ASYMMETRIC CHEMICAL STRENGTHENING
    24.
    发明公开

    公开(公告)号:US20240327277A1

    公开(公告)日:2024-10-03

    申请号:US18740413

    申请日:2024-06-11

    Applicant: Apple Inc.

    CPC classification number: C03C21/002

    Abstract: Asymmetrically strengthened glass articles, methods for producing the same, and use of the articles in portable electronic device is disclosed. The asymmetrically strengthened glass articles include glass articles having a deeper compressive stress layer in a thicker portion of the glass article. Using a budgeted amount of compressive stress and tensile stress, asymmetric chemical strengthening is optimized for the utility of a glass article. In some aspects, the strengthened glass article can be designed for reduced damage, or damage propagation, when dropped.

    Asymmetric chemical strengthening
    25.
    发明授权

    公开(公告)号:US12012356B2

    公开(公告)日:2024-06-18

    申请号:US18102625

    申请日:2023-01-27

    Applicant: Apple Inc.

    CPC classification number: C03C21/002

    Abstract: Asymmetrically strengthened glass articles, methods for producing the same, and use of the articles in portable electronic device is disclosed. The asymmetrically strengthened glass articles include glass articles having a deeper compressive stress layer in a thicker portion of the glass article. Using a budgeted amount of compressive stress and tensile stress, asymmetric chemical strengthening is optimized for the utility of a glass article. In some aspects, the strengthened glass article can be designed for reduced damage, or damage propagation, when dropped.

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