04579915 is referenced by 20 patents and cites 2 patents.

In one embodiment this invention provides a nonlinear optical substrate which comprises a transparent film of (4-nitrophenyl)-substituted poly-2,2'-(m-phenylene)-5,5'-bibenzimidazole: ##STR1##

Title
Polybenzimidazole polymers exhibiting nonlinear optical effects
Application Number
6/751353
Publication Number
4579915
Application Date
July 2, 1985
Publication Date
April 1, 1986
Inventor
Eui W Choe
Randolph
NJ, US
Agent
Depaoli & O Brien
Assignee
Celanese Corporation
NY, US
IPC
C08G 73/18
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