CN110760052A - Production process of luminous landscape fender - Google Patents
Production process of luminous landscape fender Download PDFInfo
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- CN110760052A CN110760052A CN201910095991.9A CN201910095991A CN110760052A CN 110760052 A CN110760052 A CN 110760052A CN 201910095991 A CN201910095991 A CN 201910095991A CN 110760052 A CN110760052 A CN 110760052A
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- C—CHEMISTRY; METALLURGY
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- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
- C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
- C08G18/6603—Compounds of groups C08G18/42, C08G18/48, or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38
- C08G18/6614—Compounds of groups C08G18/42, C08G18/48, or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3225 or C08G18/3271 and/or polyamines of C08G18/38
- C08G18/6618—Compounds of groups C08G18/42, C08G18/48, or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3225 or C08G18/3271 and/or polyamines of C08G18/38 with compounds of group C08G18/3225 or polyamines of C08G18/38
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
- B29C39/003—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor characterised by the choice of material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
- B29C39/22—Component parts, details or accessories; Auxiliary operations
- B29C39/42—Casting under special conditions, e.g. vacuum
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
- B29C39/22—Component parts, details or accessories; Auxiliary operations
- B29C39/44—Measuring, controlling or regulating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B59/00—Hull protection specially adapted for vessels; Cleaning devices specially adapted for vessels
- B63B59/02—Fenders integral with waterborne vessels or specially adapted therefor, e.g. fenders forming part of the hull or incorporated in the hull; Rubbing-strakes
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- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/30—Low-molecular-weight compounds
- C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
- C08G18/3203—Polyhydroxy compounds
- C08G18/3206—Polyhydroxy compounds aliphatic
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- C08G18/00—Polymeric products of isocyanates or isothiocyanates
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- C08G18/30—Low-molecular-weight compounds
- C08G18/38—Low-molecular-weight compounds having heteroatoms other than oxygen
- C08G18/3855—Low-molecular-weight compounds having heteroatoms other than oxygen having sulfur
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- C—CHEMISTRY; METALLURGY
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- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/4009—Two or more macromolecular compounds not provided for in one single group of groups C08G18/42 - C08G18/64
- C08G18/4018—Mixtures of compounds of group C08G18/42 with compounds of group C08G18/48
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
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- C08G18/40—High-molecular-weight compounds
- C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
- C08G18/4266—Polycondensates having carboxylic or carbonic ester groups in the main chain prepared from hydroxycarboxylic acids and/or lactones
- C08G18/4269—Lactones
- C08G18/4277—Caprolactone and/or substituted caprolactone
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- C08G18/00—Polymeric products of isocyanates or isothiocyanates
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- C08G18/40—High-molecular-weight compounds
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- C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
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- C08G18/667—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38
- C08G18/6674—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3203
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- C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
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- C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
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- C08J2429/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal, or ketal radical; Hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Derivatives of such polymer
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Abstract
The invention discloses a production process of a luminous landscape fender, which comprises the following steps: a. preparing a casting slurry; b. casting and molding; c. spraying a reflective layer; d. the invention has the advantages that the invention is characterized in that: the novel luminous mirror has the advantages of good visual effect, attractive appearance, good abrasion resistance, high transparency after long-term abrasion, and no influence on noctilucence and reflective effect.
Description
Technical Field
The invention relates to the technical field of production processes of ship and dock fender, in particular to the technical field of production processes of ship and dock polyurethane fender.
Background
The fender is an elastic buffer device used at the edge of a ship, and is mainly used for buffering the impact force between the ship and a wharf or between the ships in the process of docking or mooring, so that the damage to the ship or the wharf is prevented. However, the ship fender available on the market has the following two disadvantages: the safety boat has the advantages that firstly, the safety boat does not have the functions of noctilucence and light reflection, so that the safety boat is easy to collide with other boats or docks when the visibility is poor in the process of traveling or berthing at night, great potential safety hazards exist, the safety boat does not have the function of light reflection, the safety boat is not easy to find by other boats in the daytime and at night, the probability of collision accidents of the boats is increased, and the safety boat is not very safe; secondly, in the production process of the fender, parameters such as material mixing temperature and pouring temperature have great influence on the mechanical property of the fender, and the control on the parameters such as temperature and the like is not very accurate in the production process of the existing common fender, so that the mechanical properties such as tensile strength, elongation at break and the like of the finished fender are seriously influenced, and the manufactured fender has high density, large counter-force and poor energy absorption effect, pressure resistance, wear resistance and ageing resistance; thirdly, the common fender is usually black at present, so that the common fender is not very attractive, and particularly, the visibility of the whole black fender is basically zero at dark nights, so that a beautiful landscape cannot be formed.
Disclosure of Invention
The invention aims to solve the defects and provide a production process of the luminous landscape fender which has luminous and reflective functions, is quite striking, has good visual effect, can improve the safety of sailing and berthing, is quite attractive, can form beautiful landscape, and has light weight, high strength, good energy absorption effect, good wear resistance and strong ageing resistance.
The technical solution adopted by the present invention to solve the above technical problems is as follows:
the production process of the luminous landscape fender comprises the following steps:
a. preparing casting slurry: adding 63-67 parts of polytetrahydrofuran ether glycol and 8-12 parts of polycaprolactone into a reaction kettle according to the weight parts, continuously stirring, sealing the reaction kettle after feeding, vacuumizing the interior of the reaction kettle, controlling the vacuum degree in the reaction kettle to be 300-320 pa, heating the temperature in the reaction kettle to 75-90 ℃, preserving heat for 20-23 minutes, utilizing the temperature in the reaction kettle for 12-15 minutes, raising the temperature in the reaction kettle to 94-96 ℃, preserving heat for 31-34 minutes, utilizing the temperature in the reaction kettle for 8-10 minutes, raising the temperature in the reaction kettle to 100-105 ℃, preserving heat for 28-32 minutes, utilizing the temperature in the reaction kettle for 6-8 minutes, lowering the temperature in the reaction kettle to 92-95 ℃, preserving heat for 17-24 minutes, utilizing the temperature for 11-13 minutes, raising the temperature in the reaction kettle to 112-118 ℃, preserving heat for 15-22 minutes, finally utilizing the temperature in the reaction kettle for 24-27 minutes, lowering the temperature in the reaction kettle to 36-40 ℃, and preserving heat for 25-30 minutes to obtain a first slurry, stopping stirring, opening the reaction kettle, and taking the following raw materials in parts by weight: 34-36 parts of dimethylthiotoluenediamine, 0.8-1 part of a yellowing resistant agent (UV-328), 0.1-0.2 part of an antioxidant (1010) and 1.9-2.1 parts of a coloring agent, fully mixing and uniformly stirring the raw materials to prepare a second slurry, putting the second slurry into a reaction kettle, mixing the second slurry with the first slurry, continuously stirring, sealing the reaction kettle, vacuumizing the interior of the reaction kettle again, controlling the vacuum degree in the reaction kettle to be 250-320 pa, heating the temperature in the reaction kettle to 42-45 ℃, keeping the temperature for 12-18 minutes, utilizing the temperature in the reaction kettle for 3-5 minutes, raising the temperature in the reaction kettle to 48-50 ℃, keeping the temperature for 17-22 minutes, utilizing the temperature for 2-4 minutes, raising the temperature in the reaction kettle to 56-58 ℃, keeping the temperature for 11-14 minutes, utilizing the temperature for 4-6 minutes, lowering the temperature in the reaction kettle to 52-54 ℃, keeping the temperature for 15-19 minutes, finally, reducing the temperature in the reaction kettle to 38-43 ℃ by utilizing 3-5 minutes, keeping the temperature for 20-22 minutes, preparing mixed slurry, stopping stirring, opening the reaction kettle, taking 15-17 parts of noctilucent powder and 18-19 parts of white wax oil according to the weight part ratio, fully mixing and stirring uniformly to prepare noctilucent powder slurry, taking 32-38 parts of diphenylmethane diisocyanate according to the weight part ratio, adding the noctilucent powder slurry and the diphenylmethane diisocyanate into the mixed slurry in the reaction kettle, continuously stirring at the same time, sealing the reaction kettle, vacuumizing the interior of the reaction kettle again, controlling the vacuum degree in the reaction kettle to be 60-100 pa, heating the temperature in the reaction kettle to 49-52 ℃, keeping the temperature for 3.4-3.6 hours, and preparing pouring slurry;
b. and (3) casting molding: b, injecting the pouring slurry prepared in the step a into a mold, then sending the mold into an industrial microwave oven, carrying out microwave heating on the pouring slurry in the mold, increasing the temperature of the pouring slurry to 54-56 ℃ in 12-14 minutes, preserving the heat for 23-25 minutes, then using for 21-23 minutes, increasing the temperature of the pouring slurry to 112-117 ℃, preserving the heat for 18-20 minutes, then using for 15-18 minutes, reducing the temperature of the pouring slurry to 87-95 ℃, preserving the heat for 16-19 minutes, then using for 6-12 minutes, increasing the temperature of the pouring slurry to 108-113 ℃, preserving the heat for 2.6-3.1 hours, finally using for 20-24 minutes, reducing the temperature of the pouring slurry to 57-59 ℃, taking out the mold from the industrial microwave oven, demoulding to obtain an elastomer, vacuumizing the industrial microwave oven in the microwave heating process, controlling the vacuum degree in the industrial microwave oven to be 450-500 pa, meanwhile, when microwave heating is started, an ultrasonic generator with the frequency of 36-40 kHz and the power of 2000-2500W is adopted to carry out ultrasonic treatment on the casting slurry in the industrial microwave oven for 45-60 minutes, the microwave frequency of the industrial microwave oven is 2450MHz, and the microwave output power is 20 KW;
c. spraying a reflective layer: mixing 7-11 parts of reflective powder, 22-25 parts of cyclohexanone and 5-8 parts of polyvinyl alcohol according to the weight parts, fully mixing and stirring uniformly to prepare reflective slurry, spraying the reflective slurry on the surface of an elastomer at intervals by using a spray gun, then putting the elastomer sprayed with the reflective slurry into an oven for baking, controlling the temperature in the oven to be 70-75 ℃, finishing baking for 4-4.2 hours, forming reflective layers distributed at intervals on the surface of the elastomer, and then taking the elastomer out of the oven to prepare the fender body;
d. casting a surface transparent layer: adding 16-23 parts of polytetramethylene ether glycol and 18-24 parts of 1, 4-butanediol by weight into a reaction kettle, continuously stirring, vacuumizing the reaction kettle, controlling the vacuum degree in the reaction kettle to be 220-240 pa, heating the temperature in the reaction kettle to 80-85 ℃, preserving heat for 32-35 minutes, utilizing the temperature in the reaction kettle for 9-12 minutes, increasing the temperature in the reaction kettle to 98-112 ℃, preserving heat for 27-30 minutes, utilizing the temperature for 7-10 minutes, reducing the temperature in the reaction kettle to 93-96 ℃, preserving heat for 14-22 minutes, utilizing the temperature for 21-23 minutes, reducing the temperature in the reaction kettle to 45-50 ℃, preserving heat for 15-18 minutes, stopping stirring, opening the reaction kettle, adding 4-6 parts of isophorone diisocyanate into the reaction kettle by weight, fully mixing and stirring uniformly, preparing transparent slurry, putting the fender body into a mold, reserving a casting cavity between the inner wall of the mold and the surface of the fender body, injecting the prepared transparent slurry into the casting cavity of the mold, then conveying the mold into a closed bin, vacuumizing the closed bin, controlling the vacuum degree in the closed bin to be 450-520 pa, controlling the temperature in the closed bin to be 115-123 ℃, preserving heat for 4.9-5.2 hours, forming a transparent layer on the surface of the fender body, taking out the mold from the closed bin, and demolding to prepare the noctilucent landscape fender.
