Accelerators for vulcanizing vinylidene fluoride elastomeric cop

Details Accelerators for vulcanizing vinylidene fluoride elastomeric cop Accelerators for vulcanizing vinylidene fluoride elastomeric cop

1984-03-21

1985-02-26

Schofer, Joseph L.

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

Synthetic resins

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

5253263, C08J 324

Patent

active

045018588

ABSTRACT:
Vulcanization of fluoroelastomers based on vinylidene fluoride by means of a polyhydroxyl aromatic compound, a divalent metal compound of basic nature and an accelerator consisting of a salt of bis(triarylphosphin)-imidinium of general formula: ##STR1## wherein: n=1 or 2

REFERENCES:
patent: 3752787 (1973-08-01), de Brunner
patent: 4243770 (1981-01-01), Tatemoto et al.
patent: 4259463 (1981-03-01), Moggi et al.
"The Solution Properties of Bis(Triphenylphosphine) Iminium Salts," Palmesen et al., Acta Chem. Scan. A35, 1981, 803-809.
"Reactions of Benzylic Compounds, (etc.)" Maartmen-Mae et al., Acta Chem. Scan., B 36 (1982), 211-223.

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