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.

Date of Patent:
May. 17, 2016

Filed:

Jan. 16, 2014
Applicants:

Stefan Bade, Michelbach le Haut, FR;

Norbert Schladerbeck, Kelkheim, DE;

Andre Nehls, Schwoerstadt, DE;

Inventors:

Stefan Bade, Michelbach le Haut, FR;

Norbert Schladerbeck, Kelkheim, DE;

Andre Nehls, Schwoerstadt, DE;

Assignee:

Evonik Degussa GmbH, Essen, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F 7/18 (2006.01); C07F 7/04 (2006.01); B01J 19/24 (2006.01); C07F 7/08 (2006.01);
U.S. Cl.
CPC ...
C07F 7/045 (2013.01); B01J 19/24 (2013.01); C07F 7/18 (2013.01); C07F 7/188 (2013.01); C07F 7/1836 (2013.01); B01J 2219/00076 (2013.01); B01J 2219/24 (2013.01); C07F 7/04 (2013.01); C07F 7/08 (2013.01);
Abstract

What is described is a process for continuously esterifying halosilanes of the formula I with alcohols of the formula II to give silane esters of the formula III in a single column ()RSiHal  (I)R—(OH)  (II)RS—(OR)  (III) The invention also relates to a column () for continuously esterifying halosilanes of the above-described formula I with alcohols of the formula II to give silane esters of the formula III, comprising the following elements: The process described allows the preparation of silane esters of the formula III with high selectivity.


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