CN110804770A - Reinforced wear-resistant travel bag fabric and preparation method thereof - Google Patents
Reinforced wear-resistant travel bag fabric and preparation method thereof Download PDFInfo
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- CN110804770A CN110804770A CN201911086320.2A CN201911086320A CN110804770A CN 110804770 A CN110804770 A CN 110804770A CN 201911086320 A CN201911086320 A CN 201911086320A CN 110804770 A CN110804770 A CN 110804770A
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
- D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
- D01F8/12—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one polyamide as constituent
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/08—Melt spinning methods
- D01D5/084—Heating filaments, threads or the like, leaving the spinnerettes
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/28—Formation of filaments, threads, or the like while mixing different spinning solutions or melts during the spinning operation; Spinnerette packs therefor
- D01D5/30—Conjugate filaments; Spinnerette packs therefor
- D01D5/34—Core-skin structure; Spinnerette packs therefor
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/10—Other agents for modifying properties
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- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D15/00—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
- D03D15/40—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the structure of the yarns or threads
- D03D15/47—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the structure of the yarns or threads multicomponent, e.g. blended yarns or threads
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- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Air Bags (AREA)
- Woven Fabrics (AREA)
- Laminated Bodies (AREA)
Abstract
The invention discloses a reinforced wear-resistant travel bag fabric which is made of composite polyamide fibers; the composite polyamide fiber comprises an inner layer and an outer layer; the outer layer is wrapped on the periphery of the inner layer, and the cross section of the outer layer is circular; the ratio of the cross-sectional areas of the inner layer and the outer layer is 1: 0.65 to 0.75; the inner layer is prepared from the following raw materials in parts by weight: 100 parts of m-hexamethylene isophthalamide-hexamethylene terephthalamide copolyamide; the outer layer is prepared from the following raw materials in parts by weight: 80-90 parts of polyhexamethylene adipamide, 12-16 parts of phenylene ether silicone rubber, 4-6 parts of polyethyleneimine, 3-4 parts of basalt fiber and 4-5 parts of silicon oxide fiber. The reinforced wear-resistant travel bag fabric has the excellent performances of high tensile strength and high tearing strength; the wear-resisting property is good, the user experience is good, and the market application prospect is good.
Description
Technical Field
The invention relates to the technical field of case fabrics, in particular to a reinforced wear-resistant travel bag fabric and a preparation method thereof.
Background
The bag is a general term for bags, and is a general term for various bags for holding articles, including general shopping bags, handbags, purses, backpacks, rucksacks, satchels, waist bags, various draw-bar boxes and the like.
Fabric is the material used to make clothing. As one of the three elements of the garment, the fabric not only can explain the style and the characteristics of the garment, but also directly controls the expression effects of the color and the shape of the garment.
In the world of clothes, the fabric of the clothes is in the shape of five flowers and eight doors, which is different day by day. However, in general, high-quality and high-grade fabrics have the characteristics of comfortable wearing, sweat absorption, air permeability, stiff and smooth suspension, noble vision, soft touch and the like.
The clothes worn in formal social occasions are preferably made of pure cotton, pure wool, pure silk and pure hemp. The clothes made of the four pure natural texture fabrics are mostly higher in grade. It is sometimes permissible to wear garments made of pure leather.
(1) Woven fabric
Also known as woven fabrics, are fabrics formed by interweaving the warp and weft yarns perpendicularly to one another. The basic weave of the fabric has three types, namely plain weave, twill weave and satin weave. Different woven fabrics are also formed by the three basic tissues and the tissues with changed ends. Mainly comprises chiffon, oxford, denim twill, flannel, satin and the like.
The knitted fabric is formed by knitting yarns or filaments into loops by using a knitting needle and then mutually interlooping the loops, and the knitted fabric has good elasticity due to the structural characteristics of the loops and a large yarn storage amount in unit length. The knitted fabric has a single side and a double side. Mainly comprises undershirt cloth, velvet, bird eye cloth, mesh cloth and the like.
However, the currently used fabric for the traveling bag has the following problems:
1. the mechanical properties such as tensile strength, tearing strength and the like are poor, and the bag is used for traveling bags and is easily damaged by serious deformation, laceration and the like when being used outdoors;
2. the wear-resisting property is poor, when the wear-resisting material is used for a traveling bag and is used outdoors, the surface is easy to scrape and the user experience is poor.
