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. 08, 1998
Filed:
Nov. 20, 1996
Applicant:
Inventors:
Wernfried Heilen, Alpen, DE;
Hans-Leo Karminski, Essen, DE;
Michael Keup, Essen, DE;
Otto Klocker, Essen, DE;
Stefan Silber, Krefeld, DE;
Roland Spiegler, Wiesbaden, DE;
Roland Sucker, Werne, DE;
Assignee:
Th. Goldschmidt AG., Essen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G / ; C08G / ; B01D / ;
U.S. Cl.
CPC ...
252358 ; 252321 ; 528 29 ; 524837 ; 525476 ; 525403 ; 10628713 ;
Abstract
Polysiloxane-polyoxyethylene-polyoxypropylene triblock copolymers having the general formula: ##STR1## as well as compounds for the defoaming of aqueous dispersion paints that are disclosed contain the copolymers as effective defoaming components.