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:
Jun. 02, 1981
Filed:
Nov. 05, 1979
Applicant:
Inventors:
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09F / ; C09F / ; B01J / ; B01J / ;
U.S. Cl.
CPC ...
260 975 ; 252439 ; 252441 ; 260 97 ; 260106 ; 2604056 ; 2604048 ;
Abstract
This invention provides a process for disproportionating rosin, poly-unsaturated fatty acid or mixture thereof, characterized in that the disproportionation reaction is conducted in the presence of a catalyst comprising (A) at least one iodide selected from the group consisting of sodium iodide and potassium iodide and (B) at least one iron compound selected from the group consisting of iron, iron oxides, iron hydroxides and iron sulfides. The disproportionated product of this invention affords an emulsifier suitable for emulsion polymerization when neutralized with an alkali.
Matsuo, Kohtaro. (1981). Process for disproportionating rosin, poly-unsaturated fatty acids and (U.S. Patent No. 4271066). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4271066
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile