Broad temperature capability elastomer

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...

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Details

525199, C08L 2720, C08L 2718, C08L 2716

Patent

active

049488309

ABSTRACT:
An improved fluoroelastomer composition for hydraulic seals is described which comprises a ternary mixture of a polymer including alternate fluorocarbon and hydrocarbon components joined together, EPDM (a random terpolymer of ethylene, propylene and a diene), and CTFE (an oligomer of chlorotrifluoroethylene) in a preferred weight ratio of about 85:15:10.

REFERENCES:
patent: 2992988 (1961-07-01), Dipner
patent: 3372136 (1968-03-01), Kometani
patent: 4472557 (1984-09-01), Kawashima et al.
patent: 4487882 (1984-12-01), Ueta et al.
patent: 4603175 (1986-07-01), Kawachi et al.

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