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. 07, 2012
Filed:
Nov. 14, 2006
Akihiko Takeda, Sagamihara, JP;
Kazuto Kiyohara, Kokubunji, JP;
Satomi Kawabe, Hachioji, JP;
Yasuki Nagai, Toyohashi, JP;
Takayuki Suzuki, Hachioji, JP;
Kazuaki Nakamura, Hachioji, JP;
Takashi Konishi, Sagamihara, JP;
Akihiko Takeda, Sagamihara, JP;
Kazuto Kiyohara, Kokubunji, JP;
Satomi Kawabe, Hachioji, JP;
Yasuki Nagai, Toyohashi, JP;
Takayuki Suzuki, Hachioji, JP;
Kazuaki Nakamura, Hachioji, JP;
Takashi Konishi, Sagamihara, JP;
Konica Minolta Opto, Inc., Tokyo, JP;
Abstract
An optical cellulose ester film comprising a cellulose ester (A); at least one ester based plasticizer (B) selected from ester based plasticizers composed of a polyhydric alcohol and a univalent carboxylic acid, or ester based plasticizers composed of a polyvalent carboxylic acid and a monohydric alcohol; at least one stabilizer (C) selected from the group consisting of a phenol based stabilizer, a hindered amine based stabilizer, or a phosphorous based stabilizer; and a hydrogen bonding solvent (D).