国家/地区 中国（9）
IPC部 C（9）
IPC大类 C08（9） C02（3） A61（2）
B01（2） C01（2） G01（2）
IPC小类 C08J（9）
IPC C08J009/36（9）
发明人 WANG Y（9）
公开年 2021（4） 2023（4）
申请年 2021（4）  2023（4） 
专利权人 UNIV PEKING（2） UNIV SICHUAN（2） ZHEJIANG LAB（2）

High-efficiency flame-retardant and smoke-inhibiting polyurethane flexible foam coating comprises flame retardant, polymer flocculating agent and resin, where coating is coated on surface of foam matrix.

CHEN X, WANG Z, LIU B, ZENG F, ZHAO H, ZHANG J, WANG Y

Preparing dielectric elastomer material by adding calcium-copper-titanium oxide powder and reduced graphene oxide to polydimethylsiloxane prepolymer solution, stirring, adding sodium chloride salt particles to mixed solution, mixing, and adding polydimethylsiloxane crosslinking curing agent.

MA Y, WANG Y, YANG Q, LI Y

Transparent piezoelectric film useful for preparing ultrasonic transducer, comprises e.g. composite heterojunction particles are chemical heterojunction formed between conductive particles and transparent inorganic piezoelectric phase particles.

GAO D, WANG Y, LI C, CHEN R, SHI J, YIN Y, REN D

Stretchable piezoelectric film useful in preparing ultrasonic transducer, comprises porous cellulose-based polymer, and piezoelectric active material loaded in pores of porous cellulose-based polymer, where piezoelectric active material comprises organic piezoelectric phase.

GAO D, WANG Y, LI C, CHEN R, SHI J, YIN Y, REN D

Preparing the polyimide film with directional heat dissipation function e.g. used in for flexible electronics and wear-resistant, comprises scraping polyamic acid solution, coating on heat conducting layer, soaking in phase separation solvent and performing high-temperature imidization treatment.

LIU X, GONG Y, CHEN L, ZHENG K, TIAN X, WANG Y, DING X, JIANG M, ZHANG X, XIAO C

Preparation method of graphene-based sponge used for treating sewage, involves performing ultrasonic treatment on the mixture of the graphene oxide dispersion and polyurethane sponge, heating.

WU J, LI C, SONG S, HUO S, LI K, WANG Y

Preparing flame-retardant photothermal conversion polymer foam involves soaking and cleaning polymer foam with water to remove impurities attached to surface, drying cleaned polymer foam, and adopting in-situ co-precipitation method.

WANG Y, SHI H, ZHAO H, LI S, CHENG J, WANG T

Improving surface biocompatibility of waste polyurethane carrier comprises e.g. preparing two intermediate products, carboxylated graphene and carboxylated graphene dispersion, soaking in second intermediate product and reacting.

JI G, WANG Y

Preparing ethylenediamine grafted graphene oxide modified polyurethane carrier useful e.g. in sewage treatment, comprises carrying out first post-treatment of polyurethane carrier, oxidizing graphite powder and performing second reaction.

JI G, WANG Y