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:
Dec. 18, 2018
Filed:
Sep. 12, 2016
Solvay Specialty Polymers Italy S.p.a., Bollate, IT;
Serena Carella, Milan, IT;
Mattia Bassi, Milan, IT;
Paolo Toniolo, Cesate, IT;
Julio A. Abusleme, Saronno, IT;
Stefano Mortara, Arconate, IT;
SOLVAY SPECIALTY POLYMERS ITALY S.P.A., Bollate (MI), IT;
Abstract
The invention pertains to a thermoplastic fluoropolymer composition comprising: —at least one semi-crystalline polymer comprising recurring units derived from ethylene and at least one of chlorotrifluoroethylene (CTFE) and tetrafluoroethylene (TFE), said polymer having a heat of fusion of at most 35 J/g [polymer (A)]; and —from 0.05 to 5% by weight, based on weight of polymer (A), of particles of at least one inorganic UV blocker compound, said particles having an average particle size of 1 to 150 nm, said composition being suitable for manufacturing UV-opaque films having outstanding transparency and haze properties.