Process for eliminating free formaldehyde in textile materials t

Details Process for eliminating free formaldehyde in textile materials t Process for eliminating free formaldehyde in textile materials t

1980-11-10

1982-05-25

Tungol, Maria Parrish

Bleaching and dyeing; fluid treatment and chemical modification

Chemical modification of textiles or fibers or products thereof

Cellulose fibers

D06M 1340

Patent

active

043314384

ABSTRACT:
A process for elimination of free formaldehyde in textile materials treated with methylolated carbamates is disclosed. Textile materials comprising natural or regenerated cellulose are impregnated in the usual way with a dimethylolated carbamate. After impregnation, drying and curing, at least one side of the treated textile material is treated with a combination of a volatile inert carrier and a formaldehyde acceptor such as urea, ethylene urea, or propylene urea.

REFERENCES:
patent: 3556713 (1971-01-01), Kullman et al.
patent: 3590100 (1971-06-01), Weiland
patent: 3597380 (1971-08-01), Bertini et al.
patent: 3723058 (1973-03-01), Reinhardt et al.
patent: 3871822 (1975-03-01), Goodman et al.
patent: 3957431 (1976-05-01), Pai et al.
patent: 4207073 (1980-06-01), Petersen et al.

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