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. 10, 2002
Filed:
Oct. 22, 1999
Applicant:
Inventors:
Robert E. Quinn, Cleveland, OH (US);
William Michael Burk, Chardon, OH (US);
Assignee:
The Lubrizol Corporation, Wickliffe, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08J 2/00 ; C08G 8/500 ;
U.S. Cl.
CPC ...
C08J 2/00 ; C08G 8/500 ;
Abstract
Amidoalkanesulfonic acids are prepared by reacting a molar excess of an unsaturated nitrile, a source of SO , and an olefin, in a substantially non-aqueous medium, and transferring the crude reaction product containing amidoalkanesulfonic acid, without substantial purification steps, into an apparatus for incorporation of the amidoalkanesulfonic acid into a copolymer.