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EP0304051A2
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Nonlinear optically responsive inorganic-organic composite compositions
Assignee: CNA Holdings LLC
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Filing: 1988-08-18
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Granted: —
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Expires: 2008-08-18
Abstract
Abstract This invention provides a nonlinear optical medium which is a composite of a microporous inorganic oxide glass which contains an incorporated solution of a solvent and an organic component which exhibits nonlinear optical response. In one embodiment the solution incorporated in the microporous glass monolith is composed of dioxane and 4-N,N-dimethylamino-4′-nitrostilbene.
Inventors
- 👤 Gunilla E. Gillberg-Laforce
- 👤 Thomas M. Leslie
- 👤 Tessie M. Che
- 👤 Marie Borzo
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-06 12:31
CPC Classifications
C; C03; C03C; C03C14/00; C03C14/008; G; G02; G02F; G02F1/00; G02F1/35; G02F1/355; G02F1/3555; C03C2214/00; C03C2214/12; C03C2214/30; Y; Y10; Y10T; Y10T428/00; Y10T428/23; Y10T428/232; Y10T428/249921; Y10T428/249953; Y10T428/249954; Y10T428/249961; Y10T428/249975; Y10T428/249976; Y10T428/249977; Y10T428/249978; Y10T428/249979
Claims Analysis
Total Claims: 48
Claim 1
Independent Claim
44 words
An optical medium consisting of a composite composition of an inorganic oxide glass monolith with a microporous structure containing an incorporated solution comprising a solvent component and an organic component which exhibits nonlinear optical response, and wherein the glass monolith has sealed outer surfaces.
Claim 2
Dependent Claim
44 words
An optical medium consisting of a composite composition of an inorganic oxide glass monolith with a microporous structure containing an incorporated solution comprising a solvent component and an organic component which exhibits nonlinear optical response, and wherein the glass monolith has sealed outer surfaces.
Claim 3
Dependent Claim
18 words
A composite composition in accordance with claim 1 wherein the inorganic oxide comprises silica, alumina, titania or zirconia.
Claim 4
Dependent Claim
24 words
A composite composition in accordance with claim 1 wherein the inorganic oxide comprises a mixture of silica and at least one additional inorganic oxide.
Claim 5
Dependent Claim
24 words
A composite composition in accordance with claim 1 wherein the glass monolith microporous structure has pore diameters in the range between about 15-2000 angstroms.
Claim 6
Dependent Claim
26 words
A composite composition in accordance with claim 1 wherein between about 5-95 percent of the glass monolith microporous structure volume is filled with the incorporated solution.
Claim 7
Dependent Claim
26 words
A composite composition in accordance with claim 1 wherein the organic component exhibiting nonlinear optical response comprises between about 10-80 weight percent of the incorporated solution.
Claim 8
Dependent Claim
31 words
An optical medium in accordance with claim 1 wherein the incorporated solution is concentrated in a zone of the microporous structure which is adjacent to a surface of the glass monolith.
Claim 9
Dependent Claim
25 words
An optical medium in accordance with claim 1 wherein the incorporated solution content has a gradient distribution in the microporous structure of the glass monolith
Claim 10
Dependent Claim
18 words
An optical medium in accordance with claim 1 which has a thickness dimension less than about 5 millimeters.
Claim 11
Dependent Claim
18 words
An optical medium in accordance with claim 1 wherein the outer surfaces are sealed with an inorganic sealant
Claim 12
Dependent Claim
18 words
An optical medium in accordance with claim 1 wherein the outer surfaces are sealed with an organic sealant.
Claim 13
Dependent Claim
26 words
An optical medium in accordance with claim 1 wherein the organic component exhibiting nonlinear optical response is characterized by an external field-induced orientation of aligned molecules.
Claim 14
Dependent Claim
36 words
An optical medium in accordance with claim 1 wherein the optical medium exhibits a second order nonlinear optical susceptibility χ (2) of at least about 1 x 10⁻⁶ esu as measured at 1.91 µm excitation wavelength.
Claim 15
Dependent Claim
36 words
An optical medium in accordance with claim 1 wherein the optical medium exhibits a third order nonlinear optical susceptibility χ (3) of at least about 1 x 10⁻⁹ esu as measured at 1.91 µm excitation wavelength.
