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:
Jul. 06, 1993
Filed:
Mar. 21, 1990
Applicant:
Inventor:
Narito Ishiga, Yokkaichi, JP;
Assignee:
Mitsubishi Monsanto Chemical Company, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
525316 ; 525245 ; 525260 ; 525263 ;
Abstract
A graft copolymer resin composition having improved impact resistance, particularly at low temperature, obtained by emulsion-polymerizing an aromatic vinyl monomer and a vinyl cyanide monomer, optionally together with an ethylenically unsaturated monomer copolymerizable therein under specific conditions by the action of a polymerization initiator in the presence of a latex of a conjugated diene polymer under specific conditions.