Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters
Patent
1982-12-23
1985-04-16
Shippen, Michael L.
Organic compounds -- part of the class 532-570 series
Organic compounds
Carboxylic acid esters
26050111, 562567, 252 3, C07C10130
Patent
active
045117330
ABSTRACT:
A fluorine-containing aminocarboxylic acid compound of the formula: ##STR1## wherein Rf is a C.sub.3 -C.sub.21 fluorine-containing aliphatic group; R.sub.1 is a hydrogen atom or a C.sub.1 -C.sub.3 acyl group; R.sub.2 is a hydrogen atom or a C.sub.1 -C.sub.5 alkyl group; R.sub.3 is a substituted or unsubstituted C.sub.1 -C.sub.3 alkylene group; M is a cation; and n is an integer of 1 to 5 effectively lowers the surface tension of water and/or organic liquids and the interfacial tensions between them.
REFERENCES:
patent: 3755435 (1973-08-01), Sundby
patent: 4351954 (1982-09-01), Muramatsu
Hirai Masaru
Hisamoto Iwao
Maeda Chiaki
Daikin Kogyo Co. Ltd.
Shippen Michael L.
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