Claim 16
Dependent Claim
54 words
A nonlinear optical medium consisting of a composite composition of a homogeneous inorganic glass monolith with a microporous structure containing an incorporated solution which comprises a solvent component and an organic component having a molecular weight less than about 1000 and exhibiting nonlinear optical response, and wherein the glass monolith has sealed outer surfaces.
Claim 17
Dependent Claim
54 words
A nonlinear optical medium consisting of a composite composition of a homogeneous inorganic glass monolith with a microporous structure containing an incorporated solution which comprises a solvent component and an organic component having a molecular weight less than about 1000 and exhibiting nonlinear optical response, and wherein the glass monolith has sealed outer surfaces.
Claim 18
Dependent Claim
27 words
A nonlinear optical medium in accordance with claim 15 wherein the organic component which exhibits nonlinear optical response comprises a compound selected from 4-nitroaniline; 2-methyl-4-nitroaniline, and 4-N,N-dimethylamino-4′-nitrostilbene.
Claim 19
Dependent Claim
17 words
A nonlinear optical medium in accordance with claim 15 wherein the solvent component is an aromatic solvent.
Claim 20
Dependent Claim
17 words
A nonlinear optical medium in accordance with claim 15 wherein the solvent component is an ether solvent.
Claim 21
Dependent Claim
102 words
A nonlinear optical medium consisting of a composite composition of a homogeneous inorganic oxide glass monolith with a microporous structure containing an incorporated solution which comprises an organic solvent component and a quinodimethane component corresponding to the formula: where R and R¹ 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 0-2; and at least one of the R substituents is an electron-donating group, and at least one of the R¹ substituents is an electron-withdrawing group; and wherein the glass monolith has sealed outer surfaces.
Claim 22
Dependent Claim
102 words
A nonlinear optical medium consisting of a composite composition of a homogeneous inorganic oxide glass monolith with a microporous structure containing an incorporated solution which comprises an organic solvent component and a quinodimethane component corresponding to the formula: where R and R¹ 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 0-2; and at least one of the R substituents is an electron-donating group, and at least one of the R¹ substituents is an electron-withdrawing group; and wherein the glass monolith has sealed outer surfaces.
Claim 23
Dependent Claim
23 words
A nonlinear optical medium in accordance with claim 19 wherein the quinodimethane component is selected from 13, 13-diamino-14,14-dicyanodiphenoquinodimethane; 13,13-di(dimethylamino)-14,14-dicyanodiphenoquinodimethane; 13,13-di(diethylamino)-14,14-dicyanodiphenoquinodimethane; 13,13-di(n-hexadecylamino)-14,14-dicyanodiphenoquinodimethane; and 13,13-ethylenediamino-14,14-dicyanodiphenoquinodimethane.
Claim 24
Dependent Claim
92 words
A nonlinear optical medium consisting of a composite composition of a homogeneous inorganic oxide glass monolith with a microporous structure containing an incorporated solution which comprises an organic solvent component and a quinodimethane component corresponding to the formula: where R and R¹ are substituents selected from hydrogen and aliphatic, alicyclic and aromatic groups containing between about 1-20 carbon atoms; and at least one of the R substituents is an electron-donating group, and at least one of the R¹ substituents is an electron-withdrawing group; and wherein the glass monolith has sealed outer surfaces.
Claim 25
Dependent Claim
92 words
A nonlinear optical medium consisting of a composite composition of a homogeneous inorganic oxide glass monolith with a microporous structure containing an incorporated solution which comprises an organic solvent component and a quinodimethane component corresponding to the formula: where R and R¹ are substituents selected from hydrogen and aliphatic, alicyclic and aromatic groups containing between about 1-20 carbon atoms; and at least one of the R substituents is an electron-donating group, and at least one of the R¹ substituents is an electron-withdrawing group; and wherein the glass monolith has sealed outer surfaces.
Claim 26
Dependent Claim
23 words
A nonlinear optical medium in accordance with claim 21 wherein the quinodimethane component is selected from 13,13-ethylenediamino-14,14-dicyano-4,5,9,10-tetrahydropyrenoquinodimethane; 13,13-diamino-14,14-dicyano-4,5,9,10-tetrahydropyrenoquinodimethane; 13,13-di(dimethylamino)-14,14-dicyano 4,5,9,10-tetrahydropyrenoquinodimethane; 13,13-di(diethylamino)-14,14-dicyano-4,5,9,10-tetrahydropyrenoquinodimethyne; and 13,13-di(n-hexadecylamino)-14,14-dicyano-4,5,9,10-tetrahydropyrenoquinodimethane.
