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CN108676496A - A kind of novel environment friendly water-repellent paint and preparation method thereof - Google Patents

A kind of novel environment friendly water-repellent paint and preparation method thereof Download PDF

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Publication number
CN108676496A
CN108676496A CN201810676104.2A CN201810676104A CN108676496A CN 108676496 A CN108676496 A CN 108676496A CN 201810676104 A CN201810676104 A CN 201810676104A CN 108676496 A CN108676496 A CN 108676496A
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parts
repellent paint
water
preparation
environment friendly
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杨照慧
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Lai An Sen Hao Mao Environmental Protection Engineering Co Ltd
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Lai An Sen Hao Mao Environmental Protection Engineering Co Ltd
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    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D171/00Coating compositions based on polyethers obtained by reactions forming an ether link in the main chain; Coating compositions based on derivatives of such polymers
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D195/00Coating compositions based on bituminous materials, e.g. asphalt, tar, pitch
    • C09D195/005Aqueous compositions, e.g. emulsions
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40Additives
    • C09D7/43Thickening agents
    • C09D7/44Combinations of two or more thickening agents
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40Additives
    • C09D7/60Additives non-macromolecular
    • C09D7/61Additives non-macromolecular inorganic
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40Additives
    • C09D7/60Additives non-macromolecular
    • C09D7/63Additives non-macromolecular organic
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40Additives
    • C09D7/65Additives macromolecular
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40Additives
    • C09D7/70Additives characterised by shape, e.g. fibres, flakes or microspheres
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/18Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/24Acids; Salts thereof
    • C08K3/26Carbonates; Bicarbonates
    • C08K2003/265Calcium, strontium or barium carbonate
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/32Phosphorus-containing compounds
    • C08K2003/321Phosphates
    • C08K2003/324Alkali metal phosphate
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00Specific properties of additives
    • C08K2201/014Additives containing two or more different additives of the same subgroup in C08K
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/03Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C08L2205/035Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend

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Abstract

A kind of novel environment friendly water-repellent paint of present invention offer and preparation method thereof, is prepared by following component:Polymer emulsion, modified pitch emulsion, titanium dioxide, hollow glass microballoon, compounded mix, polyether polyol, polyether modified silicane, thriacetic acid glycerine ester, thickener, dispersant and water.Water-repellent paint prepared by the present invention is with excellent water resistance, film coated surface is smooth, smooth, film layer is closely knit, pin-free, bubble, the adhesive property of film is excellent, is not easy to remove with base, and its cost of raw material is cheap, derives from a wealth of sources, preparation method is simple, therefore is suitble to industrialization large-scale production.

Description

A kind of novel environment friendly water-repellent paint and preparation method thereof
Technical field
The invention belongs to waterproof material technical fields, and in particular to a kind of novel environment friendly water-repellent paint and preparation method thereof.
Background technology
It is increasing to the demand of waterproof material with the fast development of economic construction of China especially infrastructure, Application range is also to extend rapidly.Waterproof material huge number, especially environmental protection, multifunction become the main of the following waterproof material Developing direction, wherein polyurethane water-proof paint has strong excellent water resistance, the good, weatherability of elasticity, endurance, anti-aging The features such as, and have many advantages, such as reliability and economy, and be widely used in basement bottom board, side wall, subway, tunnel, roofing, The antiseepages such as garbage loading embeading, waterproofing work.
With the development of society and the improvement of people's living standards, people's increasingly attaching importance to environmental protection and physical health issues. Polyurethane water-proof paint is had been widely recognized and is answered in building trade with its excellent performance and moderate price With, but either single-component polyurethane water-proof paint or Two-component Waterproof Polyurethane Coating all contain a large amount of organic solvent, It is constructed to reduce the viscosity of itself to facilitate, there are commonly solvents toluene, dimethylbenzene and trimethylbenzene etc., these solvents are all Different degrees of harm can be caused to the health of people.
Publication No. CN101418184A discloses a kind of Two-component Waterproof Polyurethane Coating and preparation method thereof, the painting Material is made of component A and B;Component A is made of MDI, polyethers N-330, polyethers N-220, amine terminated polyether resin and tartaric acid;Group B is divided to be made of polyethers N-330, antioxidant, coloring pigment, MOCA, chlorinated paraffin, DOP and sericite in powder.The water-repellent paint has The advantages of large arch dam, high intensity, high elongation at tear, spy be suitable for high-speed railway, highway, Line for Passenger Transportation concrete-bridge do it is anti- Water layer.
