High-functionality compositions based on fluorinated and silaniz

Details High-functionality compositions based on fluorinated and silaniz High-functionality compositions based on fluorinated and silaniz

1987-07-01

1989-07-25

Marquis, Melvyn I.

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

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

525409, 525474, 528 18, 528 19, 528 15, 528 21, 528 28, 528 29, 524860, C08F 800

Patent

active

048514756

ABSTRACT:
High-functionality compositions based on fluorinated and silanized polyisocyanates, prepared by reacting a hydroxy-terminated perfluoropolyether having an average molecular weight ranging from 500 to 7000 and a silico-carbinol having an average molecular weight ranging from 500 to 7000, with an organic diisocyanate and a polyol having a functionality of at least 3. Varnishes containing said compositions based on fluorinated and silanized polyisocyanates, having a high functionality.

REFERENCES:
patent: 3671497 (1972-06-01), Low et al.
patent: 3972856 (1976-08-01), Mitsch et al.
patent: 4098742 (1978-07-01), Mueller
patent: 4132681 (1979-01-01), Field et al.
patent: 4374209 (1983-02-01), Rowlands et al.
patent: 4407997 (1983-10-01), Sghibartz
patent: 4529743 (1985-07-01), Kollmeier et al.

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