Red phosphorus

Details Red phosphorus Red phosphorus

1992-09-21

1993-12-14

Hoke, Veronica P.

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...

423268, 423274, 423322, 524 80, 524205, 524226, 524300, 524319, 524355, C08K 532, C08K 507, C08K 904

Patent

active

052703703

ABSTRACT:
Evolution of phosphine from red phosphorus is reduced by means of acyclic, aliphatic compounds having at least one carbon-to-carbon double bond, in the alpha-position relative to an electron-withdrawing group. A preferred example of such a compound is trans-cinnamaldehyde.

REFERENCES:
patent: 3943194 (1976-03-01), Dany et al.
patent: 4012343 (1977-03-01), Raley
patent: 4092460 (1978-05-01), Cerny et al.
patent: 4211853 (1980-07-01), Raley
patent: 4255319 (1981-03-01), Peters

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