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
1979-12-05
1981-07-28
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 48, 528 52, 528 80, C08G 1806
Patent
active
042810957
ABSTRACT:
In non-phenolic solvents soluble Polyamid-hydantoins optionally containing ester and/or imide and/or isocyanurate groups are obtained by reacting polyisocyanates with polyfunctional amino carboxylic acid derivatives and a compound containing at least a carboxylic group preferably in the presence of a non-phenolic solvent.
REFERENCES:
patent: 3122451 (1964-02-01), Bunge et al.
patent: 3397253 (1968-08-01), Merten et al.
patent: 3684774 (1972-08-01), Merten et al.
patent: 3705874 (1972-12-01), Merten et al.
patent: 4169931 (1979-10-01), Rottmaier et al.
Dunwald Willi
Lewalter Jurgen
Merten Rudolf
Meyer Karl-Heinrich
Rottmaier Ludwig
Bayer Aktiengesellschaft
Welsh Maurice J.
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