Based on the situation, the invention provides a reinforced wear-resistant travel bag fabric and a preparation method thereof, and the problem can be effectively solved.
Disclosure of Invention
The invention aims to provide a reinforced wear-resistant traveling bag fabric and a preparation method thereof. The reinforced wear-resistant travel bag fabric is prepared from the composite polyamide fiber with high strength and wear resistance, and the composite polyamide fiber comprises an inner layer and an outer layer; the reinforced wear-resistant travel bag fabric has the advantages that the raw material composition of the inner layer and the outer layer is carefully selected, the content of each raw material is optimized, and the prepared reinforced wear-resistant travel bag fabric has excellent performances of high tensile strength and high tearing strength, namely excellent mechanical properties, can be used for travel bags, and can effectively reduce (or prevent) the travel bags from being damaged by serious deformation, scratching and the like when used outdoors; the wear-resisting property is good, when the wear-resisting material is used for a traveling bag, the surface is not easy to scratch when the wear-resisting material is used outdoors, the user experience is good, and the wear-resisting material has good market application prospect.
In order to solve the technical problems, the technical scheme provided by the invention is as follows:
the reinforced wear-resistant travel bag fabric is made of composite polyamide fibers;
the composite polyamide fiber comprises an inner layer and an outer layer; the outer layer is wrapped on the periphery of the inner layer, and the cross section of the outer layer is circular; the ratio of the cross-sectional areas of the inner layer and the outer layer is 1: 0.65 to 0.75;
the inner layer is prepared from the following raw materials in parts by weight: 100 parts of m-hexamethylene isophthalamide-hexamethylene terephthalamide copolyamide;
the outer layer is prepared from the following raw materials in parts by weight:
80-90 parts of polyhexamethylene adipamide,
12-16 parts of phenylate phenylene silicone rubber,
4-6 parts of polyethyleneimine,
3-4 parts of basalt fiber,
4-5 parts of silicon oxide fiber.
The contents of the inner layer and the outer layer are adjusted through the cross-sectional area ratio of the inner layer to the outer layer, and the inner layer and the outer layer are different in components, wherein the inner layer mainly adopts m-hexamethylene adipamide-p-hexamethylene adipamide copolyamide which has certain rigidity and provides good strength support, and the outer layer adopts polyhexamethylene adipamide, phenylene ether silicone rubber and other compound components which have good elasticity, high strength and good wear resistance; the inner layer and the outer layer have good mechanical properties and are matched with each other to ensure that the reinforced wear-resistant travel bag fabric has excellent properties of high tensile strength and high tear strength, namely excellent mechanical properties, and when the reinforced wear-resistant travel bag fabric is used for a travel bag, the reinforced wear-resistant travel bag fabric can effectively reduce (or prevent) damage such as severe deformation, scratching and the like when used outdoors; the wear-resisting property is good, when the wear-resisting material is used for a traveling bag, the surface is not easy to scratch when the wear-resisting material is used outdoors, the user experience is good, and the wear-resisting material has good market application prospect.
The addition of the phenylene ether silicone rubber in a proper proportion can improve the tensile strength and the tearing strength of the reinforced wear-resistant travel bag fabric, and the reinforced wear-resistant travel bag fabric has certain flexibility and better texture.
The addition of polyethyleneimine in a proper proportion can ensure that the components containing hydroxyl, carboxyl and the like in the raw material components are properly crosslinked with each other, so that the tensile strength and the tearing strength of the reinforced wear-resistant travel bag fabric are further improved.
The basalt fiber and the silicon oxide fiber with a proper proportion are added in the raw material system of the invention, so that the dispersion performance is good, the basalt fiber and the silicon oxide fiber are matched with other components, a good synergistic effect is achieved, the tensile strength and the tearing strength of the reinforced wear-resistant travel bag fabric are improved, and the wear resistance of the reinforced wear-resistant travel bag fabric is greatly improved.
