METHODS FOR UNIFORM ADHESIVE BONDLINE CONTROL FOR 3D COLD FORMED CURVED LAMINATE

    公开(公告)号:US20250001749A1

    公开(公告)日:2025-01-02

    申请号:US18883509

    申请日:2024-09-12

    Abstract: Embodiments of this disclosure pertains to methods for controlling adhesive bondline while cold-bending a glass substrate. The method includes forming a frame to define a viewing area at least partially surrounded by the frame; shaping the frame to include at least one curvature; positioning a spacer proximate the frame, the spacer comprising: a border area; and a protrusion extending from the border area; engaging the border area of the spacer with the frame to insert the protrusion through the viewing area, wherein the protrusion extends beyond the frame a first distance; positioning an adhesive between the frame and the glass substrate alongside the protrusion to control the bondline; engaging a glass substrate with the adhesive and the protrusion to cold form the glass substrate to the shape of the frame; and securing the glass substrate to the spacer to hold the frame against the adhesive to maintain the bondline.

    METHODS FOR UNIFORM ADHESIVE BONDLINE CONTROL FOR 3D COLD FORMED CURVED LAMINATE

    公开(公告)号:US20210370659A1

    公开(公告)日:2021-12-02

    申请号:US17290938

    申请日:2019-10-22

    Abstract: Embodiments of this disclosure pertains to methods for controlling adhesive bondline while cold-bending a glass substrate. The method includes forming a frame to define a viewing area at least partially surrounded by the frame; shaping the frame to include at least one curvature; positioning a spacer proximate the frame, the spacer comprising: a border area; and a protrusion extending from the border area; engaging the border area of the spacer with the frame to insert the protrusion through the viewing area, wherein the protrusion extends beyond the frame a first distance; positioning an adhesive between the frame and the glass substrate alongside the protrusion to control the bondline; engaging a glass substrate with the adhesive and the protrusion to cold form the glass substrate to the shape of the frame; and securing the glass substrate to the spacer to hold the frame against the adhesive to maintain the bondline.

    ION EXCHANGE PROCESS FOR ULTRA-THIN GLASS

    公开(公告)号:US20220289623A1

    公开(公告)日:2022-09-15

    申请号:US17637648

    申请日:2020-08-12

    Abstract: A method of chemically strengthening a glass-based article via ion exchange, wherein the glass-based article has a thickness of less than about 300 mm. The glass-based article may be chemically strengthened by ion exchanged to achieve a depth of compression DOC ranging from about 5 mm to about 60 mm and a peak compressive stress in a range from about 300 MPa to about 2000 MPa. The high peak compressive stress provides the ability to withstand the stresses associated with bending and to resist damage caused by impact. Additionally, the glass-based article retains net compression to contain surface flaws when the glass is subjected to bending around a tight radius in use, for example, as cover glass in flexible and foldable displays.

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