Preparation method of breathable warm-keeping flannel fabric

By using high-strength polyester fiber wool thread in flannel fabric for warp knitting, and combining with the shaping process to improve the looseness of the fluff, the problems of heavy, breathable and fluff collapse of traditional flannel fabrics are solved, and good warmth and breathable under low gram weight is achieved.

CN120003133AActive Publication Date: 2025-05-16GUANGDONG QIYUE FUTURE TECH CO LTD
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Patent Information

Application Number
CN202411664978.8
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-11-20
Publication Date
2025-05-16
Estimated Expiration
2044-11-20

AI Technical Summary

Technical Problem

When traditional flannel fabrics pursue warmth, they usually have a higher weight, which leads to heavy and airtight fabrics that are not breathable, and the fluff is prone to collapse, affecting softness and warmth.

Method used

By selecting polyester fiber wool with fiber strength of 26-32cN/dtex for warp knitting, a loose wool loop is formed, and the looseness of the wool is improved through the shaping process to ensure that the wool height is 3-5mm, combined with the breathable pore structure of the base cloth, good warmth and breathability at a lower weight are achieved.

Benefits of technology

It achieves the effect of good warmth and breathability under a lower weight, avoids fluff collapse, and improves the softness and practicality of the fabric.

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Abstract

The invention relates to the field of fabrics, in particular to a preparation method of a breathable warm-keeping flannel fabric. Comprising the following steps that 1, polyester fiber knitting wool with the fiber strength being 26-32 cN / dtex and the count being 24-36 is subjected to warp knitting on base cloth, a plurality of loose fluff loops are formed on the two faces of the base cloth, and the warp knitting needle number is 18-22 / 3 cm; and (2) cutting off the loose pile loops from the top, brushing and shaping, and forming a plurality of fluff with the height of 3-5mm on the two surfaces of the base cloth to obtain the flannel fabric. By weaving the polyester fiber knitting wool on the base cloth, a plurality of loose fluff looped piles are formed on the base cloth, and the number of knitting needles is controlled to be 18-22 / 3cm, so that the height of fluff is ensured to be 3-5mm, and the softness, the heat retention property and the air permeability of the fabric are improved.
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