Publication No. CN101230235A discloses a kind of high-performance environment-friendly type polyurethane waterproofing paint and its prepares work Skill, the coating are made of component A and B;Component A is by polyether polyol, modified liquefaction methyl diphenylene diisocyanate and storage Stabilizer forms;Component B is made of liquid filler, inorganic particle filler and curing agent.The water-repellent paint has production process ring The characteristics of guarantor, easy to operate and saving cost, it is suitble to use on Line for Passenger Transportation.
Current polyurethane water-proof paint has that solid content is relatively low, organic volatile is more.This can give primary thick Film construction brings difficulty and brings prodigious pollution to environment, the curing agent that existing high performance polyurethane waterproof coating material uses in addition Mostly MOCA, MOCA can bring health prodigious harm.
In summary, it is therefore desirable to a kind of better water-repellent paint, to improve the deficiencies in the prior art, to push waterproof The development of coating industry.
Invention content
The object of the present invention is to provide a kind of novel environment friendly water-repellent paint and preparation method thereof, waterproof prepared by the present invention applies Material is with excellent water resistance, and film coated surface is smooth, smooth, and film layer is closely knit, pin-free, bubble, the caking property of film Can be excellent, it is not easy to remove with base, and its cost of raw material is cheap, derives from a wealth of sources, preparation method is simple, therefore is suitble to industry Change large-scale production.
The present invention provides the following technical solutions:
A kind of novel environment friendly water-repellent paint, includes the raw material of following parts by weight:12-15 parts of polymer emulsion, modified pitch emulsion 8-14 parts, 7-13 parts of titanium dioxide, 6-10 parts of hollow glass microballoon, 5-9 parts of compounded mix, 4-8 parts of polyether polyol, polyethers change Property 7-15 parts of 3-6 parts of silane, 3-7 parts of thriacetic acid glycerine ester, 4-7 parts of thickener, 4-8 parts of dispersant and water.
Preferably, the water-repellent paint includes the raw material of following parts by weight:13-15 parts of polymer emulsion, modified pitch breast 8-12 parts of liquid, 9-13 parts of titanium dioxide, 6-9 parts of hollow glass microballoon, 5-8 parts of compounded mix, 5-8 parts of polyether polyol, polyethers 7-14 parts of 3-5 parts of modified silane, 3-6 parts of thriacetic acid glycerine ester, 5-7 parts of thickener, 6-8 parts of dispersant and water.
Preferably, the water-repellent paint includes the raw material of following parts by weight:15 parts of polymer emulsion, modified pitch emulsion 11 Part, 12 parts of titanium dioxide, 7 parts of hollow glass microballoon, 6 parts of compounded mix, 5 parts of polyether polyol, 5 parts of polyether modified silicane, three 13 parts of 6 parts of acetic acid glycerine ester, 5 parts of thickener, 8 parts of dispersant and water.
A kind of preparation method of novel environment friendly water-repellent paint, including following preparation process:
A, polymer emulsion, thriacetic acid glycerine ester, compounded mix and water are mixed and is imported in reaction kettle, added at 85-90 DEG C Heat is simultaneously stirred to react 1.2-1.5h, obtains mixture one;
B, titanium dioxide, hollow glass microballoon are uniformly mixed, import in ball mill and be ground to 900-1000 mesh sieve, then imports In modified pitch emulsion, 8-12min is stirred with the rotating speed of 600-800r/min, obtains mixture two;
C, polyether polyol is added into mixture two, 35-40min is stirred to react at 78-82 DEG C, obtain mixture three;
D, mixture three, mixture one are imported in vacuum reaction kettle, at vacuum degree -0.1MPa, 90-100 DEG C, dehydration 1.4-1.8h after reaction, then is cooled to 65-68 DEG C, and polyether modified silicane is added dropwise, after completion of dropwise addition, then near room temperature, add Enter thickener, dispersant, stir evenly, you can obtains finished product.
Preferably, the polymer emulsion of the step a is that acrylic emulsion, acetate emulsion and neoprene lotion press quality Than 2:2:1 mixes.
Preferably, the compounded mix of the step a is that matter is pressed in precipitated calcium carbonate, sodium bentonite, kaolin and montmorillonite Measure ratio 2:1:1:1 mixes.
