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:
Jun. 01, 2010
Filed:
Oct. 17, 2006
Kiichiro Oguni, Tochigi, JP;
Kiichiro Oguni, Tochigi, JP;
Sony Corporation, Tokyo, JP;
Sony Chemical & Information Device Corporation, Tokyo, JP;
Abstract
Compositions for protective films for optical disc are provided. Compositions for protective films, particularly compositions for protective films for optical discs having low viscosity and low shrinkage without compromising scratch resistance even when a dilution solvent is not used. The compositions for protective films for optical discs include a composition for protective films containing a UV-curable acrylic radical-based resin as the main component including a multifunctional acrylic monomer, a multifunctional acrylic oligomer and a bifunctional acrylic monomer containing repeating units including at least one of an ethoxy and propoxy group as starting materials for the acrylic radical-based resin; and a photoinitiator.