Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal
Patent
1974-08-28
1976-06-15
Killos, Paul J.
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
C-metal
260 304N, 260453AR, 260471C, 260482C, 260858, C07D29500
Patent
active
039637107
ABSTRACT:
A process for the preparation of blocked polyisocyanate powders consisting of reacting the polyisocyanate and blocking agent in solution in the presence of a surfactant, whereby the product precipitates in extremely finely divided form.
E. I. Du Pont de Nemours and Company
Killos Paul J.
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