The reinforced wear-resistant travel bag fabric is prepared from the composite polyamide fiber with high strength and wear resistance, and the composite polyamide fiber comprises an inner layer and an outer layer; the reinforced wear-resistant travel bag fabric has the advantages that the raw material composition of the inner layer and the outer layer is carefully selected, the content of each raw material is optimized, and the prepared reinforced wear-resistant travel bag fabric has excellent performances of high tensile strength and high tearing strength, namely excellent mechanical properties, can be used for travel bags, and can effectively reduce (or prevent) the travel bags from being damaged by serious deformation, scratching and the like when used outdoors; the wear-resisting property is good, when the wear-resisting material is used for a traveling bag, the surface is not easy to scratch when the wear-resisting material is used outdoors, the user experience is good, and the wear-resisting material has good market application prospect.
Preferably, the ratio of the cross-sectional areas of the inner layer and the outer layer is 1: 0.72.
the outer layer is prepared from the following raw materials in parts by weight:
85 portions of polyhexamethylene adipamide,
14 parts of phenylate phenylene silicone rubber,
5.2 parts of polyethyleneimine,
3.6 parts of basalt fiber,
4.4 parts of silicon oxide fiber.
Preferably, the inner layer further comprises the following raw materials in parts by weight: 6-10 parts of a filler.
Preferably, the filler is nano light calcium carbonate.
The addition of the nanometer light calcium carbonate with a proper proportion has good dispersibility in the raw material system of the invention, and the nanometer light calcium carbonate is matched with other components to play a good synergistic effect, thereby improving the strength of the inner layer, saving the use of m-hexamethylene terephthalamide copolyamide, reducing the cost, simultaneously ensuring the good mechanical properties and the like of the prepared reinforced wear-resistant travel bag fabric, and having the light characteristic.
Preferably, the outer layer further comprises the following raw materials in parts by weight: 2-3 parts of a dispersing agent.
Preferably, the dispersant is ethylene bis stearamide.
The addition of ethylene bis stearamide in a proper proportion can improve the dispersion performance of basalt fibers and silicon oxide fibers in the raw material system of the invention, and the ethylene bis stearamide is matched with other components to play a good synergistic effect, improve the tensile strength and the tearing strength of the reinforced wear-resistant travel bag fabric, and greatly improve the wear resistance of the reinforced wear-resistant travel bag fabric.
The invention also provides a preparation method of the reinforced wear-resistant travel bag fabric, which comprises the following steps:
A. respectively weighing the raw materials of the inner layer and the outer layer according to the parts by weight, uniformly mixing the raw materials of the inner layer and the outer layer by using a stirrer respectively, and drying;
B. feeding the mixed and dried inner layer raw materials into a single screw extruder to be melted into an inner layer mixed melt;
C. feeding the outer layer raw materials after mixing and drying into a double-screw extruder to be melted into an outer layer mixed melt;
D. the inner layer mixed melt and the outer layer mixed melt enter a composite spinning machine, are sprayed out from a composite spinneret plate after being subjected to melt distribution to form a strand silk with an inner layer structure and an outer layer structure, and are subjected to air blowing cooling, oiling, stretching and winding to obtain composite polyamide fibers;
E. the composite polyamide fiber is made into yarn through blowing, opening, drawing, roving and spinning, and the yarn is made into the reinforced wear-resistant travel bag fabric through a textile process.
Preferably, in the step B, the heating section of the single-screw extruder is 5 sections, and the heating temperature is 228-238 ℃, 245-252 ℃, 258-264 ℃, 272-277 ℃ and 282-286 ℃ in sequence.
Preferably, in the step C, the heating section of the double-screw extruder is 6 sections, and the heating temperature is 225-235 ℃, 242-252 ℃, 257-264 ℃, 269-275 ℃, 280-285 ℃ and 288-292 ℃ in sequence.
Compared with the prior art, the invention has the following advantages and beneficial effects:
the reinforced wear-resistant travel bag fabric is prepared from the composite polyamide fiber with high strength and wear resistance, and the composite polyamide fiber comprises an inner layer and an outer layer; the reinforced wear-resistant travel bag fabric has the advantages that the raw material composition of the inner layer and the outer layer is carefully selected, the content of each raw material is optimized, and the prepared reinforced wear-resistant travel bag fabric has excellent performances of high tensile strength and high tearing strength, namely excellent mechanical properties, can be used for travel bags, and can effectively reduce (or prevent) the travel bags from being damaged by serious deformation, scratching and the like when used outdoors; the wear-resisting property is good, when the wear-resisting material is used for a traveling bag, the surface is not easy to scratch when the wear-resisting material is used outdoors, the user experience is good, and the wear-resisting material has good market application prospect.
