Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...
Patent
1997-08-08
1999-09-28
Niland, Patrick D.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
At least one aryl ring which is part of a fused or bridged...
156325, 1563314, 1563317, 4284231, 524589, 528 60, 528 61, 528 62, 528 73, 564189, C08J 300, C08K 320, C08L 7500, C08G 1810
Patent
active
059590238
ABSTRACT:
Moisture-crosslinking PU hot-melt adhesives produced by reacting an --NCO containing prepolymer and a sterically hindered polyamine which have a very high initial strength.
REFERENCES:
patent: 4178279 (1979-12-01), Uhrhan et al.
patent: 4243792 (1981-01-01), Short
patent: 4260691 (1981-04-01), Rody et al.
Huels Aktiengesellschaft
Niland Patrick D.
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