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US 12,019,352 B2Granted
Composition, electro-optic material, and method for preparing electro-optic material
AssigneeSamsung Electronics Co., Ltd.
InventorsMin Sang Kim, Yoon Seok Ko, Boreum Jeong, Sang Soo Jee
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Abstract
A composition for preparing a nonlinear optic material including an organic chromophore that is polarized by an electric field, a precursor that can form an inorganic material polymer by a sol-gel reaction, and a compatibilizer that can bind to both the organic chromophore and the inorganic material polymer, wherein the organic chromophore includes a functional group at a terminal end that can bind to both the inorganic material polymer and the compatibilizer, a nonlinear optic material prepared from the composition, a method of preparing the nonlinear optic material, and an electro-optic device including the nonlinear optic material are disclosed.
Claims17
A composition for preparing a nonlinear optic material, comprising
- an organic chromophore compound that is polarized by an electric field,
- a precursor that can form an inorganic material polymer by a sol-gel reaction, and
- a compatibilizer polymer that can bind to both the organic chromophore and the inorganic material polymer,
- wherein the organic chromophore compound comprises a functional group at a terminal end that can bind to both the inorganic material polymer and the compatibilizer polymer,
- wherein the functional group at the terminal end of the organic chromophore compound is represented by Chemical Formula 3′:
- *′-(L1)-(CH2)k-M′-(ORd)3 Chemical Formula 3′
- wherein, *′ represents a linking point with the terminal end of the organic chromophore compound, and
- wherein the compatibilizer polymer comprises a structural unit with a sidechain represented by Chemical Formula 3:
- *-(L1)-(CH2)k-M′-(ORd)3 Chemical Formula 3
- wherein, in each of Chemical Formula 3 and Chemical Formula 3′,
- L1 is independently a single bond, —(C═O)O—, —O—, —S—, —SO2—, —NRe—, —(C═O)NRg—, —O(C═O)NRh—, wherein Re, Rg, and Rh are independently hydrogen, a substituted or unsubstituted C1 to C30 alkyl group, a substituted or unsubstituted C3 to C30 cycloalkyl group, or a substituted or unsubstituted C6 to C30 aryl group, or a combination thereof,
- M′ is independently Si, Ti, Al, Elf, Sn, Zr, Ga, or Ge,
- Rd is independently hydrogen, a substituted or unsubstituted C1 to C30 alkyl group, a substituted or unsubstituted C2 to C30 alkenyl group, or a substituted or unsubstituted C2 to C30 alkynyl group, having at least one double bond or triple bond, respectively, a substituted or unsubstituted C3 to C30 cycloalkyl group, or a substituted or unsubstituted C6 to C30 aryl group,
- k is an integer of 0 to 30, and
- * represents a linking point with the side chain of the compatibilizer polymer, and
- wherein the precursor of the inorganic material polymer and the compatibilizer polymer in the composition are present in a mole ratio of about 8:2 to 4:6.
13 more elements
A method of preparing a nonlinear optic material, comprising
- preparing a composition comprising (i) an organic chromophore compound comprising a functional group represented by Chemical Formula 3′ at a terminal end, and which can be polarized by an electric field, (ii) a precursor that forms an inorganic material polymer by a sol-gel reaction, and (iii) a compatibilizer polymer comprising a functional group represented by Chemical Formula 3 in the side chain:
- Chemical Formula 3 and Chemical Formula 3′ are independently represented by
- *-(L1)-(CH2)k-M′-(ORd)3
- wherein,
- L1 is a single bond, —(C═O)O—, —O—, —S—, —SO2—, —NRe—, —(C═O)NRg—, —O(C═O)NRh— (wherein Re, Rg, and Rh are independently hydrogen, a substituted or unsubstituted C1 to C30 alkyl group, a substituted or unsubstituted C3 to C30 cycloalkyl group, or a substituted or unsubstituted C6 to C30 aryl group), or a combination thereof,
- M′ is Si, Ti, Al, Hf, Sn, Zr, Ga, or Ge,
- Rd is hydrogen, a substituted or unsubstituted C1 to C30 alkyl group, a substituted or unsubstituted C2 to C30 alkenyl group, or a substituted or unsubstituted C2 to C30 alkynyl group, having at least one double bond or triple bond, respectively, a substituted or unsubstituted C3 to C30 cycloalkyl group, or a substituted or unsubstituted C6 to C30 aryl group,
- k is an integer of 0 to 30, and
- * represents a linking point with the terminal end of the organic chromophore compound, or the side chain of the compatibilizer polymer;
- wherein the precursor of the inorganic material polymer and the compatibilizer polymer in the composition are present in a mole ratio of about 8:2 to 4:6;
- applying the composition to a substrate to form a coating;
- and
- heating the coating such that the precursor of the inorganic material polymer forms a polymer by a sol-gel reaction.
10 more elements
Dependencies are inferred from the claim text.