The preparation method has simple process and simple and convenient operation, and saves manpower and equipment cost.
Detailed Description
In order that those skilled in the art will better understand the technical solutions of the present invention, the following description of the preferred embodiments of the present invention is provided in connection with specific examples, which should not be construed as limiting the present patent.
The test methods or test methods described in the following examples are conventional methods unless otherwise specified; the reagents and materials, unless otherwise indicated, are conventionally obtained commercially or prepared by conventional methods.
Example 1:
the reinforced wear-resistant travel bag fabric is made of composite polyamide fibers;
the composite polyamide fiber comprises an inner layer and an outer layer; the outer layer is wrapped on the periphery of the inner layer, and the cross section of the outer layer is circular; the ratio of the cross-sectional areas of the inner layer and the outer layer is 1: 0.65 to 0.75;
the inner layer is prepared from the following raw materials in parts by weight: 100 parts of m-hexamethylene isophthalamide-hexamethylene terephthalamide copolyamide;
the outer layer is prepared from the following raw materials in parts by weight:
80-90 parts of polyhexamethylene adipamide,
12-16 parts of phenylate phenylene silicone rubber,
4-6 parts of polyethyleneimine,
3-4 parts of basalt fiber,
4-5 parts of silicon oxide fiber.
Preferably, the ratio of the cross-sectional areas of the inner layer and the outer layer is 1: 0.72.
the outer layer is prepared from the following raw materials in parts by weight:
85 portions of polyhexamethylene adipamide,
14 parts of phenylate phenylene silicone rubber,
5.2 parts of polyethyleneimine,
3.6 parts of basalt fiber,
4.4 parts of silicon oxide fiber.
Preferably, the inner layer further comprises the following raw materials in parts by weight: 6-10 parts of a filler.
Preferably, the filler is nano light calcium carbonate.
Preferably, the outer layer further comprises the following raw materials in parts by weight: 2-3 parts of a dispersing agent.
Preferably, the dispersant is ethylene bis stearamide.
The invention also provides a preparation method of the reinforced wear-resistant travel bag fabric, which comprises the following steps:
A. respectively weighing the raw materials of the inner layer and the outer layer according to the parts by weight, uniformly mixing the raw materials of the inner layer and the outer layer by using a stirrer respectively, and drying;
B. feeding the mixed and dried inner layer raw materials into a single screw extruder to be melted into an inner layer mixed melt;
C. feeding the outer layer raw materials after mixing and drying into a double-screw extruder to be melted into an outer layer mixed melt;
D. the inner layer mixed melt and the outer layer mixed melt enter a composite spinning machine, are sprayed out from a composite spinneret plate after being subjected to melt distribution to form a strand silk with an inner layer structure and an outer layer structure, and are subjected to air blowing cooling, oiling, stretching and winding to obtain composite polyamide fibers;
E. the composite polyamide fiber is made into yarn through blowing, opening, drawing, roving and spinning, and the yarn is made into the reinforced wear-resistant travel bag fabric through a textile process.
Preferably, in the step B, the heating section of the single-screw extruder is 5 sections, and the heating temperature is 228-238 ℃, 245-252 ℃, 258-264 ℃, 272-277 ℃ and 282-286 ℃ in sequence.
Preferably, in the step C, the heating section of the double-screw extruder is 6 sections, and the heating temperature is 225-235 ℃, 242-252 ℃, 257-264 ℃, 269-275 ℃, 280-285 ℃ and 288-292 ℃ in sequence.
