Process for the production of formaldehyde-free finishing agents

Details Process for the production of formaldehyde-free finishing agents Process for the production of formaldehyde-free finishing agents

1980-03-18

1981-10-20

Hayes, Lorenzo B.

Bleaching and dyeing; fluid treatment and chemical modification

Chemical modification of textiles or fibers or products thereof

Cellulose fibers

260 294R, 4273899, 528245, D06M 1334

Patent

active

042958466

ABSTRACT:
Process for the production of formaldehyde-free finishing agents for textiles containing or consisting of cellulose which is based on the reaction of urea or symmetrically disubstituted urea with glyoxal in the presence of buffer salts and alcohols at a pH of below 7, buffered mixtures of 4,5-hydroxyethyleneureas or N,N'-disubstituted 4,5-dihydroxyethyleneureas partially etherified in 4- and 5-positions being formed.

REFERENCES:
patent: 3079279 (1963-02-01), Van Loo
patent: 3488701 (1970-01-01), Herbes et al.
patent: 3652583 (1972-03-01), Tajima et al.
patent: 3671307 (1972-06-01), Spangler
Vail, Chem. & Ind., 1967, pp. 305-309.
Gonzales et al., Textile Research Journ., 1966, pp. 565-571.

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