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US 12,226,987 B2Granted
Bonding film, and light-transmitting laminate including same
AssigneeSK microworks Co., Ltd.
InventorsHyejin Kim, Kyuhun Kim, Sungjin Chung, Jaechul Han
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Abstract
Embodiment relates to film for bonding, and a light-transmitting laminate including the same and the like, a film for bonding comprising an embossed surface, wherein the embossed surface has an A2/A1 value of 1 or less are disclosed. A film for bonding have improved in deairing stability during formation of a light transmitting laminate, an edge sealing characteristic, and the like by controlling characteristics of a embossed surface.
Claims12
A film for bonding comprising:
- an embossed surface,
- wherein the embossed surface has an A2/A1 value of 1 or less, and
- a thickness increasing area,
- wherein the thickness increasing area has both ends which are one end and the other end, and
- a thickness of the one end is different from a thickness of the other end, and
- wherein the A1 value is 0.5 or more.
3 more elements
A light-transmitting laminate comprising:
- a first light transmitting layer;
- a film for bonding disposed on one surface of the first light transmitting layer;
- and
- a second light transmitting layer disposed on the film for bonding,
- wherein the film for bonding has an embossed surface,
- wherein the embossed surface has an A2/A1 value of 1 or less,
- wherein the film for bonding comprises a thickness increasing area,
- wherein the thickness increasing area has both ends which are one end and the other end, and
- a thickness of the one end is different from a thickness of the other end, and
- wherein total number of bubbles counted at the light-transmitting laminates with a length of 300 mm and a width of 300 mm 3 times is 5 or less.
7 more elements
Dependencies are inferred from the claim text.