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
1992-11-12
1993-08-31
Welsh, Maurice J.
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...
528 48, 528 59, 528 67, 25218214, 25218221, 25218222, 560331, C08L 7504
Patent
active
052409910
ABSTRACT:
This invention relates to a polyisocyanate composition which contains a specific amount of denatured silicon oil being inactive to polyisocyanate compound comprising a specific diphenylmethane diisocyanate oligomer and/or its derivatives. The polyisocyanate composition of this invention has excellent storage stability at low temperature.
REFERENCES:
patent: 4332742 (1982-06-01), Allen
Katano Hiroaki
Yamaguchi Shigeru
Dow Mitsubishi Kasei Limited
Welsh Maurice J.
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