The noctilucent powder is red noctilucent powder produced by XiuCai chemical industry Co.
The reflective powder is white reflective powder with the fineness of 1000 meshes produced by Guangdong Hua Nas industry Co.
The yellowing resistant agent (UV-328) is manufactured by Hubei gathering Rainbow chemical Co., Ltd, and the colorant is an inorganic pigment.
The invention adopts the technical proposal to achieve the following beneficial effects:
1. the surface through at the elastomer spouts the reflector layer, thereby make this night light view fender have reflection of light function, there is fine reflection of light effect all to have under the condition of light irradiation daytime and night, it is very striking, greatly reduced the potential safety hazard, the safety of going ship and berthing has been improved, simultaneously because noctilucent powder has been added in raw and other materials, and the reflector layer arranges for the interval, consequently, make this night light view fender have the night light function at the position that is not covered by the reflector layer, can self-luminous at night, even under the condition that does not have illumination, also can be discerned in the night and discover, the security when going ship and berthing has further been improved. And because of having the effects of noctilucence and reflection, thus make this luminous view fender have very good visual effect no matter daytime or night, very esthetic, can form a beautiful view, can play a good role in embellishing on rivers, lakes and seas, pleasing to the eye, it is all helpful to beautify the city, improve the vitality and vitality of the city, etc.
2. In the process of preparing the casting slurry, polytetrahydrofuran ether glycol and polycaprolactone are mixed, temperature-changing heating is carried out under the vacuum condition, raw materials such as dimethylthiotoluenediamine and a yellowing-resistant agent (UV-328) are added, temperature-changing heating is carried out under the vacuum condition, the possibility of side reaction can be prevented to the maximum extent by adopting the adding sequence and the temperature curve of the materials, the reaction rate and the system viscosity can be balanced, the curing and foaming of the subsequent casting slurry are greatly promoted, and the mechanical property of the prepared elastomer can be improved to the maximum extent. During the casting molding process, the casting slurry is heated by microwaves, so that the casting slurry is uniformly heated, the temperature curve of the microwave heating corresponds to the curing temperature of the casting slurry, thereby leading the casting slurry to achieve the best curing and foaming effects, controlling the foaming rate and the reaction rate in the best state, avoiding the adverse effect on the mechanical property of the elastomer caused by excessively fast or slowly reacting, and the bubbles generated in the curing process are consistent in shape and uniform in distribution, the phenomena of overlarge internal roughness, insufficient bubble generation or bubble breakage and the like of the prepared elastomer are avoided, and meanwhile, the casting slurry is subjected to ultrasonic treatment at the initial stage of microwave heating, the casting slurry is well vibrated, so that the distribution and the shape of the gaps in the elastomer are very uniform, and the mechanical properties such as the tensile strength and the like of the prepared luminous landscape fender are greatly improved. In the process of casting the surface transparent layer, polytetramethylene ether glycol and 1, 4-butanediol are mixed in advance, temperature change heating is carried out under the vacuum condition, isophorone diisocyanate is added for curing and foaming, the generation of hydrogen bonds can be promoted to the maximum extent through the temperature heating curve, and the crosslinking degree in the reaction process is improved, so that the prepared transparent layer has high transparency, extremely high yield strength, good protection effect and good abrasion resistance, still has high transparency after long-term abrasion, and cannot influence noctilucence and reflection effect.
3. Compared with the fender manufactured by the traditional production process, the luminous landscape fender manufactured by the production process has the advantages of light weight, high strength, good energy absorption effect, good wear resistance, strong ageing resistance and the like, and the process parameters such as tensile strength, elongation at break and the like are greatly improved compared with the fender manufactured by the traditional production process.
Drawings
FIG. 1 is a schematic structural view of a luminous landscape fender of the present invention;
fig. 2 is a sectional view a-a of fig. 1.