Preferably, the preparation method of the modified pitch emulsion of the step b is:By poly-vinyl alcohol solution and anionic surface Activating agent mix, stir evenly, using pH adjusting agent adjust pH value be 9, add liquid asphalt carry out high speed grinding it is uniform after, It can be obtained modified pitch emulsion.
Preferably, the anion surfactant is tall oil, neopelex and alkylphenol-polyethenoxy Ether in mass ratio 1:1:2 mix.
Preferably, the thickener of the step d is hydroxypropyl methyl cellulose, sodium alginate, polyacrylamide and ethylene Aoxidize polyurethane in mass ratio 1:1:1:1 mixes.
Preferably, the dispersant of the step d be sodium tripolyphosphate, triethyl group hexyl phosphoric acid and methyl anyl alcohol in mass ratio 1:2:1 mixes.
The beneficial effects of the invention are as follows:
Water-repellent paint prepared by the present invention is with excellent water resistance, and film coated surface is smooth, smooth, and film layer is closely knit, nothing The adhesive property of pin hole, bubble, film is excellent, is not easy to remove with base, and its cost of raw material is cheap, derives from a wealth of sources, system Preparation Method is simple, therefore is suitble to industrialization large-scale production.
Polymer emulsion in the present invention is the proportioning of acrylic emulsion, acetate emulsion and neoprene lotion, a variety of breasts The compounding of liquid can make the adhesive strength of coating prepared by the present invention more preferably, and under the ratio, and cost is relatively low, and And viscosity is optimal.
Compounded mix in the present invention is precipitated calcium carbonate, sodium bentonite, kaolin and the proportioning of montmorillonite, in the ratio Under example, the above filler all has preferable adsorptivity and dispersibility, under the further modification of the dispersant subsequently added, point Scattered property is more excellent, and good waterproof skeleton can be formed in mixture system.
Modified pitch emulsion in the present invention passes through the further modification to traditional asphalt so that it has without containing any Malicious, volatile solvent, and preparation method is simple, significantly brief preparation flow.
Anion surfactant in the present invention is tall oil, neopelex and alkyl phenol polyoxyethylene ether Proportioning, under the ratio, the improvement of surface-active is more rapid, to improve preparation efficiency.
Thickener in the present invention is hydroxypropyl methyl cellulose, sodium alginate, polyacrylamide and the poly- ammonia of ethylene The proportioning of ester, under the ratio, thickening effect is significantly and rapid, substantially reduces preparation time.
Specific implementation mode
Embodiment 1
A kind of novel environment friendly water-repellent paint, includes the raw material of following parts by weight:12 parts of polymer emulsion, 8 parts of modified pitch emulsion, 13 parts of titanium dioxide, 6 parts of hollow glass microballoon, 5 parts of compounded mix, 8 parts of polyether polyol, 3 parts of polyether modified silicane, triacetic acid 7 parts of 7 parts of glycerine ester, 4 parts of thickener, 8 parts of dispersant and water.
A kind of preparation method of novel environment friendly water-repellent paint, including following preparation process:
A, polymer emulsion, thriacetic acid glycerine ester, compounded mix and water are mixed and is imported in reaction kettle, heated simultaneously at 85 DEG C It is stirred to react 1.5h, obtains mixture one;
B, titanium dioxide, hollow glass microballoon are uniformly mixed, import in ball mill and be ground to 1000 mesh sieve, then imports modification In asphalt emulsion, 12min is stirred with the rotating speed of 600r/min, obtains mixture two;
C, polyether polyol is added into mixture two, 35min is stirred to react at 82 DEG C, obtain mixture three;
D, mixture three, mixture one are imported in vacuum reaction kettle, at vacuum degree -0.1MPa, 100 DEG C, dehydration 1.4h after reaction, then is cooled to 68 DEG C, and polyether modified silicane is added dropwise, after completion of dropwise addition, then near room temperature, thickening is added Agent, dispersant, stir evenly, you can obtain finished product.
The polymer emulsion of step a is acrylic emulsion, acetate emulsion and neoprene lotion in mass ratio 2:2:1 mixing It forms.
The compounded mix of step a is precipitated calcium carbonate, sodium bentonite, kaolin and montmorillonite in mass ratio 2:1:1:1 It mixes.
