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.:
Date of Patent:
Jul. 14, 2026
Filed:
Jun. 28, 2022
Applicant:
Kuraray Co., Ltd., Okayama, JP;
Inventor:
Mao Yamaguchi, Kurashiki, JP;
Assignee:
Kuraray Co., Ltd., Okayama, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 5/30 (2006.01); G02B 1/08 (2006.01);
U.S. Cl.
CPC ...
G02B 5/3025 (2013.01); G02B 1/08 (2013.01);
Abstract
There is provided a polarizing plate comprising a polarizing film with a thickness of 20 μm or less, wherein the amount of a non-oriented amorphous part in the polarizing film is 55 to 70%. Here the amount of an oriented crystalline part in the polarizing film is preferably 10 to 15%. By thermoforming the polarizing plate, there can be provided a thermoformed article having sufficient polarization performance and free from cracks even with a large deformation amount during thermoforming.