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. 22, 2020
Filed:
Jun. 06, 2017
Applicant:
Wacker Chemie Ag, Munich, DE;
Inventors:
Assignee:
WACKER CHEMIE AG, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 19/04 (2006.01); C11D 3/00 (2006.01); D21H 17/59 (2006.01); D21H 21/12 (2006.01); D21C 3/28 (2006.01); C11D 3/37 (2006.01);
U.S. Cl.
CPC ...
B01D 19/0409 (2013.01); C11D 3/0026 (2013.01); C11D 3/373 (2013.01); C11D 3/3734 (2013.01); C11D 3/3738 (2013.01); D21C 3/28 (2013.01); D21H 17/59 (2013.01); D21H 21/12 (2013.01); C08L 2205/035 (2013.01);
Abstract
Defoamer compositions containing a plurality of defined organopolysiloxanes exhibit very short initial foam collapse and yet exhibit long lasting defoaming activity when added to aqueous media prone to foaming.