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. 18, 2012
Filed:
Oct. 26, 2009
Frauke Henning, Essen, DE;
Wilfried Knott, Essen, DE;
Frank Schubert, Neukirchen-Vluyn, DE;
Roland Hubel, Essen, DE;
Christian Eilbracht, Herne, DE;
Frauke Henning, Essen, DE;
Wilfried Knott, Essen, DE;
Frank Schubert, Neukirchen-Vluyn, DE;
Roland Hubel, Essen, DE;
Christian Eilbracht, Herne, DE;
Evonik Goldschmidt GmbH, Essen, DE;
Abstract
Silicone-polyether block copolymers prepared by organomodification of branched polysiloxanes having terminal and/or lateral SiH functions or linear polysiloxanes having lateral and/or terminal SiH functions by means of polyethers or polyether mixtures, characterized in that the polyethers used have a polydispersity M/Min the range from 1.0 to 1.5 and/or ratios M/MWand M/MWin the range from 0.7 to 1.3, their preparation and use and also polymer articles produced therewith.