Self-sterilization efficient cold-proof warm-keeping non-woven material and preparation method thereof

• Main Authors: XIE SHANSHAN, FU QIUXIA, ZHANG HAIFENG, ZHANG WEI, SHAN HAORU
• Format: Patent
• Language: Chinese; English
• Published: 11.11.2022
• Subjects: APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBONFILAMENTS; BRAIDING; CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS,THREADS, FIBRES, BRISTLES OR RIBBONS; COTTON-WOOL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS,NON-WOVEN FABRICS; KNITTING; LACE-MAKING; MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARYMATERIAL; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OFARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES ORRIBBONS; NANOTECHNOLOGY; NATURAL OR ARTIFICIAL THREADS OR FIBRES; NON-WOVEN FABRICS; PERFORMING OPERATIONS; SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; SPINNING; TEXTILES; TRANSPORTING; TRIMMINGS; WADDING

The invention relates to the technical field of functional textile materials, in particular to a self-sterilization efficient cold-proof warm-keeping non-woven material and a preparation method thereof.The preparation method specifically comprises the steps that an antibacterial agent precursor silver chloride, a high-molecular polymer polyacrylonitrile and polyvinyl butyral are sequentially added into a solvent, an aramid fiber solution is added after stirring, stirring is conducted, and the antibacterial agent precursor silver chloride, the high-molecular polymer polyacrylonitrile and the polyvinyl butyral are obtained; continuously stirring for a period of time to prepare a spinning solution; spinning the polymer spinning solution into a three-dimensional fiber aggregate; the obtained fiber aggregate is subjected to spunlace pre-reinforcement, heat bonding reinforcement and ultraviolet irradiation modification treatment, and the efficient cold-proof warm-keeping non-woven functional material with the self-