C21-Dicarboxylic acid isethionates as primary anionic surfactant

Details C21-Dicarboxylic acid isethionates as primary anionic surfactant C21-Dicarboxylic acid isethionates as primary anionic surfactant

1982-07-06

1984-10-09

Sneed, Helen M. S.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

252117, 560127, C07C14390, C11D 128

Patent

active

044760558

ABSTRACT:
Disclosed are novel water-soluble surfactants prepared by reacting 2-hydroxyethane sulfonate with C.sub.21 -dicarboxylic acid or a mixture of C.sub.21 -dicarboxylic acid and fatty acids wherein the C.sub.21 -dicarboxylic acid comprises at least 5% by weight of the mixture, the C.sub.21 -dicarboxylic acid having the formula ##STR1## wherein x and y are integers from 3 to 9, x and y together equal 12, Z is a member of the group consisting of hydrogen and COOH, with one Z of each moiety.

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