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:
Feb. 16, 2021
Filed:
Dec. 06, 2012
Solvay Specialty Polymers Italy S.p.a., Bollate, IT;
Julio A. Abusleme, Saronno, IT;
Fiorenza D'Aprile, Nova Milanese, IT;
Serena Carella, Parabiago, IT;
SOLVAY SPECIALTY POLYMERS ITALY S.P.A., Bollate, IT;
Abstract
The present invention pertains to a polyurethane fluoropolymer [polymer (F)] obtainable by reacting: (i) at least one fluoropolymer [polymer (F)] comprising one or more recurring units derived from at least one (meth)acrylic monomer [monomer (MA)] having formula (I) here below: wherein: —R, Rand R, equal to or different from each other, are independently selected from a hydrogen atom and a C-Chydrocarbon group, —Ris a C-Chydrocarbon group comprising from 1 to 5 hydroxyl groups, x being an integer comprised between 1 and 5, and, optionally, comprising one or more functional groups selected from double bonds, epoxy, ester, ether and carboxylic acid groups, with (ii) at least one isocyanate compound comprising at least one isocyanate functional group [compound (I)], (iii) optionally in the presence of one or more chain extenders, said polyurethane fluoropolymer [polymer (F)] comprising at least one bridging group having formula (a) here below: wherein: —Ris a C-Chydrocarbon group comprising from 1 to 5 urethane moieties, x being an integer comprised between 1 and 5, and, optionally, comprising one or more functional groups selected from double bonds, epoxy, ester, ether and carboxylic acid groups. The invention also pertains to a process for the manufacture of said polymer (F) and to uses of said polymer (F).