Process for imparting flame retardancy to textile materials

Details Process for imparting flame retardancy to textile materials Process for imparting flame retardancy to textile materials

1992-07-28

1994-01-25

Lusignan, Michael

Bleaching and dyeing; fluid treatment and chemical modification

Chemical modification of textiles or fibers or products thereof

Proteinaceous fibers

427389, 4273933, 428921, D06M 1100

Patent

active

052812391

ABSTRACT:
According to the invention, the treatment process for imparting flame retardancy consists in grafting a textile material containing nitrogen atoms in its polymeric structure, especially silk, with a phosphoric acid ethyenic ester of the general formula ##STR1## in which R.sub.1 is selected from the group comprising H and alkyls and R.sub.2 is selected from the group comprising alkylenes and alkylene oxides and/or polyalkylene oxides, for example phosphated ethylene glycol methacrylate, the grafting rate being less than or equal to 20%.

REFERENCES:
patent: 3817779 (1974-06-01), Golborn
patent: 4681634 (1987-07-01), Roca et al.
Ban, "Finishing of Silk", 1977, Chemical Abstracts, vol. 87, p. 73, Abstract No. 69694t.

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