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:
Nov. 14, 2023
Filed:
Feb. 20, 2018
Applicant:
Trinseo Europe Gmbh, Horgen, CH;
Inventors:
Jiaxin Jason Ge, Lower Providence, PA (US);
Florence Mehlmann, Berwyn, PA (US);
Estelle Meurice Pierrat, Corneville-sur-Risle, FR;
Assignee:
Trinseo Europe GmbH, Pfaeffikon, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 1/14 (2015.01); B29C 55/12 (2006.01); C08F 212/08 (2006.01); C08F 220/06 (2006.01); C08F 220/08 (2006.01); C08K 5/00 (2006.01); C08K 5/3492 (2006.01); C08K 5/49 (2006.01); C08L 25/06 (2006.01); C08L 33/06 (2006.01); C08L 33/12 (2006.01); C08F 220/18 (2006.01);
U.S. Cl.
CPC ...
G02B 1/14 (2015.01); B29C 55/12 (2013.01); C08F 212/08 (2013.01); C08F 220/06 (2013.01); C08F 220/08 (2013.01); C08K 5/005 (2013.01); C08K 5/3492 (2013.01); C08K 5/49 (2013.01); C08L 25/06 (2013.01); C08L 33/064 (2013.01); C08L 33/12 (2013.01); C08F 220/1802 (2020.02); C08F 2500/12 (2013.01); C08L 2201/10 (2013.01); C08L 2203/16 (2013.01); C08L 2203/20 (2013.01); C08L 2205/025 (2013.01);
Abstract
Films having high light transmission values, low haze and high glass transition temperatures and useful, for example, as optical protection films and zero-zero optical retardation films, are prepared using one or more copolymers of methyl methacrylate having certain characteristics.