Polyester thread capable of resisting dirt and mildew
By employing a composite yarn structure and surface coating technology in polyester yarn, the problem of insufficient stain and mildew resistance of traditional polyester yarn has been solved, achieving highly efficient mildew and stain resistance.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-28
- Publication Date
- 2026-03-20
AI Technical Summary
Traditional polyester yarns lack sufficient stain and mildew resistance, making it difficult to meet users' needs for functional fabric materials.
It adopts a composite yarn structure, which includes base fiber filaments, antibacterial fiber filaments and antifouling fiber filaments. The surface is coated with PA anti-mildew coating and PU hydrophobic coating, which respectively provide antibacterial, anti-mildew and hydrophobic properties.
It effectively inhibits mold growth, prevents stain penetration, improves the stain resistance of fabrics, and meets the needs of comfort and functionality.
Smart Images

Figure CN224015873U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to polyester thread technical field, concretely is a kind of polyester thread that can resist pollution mould. BACKGROUND
[0002] Polyester thread is a kind of artificial fiber silk, also be called polyester thread, polyester thread has many excellent physical properties, such as high strength, high elasticity, soft, wear-resistant, wrinkle-resistant and friction-resistant etc., is usually used to make clothing, hat, luggage, luggage outer decoration etc.
[0003] With the development of society, the requirement of user population to textile material is increasing day by day, on the basis of comfort also requires to have enough functionality, and although traditional polyester thread sewing garment fabric has good physical properties, its anti-fouling mould resistance characteristics need to be improved, for this, we propose a kind of polyester thread that can resist pollution mould to solve the above problems. UTILITY MODEL CONTENT
[0004] The utility model aims at providing a kind of polyester thread that can resist pollution mould to solve the problems raised in the above background.
[0005] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme: a kind of polyester thread that can resist pollution mould, including composite yarn, PA mould-proof coating and PU hydrophobic coating, the composite yarn is twisted by base layer fiber silk, antibacterial fiber silk and stain-resistant fiber silk, the composite yarn surface is coated with PA mould-proof coating, the PA mould-proof coating surface is coated with PU hydrophobic coating.
[0006] Preferably, the base layer fiber silk adopts polyester fiber material, and the blending ratio of base layer fiber silk is 40-55%.
[0007] Preferably, the antibacterial fiber silk adopts bamboo charcoal fiber material, and the blending ratio of antibacterial fiber silk is 20-35%.
[0008] Preferably, the stain-resistant fiber silk adopts polyester fiber material, and the blending ratio of stain-resistant fiber silk is 10-25%.
[0009] Compared with prior art, the utility model has the beneficial effects that:
[0010] The utility model discloses a composite yarn is twisted from base layer fiber silk, antibacterial fiber silk and antifouling fiber silk, wherein base layer fiber silk adopts polyester fiber material and its blending ratio is 40~55%, and the polyester fiber has excellent physical characteristics and can provide basic strength and elasticity for the composite yarn, antibacterial fiber silk adopts bamboo charcoal fiber material and its blending ratio is 20~35%, and the bamboo charcoal fiber has natural antibacterial, bacteriostatic, acaricidal and deodorizing functions and can provide antibacterial function for the composite yarn, effectively inhibits the growth of mould, and antifouling fiber silk adopts polyester fiber material and its blending ratio is 10~25%, and the polyester fiber has good antifouling performance and is easy to clean, can provide antifouling function for the composite yarn and makes stains not easy to penetrate and adhere.
[0011] The utility model discloses a composite yarn surface is coated with PA mildew -proof coating, and PA mildew -proof coating can provide the antifungal function for the composite yarn, can effectively prevent the growth of mould, and the surface of PA mildew -proof coating is coated with PU hydrophobic coating, and PU hydrophobic coating can provide the surface hydrophobic effect for the composite yarn, prevents water, oil and other stains from penetrating, and further improves the antifouling performance. DRAWINGS
[0012] Fig. 1 It is the cross -section structure schematic diagram of the composite yarn in the utility model;
[0013] Fig. 2 It is the structure schematic diagram of the composite yarn in the utility model.
[0014] In the drawing: composite yarn - 1, base layer fiber silk - 11, antibacterial fiber silk - 12, antifouling fiber silk - 13, PA mildew - proof coating - 2, PU hydrophobic coating - 3. PREFERRED EMBODIMENT
[0015] In order to further explain the technical scheme of the utility model, the following specific embodiment is described in detail.
