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:
Oct. 16, 1990
Filed:
Feb. 07, 1989
Applicant:
Inventors:
Kozo Ida, Tokyo, JP;
Tetsuya Horiuchi, Otake, JP;
Assignee:
Mitsubishi Rayon Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
525309 ; 525308 ;
Abstract
A process for producing a light diffusing methacrylic resin article consisting essentially of a substrate polymer and crosslinked polymer beads having an average particle diameter of 1-16 .mu.m dispersed therein, the difference between the refractive indexes of the crosslinked polymer beads and the substrate polymer being 0.02-0.15, which comprises compounding the crosslinked polymer beads with: