Aqueous dispersion of a polyurethane having pendent fluoroalkyl

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...

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524840, 524591, C08L 7504

Patent

active

050397397

ABSTRACT:
An aqueous dispersion of a water-dispersible polyurethane having pendent fluoroalkyl groups, said polyurethane being the product of chain extending, in aqueous medium, a water-dispersible, isocyanate-terminated polyurethane prepolymer having pendent fluoroalkyl groups.

REFERENCES:
patent: 3380943 (1968-04-01), Enders et al.
patent: 3879490 (1975-04-01), Villa
patent: 3880949 (1975-04-01), Villa
patent: 3968066 (1976-07-01), Mueller
patent: 4054592 (1977-10-01), Dear et al.
patent: 4098742 (1978-07-01), Mueller
patent: 4158672 (1979-06-01), Dear et al.

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