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. 03, 2004
Filed:
Oct. 15, 2002
Applicant:
Inventor:
David Youdong Tong, Houston, TX (US);
Assignee:
Nalco Energy Services, Sugar Land, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 5/150 ;
U.S. Cl.
CPC ...
C07C 5/150 ;
Abstract
An antifoulant composition comprising (meth)acrylic acid and one or more (meth)acrylate or (meth)acrylamide antifoulant polymers and a method of preventing fouling in (meth)acrylic acid processes comprising adding the (meth)acrylate or (meth)acrylamide antifoulant polymers to the (meth)acrylic acid process stream.