Transmissive or reflective liquid crystal display and novel process for its manufacture
First Claim
Patent Images
1. A liquid crystal display comprising microcups as display cells which are:
- a) formed from a microcup composition comprising a thermoplastic, a thermoset or a precursor thereof and a first liquid crystal composition;
b) filled with a second liquid crystal composition; and
c) sealed with a sealing layer formed from a sealing composition having a specific gravity lower than that of the second liquid crystal composition.
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Abstract
This invention relates to a liquid crystal display with improved contrast ratio, switching performance, reflectivity at the Dmin state and structural integrity, and methods for its manufacture.
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Citations
20 Claims
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1. A liquid crystal display comprising microcups as display cells which are:
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a) formed from a microcup composition comprising a thermoplastic, a thermoset or a precursor thereof and a first liquid crystal composition; b) filled with a second liquid crystal composition; and c) sealed with a sealing layer formed from a sealing composition having a specific gravity lower than that of the second liquid crystal composition. - View Dependent Claims (2, 3, 4)
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5. A liquid crystal display comprising microcups as display cells which are:
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a) formed from a microcup composition comprising a thermoplastic, a thermoset or a precursor thereof and a speed enhancing comonomer or oligomer; b) filled with a liquid crystal composition; and c) sealed with a sealing layer formed from a sealing composition having a specific gravity lower than that of the liquid crystal composition. - View Dependent Claims (6, 7, 8, 9)
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10. A liquid crystal display comprising two or more layers of microcups wherein said microcups are:
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a) formed from a microcup composition comprising a thermoplastic, a thermoset or a precursor thereof and a first liquid crystal composition; b) filled with a second liquid crystal composition; and c) sealed with a sealing layer formed from a sealing composition having a specific gravity lower than that of the second liquid crystal composition. - View Dependent Claims (11, 12, 13)
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14. A liquid crystal display comprising two or more layers of microcups, wherein said microcups are formed from a microcup composition comprising a thermoplastic, a thermoset or a precursor thereof and a first liquid crystal composition;
- wherein said two or more layers of microcups are arranged in a staggered manner, wherein said microcups are filled with a second liquid crystal composition and sealed with a sealing layer formed from a sealing composition having a specific gravity lower than that of the second liquid crystal composition.
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15. A liquid crystal display comprising two or more layers of microcups wherein said microcups are:
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a) formed from a microcup composition comprising a thermoplastic, a thermoset or a precursor thereof and a speed enhancing comonomer or oligomer; b) filled with a liquid crystal composition; and c) sealed with a sealing layer formed from a sealing composition having a specific gravity lower than that of the liquid crystal composition. - View Dependent Claims (16, 17, 18, 19)
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20. A liquid crystal display comprising two or more layers of microcups, wherein said microcups are formed from a microcup composition comprising a thermoplastic, a thermoset or a precursor thereof and a speed enhancing comonomer or oligomer;
- wherein said two or more layers of microcups are arranged in a staggered manner;
wherein said microcups are filled with a liquid crystal composition and sealed with a sealing layer formed from a sealing composition having a specific gravity lower than that of the liquid crystal composition.
- wherein said two or more layers of microcups are arranged in a staggered manner;
Specification