Reducing surface tension with N-type betaines of 2-hydroxyl-1,1,

Details Reducing surface tension with N-type betaines of 2-hydroxyl-1,1, Reducing surface tension with N-type betaines of 2-hydroxyl-1,1,

1981-05-06

1983-06-14

Lovering, Richard D.

Compositions

Preservative agents

Anti-corrosion

252 855D, 252DIG7, B01F 1728, C07D26530

Patent

active

043882129

ABSTRACT:
Amphoteric N-type betaines represented by the formula: ##STR1## wherein R.sub.1 is C.sub.4 -C.sub.20 perfluoroalkyl;

REFERENCES:
patent: 3689470 (1972-09-01), Schachat et al.
patent: 3798265 (1974-03-01), Bartlett
patent: 4090969 (1978-05-01), Koch et al.
patent: 4165338 (1979-08-01), Katsushima et al.
patent: 4283533 (1981-08-01), Richter
Chambers, "Fluorine in Organic Chemistry", John Wiley & Sons, N.Y. pp. 64-67, (1973).
"Research Disclosure" No. 175, Industrial Opportunities Ltd., Hampshire, U.K., pp. 5 and 6, Nov. 1978.

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