Back to results
US 12,510,792 B2Granted
Liquid crystal element and liquid crystal element manufacturing method
AssigneeJapan Display Inc.
InventorKoichi Igeta
Life of this patent
Estimating the term…
Abstract
According to one embodiment, a liquid crystal element manufacturing method includes forming an alignment layer on a support body, forming a cholesteric liquid crystal layer on the alignment layer, forming an adhesive layer on the cholesteric liquid crystal layer, adhering a substrate having stretchability by the adhesive layer, and peeling the cholesteric liquid crystal layer from the alignment layer.
Claims12
A liquid crystal element manufacturing method comprising:
- forming an alignment layer on a support body;
- forming a cholesteric liquid crystal layer on the alignment layer;
- forming an adhesive layer on the cholesteric liquid crystal layer;
- adhering a substrate having stretchability by the adhesive layer;
- and
- peeling the cholesteric liquid crystal layer from the alignment layer, wherein
- the forming the alignment layer includes:
- emitting circularly polarized ultraviolet rays to a polyimide film formed on the support body such that alignment directions of liquid crystal molecules close to the alignment layer change continuously.
5 more elements
A liquid crystal element manufacturing method comprising:
- forming an alignment layer on a support body;
- forming a cholesteric liquid crystal layer on the alignment layer;
- forming an adhesive layer on the cholesteric liquid crystal layer;
- adhering a substrate having stretchability by the adhesive layer;
- and
- peeling the cholesteric liquid crystal layer from the alignment layer, wherein
- the forming the alignment layer includes:
- applying a photocurable resin onto the support body, stacking a mold having uneven parts on the photocurable resin, and emitting ultraviolet rays while applying pressure.
5 more elements
A liquid crystal element comprising:
- a substrate having stretchability;
- an adhesive layer arranged on the substrate;
- a first cholesteric liquid crystal layer containing a plasticizer and a photoinitiator, being adhered to the adhesive layer, and having stretchability;
- and
- a light emitting element and a light receiving element arranged between the substrate and the first cholesteric liquid crystal layer.
2 more elements
A liquid crystal element comprising:
- a substrate having stretchability;
- an adhesive layer arranged on the substrate;
- a first cholesteric liquid crystal layer containing a plasticizer, being adhered to the adhesive layer, and having stretchability;
- and
- a second cholesteric liquid crystal layer arranged on the first cholesteric liquid crystal layer, wherein
- cholesteric liquid crystals which are included in the first cholesteric liquid crystal layer and the second cholesteric liquid crystal layer, respectively, swirl in directions opposite to each other and have an equal helical pitch.
3 more elements
A liquid crystal element comprising:
- a substrate having stretchability;
- an adhesive layer arranged on the substrate;
- a first cholesteric liquid crystal layer containing a plasticizer, being adhered to the adhesive layer, and having stretchability;
- and
- a light emitting element and a light receiving element arranged between the substrate and the first cholesteric liquid crystal layer.
2 more elements
Dependencies are inferred from the claim text.