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:
Mar. 14, 1978
Filed:
Jul. 13, 1976
Applicant:
Inventors:
Assignee:
Hoechst Aktiengesellschaft, Frankfurt, DT;
Primary Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
260879 ; 260 / ; 106 20 ;
Abstract
A modified hydrocarbon resin comprising (A) a major amount of a cycloaliphatic diene resin component and (B) a minor amount of an olefinically unsaturated polycarboxylic acid component, wherein at least 5% of the carboxyl groups are esterified with an alcohol selected from the group consisting of (a) a monohydric, (b) a dihydric alcohol and (c) a combination of (a) and (b), a process for its preparation and a printing ink composition containing said modified hydrocarbon resin.