The preparation method of the modified pitch emulsion of step b is:Poly-vinyl alcohol solution is mixed with anion surfactant, Stir evenly, using pH adjusting agent adjust pH value be 9, add liquid asphalt carry out high speed grinding it is uniform after, you can changed Property asphalt emulsion.
Anion surfactant is tall oil, neopelex and alkyl phenol polyoxyethylene ether in mass ratio 1: 1:2 mix.
The thickener of step d is that hydroxypropyl methyl cellulose, sodium alginate, polyacrylamide and ethylene polyurethane are pressed Mass ratio 1:1:1:1 mixes.
The dispersant of step d is sodium tripolyphosphate, triethyl group hexyl phosphoric acid and methyl anyl alcohol in mass ratio 1:2:1 mixing and At.
Embodiment 2
A kind of novel environment friendly water-repellent paint, includes the raw material of following parts by weight:15 parts of polymer emulsion, modified pitch emulsion 12 Part, 13 parts of titanium dioxide, 6 parts of hollow glass microballoon, 5 parts of compounded mix, 8 parts of polyether polyol, 3 parts of polyether modified silicane, three 7 parts of 6 parts of acetic acid glycerine ester, 5 parts of thickener, 8 parts of dispersant and water.
A kind of preparation method of novel environment friendly water-repellent paint, including following preparation process:
A, polymer emulsion, thriacetic acid glycerine ester, compounded mix and water are mixed and is imported in reaction kettle, heated simultaneously at 85 DEG C It is stirred to react 1.5h, obtains mixture one;
B, titanium dioxide, hollow glass microballoon are uniformly mixed, import in ball mill and be ground to 900 mesh sieve, then imports modification In asphalt emulsion, 8min is stirred with the rotating speed of 800r/min, obtains mixture two;
C, polyether polyol is added into mixture two, 40min is stirred to react at 82 DEG C, obtain mixture three;
D, mixture three, mixture one are imported in vacuum reaction kettle, at vacuum degree -0.1MPa, 100 DEG C, dehydration 1.4h after reaction, then is cooled to 68 DEG C, and polyether modified silicane is added dropwise, after completion of dropwise addition, then near room temperature, thickening is added Agent, dispersant, stir evenly, you can obtain finished product.
The polymer emulsion of step a is acrylic emulsion, acetate emulsion and neoprene lotion in mass ratio 2:2:1 mixing It forms.
The compounded mix of step a is precipitated calcium carbonate, sodium bentonite, kaolin and montmorillonite in mass ratio 2:1:1:1 It mixes.
The preparation method of the modified pitch emulsion of step b is:Poly-vinyl alcohol solution is mixed with anion surfactant, Stir evenly, using pH adjusting agent adjust pH value be 9, add liquid asphalt carry out high speed grinding it is uniform after, you can changed Property asphalt emulsion.
Anion surfactant is tall oil, neopelex and alkyl phenol polyoxyethylene ether in mass ratio 1: 1:2 mix.
The thickener of step d is that hydroxypropyl methyl cellulose, sodium alginate, polyacrylamide and ethylene polyurethane are pressed Mass ratio 1:1:1:1 mixes.
The dispersant of step d is sodium tripolyphosphate, triethyl group hexyl phosphoric acid and methyl anyl alcohol in mass ratio 1:2:1 mixing and At.
Embodiment 3
A kind of novel environment friendly water-repellent paint, includes the raw material of following parts by weight:15 parts of polymer emulsion, modified pitch emulsion 11 Part, 12 parts of titanium dioxide, 7 parts of hollow glass microballoon, 6 parts of compounded mix, 5 parts of polyether polyol, 5 parts of polyether modified silicane, three 13 parts of 6 parts of acetic acid glycerine ester, 5 parts of thickener, 8 parts of dispersant and water.
A kind of preparation method of novel environment friendly water-repellent paint, including following preparation process:
A, polymer emulsion, thriacetic acid glycerine ester, compounded mix and water are mixed and is imported in reaction kettle, heated simultaneously at 85 DEG C It is stirred to react 1.5h, obtains mixture one;
B, titanium dioxide, hollow glass microballoon are uniformly mixed, import in ball mill and be ground to 1000 mesh sieve, then imports modification In asphalt emulsion, 8min is stirred with the rotating speed of 800r/min, obtains mixture two;
C, polyether polyol is added into mixture two, 35min is stirred to react at 82 DEG C, obtain mixture three;
D, mixture three, mixture one are imported in vacuum reaction kettle, at vacuum degree -0.1MPa, 90 DEG C, dehydration 1.8h after reaction, then is cooled to 68 DEG C, and polyether modified silicane is added dropwise, after completion of dropwise addition, then near room temperature, thickening is added Agent, dispersant, stir evenly, you can obtain finished product.
