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. 30, 2000
Filed:
Dec. 10, 1997
Applicant:
Inventors:
Krishna Venkataswamy, Akron, OH (US);
Jacques Horrion, Tilff, BE;
Assignee:
Advanced Elastomer Systems, L.P., Akron, OH (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ; C08L / ; C08L / ; C08L / ;
U.S. Cl.
CPC ...
525 66 ; 525 64 ; 525 67 ; 525 68 ; 525 70 ; 525 71 ; 525 73 ; 525 / ; 525 / ; 525 / ; 525 / ; 525 / ; 525 / ; 525 / ; 525133 ; 525153 ; 525166 ; 525167 ; 525185 ; 525186 ; 525189 ; 525203 ; 525207 ; 525238 ;
Abstract
Desirable thermoplastic vulcanizates can be prepared from a polar engineering thermoplastic; a halogenated copolymer of p-alkylstyrene and an isomonoolefin having from 4 to 7 carbon atoms; and either an ethylene rubbery polymer or a diene based rubbery polymer or combinations thereof. The ethylene rubbery polymer desirably has at least one pendant carboxylic acid group, amine group, epoxy group, hydroxyl group or an anhydride of two carboxylic acid groups or combinations thereof. Desirable diene based rubbery polymers include epoxidized natural rubber and epoxidized homopolymers and copolymers of dienes.