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US 2017/0321471 A1Published application
Glass panel unit
AssigneePanasonic Intellectual Property Management Co., Ltd.
InventorsHiroyuki ABE, Eiichi URIU, Tasuku ISHIBASHI
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Abstract
The glass panel unit includes a first glass panel, a second glass panel, a seal, an evacuated space, and a spacer. The second glass panel is placed opposite the first glass panel. The seal with a frame shape hermetically bonds the first glass panel and the second glass panel to each other. The evacuated space is enclosed by the first glass panel, the second glass panel, and the seal. The spacer is placed between the first glass panel and the second glass panel. The spacer contains polyimide represented by chemical formula (1):
Claims11
A glass panel unit comprising:
- a first glass panel;
- a second glass panel placed opposite the first glass panel;
- a seal with a frame shape hermetically bonding the first glass panel and the second glass panel to each other;
- an evacuated space enclosed by the first glass panel, the second glass panel, and the seal;
- and
- at least one spacer placed between the first glass panel and the second glass panel, the at least one spacer containing polyimide represented by following chemical formula (1):
- wherein in the chemical formula (1) R1 represents an organic group containing at least one aromatic ring, R2 represents an organic group, and n represents an integer equal to or larger than one.
4 more elements
Dependencies are inferred from the claim text.