Detailed Description
Example 1: the production process of the luminous landscape fender comprises the following steps:
a. preparing casting slurry: adding 63 kg of polytetrahydrofuran ether glycol and 8 kg of polycaprolactone into a reaction kettle according to the weight ratio, continuously stirring, sealing the reaction kettle after the addition is finished, vacuumizing the interior of the reaction kettle, controlling the vacuum degree in the reaction kettle to be 300pa, heating the temperature in the reaction kettle to 75 ℃, preserving the heat for 20 minutes, utilizing the temperature for 12 minutes, raising the temperature in the reaction kettle to 94 ℃, preserving the heat for 31 minutes, utilizing the temperature for 8 minutes, raising the temperature in the reaction kettle to 100 ℃, preserving the heat for 28 minutes, utilizing the temperature for 6 minutes, lowering the temperature in the reaction kettle to 92 ℃, preserving the heat for 17 minutes, utilizing the temperature for 11 minutes, raising the temperature in the reaction kettle to 112 ℃, preserving the heat for 15 minutes, utilizing the temperature for 24 minutes, lowering the temperature in the reaction kettle to 36 ℃, preserving the heat for 25 minutes, preparing a first slurry, stopping stirring, opening the reaction kettle, the following raw materials are taken according to the weight ratio: 34 kg of dimethylthiotoluenediamine, 0.8 kg of a yellowing resistant agent (UV-328), 0.1 kg of an antioxidant (1010) and 1.9 kg of a coloring agent, wherein the yellowing resistant agent (UV-328) is produced by Hubei gathered Rainbow chemical Co., Ltd., the coloring agent adopts an inorganic pigment, the raw materials are fully mixed and stirred uniformly to prepare a second slurry, the second slurry is put into a reaction kettle and mixed with the first slurry while stirring is continuously carried out, then, the reaction kettle is sealed, the interior of the reaction kettle is vacuumized again, the vacuum degree in the reaction kettle is controlled to 250pa, the temperature in the reaction kettle is heated to 42 ℃ and kept for 12 minutes, then, the temperature in the reaction kettle is raised to 48 ℃ and kept for 17 minutes by utilizing 3 minutes, the temperature in the reaction kettle is raised to 56 ℃ and kept for 11 minutes by utilizing 2 minutes, and then, the temperature in the reaction kettle is kept for 4 minutes, reducing the temperature in the reaction kettle to 52 ℃, preserving the heat for 15 minutes, finally utilizing the temperature for 3 minutes, reducing the temperature in the reaction kettle to 38 ℃, preserving the heat for 20 minutes, preparing mixed slurry, then stopping stirring, opening the reaction kettle, taking 15 kg of noctilucent powder and 18 kg of white wax oil according to the weight ratio, and fully mixing and stirring uniformly to prepare noctilucent powder slurry, wherein 32 kg of diphenylmethane diisocyanate is taken as noctilucent powder produced by XiuCai chemical Co., Ltd, Guangdong Fushan City, and the noctilucent powder slurry and the diphenylmethane diisocyanate are added into the mixed slurry in the reaction kettle while continuously stirring, then sealing the reaction kettle, vacuumizing the interior of the reaction kettle again, controlling the vacuum degree in the reaction kettle to be 60pa, heating the temperature in the reaction kettle to 49 ℃, and preserving the heat for 3.4 hours to finish so as to prepare casting slurry;
b. and (3) casting molding: b, pouring the pouring slurry prepared in the step a into a mold, then sending the mold into an industrial microwave oven, carrying out microwave heating on the pouring slurry in the mold, utilizing 12 minutes to raise the temperature of the pouring slurry to 54 ℃, preserving heat for 23 minutes, utilizing 21 minutes again, raising the temperature of the pouring slurry to 112 ℃, preserving heat for 18 minutes, utilizing 15 minutes again, lowering the temperature of the pouring slurry to 87 ℃, preserving heat for 16 minutes, utilizing 6 minutes again, raising the temperature of the pouring slurry to 108 ℃, preserving heat for 2.6 hours, utilizing 20 minutes finally, lowering the temperature of the pouring slurry to 57 ℃, taking the mold out of the industrial microwave oven, demoulding to obtain an elastic body 1, vacuumizing the industrial microwave oven in the microwave heating process, controlling the vacuum degree in the industrial microwave oven to be 450Pa, and simultaneously, utilizing an ultrasonic generator with the frequency of 36kHz and the power of 2000W to carry out ultrasonic treatment on the slurry in the industrial microwave oven for 45 minutes at the beginning of microwave heating The microwave frequency of the industrial microwave oven is 2450MHz, and the microwave output power is 20 KW;
c. spraying a reflective layer: taking 7 kg of reflective powder, 22 kg of cyclohexanone and 5 kg of polyvinyl alcohol according to the weight ratio, fully mixing and stirring uniformly to prepare reflective slurry, wherein the reflective powder is white reflective powder with the fineness of 1000 meshes produced by Guangdong Hua Nas actual Co., Ltd, spraying the reflective slurry on the surface of the elastomer 1 in sections at intervals by using a spray gun, then putting the elastomer 1 sprayed with the reflective slurry into an oven for baking, controlling the temperature in the oven to be 70 ℃, finishing baking for 4 hours, forming reflective layers 2 distributed at intervals on the surface of the elastomer 1, and then taking the elastomer 1 out of the oven to prepare a fender body;
d. casting a surface transparent layer: adding 16 kg of polytetramethylene ether glycol and 18 kg of 1, 4-butanediol into a reaction kettle according to the weight ratio, continuously stirring, vacuumizing the reaction kettle, controlling the vacuum degree in the reaction kettle to be 220pa, heating the temperature in the reaction kettle to 80 ℃, preserving the heat for 32 minutes, utilizing for 9 minutes, increasing the temperature in the reaction kettle to 98 ℃, preserving the heat for 27 minutes, utilizing for 7 minutes, reducing the temperature in the reaction kettle to 93 ℃, preserving the heat for 14 minutes, utilizing for 21 minutes, reducing the temperature in the reaction kettle to 45 ℃, preserving the heat for 15 minutes, stopping stirring, opening the reaction kettle, adding 4 kg of isophorone diisocyanate into the reaction kettle according to the weight ratio, fully mixing and stirring uniformly to prepare transparent slurry, putting a fender body into a mold, and reserving a pouring cavity between the inner wall of the mold and the surface of the fender body, and (3) injecting the prepared transparent slurry into a pouring cavity of the mold, then conveying the mold into a closed bin, vacuumizing the closed bin, controlling the vacuum degree in the closed bin to be 450pa, controlling the temperature in the closed bin to be 115 ℃, preserving the heat for 4.9 hours, forming a transparent layer 3 on the surface of the fender body, taking the mold out of the closed bin, and demolding to obtain the noctilucent landscape fender shown in the figures 1 and 2.
