JPS61157901U - - Google Patents
Info
- Publication number
- JPS61157901U JPS61157901U JP4027485U JP4027485U JPS61157901U JP S61157901 U JPS61157901 U JP S61157901U JP 4027485 U JP4027485 U JP 4027485U JP 4027485 U JP4027485 U JP 4027485U JP S61157901 U JPS61157901 U JP S61157901U
- Authority
- JP
- Japan
- Prior art keywords
- glass
- refractive index
- diameter
- buried
- sheet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000011521 glass Substances 0.000 claims description 3
- 239000011230 binding agent Substances 0.000 claims description 2
- 239000011347 resin Substances 0.000 claims description 2
- 229920005989 resin Polymers 0.000 claims description 2
- QXJJQWWVWRCVQT-UHFFFAOYSA-K calcium;sodium;phosphate Chemical compound [Na+].[Ca+2].[O-]P([O-])([O-])=O QXJJQWWVWRCVQT-UHFFFAOYSA-K 0.000 claims 2
- 239000010410 layer Substances 0.000 description 3
- 239000011241 protective layer Substances 0.000 description 1
Landscapes
- Illuminated Signs And Luminous Advertising (AREA)
- Optical Elements Other Than Lenses (AREA)
Description
第１図は本考案の表示用下地シートの一実施態
様を模式的に示す断面図、第２図は本考案の表示
用下地シートの他の実施態様を模式的に示す断面
図、第３図は本考案の表示用下地シートの一使用
態様を示す平面図及び第４図イ，ロは本考案の表
示用下地シートの反射特性の模式的説明図である
。
１……表示用下地シート、２……ガラス小球、
３……シート状支持体、４……固着バインダ樹脂
層、５……反射層、７……保護層、９……透明層
。
FIG. 1 is a cross-sectional view schematically showing one embodiment of the display base sheet of the present invention, FIG. 2 is a cross-sectional view schematically showing another embodiment of the display base sheet of the present invention, and FIG. 4 is a plan view showing one mode of use of the display base sheet of the present invention, and FIGS. 4A and 4B are schematic illustrations of the reflection characteristics of the display base sheet of the present invention. 1...Display base sheet, 2...Glass sphere,
3...Sheet-like support, 4...Fixed binder resin layer, 5...Reflective layer, 7...Protective layer, 9...Transparent layer.
Claims (1)
層に、直径５００μ以下、屈折率２．０以上の多
数の高屈折率ガラス小球が直径の４０〜８０％の
埋没率で埋没され、かつ該ガラス小球の後部埋没
球面に直接反射層が設けられてなることを特徴と
する、前記ガラス小球が突出した表面上に透明層
からなる所望の文字又は図柄を表示する表示用下
地シート。 A large number of high refractive index glass spherules having a diameter of 500μ or less and a refractive index of 2.0 or more are buried in a fixed binder resin layer held on a sheet-like support at a burying rate of 40 to 80% of the diameter, and the glass A display base sheet for displaying desired characters or designs made of a transparent layer on the surface from which the glass spheres protrude, characterized in that a reflective layer is provided directly on the rear buried spherical surface of the glass spheres.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4027485U JPS61157901U (en) | 1985-03-20 | 1985-03-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4027485U JPS61157901U (en) | 1985-03-20 | 1985-03-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61157901U true JPS61157901U (en) | 1986-09-30 |
Family
ID=30549012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4027485U Pending JPS61157901U (en) | 1985-03-20 | 1985-03-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61157901U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5483393A (en) * | 1977-12-15 | 1979-07-03 | Unitika Ltd | Method of sealing open type reflecting sheet |
| US4367920A (en) * | 1979-10-01 | 1983-01-11 | Minnesota Mining And Manufacturing Company | Retroflective sheeting |
-
1985
- 1985-03-20 JP JP4027485U patent/JPS61157901U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5483393A (en) * | 1977-12-15 | 1979-07-03 | Unitika Ltd | Method of sealing open type reflecting sheet |
| US4367920A (en) * | 1979-10-01 | 1983-01-11 | Minnesota Mining And Manufacturing Company | Retroflective sheeting |
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