国家/地区 中国（3）
IPC部 B（3）
IPC大类 B32（3） C09（3）
IPC小类 B32B（3）
IPC B32B005/02（3）
发明人
公开年 2023（3）
申请年 2022（2） 
专利权人

Deep sewing coated polyurethane seat leather used in e.g. seats and instrument panels comprises surface layer arranged between base cloth and coating layer, reinforced leather arranged on side of base cloth away from surface layer and polyurethane leather and reinforced cloth are bonded by glue.

ZHANG Y, ZHANG F, LI C, SUN L, GAO H

Waterproof coiled material in waterproof system of railway bridge concrete deck or ballasted track, comprises lower isolation layer, lower modified asphalt layer, reinforcing tire base layer, upper modified asphalt layer and upper isolation layer comprising e.g. asphalt, modifier and solvent oil.

ZHANG Q, XIANG R, ZHANG Z, NAN Y, PENG S, YUAN L, SHI Y, YI Z, DU W, SHI Z, DU C, ZHU H, WU S, WEI Z, SHAO P, WANG W, WANG T, JIA H

High-strength fireproof plate comprises three-layer hot-pressing composite structure, which is fiber layer, foaming fiber layer and fiber layer, fiber layer is composed of single or multiple fiber felt after dipping thermosetting resin.

WANG C, QIAN H, CHEN J, CHENG Q, YUAN J