Tri-Functional Isocyanate Crosslinking Agents for Hydroxy-Terminated Polybutadiene Binders.
DEPARTMENT OF THE ARMY WASHINGTON D C
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By use of the reaction for the preparation of biurets from isocyanates i.e., condensation products of isocyanates and water a variety of tri-functional isocyanates are made available as the curing agents for rubbery-solid-filled compositions employing hydroxy-terminated polybutadiene HTPB binder to obtain beneficial binder chain extension and crosslinking functions.
- Organic Chemistry