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:
Aug. 31, 2004
Filed:
Sep. 20, 2002
Applicant:
Inventors:
Wen-Yi Su, Tainan, TW;
Perry Dong-Bi Shiueh, Tainan, TW;
Assignee:
Chi Mei Corporation, Tainan Hsien, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K 9/04 ; C08K 9/06 ;
U.S. Cl.
CPC ...
C08K 9/04 ; C08K 9/06 ;
Abstract
A process for producing a styrenic resin composition includes the step of compounding a styrenic resin with greater than 2 wt % water and an antioxidant which is prepared by blending (a) 20 to 99.9 wt % of organic phosphite or phosphonite with (b) 0.1 to 80 wt % of acid-binding metal salt treated with a surface conditioning agent, prior to compounding with the styrenic resin.