Vulcanizable compositions of fluoroelastomers having improved ch

Details Vulcanizable compositions of fluoroelastomers having improved ch Vulcanizable compositions of fluoroelastomers having improved ch

1989-01-23

1990-01-16

Lieberman, Allan M.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

5253263, 5253262, C08J 318, C08L 2716, C08L 2718, C08L 2720

Patent

active

048944181

ABSTRACT:
Vulcanizable compositions of fluoroelastomers based on vinylidene fluoride with one or more monomers containing an ethylene unsaturation and at least one fluorine atom, having improved processability and improved chemical stability, and comprising, as a processing coadjuvant, a mono- or dihydroxypolyfluoroether having a means molecular weight higher than or equal to 400 for the monohydroxypolyfluoroethers and higher than or equal to 2500 for the dihydroxypolyfluoroethers.

REFERENCES:
patent: 3564059 (1971-02-01), Sianesi et al.
patent: 3933732 (1976-01-01), Schmiegel
patent: 4250278 (1981-02-01), Suzuki et al.
patent: 4487903 (1984-12-01), Tatemoto et al.
patent: 4489196 (1984-12-01), Schmiegel
patent: 4501858 (1985-02-01), Moggi

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