Betaine surface active agent having an estolide hydrophobic grou

Details Betaine surface active agent having an estolide hydrophobic grou Betaine surface active agent having an estolide hydrophobic grou

1992-01-14

1993-04-20

Albrecht, Dennis

Drug, bio-affecting and body treating compositions

Designated organic nonactive ingredient containing other...

Carboxylic acid or salt thereof

252312, 252356, 252357, 252527, 252546, 252DIG5, 252DIG7, 426519, 514788, 514846, 514938, 554 52, 554 61, 554 63, 562561, A61K 9107, C07C21540, C07C22926, C07C23347

Patent

active

052043754

ABSTRACT:
Lipophilic amphoteric surface active compositions exhibiting remarkable W/O emulsifying property and good stabililty against oxidation, comprising betaines having the general formula ##STR1## wherein R.sub.1 --CO is an acyl radical of estolides, R.sub.2 is an alkylene group having 1 to 3 carbon atoms and n is an integer from 1 to 3.

REFERENCES:
patent: 3225074 (1965-12-01), Cowen
patent: 3360550 (1967-12-01), Cowen
patent: 3533955 (1970-10-01), Pader
patent: 4137191 (1979-01-01), Lohr
patent: 4221733 (1980-09-01), Melloh et al.
patent: 4428850 (1984-01-01), Zoleski
patent: 4582715 (1986-04-01), Volpenhein
patent: 4857216 (1989-08-01), Worschech

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