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:
Jul. 25, 1989
Filed:
Oct. 13, 1987
Applicant:
Inventor:
Robert M Gilbert, Columbus, OH (US);
Assignee:
Sherex Chemical Company, Dublin, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ;
U.S. Cl.
CPC ...
568864 ; 568852 ; 568861 ;
Abstract
Dihydroxy and polyhydroxy compounds are obtained from polymerized fatty acids by a liquid phase reaction at a temperature at about 500.degree. F. to about 650.degree. F., pressures up to about 1000 psi in the presence of a catalytic amount of a hydrogenation catalyst, along with removal of water by-product during the reaction.