Accelerators for vulcanizing vinylidene fluoride elastomeric copolymers
US4501858A · kind A · utility
11Cited by
3References
4Claims
0Family size
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Key dates
| Filing date | Mar 21, 1984 |
| Grant date | Feb 26, 1985 |
| Priority date | — |
| Expiry date | Mar 21, 2004 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K5/5399
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
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 PA0 Ar=an aryl group PA0 X=a mono- or divalent anion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.