Thermoplastic leather material and its preparation

Details Thermoplastic leather material and its preparation Thermoplastic leather material and its preparation

1987-08-04

1989-06-13

Lieberman, Paul

Bleaching and dyeing; fluid treatment and chemical modification

Treatment of hides, skins, feathers and animal tissues

Treatment of untanned skins or hides

8 9415, C14C 1300

Patent

active

048388920

ABSTRACT:
A novel thermoplastic composition of matter is produced by subjecting leather, especially particulate leather scrap optionally admixed with one or more additives and/or fillers, to the action of a pressure from about 200 to 900 bar, at a temperature from about 50.degree. to about 250.degree. C. in a closed die for a time of at least about 30 seconds.

REFERENCES:
patent: 1556623 (1925-10-01), Minor
patent: 3505169 (1970-04-01), Parker

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