Copolyamide and its use for finishing leather and leather substi

Details Copolyamide and its use for finishing leather and leather substi Copolyamide and its use for finishing leather and leather substi

1977-05-13

1978-11-21

Kight, III, John

Bleaching and dyeing; fluid treatment and chemical modification

Treatment of hides, skins, feathers and animal tissues

Tanning

8 941R, 260857TW, C14C 1100

Patent

active

041264142

ABSTRACT:
A specific copolyamide and its use for finishing leather and leather substitutes, particularly those of polyurethane. A particular advantage of the copolyamide is its sealing effect counteracting the migration of dyes, plasticizers and fats, combined with other advantages such as good mechanical properties and the stability of the solutions.

REFERENCES:
patent: 2280830 (1942-04-01), Johnson
patent: 3441365 (1969-04-01), Lowell et al.

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