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:
Jan. 31, 1989
Filed:
Feb. 05, 1988
Applicant:
Inventor:
Oscar W May, Memphis, TN (US);
Assignee:
Buckman Laboratories International, Inc., Memphis, TN (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F / ; C08K / ;
U.S. Cl.
CPC ...
528485 ; 528488 ; 528490 ; 524405 ; 524584 ;
Abstract
A method of deactivating active, corrosive catalyst residues in an olefin polymer, and simultaneously neutralizing these corrosive residues. The polymer containing the catalyst residues is contacted with an effective amount of an alkali or alkaline earth salt of perboric acid.