国家/地区 中国（4）
IPC部 B（4）
IPC大类 B32（4）
IPC小类 B32B（4）
IPC D03D001/00（4）
发明人
公开年 2021（4）
申请年 2020（4） 
专利权人

Method for preparing of polytetrafluoroethylene and polyphenylene sulfide composite high temperature resistant filter material comprises e.g. preparing raw material, preparing polytetrafluoroethylene fiber, polyphenylene sulfide fiber.

LI S, SUN S, LI C, HU S, HUANG L

Heating cloth, has base cloth layer whose outer surface is provided with protective layer, and electrode wire connected with switch control unit, where flexible carbon heating wires are distributed in base cloth layer in parallel manner.

MEI S, SHEN S, HUANG Y, CHEN X

Seamless cylindrical filter bag is consists of first non-woven fabric, cylindrical cloth, second non-woven fabric and polytetrafluoroethylene microporous membrane are compounded.

GU K, YANG Z, GONG Z, CAO Q, WU J, WANG H, GU Y, WANG Z, ZHANG J

Graphene blanket comprises skin-friendly layer that is in direct contact with human skin, where skin-friendly layer is woven fabric and is formed by interweaving warp threads and weft threads according to certain fabric structure.

YANG S, WU Z, YU H, HOU Y