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. 12, 2010
Filed:
Aug. 21, 2006
Process for preparation of sioc-linked, linear polydimethylsiloxane-polyoxyalkylene block copolymers
Applicants:
Wilfried Knott, Essen, DE;
Ruediger Landers, Essen, DE;
Dagmar Windbiel, Essen, DE;
Inventors:
Assignee:
Goldschmidt GmbH, Essen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 77/46 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention therefore relates to a process for preparation of SiOC-linked, linear (AB)polydimethylsiloxane-polyoxyalkylene block copolymers of the general formula [(RSiO)(CHO)], in which