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. 14, 2014
Filed:
Dec. 02, 2010
Applicants:
Nobutaka Fukagawa, Minami-ashigara, JP;
Masato Nagura, Minami-ashigara, JP;
Yoshio Ishii, Fujinomiya, JP;
Takayasu Yasuda, Minami-ashigara, JP;
Naoyuki Nishikawa, Minami-ashigara, JP;
Inventors:
Nobutaka Fukagawa, Minami-ashigara, JP;
Masato Nagura, Minami-ashigara, JP;
Yoshio Ishii, Fujinomiya, JP;
Takayasu Yasuda, Minami-ashigara, JP;
Naoyuki Nishikawa, Minami-ashigara, JP;
Assignee:
FUJIFILM Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F 1/1335 (2006.01); C09D 101/10 (2006.01); C07D 239/62 (2006.01); C08L 1/12 (2006.01); C08J 5/18 (2006.01); C09D 101/12 (2006.01); C08L 1/10 (2006.01); C09D 101/14 (2006.01); C08L 1/14 (2006.01);
U.S. Cl.
CPC ...
C08L 1/10 (2013.01); C09D 101/10 (2013.01); C08J 2301/12 (2013.01); C08J 2301/10 (2013.01); C08L 1/12 (2013.01); C08J 5/18 (2013.01); C09D 101/12 (2013.01); C08J 2301/14 (2013.01); C09D 101/14 (2013.01); C08L 1/14 (2013.01);
Abstract
A protective film of polarizer comprising an organic acid that has a solubility in water at 25° C. of at most 0.1% by mass and has an acid dissociation constant in a mixed solvent of tetrahydrofuran/water=6/4 by volume at 25° C. of from 2 to 7 can improve polarizer durability.