US 5,312,565 AGranted

Nonlinear optical materials

AssigneeE. I. DuPont de Nemours and Company

InventorsRichard Beckerbauer, Dennis S. Donald, Wilson Tam, Frederick C. Zumsteg, Jr.

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Abstract

Novel organic glass compositions are disclosed which are poled to achieve nonlinear optical properties. Novel compounds useful for making said poled compositions are also disclosed; as are a method and a device for transforming electromagnetic radiation using a nonlinear optical element formed from said compositions; and certain intermediates for making novel compounds.

Claims3

Dependent claims

A poled organic glass composition which consists essentially of the compound N-p-nitroanilinoglutarimide.

Dependencies are inferred from the claim text.

Facts

Application: 07/697,124Filed 8 May 1991 · continuation in part
Priority: 28 Aug 1990
Granted: 17 May 1994
Term ends: Not estimatedThe source records don’t support an estimate.

Classification15 codes

C07D 207/404
2,5-Pyrrolidine-diones: with only hydrogen atoms or radicals containing only hydrogen and carbon atoms directly attached to other ring carbon…
C07C 243/28
With acylating carboxyl groups bound to hydrogen atoms or to acyclic carbon atoms: to hydrogen atoms or to carbon atoms of a saturated carbon skeleton
C07C 251/86
Hydrazones: having doubly-bound carbon atoms of hydrazone groups bound to carbon atoms of six-membered aromatic rings
C07C 311/21
Sulfonamides having sulfur atoms of sulfonamide groups bound to carbon atoms of six-membered aromatic rings: having the nitrogen atom of at least…

Family

Serial577,044Parent of this continuation-in-part · filed 28 Aug 1990
US 5,312,565 AThis patent

From the US filing history. Foreign family members aren’t listed.

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