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US 9,540,496 B2Granted
Polyhydroxy curable fluoroelastomer composition
AssigneeThe Chemours Company Fc, LLC
InventorTsuyoshi Kawai
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Abstract
The invention disclosed herein is a curable fluoroelastomer composition comprising i) a fluoroelastomer, ii) a polyhydroxy curative and iii) a mixture of anion trappers comprising γ-aluminum oxide hydroxide and magnesium oxide. Cured articles made therefrom are resistant to volume swell in carboxylic acids.
Claims9
A curable fluoroelastomer composition comprising:
- A) a polyhydroxy curable fluoroelastomer;
- B) a polyhydroxy curative;
- and
- C) a mixture of anion trappers comprising γ-aluminum oxide hydroxide and magnesium oxide.
1 more element
A polyhydroxy cured fluoroelastomer article comprising:
- A) a fluoroelastomer;
- and
- B) a mixture of anion trappers comprising y-aluminum oxide hydroxide and magnesium oxide.
Dependencies are inferred from the claim text.