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. 17, 2017
Filed:
Apr. 10, 2012
Pierrick Buvat, Montbazon, FR;
Thomas Boucheteau, Malakoff, FR;
Ghislain David, Montpellier, FR;
François Ganachaud, Decines, FR;
Sergei Victorovich Kostjuk, Minsk, BY;
Pierrick Buvat, Montbazon, FR;
Thomas Boucheteau, Malakoff, FR;
Ghislain David, Montpellier, FR;
François Ganachaud, Decines, FR;
Sergei Victorovich Kostjuk, Minsk, BY;
Abstract
The invention relates to copolymers comprising a chain of siloxane repeat units of at least two different types, a first type of siloxane repeat unit comprising at least one —OH group on the silicon atom of the siloxane repeat unit and a second type of repeat unit comprising at least one pendant chain on the silicon atom of said repeat unit, this pendant chain consisting of a polymer chain comprising a chain of repeat units carrying at least one group of formula —PORRwherein Rand Rindependently represent a hydrogen atom, an alkyl group or a cation.