Treatment of polyamide materials with partial fluoroesters or fl

Details Treatment of polyamide materials with partial fluoroesters or fl Treatment of polyamide materials with partial fluoroesters or fl

1995-09-22

1997-09-23

Lee, Helen

Stock material or miscellaneous articles

Structurally defined web or sheet

Discontinuous or differential coating, impregnation or bond

428265, 428266, 5253262, 5253264, 5253267, 5253274, 5253278, B32B 700

Patent

active

056702469

ABSTRACT:
The present invention comprises a process for providing soil resistance and resistance to staining by acid dyes to fibers and textiles by simultaneous or sequential application of a sulfonated phenol-formaldehyde condensation product and partial fluoroesters or fluorothioesters formed from copolymers of maleic anhydride and perfluoroalkyl alcohols or perfluoroalkyl thiols.

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patent: 4822373 (1989-04-01), Olson et al.
patent: 4883839 (1989-11-01), Fitzgerald et al.
patent: 4948650 (1990-08-01), Fitzgerald et al.
patent: 4963409 (1990-10-01), Liss et al.
patent: 5074883 (1991-12-01), Wang
patent: 5131909 (1992-07-01), Hangey
patent: 5310828 (1994-05-01), Williams

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