[0016] Please refer to Figs. 1-2 The utility model provides a kind of polyester thread of antifouling mould, including composite yarn 1, PA mildew -proof coating 2 and PU hydrophobic coating 3, composite yarn 1 is twisted from base layer fiber silk 11, antibacterial fiber silk 12 and antifouling fiber silk 13, composite yarn 1 surface is coated with PA mildew -proof coating 2, PA mildew -proof coating 2 can provide the antifungal function for composite yarn 1, can effectively prevent the growth of mould, PA mildew -proof coating 2 surface is coated with PU hydrophobic coating 3, PU hydrophobic coating 3 can provide the surface hydrophobic effect for composite yarn 1, prevent water, oil and other stains from penetrating, and further improve the antifouling performance.
[0017] Further explanation, base layer fiber filament 11 adopts polyester fiber material, and the blending ratio of base layer fiber filament 11 is 40-55%, and polyester fiber has excellent physical properties, so that base layer fiber filament 11 can provide basic strength and elasticity for composite yarn 1.
[0018] Further explanation, the antibacterial fiber filament 12 adopts bamboo charcoal fiber material, and the blending ratio of the antibacterial fiber filament 12 is 20-35%, and the bamboo charcoal fiber filament has the functions of natural antibacterial, bacteriostatic, acarid removal and odor prevention, so that the antibacterial fiber filament 12 can provide antibacterial function for the composite yarn 1, and effectively inhibit the growth of mold.
[0019] Further explanation, the anti-fouling fiber filament 13 adopts polyester fiber material, and the blending ratio of the anti-fouling fiber filament 13 is 10-25%, and the polyester fiber filament has good anti-fouling performance and is easy to clean, so that the anti-fouling fiber filament 13 can provide anti-fouling function for the composite yarn 1, and the stains are not easy to penetrate and adhere.
[0020] The working principle is as follows:
[0021] The composite yarn 1 in the utility model is twisted by base layer fiber filament 11, antibacterial fiber filament 12 and anti-fouling fiber filament 13, wherein the base layer fiber filament 11 adopts polyester fiber material and the blending ratio is 40-55%, the polyester fiber has excellent physical properties, can provide basic strength and elasticity for the composite yarn 1, the antibacterial fiber filament 12 adopts bamboo charcoal fiber material and the blending ratio is 20-35%, the bamboo charcoal fiber filament has the functions of natural antibacterial, bacteriostatic, acarid removal and odor prevention, can provide antibacterial function for the composite yarn 1, effectively inhibit the growth of mold, the anti-fouling fiber filament 13 adopts polyester fiber material and the blending ratio is 10-25%, the polyester fiber filament has good anti-fouling performance and is easy to clean, can provide anti-fouling function for the composite yarn 1, so that the stains are not easy to penetrate and adhere.
[0022] By coating PA mildew-proof coating 2 on the surface of the composite yarn 1, the PA mildew-proof coating 2 can provide the composite yarn 1 with the anti-mildew function, can effectively prevent the growth of mold, by coating PU hydrophobic coating 3 on the surface of the PA mildew-proof coating 2, the PU hydrophobic coating 3 can provide the composite yarn 1 with the surface hydrophobic effect, prevent water, oil and other stains from penetrating, further improve the anti-fouling performance
[0023] The above is only the preferred example of the utility model, and is not used for limiting the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for the person skilled in the art, still can modify the technical scheme recorded in the foregoing embodiments, or equivalent replacement is carried out to part of technical features. Any modification, equivalent replacement, improvement etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.
Claims
1. A type of stain- and mildew-resistant polyester yarn, characterized in that: It includes a composite yarn (1), a PA anti-mildew coating (2) and a PU hydrophobic coating (3). The composite yarn (1) is made of base fiber filaments (11), antibacterial fiber filaments (12) and anti-fouling fiber filaments (13) twisted together. The surface of the composite yarn (1) is coated with a PA anti-mildew coating (2), and the surface of the PA anti-mildew coating (2) is coated with a PU hydrophobic coating (3).
2. The stain- and mildew-resistant polyester yarn according to claim 1, characterized in that: The base fiber filament (11) is made of polyester fiber.
3. The stain- and mildew-resistant polyester yarn according to claim 1, characterized in that: The antibacterial fiber filament (12) is made of bamboo charcoal fiber.
4. The stain- and mildew-resistant polyester yarn according to claim 1, characterized in that: The anti-fouling fiber filament (13) is made of polyester fiber.