(Per)fluorinated addition products

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United States of America Patent

PATENT NO 8507642
APP PUB NO 20110015107A1
SERIAL NO

12921938

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Abstract

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The invention pertains to a process for the addition of at least one (per)fluoropolyether peroxide comprising at least one peroxidic moiety and at least one fluoropolyoxyalkene chain (chain Rf) (i.e. a fluorocarbon segment comprising ether linkages in main chain) [peroxide (P)] onto a per(halo)fluorinated aromatic compound [compound (F)], so as to yield an addition compound of said compound (F), said addition compound [compound (A)] comprising at least one perfluorinated non-aromatic cyclic moiety having at least two substituents comprising a chain Rf and, optionally, conjugated or non conjugated double bond(s). Said addition compounds have been notably found useful as additives for (per)fluorinated fluids and lubricants or as base materials for the manufacture of gum and/or graft polymer compositions.

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Patent Owner(s)

Patent OwnerAddress
SOLVAY SPECIALTY POLYMERS ITALY S P AITALY MILAN

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Avataneo, Marco Senago, IT 39 66
Guarda, Pier Antonio Arese, IT 45 177
Marchionni, Giuseppe Milan, IT 108 626

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