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:
Oct. 28, 1980
Filed:
Mar. 29, 1979
Applicant:
Inventors:
Assignee:
Toyo Boseki Kabushiki Kaisha, , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09J / ; B32B / ; G02B / ;
U.S. Cl.
CPC ...
428352 ; 350149 ; 350155 ; 428412 ; 428414 ; 428415 ; 428442 ; 4284761 ; 428483 ; 428510 ; 428518 ; 428519 ; 428520 ; 428910 ; 428913 ; 428354 ; 428344 ; 4284237 ; 4284242 ;
Abstract
A laminated light-polarizing sheet having an excellent humidity resistance with dimensional stability under a high humidity as well as an excellent light resistance comprising a light-polarizing film of a halogenated vinyl or vinylidene polymer containing polyene chains formed by partial dehydrohalogenation and a film or sheet of an acrylate or methacrylate polymer laminated on at least one surface of the light-polarizing film.