国家/地区 中国（6）
IPC部 B（7）
IPC大类 C08（7）
IPC小类 C08K（7） C08L（7） C08J（5）
B32B（4） B01D（2）
IPC C08K003/04（7）
发明人
公开年 2021（7）
申请年 2021（5）  2020（2） 
专利权人

Near-infrared response composite material for four-dimensional (4D) printing, is prepared using e.g. 4((6hydroxyhexyl)oxy)phenyl 4((6hydroxyhexyl)oxy)benzoate, 4,4 diphenylmethane diisocyanate, polyethylene glycol, acrylate monomer, thiol cross-linking agent, 1,1,1 trimethylolpropane and graphene.

WANG T, WANG Q, ZHANG X, CAO P, GONG J, ZHANG Y

Filter used in device e.g. mask, breathing apparatus and face covering, vent cover and heating, ventilation, has polyurethane-based polymer foam comprising virucidal/bactericidal agent having cetylpyridinium chloride and/or dimethyloctadecyl(3-(trimethyloxysilyl)propyl)ammonium chloride.

RAMAPPA D A, JOGIKALMATH G

Preparing self-repairing hydrophilic porous photothermal film useful in field of photothermal water evaporation, comprises mixing polyethylene glycol, polytetrahydrofuran and dicyclohexylmethane-4,4'-diisocyanate for polymerization reaction.

LI Y, XU F, SUN J

High-strength polyurethane composite fabric useful for inflating, comprises polyurethane layers, adhesive layers, and base material layer, which are sequentially laminated from top to bottom.

HE J

Graphene polyurethane composite sponge material with good air permeability comprises polyol, polyisocyanate, graphene-zeolite composite, porous ceramic particles, opener, silane coupling agent, and foaming agent.

WANG B

Multilayer damping sheet useful for waste rubber powder vehicle, comprises polyurethane, molybdenum disulfide, waste rubber powder, polyolefin and polyolefin modified flow agent.

TAO Y, XIA Y, WANG L

Rigid polyurethane foam thermal insulation material comprises rigid polyurethane foam thermal insulation material matrix, modified material powder C, modified material powder D and modified material powder E.

LIU J, WANG Y, LIU S, WANG Z, WANG C, XUE Y, GUAN Z, ZHAO Y, JIA L, LIU Z, ZHANG L, ZHENG J, SUN H, YIN F, WEI W, CHEN J, SONG M, LI K, GU K, LI H, JIA H, DI H, DI J