Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1979-08-30
1981-04-21
Briggs, Sr., Wilbert J.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
525104, C08L 2720, C08L 8308
Patent
active
042634148
ABSTRACT:
A blend of (a) 90 to 20 parts fluoropolymer gum of 60 to 85 mol percent vinylidene fluoride, 10 to 40 mol percent of hexafluoropropene and 0.15 to 3 mol percent bromine-containing olefin, and (b) 10 to 80 parts fluorosilicone gum is provided which can be vulcanized in presence of free-radical initiators to produce elastomeric vulcanizates with desired balance of chemical solvent or fluid resistance, high temperature stability, and low temperature flexibility.
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Alexander Cruzan
Briggs Sr. Wilbert J.
Ewert William G.
Minnesota Mining and Manufacturing Company
Sell Donald M.
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