Patent EP0205734A2 successfully refreshed from Google Patents.
EP0205734A2
Expired / Lapsed
EP
⏱️ 0.0 years remaining
Quinodimethane compositions
Assignee: Celanese Corp
•
Filing: 1986-02-04
•
Granted: —
•
Expires: 2006-02-04
Abstract
Abstract This invention provides a novel class of quinodimethane compounds which can exhibit nonlinear optical response. In one embodiment this invention can provide a high performance nonlinear optical substrate which comprises a transparent organic polymer film containing an array of charge asymmetric molecules such as 13,13-diamino-14,14- dicyanodiphenoquinodimethane:
Inventors
- 👤 Eui Won Choe
- 👤 Alan Buckley
- 👤 Anthony F. Garito
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-10-30 17:41
CPC Classifications
C; C07; C07C; C07C255/00; C08; C08K; C08K5/00; C08K5/16; C08K5/315; G; G02; G02F; G02F1/00; G02F1/35; G02F1/355; G02F1/361; G02F1/3611; C07C2603/00; C07C2603/02; C07C2603/40; C07C2603/42; C07C2603/50
Claims Analysis
Total Claims: 35
Claim 1
Independent Claim
64 words
A quinodimethane composition corresponding to the formula: where R and R 1 are substituents selected from hydrogen and aliphatic, alicyclic and aromatic groups containing between about 1-20 carbon atoms; n is an integer with a value between about 1-3; and at least one of the R substituents is an electron-withdrawing group, and at least one of the R 1 substituents is an electron-donating group.
Claim 2
Dependent Claim
64 words
A quinodimethane composition corresponding to the formula: where R and R 1 are substituents selected from hydrogen and aliphatic, alicyclic and aromatic groups containing between about 1-20 carbon atoms; n is an integer with a value between about 1-3; and at least one of the R substituents is an electron-withdrawing group, and at least one of the R 1 substituents is an electron-donating group.
Claim 3
Dependent Claim
18 words
A quinodimethane composition in accordance with claim 1 wherein at least one R substituent is a cyano group.
Claim 4
Dependent Claim
18 words
A quinodimethane composition in accordance with claim 1 wherein at least one R 1 is an amino group.
Claim 5
Dependent Claim
16 words
A quinodimethane composition in accordance with claim 1 wherein each R substituent is a cyano group.
Claim 6
Dependent Claim
16 words
A quinodimethane composition in accordance with claim 1 wherein each R substituent is a nitro group.
Claim 7
Dependent Claim
16 words
A quinodimethane composition in accordance with claim 1 wherein each R substituent is a trifluoromethyl group.
Claim 8
Dependent Claim
17 words
A quinodimethane composition in accordance with claim 1 wherein each R 1 substituent is an amino group.
Claim 9
Dependent Claim
19 words
A quinodimethane composition in accordance with claim 1 wherein at least one R 1 substituent is a chiral group.
Claim 10
Dependent Claim
18 words
A diphenoquinodimethane composition corresponding to the structure: where R is a substituent selected from hydrogen and alkyl groups.
Claim 11
Dependent Claim
18 words
A diphenoquinodimethane composition corresponding to the structure: where R is a substituent selected from hydrogen and alkyl groups.
Claim 12
Dependent Claim
17 words
A composition in accordance with claim 9 wherein the alkyl substituent contains between about 1-20 carbon atoms.
Claim 13
Dependent Claim
18 words
A diphenoquinodimethane composition corresponding to the structure: where R is a substituent selected from hydrogen and alkyl groups.
Claim 14
Dependent Claim
18 words
A diphenoquinodimethane composition corresponding to the structure: where R is a substituent selected from hydrogen and alkyl groups.
Claim 15
Dependent Claim
17 words
A composition in accordance with claim 11 wherein the alkyl substituent contains between about 1-20 carbon atoms.
Claim 16
Dependent Claim
1 words
13,13-Diamino-14,14-dicyanodiphenoquinodimethane.
Claim 17
Dependent Claim
1 words
13,13-Diamino-14,14-dicyanodiphenoquinodimethane.
Claim 18
Dependent Claim
2 words
13,13-Di(dimethylamino)-14,14-dicyanodiphenoquino- dimethane.
Claim 19
Dependent Claim
2 words
13,13-Di(dimethylamino)-14,14-dicyanodiphenoquino- dimethane.
Claim 20
Dependent Claim
2 words
13,13-Di(diethylamino)-14,14-dicyanodiphenoquinjo- dimethane.
Claim 21
Dependent Claim
2 words
13,13-Di(diethylamino)-14,14-dicyanodiphenoquinjo- dimethane.
Claim 22
Dependent Claim
2 words
13,13-Di(n-hexydecylamino)-14,14-dicyano- diphenoquinodimethane.
Claim 23
Dependent Claim
2 words
13,13-Di(n-hexydecylamino)-14,14-dicyano- diphenoquinodimethane.
Claim 24
Dependent Claim
2 words
13,13-Diamino-14,14-dicyano-4,5,9,10-tetrahydro- pyrenoquinodimethane.
Claim 25
Dependent Claim
2 words
13,13-Diamino-14,14-dicyano-4,5,9,10-tetrahydro- pyrenoquinodimethane.
Claim 26
Dependent Claim
1 words
13,13-Di(dimethylamino)-14,14-dicyano-4,5,9,10-tetrahydropyrenoquinodimethane.
Claim 27
Dependent Claim
1 words
13,13-Di(dimethylamino)-14,14-dicyano-4,5,9,10-tetrahydropyrenoquinodimethane.
Claim 28
Dependent Claim
3 words
13,13- D i(diethylamino)-14,14-dicyano-4,5,9,10-tetrahydropyrenoquinodimethane.
Claim 29
Dependent Claim
3 words
13,13- D i(diethylamino)-14,14-dicyano-4,5,9,10-tetrahydropyrenoquinodimethane.
Claim 30
Dependent Claim
1 words
.13,13-Di(n-hexadecylamino)-14,14-dicyano-4,5,9,10-tetrahydropyrenoquinodimethane.
Claim 31
Dependent Claim
1 words
.13,13-Di(n-hexadecylamino)-14,14-dicyano-4,5,9,10-tetrahydropyrenoquinodimethane.
Claim 32
Dependent Claim
2 words
13,13-Ethylenediamino-14,14-dicyanodiphenoquino- dimethane.
Claim 33
Dependent Claim
2 words
13,13-Ethylenediamino-14,14-dicyanodiphenoquino- dimethane.
Claim 34
Dependent Claim
1 words
13,13-Ethylenediamino-14,14-dicyano-4,5,9,10-tetrahydropyrenoquinodimethane.
Claim 35
Dependent Claim
1 words
13,13-Ethylenediamino-14,14-dicyano-4,5,9,10-tetrahydropyrenoquinodimethane.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.