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:
Jun. 10, 2014
Filed:
Oct. 01, 2010
Herbert Wolter, Tauberbischofsheim, DE;
Herbert Wolter, Tauberbischofsheim, DE;
Abstract
A polycondensate wherein R is alkylene, arylene, or alkylene-aryiene with 1-10 C, optionally containing O, S, carboxyl or amino; Ris Z'-substituted alkylene, arylene, or alkylene-aryiene with 1-10 C, optionally containing O, S, carboxyl or amino; R′ is alkyl. alkenyl, aryl, alkylaryl, or arylalkyl with 1-20 C; Ris a bond to another Si or metal atom or is H or alkyl with 1-10 C; B and B′ is an organically polymerizable group with at least one C═C bond and at least 2 C or —RSiXor —RRSiXis alkylene with 1-10 C; Z′ is —NH—C(O)O—, —NH—C(O)—, bonded via NH to B′, or —CO(O)—, wherein when C is bonded to B′, B′—Z′— is not acrylate if B contains acrytate, and B′—Z′— is not methacrylate if B contains methacrylate, wherein a is 1 or 2, b is 0 or 1. X may undergo hydrolytic condensation to Si—O—Si.