LAMINATING SAPPHIRE AND GLASS USING INTERMOLECULAR FORCE ADHESION
First Claim
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1. An electronic device, comprising:
- a housing;
a display coupled to the housing; and
a protective cover coupled to the housing and covering the display, the protective cover comprising;
a transparent layer having a first surface facing the display and a second surface opposite the first surface; and
a sapphire layer having a third surface corresponding to an exterior surface of the electronic device, and having a fourth surface opposite the third surface and bonded to the second surface of the transparent layer via intermolecular forces.
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Abstract
An electronic device comprises a housing, a display coupled to the housing, and a protective cover coupled to the housing and covering the display. The protective cover comprises a transparent layer having a first surface facing the display and a second surface opposite the first surface. The protective cover also comprises a sapphire layer having a third surface corresponding to an exterior surface of the electronic device. The sapphire layer also has a fourth surface opposite the third surface and bonded to the second surface of the transparent layer via intermolecular forces.
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Citations
20 Claims
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1. An electronic device, comprising:
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a housing; a display coupled to the housing; and a protective cover coupled to the housing and covering the display, the protective cover comprising; a transparent layer having a first surface facing the display and a second surface opposite the first surface; and a sapphire layer having a third surface corresponding to an exterior surface of the electronic device, and having a fourth surface opposite the third surface and bonded to the second surface of the transparent layer via intermolecular forces. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A method of forming a laminated sheet, comprising:
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preparing a sapphire sheet and a base sheet; and bonding a surface of the sapphire sheet to a surface of the base sheet without using an adhesive. - View Dependent Claims (8, 9, 10, 11, 12, 13, 14)
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15. A laminate configured to define an exterior surface of an electronic device, comprising:
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a glass sheet defining a first bonding surface and a first outer surface of the laminate; and a sapphire sheet defining a second bonding surface and a second outer surface of the laminate; wherein the first bonding surface is bonded to the second bonding surface via van der Waals forces. - View Dependent Claims (16, 17, 18, 19, 20)
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Specification