The following table shows the mechanical property test results of the luminous landscape fender prepared by the production process of the example 1:
example 2: the production process of the luminous landscape fender comprises the following steps:
a. preparing casting slurry: adding 65 kg of polytetrahydrofuran ether glycol and 10 kg of polycaprolactone into a reaction kettle according to the weight ratio, continuously stirring, sealing the reaction kettle after the addition is finished, vacuumizing the interior of the reaction kettle, controlling the vacuum degree in the reaction kettle to be 310pa, heating the temperature in the reaction kettle to 82 ℃, preserving heat for 21 minutes, utilizing for 13 minutes, raising the temperature in the reaction kettle to 95 ℃, preserving heat for 32 minutes, utilizing for 9 minutes, raising the temperature in the reaction kettle to 102 ℃, preserving heat for 30 minutes, utilizing for 7 minutes, lowering the temperature in the reaction kettle to 93 ℃, preserving heat for 20 minutes, utilizing for 12 minutes, raising the temperature in the reaction kettle to 115 ℃, preserving heat for 18 minutes, utilizing for 25 minutes, lowering the temperature in the reaction kettle to 38 ℃, preserving heat for 27 minutes, preparing a first slurry, stopping stirring, opening the reaction kettle, the following raw materials are taken according to the weight ratio: 35 kg of dimethyl-sulfur-based toluene diamine, 0.9 kg of a yellowing resistant agent (UV-328), 0.15 kg of an antioxidant (1010) and 2 kg of a coloring agent, wherein the yellowing resistant agent (UV-328) is produced by Hubei gathered Rainbow chemical Co., Ltd., the coloring agent adopts an inorganic pigment, the raw materials are fully mixed and stirred uniformly to prepare a second slurry, the second slurry is put into a reaction kettle and mixed with the first slurry while stirring is continuously carried out, then, the reaction kettle is sealed, the interior of the reaction kettle is vacuumized again, the vacuum degree in the reaction kettle is controlled to be 280pa, the temperature in the reaction kettle is heated to 43 ℃ and kept warm for 15 minutes, then, the temperature in the reaction kettle is raised to 49 ℃ and kept warm for 20 minutes by utilizing 4 minutes, the temperature in the reaction kettle is raised to 57 ℃ and kept warm for 12 minutes and then utilized for 5 minutes, reducing the temperature in the reaction kettle to 53 ℃, preserving the heat for 17 minutes, finally utilizing the temperature for 4 minutes, reducing the temperature in the reaction kettle to 40 ℃, preserving the heat for 21 minutes, preparing mixed slurry, then stopping stirring, opening the reaction kettle, taking 16 kg of noctilucent powder and 18 kg of white wax oil according to the weight ratio, and fully mixing and stirring uniformly to prepare noctilucent powder slurry, wherein 35 kg of diphenylmethane diisocyanate is taken as noctilucent powder produced by XiuCai chemical Co., Ltd, Guangdong Fushan City, according to the weight ratio, the noctilucent powder slurry and the diphenylmethane diisocyanate are added into the mixed slurry in the reaction kettle, and stirring is continuously carried out simultaneously, then sealing the reaction kettle, vacuumizing the interior of the reaction kettle again, controlling the vacuum degree in the reaction kettle to be 80pa, heating the temperature in the reaction kettle to 50 ℃, and preserving the heat for 3.5 hours to finish so as to prepare casting slurry;
b. and (3) casting molding: b, pouring the pouring slurry prepared in the step a into a mold, then sending the mold into an industrial microwave oven, carrying out microwave heating on the pouring slurry in the mold, utilizing 13 minutes to raise the temperature of the pouring slurry to 55 ℃, preserving heat for 24 minutes, utilizing 22 minutes again, raising the temperature of the pouring slurry to 115 ℃, preserving heat for 19 minutes, utilizing 16 minutes again, lowering the temperature of the pouring slurry to 90 ℃, preserving heat for 17 minutes, utilizing 10 minutes again, raising the temperature of the pouring slurry to 110 ℃, preserving heat for 2.8 hours, utilizing 22 minutes finally, lowering the temperature of the pouring slurry to 58 ℃, taking the mold out of the industrial microwave oven, demoulding to obtain an elastic body 1, vacuumizing the industrial microwave oven in the microwave heating process, controlling the vacuum degree in the industrial microwave oven to 480pa, and simultaneously carrying out ultrasonic treatment on the slurry in the industrial microwave oven by an ultrasonic generator with the frequency of 38kHz and the power of 2300W 52 minutes at the beginning of microwave heating The microwave frequency of the industrial microwave oven is 2450MHz, and the microwave output power is 20 KW;
c. spraying a reflective layer: weighing 9 kg of reflective powder, 23 kg of cyclohexanone and 6 kg of polyvinyl alcohol according to the weight ratio, fully mixing and stirring uniformly to prepare reflective slurry, wherein the reflective powder is white reflective powder with the fineness of 1000 meshes produced by Guangdong Hua Nas practical Co., Ltd, the reflective slurry is sprayed on the surface of the elastomer 1 in sections at intervals by using a spray gun, then the elastomer 1 sprayed with the reflective slurry is put into an oven for baking, the temperature in the oven is controlled to be 72 ℃, the baking is finished for 4.1 hours, reflective layers 2 distributed at intervals are formed on the surface of the elastomer 1, and then the elastomer 1 is taken out of the oven to prepare a fender body;
