Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Nitrogen-containing reactant
Patent
1999-07-23
2000-11-14
Shah, Mukund J.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Nitrogen-containing reactant
528423, 544342, 544343, C08G 7306, C07D24136
Patent
active
061471852
ABSTRACT:
New compounds, represented by the formulae I and II, ##STR1## wherein R.sub.1, R.sub.2, and R.sub.3, are independently C.sub.3 or C.sub.4, substituted or unsubstituted alkylene groups, are useful for catalyzing the reaction between an organic polyisocyanate and a compound containing a reactive hydrogen to form polyurethanes.
REFERENCES:
patent: 3297701 (1967-01-01), Brader et al.
patent: 3375252 (1968-03-01), Yamada et al.
patent: 4804758 (1989-02-01), Hoelderich et al.
patent: 5041548 (1991-08-01), Sato et al.
patent: 5128238 (1992-07-01), Nakazyo et al.
Armor John Nelson
Bastian Roy Daniel
Listemann Mark Leo
Mercando Lisa Ann
Santiesteban Jose Guadalupe
Air Products and Chemicals Inc.
Bongiorno Mary E.
Schroeder Ben
Shah Mukund J.
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