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US 9,315,620 B2Granted
(Per)fluoropolymer composition
AssigneeSolvay Specialty Polymers Italy S.P.A.
InventorsVincenzo Arcella, Claudio Adolfo Pietro Tonelli, Solange Barbieri
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Abstract
The present invention relates to (per)fluoropolymer compositions, in particular to (per)fluoropolyether compositions comprising:—a (per)fluoropolymer having more than two carboxy groups and—a polyamine. The invention further relates to processes for preparing said compositions and to molded articles obtained from said compositions.
Claims16
A polymer composition comprising:
- a linear (per)fluoropolyether comprising a fully or partially fluorinated polyoxyalkylene chain having recurring units with at least one catenary ether bond and at least one fluorocarbon moiety and further comprising two end groups, each of said two end groups containing two carboxy groups each independently selected from carboxylic acids and salts, halides, esters and anhydrides thereof;
- and
- a polyamine.
Dependencies are inferred from the claim text.