Claim 27
Dependent Claim
91 words
A nonlinear optical medium consisting of a composite composition of a homogeneous inorganic oxide glass monolith with a microporous structure containing an incorporated solution which comprises an organic solvent component and a quinodimethane component corresponding to the formula; where R and R¹ are substituents selected from hydrogen and aliphatic, alicyclic and aromatic groups containing between about 1-20 carbon atoms, and at least one of the R substituents is an electron-donating group,and at least one of the R¹ substituents is an electron-withdrawing group, and wherein the glass monolith has sealed outer surfaces.
Claim 28
Dependent Claim
91 words
A nonlinear optical medium consisting of a composite composition of a homogeneous inorganic oxide glass monolith with a microporous structure containing an incorporated solution which comprises an organic solvent component and a quinodimethane component corresponding to the formula; where R and R¹ are substituents selected from hydrogen and aliphatic, alicyclic and aromatic groups containing between about 1-20 carbon atoms, and at least one of the R substituents is an electron-donating group,and at least one of the R¹ substituents is an electron-withdrawing group, and wherein the glass monolith has sealed outer surfaces.
Claim 29
Dependent Claim
21 words
A nonlinear optical medium in accordance with claim 23 wherein in the quinodimethane component is selected from 11,11-diamino-12,12--dicyano-2,6-naphthoquinodimethane; 1,1-di(dimethylamino)-12,12-dicyano-2,6-naphthoquinodimethane, and 1,1-di(n-hexadecylamino)-12,12-dicyano-2,6-naphthoquinodimethane.
Claim 30
Dependent Claim
46 words
A nonlinear optical medium consisting of a composite composition of a homogeneous inorganic glass monolit with a microporous structure containing an incorporated solution comprising an organic solvent component and a thermoplastic polymer component exhibiting nonlinear optical response, and wherein the glass monolith has sealed outer surfaces.
Claim 31
Dependent Claim
46 words
A nonlinear optical medium consisting of a composite composition of a homogeneous inorganic glass monolit with a microporous structure containing an incorporated solution comprising an organic solvent component and a thermoplastic polymer component exhibiting nonlinear optical response, and wherein the glass monolith has sealed outer surfaces.
Claim 32
Dependent Claim
24 words
A nonlinear optical medium in accordance with claim 25 wherein the optical medium is characterized by an external field-induced orientation of aligned polymer molecules
Claim 33
Dependent Claim
20 words
A nonlinear optical medium in accordance with claim 25 wherein the organic component comprises a side chain liquid crystalline polymer.
Claim 34
Dependent Claim
113 words
A nonlinear optical medium consisting of a composite composition of a homogeneous inorganic glass with a microporous structure containing an incorporated solution comprising an organic solvent component and a thermoplastic polymer component which is characterized by a recurring monomeric unit corresponding to the formula where P is a polymer main chain unit; m is an integer of at least 3; S′ is a flexible spacer group having a linear chain length of between about 1 - 25 atoms; X is -NR-, -O- or -S-; R is hydrogen or a C₁-C₄ alkyl group; Y is and Z is an electron-donating group or an electron-withdrawing group; and wherein the glass monolith has sealed outer surfaces
Claim 35
Dependent Claim
113 words
A nonlinear optical medium consisting of a composite composition of a homogeneous inorganic glass with a microporous structure containing an incorporated solution comprising an organic solvent component and a thermoplastic polymer component which is characterized by a recurring monomeric unit corresponding to the formula where P is a polymer main chain unit; m is an integer of at least 3; S′ is a flexible spacer group having a linear chain length of between about 1 - 25 atoms; X is -NR-, -O- or -S-; R is hydrogen or a C₁-C₄ alkyl group; Y is and Z is an electron-donating group or an electron-withdrawing group; and wherein the glass monolith has sealed outer surfaces
Claim 36
Dependent Claim
34 words
A nonlinear optical medium in accordance with claim 28 wherein the main chain of the polymer component is a structure selected from a polyvinyl structure; polysiloxane structure; polyoxyalkylene structure; polyamide structure; and polyester structure.
