Process for the fat-liquoring of leathers and skins

Details Process for the fat-liquoring of leathers and skins Process for the fat-liquoring of leathers and skins

1983-10-14

1984-09-11

Tungol, Maria Parrish

Bleaching and dyeing; fluid treatment and chemical modification

Treatment of hides, skins, feathers and animal tissues

Tanning

8 9422, 8 9421, 252 857, 252312, 427389, 260403, C14C 902

Patent

active

044708254

ABSTRACT:
Self-emulsifying lecithin salts are used for the fat-liquoring of leathers and skins. They are obtained by the partial or complete neutralization of industrial lecithins obtained from vegetable oils (acid numbers 10 to 40) with ethoxylated fatty amines.

REFERENCES:
patent: 3004922 (1961-10-01), Buer
patent: 3910972 (1975-10-01), Dieckelmann
patent: 4174296 (1979-11-01), Kass
patent: 4200551 (1980-04-01), Orthoefer
patent: 4281997 (1981-08-01), Rosenbusch et al.

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