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:
Apr. 03, 1990
Filed:
May. 27, 1988
Applicant:
Inventor:
David B Mitchell, Palatine, IL (US);
Assignee:
W. R. Grace & Co.-Conn., New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C02F / ;
U.S. Cl.
CPC ...
210705 ; 210712 ; 210725 ; 210727 ; 210728 ; 55 85 ;
Abstract
A novel treatment scenario which considerably improves detackification of paint overspray consisting of undiluted high solids enamel, epoxy resin or polyurethanes in the wash water of paint spray booths is disclosed, comprised of (i) a dialkylamine-epihalohydrin in combination with a modified tannin and/or (ii) a dialkylamine epihalohydrin in combination with a melamine formaldehyde type polymer.