d. casting a surface transparent layer: adding 20 kg of polytetramethylene ether glycol and 20 kg of 1, 4-butanediol in weight ratio into a reaction kettle, continuously stirring, vacuumizing the reaction kettle, controlling the vacuum degree in the reaction kettle to be 230pa, heating the temperature in the reaction kettle to 82 ℃, preserving the heat for 33 minutes, utilizing the vacuum for 10 minutes, raising the temperature in the reaction kettle to 105 ℃, preserving the heat for 28 minutes, utilizing the vacuum for 8 minutes, reducing the temperature in the reaction kettle to 94 ℃, preserving the heat for 18 minutes, utilizing the heat for 22 minutes, reducing the temperature in the reaction kettle to 48 ℃, preserving the heat for 16 minutes, stopping stirring, opening the reaction kettle, adding 5 kg of isophorone diisocyanate into the reaction kettle in weight ratio, fully mixing and stirring uniformly to prepare transparent slurry, putting a fender body into a mold, and reserving a pouring cavity between the inner wall of the mold and the surface of the fender body, and (3) injecting the prepared transparent slurry into a pouring cavity of the mold, then conveying the mold into a closed bin, vacuumizing the closed bin, controlling the vacuum degree in the closed bin to be 480pa, controlling the temperature in the closed bin to be 119 ℃, preserving the heat for 5 hours, forming a transparent layer 3 on the surface of the fender body, taking the mold out of the closed bin, and demolding to obtain the noctilucent landscape fender shown in the figures 1 and 2.
The following table shows the mechanical property test results of the luminous landscape fender prepared by the production process of the example 2:
example 3: the production process of the luminous landscape fender comprises the following steps:
a. preparing casting slurry: adding 67 kg of polytetrahydrofuran ether glycol and 12 kg of polycaprolactone into a reaction kettle according to the weight ratio, continuously stirring, sealing the reaction kettle after the addition is finished, vacuumizing the interior of the reaction kettle, controlling the vacuum degree in the reaction kettle to be 320pa, heating the temperature in the reaction kettle to 90 ℃, preserving the heat for 23 minutes, utilizing the temperature for 15 minutes, raising the temperature in the reaction kettle to 96 ℃, preserving the heat for 34 minutes, utilizing the temperature for 10 minutes, raising the temperature in the reaction kettle to 105 ℃, preserving the heat for 32 minutes, utilizing the temperature for 8 minutes, lowering the temperature in the reaction kettle to 95 ℃, preserving the heat for 24 minutes, utilizing the temperature for 13 minutes, raising the temperature in the reaction kettle to 118 ℃, preserving the heat for 22 minutes, utilizing the temperature for 27 minutes, lowering the temperature in the reaction kettle to 40 ℃, preserving the heat for 30 minutes, preparing a first slurry, stopping stirring, opening the reaction kettle, the following raw materials are taken according to the weight ratio: 36 kg of dimethylthiotoluenediamine, 1 kg of a yellowing resistant agent (UV-328), 0.2 kg of an antioxidant (1010) and 2.1 kg of a colorant, wherein the yellowing resistant agent (UV-328) is produced by Hubei gathered Rainbow chemical Co., Ltd., the colorant adopts an inorganic pigment, the raw materials are fully mixed and stirred uniformly to prepare a second slurry, the second slurry is put into a reaction kettle and mixed with the first slurry while stirring is continuously carried out, then, the reaction kettle is sealed, the interior of the reaction kettle is vacuumized again, the vacuum degree in the reaction kettle is controlled to be 320pa, the temperature in the reaction kettle is heated to 45 ℃ and kept warm for 18 minutes, then, the temperature in the reaction kettle is raised to 50 ℃ and kept warm for 22 minutes by utilizing 5 minutes, the temperature in the reaction kettle is raised to 58 ℃ and kept warm for 14 minutes by utilizing 4 minutes, and then, the temperature in the reaction kettle is kept warm for 6 minutes, reducing the temperature in the reaction kettle to 54 ℃, preserving the heat for 19 minutes, finally utilizing the temperature for 5 minutes, reducing the temperature in the reaction kettle to 43 ℃, preserving the heat for 22 minutes, preparing mixed slurry, then stopping stirring, opening the reaction kettle, taking 17 kg of noctilucent powder and 19 kg of white wax oil according to the weight ratio, and fully mixing and stirring uniformly to prepare noctilucent powder slurry, wherein the noctilucent powder adopts red noctilucent powder produced by XiuCai chemical industry Co., Ltd, Guangdong Fushan City, 38 kg of diphenylmethane diisocyanate is taken according to the weight ratio, the noctilucent powder slurry and the diphenylmethane diisocyanate are added into the mixed slurry in the reaction kettle, and stirring is continuously carried out simultaneously, then sealing the reaction kettle, vacuumizing the interior of the reaction kettle again, controlling the vacuum degree in the reaction kettle to be 100pa, heating the temperature in the reaction kettle to 52 ℃, and preserving the heat for 3.6 hours to finish so as to prepare casting slurry;
