Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From reactant having at least one -n=c=x group as well as...
Patent
1982-08-16
1983-08-30
Welsh, Maurice J.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From reactant having at least one -n=c=x group as well as...
528 76, 528 83, C08G 1865
Patent
active
044018010
ABSTRACT:
This invention relates to coating agents and dressing agents for leather and leather substitutes with improved resistance to plasticizer migration, greater hardness and folding strength, a dry hand and resistance to aqueous alcoholic solutions, based on linear or only slightly branched thermoplastic polyurethane ureas built up from the following components
REFERENCES:
patent: 3857809 (1974-12-01), Oertel et al.
patent: 4371684 (1983-02-01), Quiring et al.
Grammel Jurgen
Pedain Josef
Schroer Walter
Thoma Wilhelm
Bayer Aktiengesellschaft
Harsh Gene
Pope Lawrence S.
Roy Thomas W.
Welsh Maurice J.
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