PROCESS OF POLYMERIZATION OF AQUEOUS EMULSIONS TO PRODUCE FLUOROPOLYMERS Russian patent published in 2005 - IPC

Abstract RU 2265616 C2

FIELD: polymer production.

SUBSTANCE: invention relates to a process of production of fluorinated polymer containing repetitive units prepared from a liquid fluorinated monomer with boiling point not below 50°C and selected from group consisting of fluorinated unsaturated hydrocarbons, fluorinated allyl and vinyl ethers, which contain no hydrolysable groups capable of forming ionic groups upon hydrolysis. Process comprises following stages: preliminary emulsification of above fluorinated monomer in water to form aqueous emulsion thereof and polymerization of thus prepared emulsified fluorinated monomer.

EFFECT: reduced loss of monomers in polymerization process.

12 cl, 4 tbl, 6 ex

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RU 2 265 616 C2

Authors

Khinttser Klaus

Ler Gernot

Marts Frants

Dates

2005-12-10Published

2000-12-22Filed