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. 12, 2022
Filed:
May. 16, 2017
Applicant:
Wacker Chemie Ag, Munich, DE;
Inventors:
Klaus Kaeppler, Burghausen, DE;
Elfriede Thumser, Simbach, DE;
Assignee:
WACKER CHEMIE AG, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 77/06 (2006.01);
U.S. Cl.
CPC ...
C08G 77/06 (2013.01);
Abstract
Silicone resins are reproducibly prepared in a four step process in which alcohol recovered in a second step is recycled to the first step, and an aqueous phase recovered in the fourth step contains very little HCl, alcohol, or organopolysiloxane, and can be directed to waste treatment without any prior processing.