Example 2:
the reinforced wear-resistant travel bag fabric is made of composite polyamide fibers;
the composite polyamide fiber comprises an inner layer and an outer layer; the outer layer is wrapped on the periphery of the inner layer, and the cross section of the outer layer is circular; the ratio of the cross-sectional areas of the inner layer and the outer layer is 1: 0.65;
the inner layer is prepared from the following raw materials in parts by weight: 100 parts of m-hexamethylene isophthalamide-hexamethylene terephthalamide copolyamide;
the outer layer is prepared from the following raw materials in parts by weight:
80 parts of polyhexamethylene adipamide,
12 parts of phenylate phenylene silicon rubber,
4 parts of polyethyleneimine,
3 portions of basalt fiber,
And 4 parts of silicon oxide fiber.
In this embodiment, the inner layer further includes the following raw materials in parts by weight: 6 parts of a filler.
In this embodiment, the filler is nano light calcium carbonate.
In this embodiment, the outer layer further includes the following raw materials in parts by weight: and 2 parts of a dispersing agent.
In this example, the dispersant is ethylene bis stearamide.
In this embodiment, the preparation method of the reinforced wear-resistant travel bag fabric includes the following steps:
A. respectively weighing the raw materials of the inner layer and the outer layer according to the parts by weight, uniformly mixing the raw materials of the inner layer and the outer layer by using a stirrer respectively, and drying;
B. feeding the mixed and dried inner layer raw materials into a single screw extruder to be melted into an inner layer mixed melt;
C. feeding the outer layer raw materials after mixing and drying into a double-screw extruder to be melted into an outer layer mixed melt;
D. the inner layer mixed melt and the outer layer mixed melt enter a composite spinning machine, are sprayed out from a composite spinneret plate after being subjected to melt distribution to form a strand silk with an inner layer structure and an outer layer structure, and are subjected to air blowing cooling, oiling, stretching and winding to obtain composite polyamide fibers;
E. the composite polyamide fiber is made into yarn through blowing, opening, drawing, roving and spinning, and the yarn is made into the reinforced wear-resistant travel bag fabric through a textile process.
In this example, in step B, the heating zone of the single screw extruder is 5 sections, and the heating temperature is 228 ℃, 245 ℃, 258 ℃, 272 ℃ and 282 ℃ in sequence.
In this example, in step C, the heating zone of the twin-screw extruder was 6 stages, and the heating temperature was 225 ℃, 242 ℃, 257 ℃, 269 ℃, 280 ℃ and 288 ℃ in this order.
Example 3:
the reinforced wear-resistant travel bag fabric is made of composite polyamide fibers;
the composite polyamide fiber comprises an inner layer and an outer layer; the outer layer is wrapped on the periphery of the inner layer, and the cross section of the outer layer is circular; the ratio of the cross-sectional areas of the inner layer and the outer layer is 1: 0.75;
the inner layer is prepared from the following raw materials in parts by weight: 100 parts of m-hexamethylene isophthalamide-hexamethylene terephthalamide copolyamide;
the outer layer is prepared from the following raw materials in parts by weight:
90 parts of polyhexamethylene adipamide,
16 parts of phenylate phenylene silicone rubber,
6 parts of polyethyleneimine,
4 portions of basalt fiber,
5 parts of silicon oxide fiber.
In this embodiment, the inner layer further includes the following raw materials in parts by weight: 10 parts of a filler.
In this embodiment, the filler is nano light calcium carbonate.
In this embodiment, the outer layer further includes the following raw materials in parts by weight: 3 parts of a dispersing agent.
In this example, the dispersant is ethylene bis stearamide.
In this embodiment, the preparation method of the reinforced wear-resistant travel bag fabric includes the following steps:
A. respectively weighing the raw materials of the inner layer and the outer layer according to the parts by weight, uniformly mixing the raw materials of the inner layer and the outer layer by using a stirrer respectively, and drying;
B. feeding the mixed and dried inner layer raw materials into a single screw extruder to be melted into an inner layer mixed melt;
C. feeding the outer layer raw materials after mixing and drying into a double-screw extruder to be melted into an outer layer mixed melt;
D. the inner layer mixed melt and the outer layer mixed melt enter a composite spinning machine, are sprayed out from a composite spinneret plate after being subjected to melt distribution to form a strand silk with an inner layer structure and an outer layer structure, and are subjected to air blowing cooling, oiling, stretching and winding to obtain composite polyamide fibers;
E. the composite polyamide fiber is made into yarn through blowing, opening, drawing, roving and spinning, and the yarn is made into the reinforced wear-resistant travel bag fabric through a textile process.
