Liquid aqueous compositions comprising perfluoropolyethereal com

Details Liquid aqueous compositions comprising perfluoropolyethereal com Liquid aqueous compositions comprising perfluoropolyethereal com

1991-01-22

1993-05-18

Johnson, Jerry

Compositions

Electrolytes for electrical devices

252 493, 252 495, 252 54, 252 546, 72 42, C10M17300, C10M13110, C10M13112, C10M14700

Patent

active

052118614

ABSTRACT:
Aqueous compositions containing from 1% to 40% by weight of a perfluoropolyethereal compound having a molecular weight ranging from 400 to 5,000 and containing carboxylic end groups, which are salified with an organic or inorganic base are disclosed. The compositions are useful as lubricating/refrigerating liquids in the plastic cold processing processes of metals, in particular, rolling, dishing, drawing, and the like.

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J. Am. Chem. Soc., 1985, 107, 1197-1201, Persico et al., "Synthesis of Perfluoropolyethers via Hydrocarbon Polyesters: A New General Method".

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