国家/地区 中国（3）
IPC部 B（3）
IPC大类 B32（3）
IPC小类 B32B（3）
IPC B32B027/02（3）
发明人 DU C（3）
公开年
申请年
专利权人

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

Thermal insulation and sound insulation cotton used for the roof of an automobile compartment, comprises an insulation layer, bottom of insulation layer provided with a thermal insulation layer, and bottom of thermal insulation layer provided with a sound absorbing layer.

SU A, YUAN Y, WANG Y, DU C

Air purification material comprises non-woven cloth protecting layer, micron fiber layer, nanometer fiber layer and non-woven cloth substrate layer, where the internal surfaces are covered with graphene nanometre sheet.

DU C, WU T