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:
Aug. 30, 2022
Filed:
Feb. 12, 2020
Applicant:
Chang Chun Petrochemical Co., Ltd., Taipei, TW;
Inventors:
Assignee:
CHANG CHUN PETROCHEMICAL CO., LTD., Taipei, TW;
Primary Examiner:
Int. Cl.
CPC ...
B32B 17/10 (2006.01); C08L 31/04 (2006.01); C08K 5/101 (2006.01);
U.S. Cl.
CPC ...
B32B 17/10761 (2013.01); B32B 17/10036 (2013.01); C08K 5/101 (2013.01); C08L 31/04 (2013.01); B32B 2250/03 (2013.01); B32B 2250/40 (2013.01); B32B 2329/06 (2013.01); C08L 2203/16 (2013.01);
Abstract
A polymer film comprising polyvinyl acetal and a laminated glass manufactured using the same are provided. At least one surface of the polymer film has a void volume (Vv) value at a material ratio of 10% ranging from 3 μm/μmto 34.3 μm/μm, wherein the void volume (Vv) and material ratio are defined in accordance with ISO 25178-2:2012.