In this example, in step B, the heating zone of the single screw extruder was 5 stages, and the heating temperature was 238 ℃, 252 ℃, 264 ℃, 277 ℃, 286 ℃ in this order.
In this example, in step C, the heating zone of the twin-screw extruder was 6 stages, and the heating temperature was 235 ℃, 252 ℃, 264 ℃, 275 ℃, 285 ℃, 292 ℃ in this order.
Example 4:
the reinforced wear-resistant travel bag fabric is made of composite polyamide fibers;
the composite polyamide fiber comprises an inner layer and an outer layer; the outer layer is wrapped on the periphery of the inner layer, and the cross section of the outer layer is circular; the inner layer is prepared from the following raw materials in parts by weight: 100 parts of m-hexamethylene isophthalamide-hexamethylene terephthalamide copolyamide;
in this embodiment, the ratio of the cross-sectional areas of the inner layer and the outer layer is 1: 0.72.
the outer layer is prepared from the following raw materials in parts by weight:
85 portions of polyhexamethylene adipamide,
14 parts of phenylate phenylene silicone rubber,
5.2 parts of polyethyleneimine,
3.6 parts of basalt fiber,
4.4 parts of silicon oxide fiber.
In this embodiment, the inner layer further includes the following raw materials in parts by weight: and 8 parts of a filler.
In this embodiment, the filler is nano light calcium carbonate.
In this embodiment, the outer layer further includes the following raw materials in parts by weight: 2.5 parts of a dispersing agent.
In this example, the dispersant is ethylene bis stearamide.
In this embodiment, the preparation method of the reinforced wear-resistant travel bag fabric includes the following steps:
A. respectively weighing the raw materials of the inner layer and the outer layer according to the parts by weight, uniformly mixing the raw materials of the inner layer and the outer layer by using a stirrer respectively, and drying;
B. feeding the mixed and dried inner layer raw materials into a single screw extruder to be melted into an inner layer mixed melt;
C. feeding the outer layer raw materials after mixing and drying into a double-screw extruder to be melted into an outer layer mixed melt;
D. the inner layer mixed melt and the outer layer mixed melt enter a composite spinning machine, are sprayed out from a composite spinneret plate after being subjected to melt distribution to form a strand silk with an inner layer structure and an outer layer structure, and are subjected to air blowing cooling, oiling, stretching and winding to obtain composite polyamide fibers;
E. the composite polyamide fiber is made into yarn through blowing, opening, drawing, roving and spinning, and the yarn is made into the reinforced wear-resistant travel bag fabric through a textile process.
In this example, in step B, the heating zone of the single screw extruder was 5 stages, and the heating temperature was 233 ℃, 249 ℃, 261 ℃, 275 ℃, 284 ℃ in this order.
In this example, in step C, the heating zone of the twin-screw extruder was 6 stages, and the heating temperature was 230 ℃, 247 ℃, 261 ℃, 272 ℃, 282 ℃, 290 ℃.
Comparative example:
chinese patent application publication No. CN 107718585A.
The reinforced wear-resistant travelling bag fabrics obtained in the examples 2 to 4 of the invention and the comparative example are subjected to performance tests, and the test results are shown in table 1:
TABLE 1
Compared with the comparative example, the reinforced wear-resistant travel bag fabric has higher tensile strength and tear strength and excellent mechanical property, is used for travel bags, and can effectively reduce (or prevent) damage such as serious deformation, laceration and the like when used outdoors; the wear-resisting property is better, is used for the travelling bag, and when the travelling bag is used outdoors, the surface is not easy to scrape, the user experience is good, and the market application prospect is good.
The above is only a preferred embodiment of the present invention, and it should be noted that the above preferred embodiment should not be considered as limiting the present invention, and the protection scope of the present invention should be subject to the scope defined by the claims. It will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the spirit and scope of the invention, and these modifications and adaptations should be considered within the scope of the invention.
