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:
Aug. 18, 1981
Filed:
Sep. 28, 1979
Applicant:
Inventors:
Eugene J Boros, South Charleston, WV (US);
David W Peck, Charleston, WV (US);
Assignee:
Union Carbide Corporation, New York, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
L08D / ;
U.S. Cl.
CPC ...
521 28 ; 521 32 ;
Abstract
Process for treating anion exchange resins containing a major portion of weak-base groups in catalytically inactive salt form and a minor portion of strong-base groups in catalytically inactive salt form wherein the resin is contacted with an aqueous solution containing ammonium hydroxide and ammonium chloride.