国家/地区 中国（6）
IPC部 C（6）
IPC大类 C08（6） B32（3） A61（2）
B65（2） H05（2）
IPC小类 C08J（6）
IPC C08J005/18（6）
发明人 GAO D（6）
公开年 2023（6）
申请年 2021（4）  2023（2） 
专利权人 CHINA PETROL.（4） BEIJING RES .（3） ZHEJIANG LAB（2）

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

Antistatic polypropylene composite film useful in packaging materials, comprises at least first film layer formed from a polypropylene composition and second film layer formed from a polypropylene composition.

BAI Y, XU K, CHU L, LV Y, REN Y, GAO D, XU M, QUAN H

Electromagnetic shielding polypropylene composite film useful in field of packaging material, comprises at least one film layer formed from homopolypropylene, propylene impact copolymer and polyolefin elastomer, and at least one film layer formed from e.g. random polypropylene.

CHOU B, BAI Y, DONG M, QUAN H, GAO D, XU M, LV Y

Electromagnetic shielding polypropylene composite film useful in packaging material field, namely electronic product packaging, comprises e.g. first film layer formed by first polypropylene composition and second film layer formed by second polypropylene composition i.e. resin component.

CHOU B, BAI Y, DONG M, QUAN H, GAO D, XU M, LV Y

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

Degradable copolyester composition used as antistatic biodegradable film material for preparing electronic packaging bag film, comprises degradable copolyester, antistatic agent including edge-modified graphene, where degradable copolyester is aliphatic aromatic copolyester.

ZHANG Z, ZHANG L, WANG X, GAO D, ZHANG T, ZHENG C, SONG Z, XU Y, ZHU G, LV M, GUO P