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:
May. 12, 2015
Filed:
Nov. 12, 2013
Nitto Denko Corporation, Ibaraki-shi, JP;
Tetsurou Ikeda, Ibaraki, JP;
Masakatsu Urairi, Ibaraki, JP;
Akinobu Souma, Ibaraki, JP;
Shigenori Morita, Ibaraki, JP;
Chieko Kitaura, Ibaraki, JP;
Junichi Fujisawa, Ibaraki, JP;
Reiko Akari, Ibaraki, JP;
Shigeki Kawabe, Ibaraki, JP;
Masayuki Satake, Ibaraki, JP;
Nitto Denko Corporation, Ibaraki-shi, JP;
Abstract
An adhesive of the invention is used for polarizing plate to provide a transparent protective film on at least one side of a polarizer and comprises a resin solution comprising a polyvinyl alcohol-based resin, a crosslinking agent and a colloidal metal compound with an average particle size of 1 nm to 100 nm, wherein 200 parts by weight or less of the colloidal metal compound is added to 100 parts by weight of the polyvinyl alcohol-based resin. The adhesive for polarizing plate can reduce the occurrence of knicks.