Fibers sized with polyester and polyurethane precursors

Details Fibers sized with polyester and polyurethane precursors Fibers sized with polyester and polyurethane precursors

1975-04-23

1978-04-25

Person, Sandra M.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260 37N, 260 40TN, 260 4216, 428375, 428392, C08K 904

Patent

active

040862038

ABSTRACT:
A fibrous product comprises a core component which may be inorganic or organic, and a sheath component, said sheath component being a composite polymeric material comprising polyurethane and polyester and/or vinyl polymer. The sheath component may be applied to the core in the form of a gel polymerizate comprising polyurethane precursors or a polyurethane together with a polyester resin precursor comprising an ethylenically unsaturated polyester and an ethylenically unsaturated monomer.

REFERENCES:
patent: 2780612 (1957-02-01), Te Grotenhuis
patent: 3066383 (1962-12-01), Marzocchi et al.
patent: 3234042 (1966-02-01), Marzocchi et al.
patent: 3453652 (1969-07-01), Marzocchi
patent: 3471439 (1969-10-01), Bixler et al.
patent: 3578728 (1971-05-01), Ehrhart et al.
patent: 3886229 (1975-05-01), Hutchinson et al.

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