Curable fluoroelastomer compositions
AssigneeDuPont Polymers, Inc.
InventorsChristopher J. Bish, Christian Daniel, Daniel Robert Massa
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Abstract
Provided herein is a curable fluoroelastomer composition including at least one fluoroelastomer comprising copolymerized units of a nitrile group-containing cure site monomer; a cure system comprising at least two different dihydrazides; and optionally at least one additive. Further provided are pre-forms comprising the curable composition, methods of curing the fluoroelastomer composition, compositions that are the product of curing the curable fluoroelastomer composition, and articles comprising the cured fluoroelastomer composition.
Claims15
A curable fluoroelastomer composition comprising:
- A) at least one fluoroelastomer comprising copolymerized units of a nitrile group-containing cure site monomer;
- B) a cure system comprising at least two different dihydrazides, wherein the cure system comprises isophthalic dihydrazide and oxalyl dihydrazide;
- and optionally
- C) at least one additive.
Dependencies are inferred from the claim text.