Method of dressing leather

Details Method of dressing leather Method of dressing leather

1974-10-30

1976-10-19

Gwinnell, Harry J.

Coating processes

With post-treatment of coating or coating material

Heating or drying

428473, B05D 302, B32B 902

Patent

active

039872238

ABSTRACT:
Stable solutions of diisocyanate polyaddition products in a solvent mixture containing: a) inert organic solvents, b) primary and/or secondary alcohols and c) semiacetals of formaldehyde and the process of preparing such solutions. Methods of dressing leather with said solutions are also disclosed.

REFERENCES:
patent: 3043801 (1962-07-01), Wagner et al.
patent: 3142699 (1964-07-01), Wagner et al.
patent: 3472802 (1969-10-01), Bownes et al.
patent: 3484404 (1969-12-01), Collardeau et al.
patent: 3551468 (1970-12-01), Chadwick
patent: 3677813 (1972-07-01), Eckert et al.

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