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. 20, 1996
Filed:
Mar. 13, 1995
Kenneth W Powers, Berkeley Heights, NJ (US);
Hsien-Chang Wang, Edison, NJ (US);
T-C Chung, State College, PA (US);
Anthony J Dias, Linden, NJ (US);
Joseph A Olkusz, Fanwood, NJ (US);
Exxon Chemical Patents, Inc., Wilmington, DE (US);
Abstract
A method of compatibilizing a blend of at least a hydrocarbon polymer with at least one other polymer which is incompatible with the hydrocarbon polymer, said method comprising adding to the polymer blend a compatibilizer which is an isoolefin/para-alkylstyrene copolymer represented by the formula ##STR1## in which R and R' can be hydrogen, alkyl, and the primary and secondary alkyl halides, 'a' ranges from about 14 to about 70,000, 'b' ranges from 0 to about 70,000, 'c' ranges from 0 to about 70,000, 'd' ranges from about 1 to about 70,000, X is a halogen, and Nu is a nucleophilic residue provided by a polymeric nucleophile.