The polymer emulsion of step a is acrylic emulsion, acetate emulsion and neoprene lotion in mass ratio 2:2:1 mixing It forms.
The compounded mix of step a is precipitated calcium carbonate, sodium bentonite, kaolin and montmorillonite in mass ratio 2:1:1:1 It mixes.
The preparation method of the modified pitch emulsion of step b is:Poly-vinyl alcohol solution is mixed with anion surfactant, Stir evenly, using pH adjusting agent adjust pH value be 9, add liquid asphalt carry out high speed grinding it is uniform after, you can changed Property asphalt emulsion.
Anion surfactant is tall oil, neopelex and alkyl phenol polyoxyethylene ether in mass ratio 1: 1:2 mix.
The thickener of step d is that hydroxypropyl methyl cellulose, sodium alginate, polyacrylamide and ethylene polyurethane are pressed Mass ratio 1:1:1:1 mixes.
The dispersant of step d is sodium tripolyphosphate, triethyl group hexyl phosphoric acid and methyl anyl alcohol in mass ratio 1:2:1 mixing and At.
Comparative example 1
It is detected using common water-repellent paint in the prior art.
Finished product prepared by above example and comparative example is detected, following detection data is obtained:
Table one:
Project Embodiment 1 Embodiment 2 Embodiment 3 Comparative example 1
Appearance of film It is smooth, smooth It is smooth, smooth It is smooth, smooth It is smooth, smooth
Store effect(6 months) Without layering, without precipitation Without layering, without precipitation Without layering, without precipitation Without being layered, have slight precipitation
Tensile strength(MPa) 6.2 5.9 6.3 4.8
Elongation at break(%) 720 724 725 682
Adhesion strength(MPa) 2.5 2.5 2.6 2.1
Resistance to ag(e)ing(Ultraviolet radioactive 60 days) Appearance is unchanged Appearance is unchanged Appearance is unchanged Appearance light discolouration
Tearing strength(N/mm) 29 30 31 24
Water proofing property(5MPa, for 24 hours) It is waterproof It is waterproof It is waterproof It is slight permeable
By the experimental data of one gained of table, it can be deduced that, the properties of finished product prepared by preparation method of the invention are significantly excellent Different from common product in the prior art, and the preferred preparation method in the embodiment of the present invention 3, obtain at moral character It can be the most excellent.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, although with reference to aforementioned reality Applying example, invention is explained in detail, for those skilled in the art, still can be to aforementioned each implementation Technical solution recorded in example is modified or equivalent replacement of some of the technical features.All essences in the present invention With within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention god.

Claims (10)

1. a kind of novel environment friendly water-repellent paint, which is characterized in that include the raw material of following parts by weight:12-15 parts of polymer emulsion, 8-14 parts of modified pitch emulsion, 7-13 parts of titanium dioxide, 6-10 parts of hollow glass microballoon, 5-9 parts of compounded mix, polyether polyol 4-8 parts, 3-6 parts of polyether modified silicane, 3-7 parts of thriacetic acid glycerine ester, 4-7 parts of thickener, 4-8 parts of dispersant and water 7-15 Part.
2. a kind of novel environment friendly water-repellent paint according to claim 1, which is characterized in that the water-repellent paint includes following The raw material of parts by weight:13-15 parts of polymer emulsion, 8-12 parts of modified pitch emulsion, 9-13 parts of titanium dioxide, hollow glass microballoon 6-9 parts, 5-8 parts of compounded mix, 5-8 parts of polyether polyol, 3-5 parts of polyether modified silicane, 3-6 parts of thriacetic acid glycerine ester, increase 7-14 parts of thick dose 5-7 parts, 6-8 parts of dispersant and water.
3. a kind of novel environment friendly water-repellent paint according to claim 1, which is characterized in that the water-repellent paint includes following The raw material of parts by weight:15 parts of polymer emulsion, 12 parts of titanium dioxide, 7 parts of hollow glass microballoon, is answered at 11 parts of modified pitch emulsion Close 6 parts of filler, 5 parts of polyether polyol, 5 parts of polyether modified silicane, 6 parts of thriacetic acid glycerine ester, 5 parts of thickener, 8 parts of dispersant With 13 parts of water.
