C - Chemistry – Metallurgy – 01 – B
Patent
C - Chemistry, Metallurgy
01
B
402/355, 23/77,
C01B 25/00 (2006.01) C01B 21/097 (2006.01) C01B 21/098 (2006.01) C07F 9/08 (2006.01) C08G 79/02 (2006.01)
Patent
CA 1079027
Abstract A procedure for recovering linear polydichlorophospha- zenes from the product Or thermally polymerizing cyclic oligomers of (NPC12)n in which n is up to 7, which comprises extracting the oligomers from the linear polyphosphazenes by use of a high boiling aliphatic hydrocarbon solvent or solvent mixture, prior to forming dirivatives od the linear polymer.
255373
Antkowiak Thomas A.
Prichard Mark S.
Stayer Mark L. (jr.)
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