Flexible display cover, flexible display module, and flexible display apparatus
The present disclosure provides example flexible display cover, module, and apparatus. One example cover covers a flexible display. The flexible display cover includes a glass layer and a hardened layer that are superposed. The hardened layer is located on a side of the glass layer away from the flexible display.
1. A flexible display cover for covering a flexible display, comprising:
A glass layer and a hardened layer that are superposed, wherein the hardened layer is located on a side of the glass layer away from the flexible display, wherein the glass layer comprises one of soda-lime glass, aluminosilicate glass, sodium aluminosilicate glass, lithium aluminosilicate glass, phosphorus aluminosilicate glass, or glass-ceramic glass, wherein a side of the glass layer away from the hardened layer is superposed with an anti-shatter layer, and wherein an adhesive layer is located between the anti-shatter layer and the glass layer.
2. The flexible display cover according to claim 1 , wherein a thickness M 2 of the hardened layer satisfies: 5 μm≤M 2 ≤50 μm.
3. The flexible display cover according to claim 1 , wherein a material of the hardened layer comprises at least one of UV resin, polyurethane resin, acrylic resin, epoxy resin, amino resin, alkyd resin, organic silicone resin, siloxane, silicon dioxide, aluminum oxide, zirconia, graphene, or diamond.
4. The flexible display cover according to claim 1 , wherein hardness of the hardened layer is at least pencil hardness of 2H.
5. The flexible display cover according to claim 1 , wherein the anti-shatter layer comprises a transparent polymer flexible layer or a shear thickening material layer.
6. The flexible display cover according to claim 1 , wherein the anti-shatter layer is the transparent polymer flexible layer, and wherein a thickness M 5 of the transparent polymer flexible layer satisfies: 5 μm≤M 5 ≤100 μm.
7. The flexible display cover according to claim 1 , wherein the anti-shatter layer is the transparent polymer flexible layer, and wherein a material of the transparent polymer flexible layer comprises at least one of or a copolymer of at least two of polyimide, polyethylene terephthalate, polyethylene naphthalate, polycarbonate, polymethyl methacrylate, or cycloolefin.
8. The flexible display cover according to claim 1 , wherein the anti-shatter layer is the shear thickening material layer, and wherein a thickness M 6 of the shear thickening material layer satisfies a formula: 50 μm≤M 6 ≤200 μm.
9. The flexible display cover according to claim 1 , wherein the anti-shatter layer is the shear thickening material layer, and a material of the shear thickening material layer comprises: (1) an elastomer composite material with a matrix of hydroxy-terminated polydimethylsiloxane, polyurethane, and styrene block polymer, or (2) a shear thickening fluid fiber composite material.
10. The flexible display cover according to claim 1 , wherein a flexible protective layer is provided on a peripheral side of the glass layer.
11. The flexible display cover according to claim 10 , wherein a thickness M 3 of the flexible protective layer satisfies: 10 μm≤M 3 ≤200 μm.
12. The flexible display cover according to claim 10 , wherein a material of the flexible protective layer comprises at least one of silica gel, polyurethane elastomer, thermoplastic elastomer, thermoplastic polyester elastomer, thermoplastic dynamic vulcanizate, or ethylene propylene diene monomer.
13. The flexible display cover according to claim 1 , wherein the adhesive layer comprises an optically clear adhesive layer or a photosensitive adhesive layer.
14. The flexible display cover according to claim 1 , wherein a thickness M 4 of the adhesive layer satisfies: 5 μm≤M 4 ≤100 μm.
15. The flexible display cover according to claim 1 , wherein a thickness M 1 of the glass layer satisfies: 50 μm≤M 1 ≤150 μm.
16. A flexible display module, comprising:
a flexible display and a flexible display cover, wherein the flexible display cover is superposed with the flexible display, wherein the flexible display cover covers the flexible display of the flexible display module and comprises a glass layer and a hardened layer that are superposed, and wherein the hardened layer is located on a side of the glass layer away from the flexible display, wherein the glass layer comprises one of soda-lime glass, aluminosilicate glass, sodium aluminosilicate glass, lithium aluminosilicate glass, phosphorus aluminosilicate glass, or glass-ceramic glass, wherein a side of the glass layer away from the hardened layer is superposed with an anti-shatter layer, and wherein an adhesive layer is located between the anti-shatter layer and the glass layer.
17. A flexible display apparatus, comprising:
a housing and a flexible display module disposed on the housing, wherein the flexible display module comprises a flexible display and a flexible display cover, wherein the flexible display cover is superposed with the flexible display, wherein the flexible display cover covers the flexible display of the flexible display module and comprises a glass layer and a hardened layer that are superposed, and wherein the hardened layer is located on a side of the glass layer away from the flexible display, wherein the glass layer comprises one of soda-lime glass, aluminosilicate glass, sodium aluminosilicate glass, lithium aluminosilicate glass, phosphorus aluminosilicate glass, or glass-ceramic glass, wherein a side of the glass layer away from the hardened layer is superposed with an anti-shatter layer, and wherein an adhesive layer is located between the anti-shatter layer and the glass layer.