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. 28, 2015
Filed:
May. 19, 2011
Vincenzo Arcella, Nerviano, IT;
Eliana Ieva, Alessandria, IT;
Shiow-ching Lin, Lawrenceville, NJ (US);
Marco Avataneo, Milan, IT;
Giuseppe Marchionni, Milan, IT;
Vincenzo Arcella, Nerviano, IT;
Eliana Ieva, Alessandria, IT;
Shiow-Ching Lin, Lawrenceville, NJ (US);
Marco Avataneo, Milan, IT;
Giuseppe Marchionni, Milan, IT;
SOLVAY SA, Brussels, BE;
Abstract
A composition comprising at least one vinylidene fluoride (VDF) polymer [polymer (F)]; and inorganic particles at least partially coated with at least one perfluoropolyether block copolymer [polymer (E)] comprising: A) one or more (per)fluoropolyoxyalkylene segment (chain R), comprising recurring units having at least one catenary ether bond and at least one fluorocarbon moiety, and B) one or more polyalkylene segment (chain R) comprising recurring units of formula: —(CRR—CRR)—, wherein R, R, R, R, equal to or different from each other, are selected from the group consisting of H, halogens (preferably F, Cl); C-C(hydro)carbon groups, optionally containing fluorine or other heteroatoms, referably perfluoroalkyl or (per)fluorooxyalkyl. The invention also discloses a method of coating various substrates using said composition.