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
1989-03-21
1990-07-10
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...
2521822, 25218221, 25218222, 560157, 560158, 560159, 560166, C08G 1880
Patent
active
049407686
ABSTRACT:
A curing agent (A) for resins (B) which can be cured by means of isocyanates, which has an amine number of 20 to 150 mg of KOH/g and an OH number of not more than 20 mg of KOH/g and which contains per molecule at least two masked isocyanate groups which are reactive under the conditions of curing, obtained by reacting
REFERENCES:
patent: 4369301 (1983-01-01), Konig et al.
Finke Manfred
Honel Michael
Walz Gerd
Ziegler Peter
Hoechst AG
Welsh Maurice J.
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