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:
Jul. 23, 2019
Filed:
Dec. 21, 2015
Elkem Silicones France Sas, Lyons, FR;
Institut National Des Sciences Appliquées Lyon, Villeurbanne, FR;
Université Claude Bernard Lyon 1, Villeurbanne, FR;
Centre National DE LA Recherche Scientifique, Paris, FR;
Universite Jean Monnet Saint Etienne, Saint-Etienne, FR;
François Ganachaud, Decines, FR;
Etienne Fleury, Soucieu en Jarrest, FR;
Daniel Portinha De Almeida, Fontaines sur Saône, FR;
Aymeric Genest, Oullins, FR;
Emmanuel Pouget, Lyons, FR;
ELKEM SILICONES FRANCE SAS, Lyons, FR;
INSTITUT NATIONAL DES SCIENCES APPLIQUÉES LYON, Villeurbanne, FR;
UNIVERSITÉ CLAUDE BERNARD LYON 1, Villeurbanne, FR;
CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, Paris, FR;
UNIVERSITE JEAN MONNET SAINT ETIENNE, Saint-Etienne, FR;
Abstract
The present invention concerns an organopolysiloxane (A) able to be obtained by the reaction, at a temperature of between 10° C. and 75° C., between—at least one compound (C) chosen from the organic compounds comprising at least one alkene or alkyne functional group, at least one of the substituents of which is an acid functional group and the organic compounds comprising at least one acid functional group and at least one alkene or alkyne functional group, at least one of the substituents of which is an electron-withdrawing group; and—at least one organopolysiloxane (B) chosen from the organopolysiloxanes comprising siloxyl units (I.1) and (I.2) of the following formulae: (I) The present invention also concerns compositions comprising said organopolysiloxanes (A) and the uses thereof.