Leather tanning composition and method

Details Leather tanning composition and method Leather tanning composition and method

1979-06-26

1981-08-25

Schofer, Joseph L.

Bleaching and dyeing; fluid treatment and chemical modification

Treatment of hides, skins, feathers and animal tissues

Tanning

8 9427, 8 9433, 252 857, 564507, C14C 306, C14C 316, C14C 308

Patent

active

042856892

ABSTRACT:
A leather tanning composition comprises a sufficient amount of the reaction product of a polyaldehydic compound and a secondary amine to increase the shrinkage temperature of a hide.

REFERENCES:
patent: 2636051 (1953-04-01), Whetstone et al.
patent: 2847396 (1958-08-01), Sellet
patent: 2851329 (1958-09-01), Seligsberger
patent: 3812246 (1974-05-01), Vanlerbergite et al.
patent: 3888625 (1975-06-01), Dawson
patent: 3909193 (1975-09-01), Erdmann et al.
patent: 4042321 (1977-08-01), Backer et al.
patent: 4060384 (1977-11-01), Sieger
patent: 4126413 (1978-11-01), Traubel

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