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The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 12157802 B1

PDFFull Text
Date of Patent:
Dec. 03, 2024

Filed:

Mar. 26, 2019

Polyimide film comprising two or more fillers with different particle diameters and electronic apparatus comprising same

Applicant:

Pi Advanced Materials Co., Ltd., Iwol, KR;

Inventors:

Dong Young Won, Iwol, KR;

Dong Young Kim, Iwol, KR;

Sung Il Cho, Iwol, KR;

Jeong Yeul Choi, Iwol, KR;

Assignee:

PI Advanced Materials Co., Ltd., Iwol, KR;

Attorney:

Dorsey & Whitney LLP

Primary Examiner:

Shane Fang

Int. Cl.
CPC ...
C08J 5/18 (2006.01); C08G 73/10 (2006.01); C08K 3/36 (2006.01); C08K 7/18 (2006.01); G02B 1/04 (2006.01); G02B 1/14 (2015.01);
U.S. Cl.
CPC ...
C08J 5/18 (2013.01); C08G 73/1032 (2013.01); C08K 3/36 (2013.01); C08K 7/18 (2013.01); C08J 2379/08 (2013.01); C08K 2201/005 (2013.01); G02B 1/04 (2013.01); G02B 1/14 (2015.01);
Abstract

The present invention provides a polyimide film comprising inorganic fillers, the inorganic fillers comprising: a first filler group having a particle diameter (D50) falling within the range of 2-2.7 μm; and a second filler group having an average particle diameter (D50) falling within the range of 1-1.7 μm, wherein each of the first and second filler groups satisfies relational expression 1, 0.7≤(D90−D10)/(D50)≤1.2, with respect to the particle diameter.

Find Patent Forward Citations

Won, Dong. (2024). Polyimide film comprising two or more fillers with different particle diameters and electronic apparatus comprising same (U.S. Patent No. 12157802). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12157802

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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