Tanning agent containing a dialdehyde

Details Tanning agent containing a dialdehyde Tanning agent containing a dialdehyde

1993-12-14

1996-04-09

Willis, Jr., Prince

Compositions

Leather or fur treating

8 9433, 8 9421, 8 9418, C14C 322

Patent

active

055058647

ABSTRACT:
Tanning agents containing an .omega.,.omega.-dialdehyde as as the active tanning substance, optionally in a deactivated form, in combination with a polymer containing hydroxyl groups, and methods for using such tanning agents in the preparation of leather, particularly in pickling, tanning, and retanning.

REFERENCES:
patent: 2205883 (1940-06-01), Graves
patent: 2941859 (1960-06-01), Fein et al.
patent: 3291558 (1966-12-01), Bader et al.
patent: 3945792 (1976-03-01), Wurmli et al.
patent: 3966551 (1976-06-01), Monsheimer et al.
patent: 3986926 (1976-10-01), Monsheimer et al.
patent: 4439201 (1984-03-01), Lauton et al.
patent: 4443221 (1984-04-01), May et al.
patent: 5011499 (1991-04-01), Rathfelder et al.
patent: 5286263 (1994-02-01), Schaffer et al.

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