Claim 37
Dependent Claim
88 words
A nonlinear optical medium consisting of a composite composition of a homogeneous inorganic glass monolit with a microporous structure containing an incorporated solution comprising an organic solvent component and a thermoplastic polymer component which is characterized by a recurring monomeric unit corresponding to the formula: where m¹ is an integer of at least 5; n is an integer between about 2-20; X¹ is -NR¹, -O- or -S-; R¹ is hydrogen or methyl; and Z¹ is -NO₂, -CN or -CF₃; and wherein the glass monolith has sealed outer surfaces.
Claim 38
Dependent Claim
88 words
A nonlinear optical medium consisting of a composite composition of a homogeneous inorganic glass monolit with a microporous structure containing an incorporated solution comprising an organic solvent component and a thermoplastic polymer component which is characterized by a recurring monomeric unit corresponding to the formula: where m¹ is an integer of at least 5; n is an integer between about 2-20; X¹ is -NR¹, -O- or -S-; R¹ is hydrogen or methyl; and Z¹ is -NO₂, -CN or -CF₃; and wherein the glass monolith has sealed outer surfaces.
Claim 39
Dependent Claim
57 words
A transparent optical medium which is coated on a transparent or reflective substrate, wherein the optical medium is a composite composition consisting of an inorganic oxide glass monolith with a microporous structure containing an incorporated solution comprising a solvent component and an organic component which exhibits nonlinear optical response, and wherein the monolith has sealed outer surfaces.
Claim 40
Dependent Claim
57 words
A transparent optical medium which is coated on a transparent or reflective substrate, wherein the optical medium is a composite composition consisting of an inorganic oxide glass monolith with a microporous structure containing an incorporated solution comprising a solvent component and an organic component which exhibits nonlinear optical response, and wherein the monolith has sealed outer surfaces.
Claim 41
Dependent Claim
70 words
A transparent optical medium which is in the form of a thin sheet having a thickness less than about 2 millimeters and which has each side surface seal-coated with a transparent electrically conductive film, wherein the optical medium is a composite composition consisting of an inorganic oxide glass monolith with a microporous structure containing an incorporated solution comprising a solvent component and an organic component which exhibits nonlinear optical response.
Claim 42
Dependent Claim
70 words
A transparent optical medium which is in the form of a thin sheet having a thickness less than about 2 millimeters and which has each side surface seal-coated with a transparent electrically conductive film, wherein the optical medium is a composite composition consisting of an inorganic oxide glass monolith with a microporous structure containing an incorporated solution comprising a solvent component and an organic component which exhibits nonlinear optical response.
Claim 43
Dependent Claim
54 words
An optical light switch or light modulator device with an optical medium element comprising a composite composition consisting of an inorganic oxide glass monolith with a microporous structure containing an incorporated solution comprising a solvent component and an organic component which exhibits nonlinear optical response, and wherein the glass monolith has sealed outer surfaces.
Claim 44
Dependent Claim
54 words
An optical light switch or light modulator device with an optical medium element comprising a composite composition consisting of an inorganic oxide glass monolith with a microporous structure containing an incorporated solution comprising a solvent component and an organic component which exhibits nonlinear optical response, and wherein the glass monolith has sealed outer surfaces.
Claim 45
Dependent Claim
32 words
An optical light switch or light modulator device in accordance with claim 33 wherein the organic component which exhibits nonlinear optical response is characterized by an external field-induced orientation of aligned molecules.
Claim 46
Dependent Claim
22 words
An optical light switch or light modulator device in accordance with claim 33 wherein the organic solvent component exhibits nonlinear optical response.
Claim 47
Dependent Claim
56 words
A process for switching or modulating light transmission which comprises introducing an incident fundamental light frequency into a transparent optical medium which is comprised of a composite composition consisting of an inorganic oxide glass monolith with a microporous structure containing an incorporated solution comprising a solvent component and an organic component which exhibits nonlinear optical response.
Claim 48
Dependent Claim
56 words
A process for switching or modulating light transmission which comprises introducing an incident fundamental light frequency into a transparent optical medium which is comprised of a composite composition consisting of an inorganic oxide glass monolith with a microporous structure containing an incorporated solution comprising a solvent component and an organic component which exhibits nonlinear optical response.
References Cited (Backward Citations)
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