Modified polyamic acid, preparation method thereof, and preparation method of composite film

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United States of America Patent

PATENT NO 11773288
APP PUB NO 20210355349A1
SERIAL NO

16615374

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A modified polyamic acid, a preparation method thereof, and a preparation method of a composite film are provided. The modified polyamic acid includes polyamic acid and polyvinylidene fluoride. The modified polyamic acid is formed by introducing polyvinylidene fluoride having good thermal stability, high dielectric constant, excellent piezoelectric, and ferroelectric properties, so the dielectric constant and structural adjustability of the modified polyamic acid are improved.

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Patent Owner(s)

Patent OwnerAddress
WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO LTD305 ROOM BUILDING C5 BIOLAKE OF OPTICS VALLEY NO 666 GAOXIN AVENUE WUHAN EAST LAKE HIGH-TECH DEVELOPMENT ZONE WUHAN HUBEI 430079

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Wang, Yamin Hubei, CN 73 415

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