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. 17, 1995
Filed:
Feb. 10, 1993
Applicant:
Inventors:
Robert J Guerrini, Aliquippa, PA (US);
Paul A Rey, Corapolis, PA (US);
Assignee:
Calgon Corporation, Pittsburgh, PA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C02F / ;
U.S. Cl.
CPC ...
252181 ; 252180 ; 252D / ; 210705 ; 210727 ; 210712 ;
Abstract
A stable blended product comprising a melamine aldehyde, urea aldehyde or melamine-urea aldehyde and colloidal silica is useful as a detackifier for solvent-borne paints and other resinous materials. This product is also useful as a conditioning agent prior to collection of water-borne paints, a treatment for water containing oils or greases, a color-remover in natural waters, and for enhanced removal of suspended solids.