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. 15, 2005
Filed:
Dec. 08, 2004
Applicants:
Sadao Fujii, Kobe, JP;
Toshihiko Hikida, Settsu, JP;
Shigeru Tanaka, Kobe, JP;
Hirosuke Kawabata, Kobe, JP;
Hiroshi Awaji, Kobe, JP;
Inventors:
Sadao Fujii, Kobe, JP;
Toshihiko Hikida, Settsu, JP;
Shigeru Tanaka, Kobe, JP;
Hirosuke Kawabata, Kobe, JP;
Hiroshi Awaji, Kobe, JP;
Assignee:
Kaneka Corporation, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B027/00 ; C08L025/12 ; C08L035/00 ; C08J005/18 ;
U.S. Cl.
CPC ...
Abstract
A film is provided which comprises a thermoplastic resin A having a substituted or non-substituted imide group at a side chain of the resin A, and a thermoplastic resin B having a substituted or non-substituted phenyl group and a nitrile group at a side chain of the resin B. The film has a retardation value of 0 to 1000 nm, a light transmission of 85% or more, and a haze of 2% or less.