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:
Sep. 13, 1983
Filed:
Jul. 24, 1981
Applicant:
Inventors:
John R Adams, Sarnia, CA;
Abraham P Gelbein, Morristown, NJ (US);
Robert Hansen, West Caldwell, NJ (US);
Jimmy Y Peress, Jamaica, NY (US);
Martin B Sherwin, Potomac, MD (US);
Assignee:
Polysar International S.A., , CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
585671 ; 252442 ; 252463 ;
Abstract
A process is provided for the skeletal isomerization of straight chain olefins to branched chain olefins by contact at an elevated temperature with a chlorine- or fluorine-containing compound activated alumina catalyst, the alumina having an average particle size of from about 0.5.times.10.sup.-3 cm to about 160.times.10.sup.-3 cm and from 3 to 9% of the pore volume being attributable to pores having radii from about 100 to about 10,000 Angstroms.