4. a kind of preparation method of novel environment friendly water-repellent paint of claim 1-3 any one of them, which is characterized in that including with Lower preparation process:
A, polymer emulsion, thriacetic acid glycerine ester, compounded mix and water are mixed and is imported in reaction kettle, added at 85-90 DEG C Heat is simultaneously stirred to react 1.2-1.5h, obtains mixture one;
B, titanium dioxide, hollow glass microballoon are uniformly mixed, import in ball mill and be ground to 900-1000 mesh sieve, then imports In modified pitch emulsion, 8-12min is stirred with the rotating speed of 600-800r/min, obtains mixture two;
C, polyether polyol is added into mixture two, 35-40min is stirred to react at 78-82 DEG C, obtain mixture three;
D, mixture three, mixture one are imported in vacuum reaction kettle, at vacuum degree -0.1MPa, 90-100 DEG C, dehydration 1.4-1.8h after reaction, then is cooled to 65-68 DEG C, and polyether modified silicane is added dropwise, after completion of dropwise addition, then near room temperature, add Enter thickener, dispersant, stir evenly, you can obtains finished product.
5. a kind of preparation method of novel environment friendly water-repellent paint according to claim 4, which is characterized in that the step a Polymer emulsion be acrylic emulsion, acetate emulsion and neoprene lotion in mass ratio 2:2:1 mixes.
6. a kind of preparation method of novel environment friendly water-repellent paint according to claim 4, which is characterized in that the step a Compounded mix be precipitated calcium carbonate, sodium bentonite, kaolin and montmorillonite in mass ratio 2:1:1:1 mixes.
7. a kind of preparation method of novel environment friendly water-repellent paint according to claim 4, which is characterized in that the step b The preparation method of modified pitch emulsion be:Poly-vinyl alcohol solution is mixed with anion surfactant, is stirred evenly, is utilized PH adjusting agent adjust pH value be 9, add liquid asphalt carry out high speed grinding it is uniform after, you can obtain modified pitch emulsion.
8. a kind of preparation method of novel environment friendly water-repellent paint according to claim 7, which is characterized in that the anion Surfactant is tall oil, neopelex and alkyl phenol polyoxyethylene ether in mass ratio 1:1:2 mix.
9. a kind of preparation method of novel environment friendly water-repellent paint according to claim 4, which is characterized in that the step d Thickener be hydroxypropyl methyl cellulose, sodium alginate, polyacrylamide and ethylene polyurethane in mass ratio 1:1:1:1 It mixes.
10. a kind of preparation method of novel environment friendly water-repellent paint according to claim 4, which is characterized in that the step d Dispersant be sodium tripolyphosphate, triethyl group hexyl phosphoric acid and methyl anyl alcohol in mass ratio 1:2:1 mixes.
CN201810676104.2A 2018-06-27 2018-06-27 A kind of novel environment friendly water-repellent paint and preparation method thereof Withdrawn CN108676496A (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109777222A (en) * 2018-12-24 2019-05-21 广州全系建材有限公司 A kind of transparent watertight coating and preparation method thereof
CN110791109A (en) * 2019-10-29 2020-02-14 山东北方创信防水科技股份有限公司 Emulsified asphalt, brushing type rubber asphalt waterproof coating and preparation method thereof
CN112625518A (en) * 2020-12-16 2021-04-09 吴小发 Environment-friendly waterproof coating
CN114213907A (en) * 2021-12-31 2022-03-22 宿迁东方雨虹建筑材料有限公司 Water-based rubber asphalt waterproof coating and preparation method thereof

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109777222A (en) * 2018-12-24 2019-05-21 广州全系建材有限公司 A kind of transparent watertight coating and preparation method thereof
CN110791109A (en) * 2019-10-29 2020-02-14 山东北方创信防水科技股份有限公司 Emulsified asphalt, brushing type rubber asphalt waterproof coating and preparation method thereof
CN112625518A (en) * 2020-12-16 2021-04-09 吴小发 Environment-friendly waterproof coating
CN114213907A (en) * 2021-12-31 2022-03-22 宿迁东方雨虹建筑材料有限公司 Water-based rubber asphalt waterproof coating and preparation method thereof

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Application publication date: 20181019