国家/地区 中国（3）
IPC部 C（3）
IPC大类 C08（3）
IPC小类 C08K（3）
IPC C08K003/04（3）
发明人
公开年 2021（2）
申请年 2020（3）
专利权人

Corrosion-resistant diaphragm pump comprises diaphragm whose one side is modified nitrile rubber layer, and other side is modified PTFE layer where modified PTFE layer includes PTFE resin and polyimide.

LI Z

Environmentally friendly flame-retardant thermal insulation PPR pipe comprises antibacterial layer, main body layer, waterproof layer and flame-retardant layer made of polyethylene particles, graphene powder and brucite grafted polyimide.

MU X

Environmentally-friendly ceramic brake block contains natural composite fibers, ceramic fibers, cis-1,4-polyisoprene, mineral composition, natural composite resin, graphene, nitrile butadiene powder and iron-chromium-aluminum alloy fibers.

WANG Q, WANG Y