JPH01169393U - - Google Patents
Info
- Publication number
- JPH01169393U JPH01169393U JP6444288U JP6444288U JPH01169393U JP H01169393 U JPH01169393 U JP H01169393U JP 6444288 U JP6444288 U JP 6444288U JP 6444288 U JP6444288 U JP 6444288U JP H01169393 U JPH01169393 U JP H01169393U
- Authority
- JP
- Japan
- Prior art keywords
- substrate
- synthetic resin
- magnet layer
- writing
- film
- 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
- 239000000758 substrate Substances 0.000 claims 2
- 229920003002 synthetic resin Polymers 0.000 claims 2
- 239000000057 synthetic resin Substances 0.000 claims 2
- 239000011230 binding agent Substances 0.000 claims 1
- 230000005294 ferromagnetic effect Effects 0.000 claims 1
- 239000010419 fine particle Substances 0.000 claims 1
- AJCDFVKYMIUXCR-UHFFFAOYSA-N oxobarium;oxo(oxoferriooxy)iron Chemical compound [Ba]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O AJCDFVKYMIUXCR-UHFFFAOYSA-N 0.000 claims 1
- 229910052712 strontium Inorganic materials 0.000 claims 1
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 claims 1
- 239000012463 white pigment Substances 0.000 claims 1
- 229910000859 α-Fe Inorganic materials 0.000 claims 1
Landscapes
- Drawing Aids And Blackboards (AREA)
Description
第１図は 本考案の基本的態様の筆記用シート
の断面図である。
図中、１は 基体層、２は マーク、３は 筆
記層、４は 磁石層、５は 適宜設けられるプラ
イマー層である。
FIG. 1 is a sectional view of a writing sheet according to a basic embodiment of the present invention. In the figure, 1 is a base layer, 2 is a mark, 3 is a writing layer, 4 is a magnet layer, and 5 is a primer layer provided as appropriate.
Claims (1)
ムを基体とし、所望によりその片面に枠線、文字
、模様等のマークを施し、さらにその上にインキ
ペンによる筆記性と消去性を兼ね備えた弗素樹脂
フイルムからなる筆記層を形成し、該基体の他面
には 合成樹脂結合剤中にストロンチウム・フエ
ライトあるいはバリウム・フエライトの強磁性板
状微粒子の粉末を分散、含有した磁石層を形成さ
せてなる磁石層付き可撓性筆記用シート。 A fluororesin film whose base is a flexible film made of synthetic resin containing white pigment, with markings such as frames, letters, patterns, etc. applied to one side of the film as desired, and which is further writable and erasable with an ink pen. A writing layer is formed on the other surface of the substrate, and a magnet layer is formed on the other surface of the substrate, and a magnet layer containing ferromagnetic plate-like fine particles of strontium ferrite or barium ferrite dispersed in a synthetic resin binder is formed. Includes flexible writing sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6444288U JPH01169393U (en) | 1988-05-18 | 1988-05-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6444288U JPH01169393U (en) | 1988-05-18 | 1988-05-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01169393U true JPH01169393U (en) | 1989-11-29 |
Family
ID=31289909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6444288U Pending JPH01169393U (en) | 1988-05-18 | 1988-05-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01169393U (en) |
-
1988
- 1988-05-18 JP JP6444288U patent/JPH01169393U/ja active Pending
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