Glass article
US11299420B2 · kind B2 · utility
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15Claims
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Key dates
| Filing date | Mar 22, 2019 |
| Grant date | Apr 12, 2022 |
| Priority date | — |
| Expiry date | Nov 2, 2040 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24355
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A glass article including a first main surface, a second main surface, and an end face, in which: the glass article includes an antiglare layer on the first main surface side; the antiglare layer has a glass transition point Tg of equal to or less than a glass transition point Tg0 of the glass article at a center portion in a cross section along a thickness direction; and the first main surface has a protrusion diameter y (μm) that satisfies the relation (1) with respect to a 60° specular gloss (gloss value) x (%) of the first main surface, y>−0.0245x+3.65 (1).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.