b. and (3) casting molding: b, pouring the pouring slurry prepared in the step a into a mold, then sending the mold into an industrial microwave oven, carrying out microwave heating on the pouring slurry in the mold, utilizing 14 minutes to raise the temperature of the pouring slurry to 56 ℃, preserving heat for 25 minutes, utilizing 23 minutes again, raising the temperature of the pouring slurry to 117 ℃, preserving heat for 20 minutes, utilizing 18 minutes again, lowering the temperature of the pouring slurry to 95 ℃, preserving heat for 19 minutes, utilizing 12 minutes again, raising the temperature of the pouring slurry to 113 ℃, preserving heat for 3.1 hours, utilizing 24 minutes finally, lowering the temperature of the pouring slurry to 59 ℃, taking the mold out of the industrial microwave oven, demoulding to obtain an elastic body 1, vacuumizing the industrial microwave oven in the microwave heating process, controlling the vacuum degree in the industrial microwave oven to be 500pa, and simultaneously, utilizing an ultrasonic generator with the frequency of 40kHz and the power of 2500W to carry out ultrasonic treatment on the slurry in the industrial microwave oven for 60 minutes when the microwave heating begins The microwave frequency of the industrial microwave oven is 2450MHz, and the microwave output power is 20 KW;
c. spraying a reflective layer: taking 11 kg of reflective powder, 25 kg of cyclohexanone and 8 kg of polyvinyl alcohol according to the weight ratio, fully mixing and stirring uniformly to prepare reflective slurry, wherein the reflective powder is white reflective powder with the fineness of 1000 meshes produced by Guangdong Hua Nas practical Co., Ltd, spraying the reflective slurry on the surface of the elastomer 1 in sections at intervals by using a spray gun, then putting the elastomer 1 sprayed with the reflective slurry into an oven for baking, controlling the temperature in the oven to be 75 ℃, finishing baking for 4.2 hours, forming reflective layers 2 distributed at intervals on the surface of the elastomer 1, and then taking the elastomer 1 out of the oven to prepare a fender body;
d. casting a surface transparent layer: adding 23 kg of polytetramethylene ether glycol and 24 kg of 1, 4-butanediol in weight ratio into a reaction kettle, continuously stirring, vacuumizing the reaction kettle, controlling the vacuum degree in the reaction kettle to be 240pa, heating the temperature in the reaction kettle to 85 ℃, preserving the heat for 35 minutes, utilizing for 12 minutes, raising the temperature in the reaction kettle to 112 ℃, preserving the heat for 30 minutes, utilizing for 10 minutes, reducing the temperature in the reaction kettle to 96 ℃, preserving the heat for 22 minutes, utilizing for 23 minutes, reducing the temperature in the reaction kettle to 50 ℃, preserving the heat for 18 minutes, stopping stirring, opening the reaction kettle, adding 6 kg of isophorone diisocyanate into the reaction kettle in weight ratio, fully mixing and stirring uniformly to prepare transparent slurry, putting a fender body into a mold, and reserving a pouring cavity between the inner wall of the mold and the surface of the fender body, and (3) injecting the prepared transparent slurry into a pouring cavity of the mold, then conveying the mold into a closed bin, vacuumizing the closed bin, controlling the vacuum degree in the closed bin to be 520pa, controlling the temperature in the closed bin to be 123 ℃, preserving the heat for 5.2 hours, forming a transparent layer 3 on the surface of the fender body, taking the mold out of the closed bin, and demolding to obtain the noctilucent landscape fender shown in the figures 1 and 2.
The following table shows the mechanical property test results of the luminous landscape fender prepared by the production process of the example 3:
Claims (4)
1. the production process of the luminous landscape fender is characterized by comprising the following steps:
a. preparing casting slurry: adding 63-67 parts of polytetrahydrofuran ether glycol and 8-12 parts of polycaprolactone into a reaction kettle according to the weight parts, continuously stirring, sealing the reaction kettle after feeding, vacuumizing the interior of the reaction kettle, controlling the vacuum degree in the reaction kettle to be 300-320 pa, heating the temperature in the reaction kettle to 75-90 ℃, preserving heat for 20-23 minutes, utilizing the temperature in the reaction kettle for 12-15 minutes, raising the temperature in the reaction kettle to 94-96 ℃, preserving heat for 31-34 minutes, utilizing the temperature in the reaction kettle for 8-10 minutes, raising the temperature in the reaction kettle to 100-105 ℃, preserving heat for 28-32 minutes, utilizing the temperature in the reaction kettle for 6-8 minutes, lowering the temperature in the reaction kettle to 92-95 ℃, preserving heat for 17-24 minutes, utilizing the temperature for 11-13 minutes, raising the temperature in the reaction kettle to 112-118 ℃, preserving heat for 15-22 minutes, finally utilizing the temperature in the reaction kettle for 24-27 minutes, lowering the temperature in the reaction kettle to 36-40 ℃, and preserving heat for 25-30 minutes to obtain a first slurry, stopping stirring, opening the reaction kettle, and taking the following raw materials in parts by weight: 34-36 parts of dimethylthiotoluenediamine, 0.8-1 part of a yellowing resistant agent (UV-328), 0.1-0.2 part of an antioxidant (1010) and 1.9-2.1 parts of a coloring agent, fully mixing and uniformly stirring the raw materials to prepare a second slurry, putting the second slurry into a reaction kettle, mixing the second slurry with the first slurry, continuously stirring, sealing the reaction kettle, vacuumizing the interior of the reaction kettle again, controlling the vacuum degree in the reaction kettle to be 250-320 pa, heating the temperature in the reaction kettle to 42-45 ℃, keeping the temperature for 12-18 minutes, utilizing the temperature in the reaction kettle for 3-5 minutes, raising the temperature in the reaction kettle to 48-50 ℃, keeping the temperature