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:
Oct. 09, 2018
Filed:
Jun. 14, 2017
Evonik Degussa Gmbh, Essen, DE;
Wiebke Stache, Herten, DE;
Tobias Unkelhäusser, Dülmen, DE;
Emmanouil Spyrou, Schermbeck, DE;
Annegret Lilienthal, Dorsten, DE;
Iris Brückner, Dorsten, DE;
Jan Pfingsten, Castrop-Rauxel, DE;
Evonik Degussa GmbH, Essen, DE;
Abstract
The present invention relates to alkoxysilane-functionalized allophanates, to methods for production thereof, and to the use thereof. In particular, the alkoxysilane-functionalized allophanate includes the reaction product of A) at least one alkoxysilane group-containing monourethane A) of the formula 1R(OR)Si—R—NH—(C═O)—OR  formula 1,where R, R, Rand Rare each independently hydrocarbyl radicals having 1-8 carbon atoms, which may be linear, branched or cyclic, or else may be integrated together to form a cyclic system, and n is 0-2, and B) at least one diisocyanate B), in a molar ratio of A) to B) of 3:1 to 1.5:1.