Fluorine-containing polyesters, and their production and use

Details Fluorine-containing polyesters, and their production and use Fluorine-containing polyesters, and their production and use

1979-03-12

1981-02-10

Phynes, Lucille M.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From fluorine-containing reactant

528191, 528194, 528297, 528299, 528302, 528365, C08G 7324

Patent

active

042503000

ABSTRACT:
A fluorine-containing polyester which comprises essentially as the constituting units (a) a group of the formula: ##STR1## wherein Rf is a perfluoroalkyl group having 8 to 21 carbon atoms and n is an integer of 0 or 1 and (b) a group of the formula: ##STR2## wherein R is one of the groups represented by the formulas: ##STR3## wherein R.sub.1 to R.sub.6 is each a hydrogen atom or a lower alkyl group, R.sub.1 and R.sub.3 being optionally combined together at the terminal carbon atoms to form a cyclic ring, X is a halogen atom or a lower alkyl group and m is an integer of 0 to 4, and is useful as a water and oil-repelling agent or a non-sticking agent.

REFERENCES:
patent: 3438946 (1969-04-01), Lichstein et al.
patent: 3464958 (1969-09-01), Matsuura et al.
patent: 3505411 (1970-04-01), Rice

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