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:
Sep. 25, 2012
Filed:
Jul. 03, 2008
Takatugu Suzuki, Tokyo, JP;
Takayuki Suzuki, Tokyo, JP;
Takatugu Suzuki, Tokyo, JP;
Takayuki Suzuki, Tokyo, JP;
Konica Minolta Opto, Inc., Tokyo, JP;
Abstract
Disclosed is a cellulose ester film which rarely causes the attachment of foreign matters to the surface of a conveying roll or the failure of film transfer induced by the attachment of the foreign matters, which is free of the partial deformation caused by foreign matters on the conveying roll, exhibits high durability after saponification treatment, has good close adhesion to a polarizer, and has excellent processing suitability in the processing into a polarizer. Also disclosed is a method for producing the cellulose ester film by a melt-casting process. Further disclosed are; a protective film for a polarizing plate, which has high film strength; a polarizing plate having high durability; and a liquid crystal display having high image quality; each comprising the cellulose ester film. The cellulose ester film comprises a cellulose ester, a compound represented by the general formula (1) and a compound represented by the general formula (2).