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:
Dec. 05, 2006
Filed:
Sep. 14, 2001
Karl Duyck, Waterbury, CT (US);
Theodore E. Nalesnik, Hopewell Junction, NY (US);
Uyen Thanh Tran, Sandy Hook, CT (US);
Karl Duyck, Waterbury, CT (US);
Theodore E. Nalesnik, Hopewell Junction, NY (US);
Uyen Thanh Tran, Sandy Hook, CT (US);
Crompton Corporation, Middlebury, CT (US);
Abstract
A process is disclosed that comprises solution grafting a hydrocarbon polymer prepared from at least Cto Cpolymerizable hydrocarbon, said polymer having a number average molecular weight in the range of from about 5,000 to about 500,000, with an ethylenically unsaturated Cto Ccarboxylic acid material, using a free radical initiator, in the presence of an aromatic ester oil of the formula (I) wherein R, R, R, R, R, and Rare independently selected from the group consisting of hydrogen, —COOR, —COOR, —COOR, —COOR, —COOR, and —COOR, provided that no more than 5 of R, R, R, R, Rand Rare hydrogen, and R, R, R, R, R, and Rare independently selected from the group consisting of alkyl and alkylesters