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
1996-09-10
1998-01-06
Cooney, Jr., John M.
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 49, 560 25, 560 26, 560359, C08G 1880, C07C27318
Patent
active
057055939
ABSTRACT:
The present invention relates to polyisocyanates prepared from diphenylmethane diisocyanate wherein at least 95% of the isocyanate groups are blocked with diethyl malonate and wherein the polyisocyanates have, based on solids,
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Casselmann Holger
Engbert Theodor
Kobelka Frank
Pedain Josef
Schmalstieg Lutz
Bayer Aktiengesellschaft
Cooney Jr. John M.
Gil Joseph C.
Roy Thomas W.
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