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US 11,390,636 B2Granted
Organic solvent processable carbon phosphonitride pre-polymers
AssigneeThe Government of the United States of America, as represented by the Secretary of the Navy
InventorsBrian L. Chaloux, Albert Epshteyn, Thomas J. Dabrow
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Abstract
Described herein is the preparation of carbon phosphonitride pre-polymers that are soluble in organic solvents and can be further thermoset into carbon phosphonitride extended solids (i.e. films, monoliths, etc.) with an approximate empirical formula of C3N3P.
Claims7
A method of preparing a pre-polymer, the method comprising:
- reacting potassium cyanide with phosphorus trichloride in a polar aprotic solvent, thereby obtaining a pre-polymer consisting essentially of phosphorus, carbon, and nitrogen.
A method of preparing a pre-polymer, the method comprising:
- reacting silver cyanide with phosphorus trichloride in a polar aprotic solvent, thereby obtaining a pre-polymer comprising phosphorus, carbon, and nitrogen.
Dependencies are inferred from the claim text.