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:
Dec. 31, 1996
Filed:
Jul. 22, 1994
Applicant:
Inventors:
Leonidas Kolaitis, Meise, BE;
Bertrand L Lenoble, Bois-de-Lessines, BE;
Mark A Prince, Overijse, BE;
Assignee:
Dow Corning S.A., Seneffe, BE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ; C11D / ;
U.S. Cl.
CPC ...
510466 ; 252321 ; 252358 ; 510358 ; 510361 ; 510377 ; 510507 ;
Abstract
A particulate foam control agent comprises 1 to 30 parts silicone antifoam, 70 to 99 parts zeolite carrier, 1 to 60% of the antifoam of an organopolysiloxane polyoxyalkylene copolymer, deposited onto the zeolite carrier not later than the antifoam and 1 to 40 parts by weight of a polycarboxylate-type binder or encapsulant. This combination give good release in early stages, storage stability and powder characteristics.