for 17-22 minutes, utilizing the temperature for 2-4 minutes, raising the temperature in the reaction kettle to 56-58 ℃, keeping the temperature for 11-14 minutes, utilizing the temperature for 4-6 minutes, lowering the temperature in the reaction kettle to 52-54 ℃, keeping the temperature for 15-19 minutes, finally, reducing the temperature in the reaction kettle to 38-43 ℃ by utilizing 3-5 minutes, keeping the temperature for 20-22 minutes, preparing mixed slurry, stopping stirring, opening the reaction kettle, taking 15-17 parts of noctilucent powder and 18-19 parts of white wax oil according to the weight part ratio, fully mixing and stirring uniformly to prepare noctilucent powder slurry, taking 32-38 parts of diphenylmethane diisocyanate according to the weight part ratio, adding the noctilucent powder slurry and the diphenylmethane diisocyanate into the mixed slurry in the reaction kettle, continuously stirring at the same time, sealing the reaction kettle, vacuumizing the interior of the reaction kettle again, controlling the vacuum degree in the reaction kettle to be 60-100 pa, heating the temperature in the reaction kettle to 49-52 ℃, keeping the temperature for 3.4-3.6 hours, and preparing pouring slurry;
b. and (3) casting molding: b, injecting the pouring slurry prepared in the step a into a mold, then sending the mold into an industrial microwave oven, carrying out microwave heating on the pouring slurry in the mold, increasing the temperature of the pouring slurry to 54-56 ℃ in 12-14 minutes, preserving the heat for 23-25 minutes, then using for 21-23 minutes, increasing the temperature of the pouring slurry to 112-117 ℃, preserving the heat for 18-20 minutes, then using for 15-18 minutes, reducing the temperature of the pouring slurry to 87-95 ℃, preserving the heat for 16-19 minutes, then using for 6-12 minutes, increasing the temperature of the pouring slurry to 108-113 ℃, preserving the heat for 2.6-3.1 hours, finally using for 20-24 minutes, reducing the temperature of the pouring slurry to 57-59 ℃, taking out the mold from the industrial microwave oven, demoulding to obtain an elastomer, vacuumizing the industrial microwave oven in the microwave heating process, controlling the vacuum degree in the industrial microwave oven to be 450-500 pa, meanwhile, when microwave heating is started, an ultrasonic generator with the frequency of 36-40 kHz and the power of 2000-2500W is adopted to carry out ultrasonic treatment on the casting slurry in the industrial microwave oven for 45-60 minutes, the microwave frequency of the industrial microwave oven is 2450MHz, and the microwave output power is 20 KW;
c. spraying a reflective layer: mixing 7-11 parts of reflective powder, 22-25 parts of cyclohexanone and 5-8 parts of polyvinyl alcohol according to the weight parts, fully mixing and stirring uniformly to prepare reflective slurry, spraying the reflective slurry on the surface of an elastomer at intervals by using a spray gun, then putting the elastomer sprayed with the reflective slurry into an oven for baking, controlling the temperature in the oven to be 70-75 ℃, finishing baking for 4-4.2 hours, forming reflective layers distributed at intervals on the surface of the elastomer, and then taking the elastomer out of the oven to prepare the fender body;
d. casting a surface transparent layer: adding 16-23 parts of polytetramethylene ether glycol and 18-24 parts of 1, 4-butanediol by weight into a reaction kettle, continuously stirring, vacuumizing the reaction kettle, controlling the vacuum degree in the reaction kettle to be 220-240 pa, heating the temperature in the reaction kettle to 80-85 ℃, preserving heat for 32-35 minutes, utilizing the temperature in the reaction kettle for 9-12 minutes, increasing the temperature in the reaction kettle to 98-112 ℃, preserving heat for 27-30 minutes, utilizing the temperature for 7-10 minutes, reducing the temperature in the reaction kettle to 93-96 ℃, preserving heat for 14-22 minutes, utilizing the temperature for 21-23 minutes, reducing the temperature in the reaction kettle to 45-50 ℃, preserving heat for 15-18 minutes, stopping stirring, opening the reaction kettle, adding 4-6 parts of isophorone diisocyanate into the reaction kettle by weight, fully mixing and stirring uniformly, preparing transparent slurry, putting the fender body into a mold, reserving a casting cavity between the inner wall of the mold and the surface of the fender body, injecting the prepared transparent slurry into the casting cavity of the mold, then conveying the mold into a closed bin, vacuumizing the closed bin, controlling the vacuum degree in the closed bin to be 450-520 pa, controlling the temperature in the closed bin to be 115-123 ℃, preserving heat for 4.9-5.2 hours, forming a transparent layer on the surface of the fender body, taking out the mold from the closed bin, and demolding to prepare the noctilucent landscape fender.
2. The production process of the noctilucent landscape fender according to claim 1, which is characterized in that: the noctilucent powder is red noctilucent powder produced by XiuCai chemical industry Co.
3. The production process of the noctilucent landscape fender according to claim 1, which is characterized in that: the reflective powder is white reflective powder with the fineness of 1000 meshes produced by Guangdong Hua Nas industry Co.
4. A production process of a luminous landscape fender according to claim 1, 2 or 3, which is characterized in that: the yellowing resistant agent (UV-328) is manufactured by Hubei gathering Rainbow chemical Co., Ltd, and the colorant is an inorganic pigment.
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