Claims (10)
1. The reinforced wear-resistant travel bag fabric is characterized by being made of composite polyamide fibers;
the composite polyamide fiber comprises an inner layer and an outer layer; the outer layer is wrapped on the periphery of the inner layer, and the cross section of the outer layer is circular; the ratio of the cross-sectional areas of the inner layer and the outer layer is 1: 0.65 to 0.75;
the inner layer is prepared from the following raw materials in parts by weight: 100 parts of m-hexamethylene isophthalamide-hexamethylene terephthalamide copolyamide;
the outer layer is prepared from the following raw materials in parts by weight:
80-90 parts of polyhexamethylene adipamide,
12-16 parts of phenylate phenylene silicone rubber,
4-6 parts of polyethyleneimine,
3-4 parts of basalt fiber,
4-5 parts of silicon oxide fiber.
2. The reinforced abrasion-resistant travel bag fabric as claimed in claim 1, wherein the ratio of the cross-sectional area of the inner layer to the outer layer is 1: 0.72.
3. the reinforced wear-resistant travel bag fabric as claimed in claim 1, wherein the outer layer is prepared from the following raw materials in parts by weight:
85 portions of polyhexamethylene adipamide,
14 parts of phenylate phenylene silicone rubber,
5.2 parts of polyethyleneimine,
3.6 parts of basalt fiber,
4.4 parts of silicon oxide fiber.
4. The reinforced wear-resistant travel bag fabric as claimed in claim 1, wherein the inner layer further comprises the following raw materials in parts by weight: 6-10 parts of a filler.
5. The reinforced abrasion-resistant travel bag fabric as claimed in claim 4, wherein the filler is nano light calcium carbonate.
6. The reinforced wear-resistant travel bag fabric as claimed in claim 1, wherein the outer layer further comprises the following raw materials in parts by weight: 2-3 parts of a dispersing agent.
7. The reinforced abrasion-resistant travel bag fabric as claimed in claim 6, wherein the dispersant is ethylene bis stearamide.
8. The preparation method of the reinforced wear-resistant travel bag fabric as claimed in any one of claims 1 to 7, which is characterized by comprising the following steps:
A. respectively weighing the raw materials of the inner layer and the outer layer according to the parts by weight, uniformly mixing the raw materials of the inner layer and the outer layer by using a stirrer respectively, and drying;
B. feeding the mixed and dried inner layer raw materials into a single screw extruder to be melted into an inner layer mixed melt;
C. feeding the outer layer raw materials after mixing and drying into a double-screw extruder to be melted into an outer layer mixed melt;
D. the inner layer mixed melt and the outer layer mixed melt enter a composite spinning machine, are sprayed out from a composite spinneret plate after being subjected to melt distribution to form a strand silk with an inner layer structure and an outer layer structure, and are subjected to air blowing cooling, oiling, stretching and winding to obtain composite polyamide fibers;
E. the composite polyamide fiber is made into yarn through blowing, opening, drawing, roving and spinning, and the yarn is made into the reinforced wear-resistant travel bag fabric through a textile process.
9. The preparation method of the high-durability cosmetic case fabric reinforced wear-resistant travel bag fabric as claimed in claim 8, wherein in the step B, the heating section of the single-screw extruder is 5 sections, and the heating temperature is 228-238 ℃, 245-252 ℃, 258-264 ℃, 272-277 ℃ and 282-286 ℃ in sequence.
10. The preparation method of the high-durability wear-resistant reinforced fabric for the cosmetic case and bag according to claim 8, wherein in the step C, the heating section of the twin-screw extruder is 6 sections, and the heating temperature is 225-235 ℃, 242-252 ℃, 257-264 ℃, 269-275 ℃, 280-285 ℃ and 288-292 ℃ in sequence.
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| CN111876878A (en) * | 2020-07-22 | 2020-11-03 | 晋江市黄河服装有限公司 | Breathable waterproof fabric and preparation method thereof |
| CN112048817A (en) * | 2020-09-04 | 2020-12-08 | 润克(集团)股份有限公司 | Warm-keeping and antibacterial school uniform fabric and preparation method thereof |
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| CN110318118A (en) * | 2019-06-22 | 2019-10-11 | 海宁泰尔欣新材料有限公司 | Flexible highly conductive wool top fiber of one kind and preparation method thereof |
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