Water and oil repellent having excellent desoiling properties

Details Water and oil repellent having excellent desoiling properties Water and oil repellent having excellent desoiling properties

1987-02-05

1988-12-20

Lieberman, Paul

Compositions: coating or plastic

Coating or plastic compositions

Coating repellent

528 70, 560 25, 560167, C09K 318

Patent

active

047923547

ABSTRACT:
A water and oil repellent having excellent desoiling properties composed of a compound comprising at least two terminal segments and an intermediate segment connecting the terminal segments and having a molecular weight of from 800 to 20,000, each terminal segment containing at least one polyfluoroalkyl group connected by a --CONH-- linking group, said intermediate segment being a urethane oligomer containing at least two --CONH-- linking groups and a hydrophilic molecular chain, and said terminal segments and intermediate segment being connected by a --CONH-- linking group.

REFERENCES:
patent: 3901727 (1975-08-01), Loudas
patent: 3920614 (1975-11-01), Kirimoto et al.
patent: 3975352 (1976-08-01), Yoerger et al.
patent: 4158672 (1979-06-01), Dear et al.
patent: 4595518 (1986-06-01), Raynolds et al.
patent: 4617057 (1986-10-01), Plueddemann
patent: 4681790 (1987-07-01), Fong

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