Process for fireproofing synthetic fiber materials with sulphona

Details Process for fireproofing synthetic fiber materials with sulphona Process for fireproofing synthetic fiber materials with sulphona

1977-06-20

1979-01-16

Czaja, Donald E.

Stock material or miscellaneous articles

Structurally defined web or sheet

Discontinuous or differential coating, impregnation or bond

428272, 428395, 428921, 427390D, 81301, 260 459R, 106 15FP, 252 81, B32B 2736, B05D 302, C09D 518, C09K 328

Patent

active

041350286

ABSTRACT:
A process for fireproofing polyester fibers in which a sulphonamide of the formula ##STR1## in which R is an aromatic, cycloaliphatic or aliphatic radical or hydrogen and in which the ring A is unsubstituted or further substituted or in which a hydrazonium or ammonium salt of such a sulphonamide is applied to the fiber material which is then dried and subjected to a heat treatment. The sulphonamide may also be applied in the presence of a dispersant, a protective colloid and/or water. The composition of matter for performing this process is also provided.

REFERENCES:
patent: 3536674 (1970-10-01), D'Alelio et al.
patent: 3560512 (1971-02-01), Skorcz et al.
patent: 3669977 (1972-06-01), Tesoro
patent: 3783018 (1974-01-01), Roth
patent: 3915931 (1975-10-01), Gilleo et al.
patent: 4057555 (1977-11-01), Koike et al.

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