Phenolic resin composition and a battery separator impregnated t

Details Phenolic resin composition and a battery separator impregnated t Phenolic resin composition and a battery separator impregnated t

1978-01-23

1979-03-27

Walton, Donald L.

Chemistry: electrical current producing apparatus, product, and

Current producing cell, elements, subcombinations and...

Separator, retainer, spacer or materials for use therewith

528137, 528159, H01M 216

Patent

active

041466861

ABSTRACT:
This invention relates to an improved resin composition comprising an admixture of a phenol-aldehyde resole resin and a particular surface active rewetting agent wherein said rewetting agent being a reaction product of a polypropylene glycol and maleic anhydride.

REFERENCES:
patent: 2773114 (1956-12-01), McAuslan
patent: 2882331 (1959-04-01), Zenczak
patent: 2980750 (1961-04-01), Mills
patent: 3247025 (1966-04-01), Beaulieu et al.
patent: 3297638 (1967-01-01), Beaulieu

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