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. 06, 2011
Filed:
Sep. 07, 2005
Yasuki Nagai, Hachioji, JP;
Kazuto Kiyohara, Kokubunji, JP;
Masahiko Yamasaki, Hachioji, JP;
Akihiko Takeda, Sagamiko-machi, JP;
Yasuki Nagai, Hachioji, JP;
Kazuto Kiyohara, Kokubunji, JP;
Masahiko Yamasaki, Hachioji, JP;
Akihiko Takeda, Sagamiko-machi, JP;
Konica Minolta Opto, Inc., Tokyo, JP;
Abstract
A method for manufacturing a polarizing plate protective film including the steps of: 1) mixing a cellulose ester resin and an organic additive to obtain a mixing composition, 2) placing the mixing composition in a mold to obtain an integral molding, and 3) heating to melt the integral molding so as to form the polarizing plate protective film, wherein the integral molding has a size of 1 mm×1 mm×1 mm to 20 mm×20 mm×20 mm, and the cellulose ester resin is contained in the integral molding in a state of particles.