JPH0481150U - - Google Patents
Info
- Publication number
- JPH0481150U JPH0481150U JP12366690U JP12366690U JPH0481150U JP H0481150 U JPH0481150 U JP H0481150U JP 12366690 U JP12366690 U JP 12366690U JP 12366690 U JP12366690 U JP 12366690U JP H0481150 U JPH0481150 U JP H0481150U
- Authority
- JP
- Japan
- Prior art keywords
- photosensitive layer
- forming
- electrophotographic photosensitive
- coating device
- extrusion hopper
- 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
- 239000011248 coating agent Substances 0.000 claims description 8
- 238000000576 coating method Methods 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 8
- 238000001125 extrusion Methods 0.000 claims description 6
- 238000005498 polishing Methods 0.000 claims 2
- 229910003460 diamond Inorganic materials 0.000 claims 1
- 239000010432 diamond Substances 0.000 claims 1
- 238000002347 injection Methods 0.000 claims 1
- 239000007924 injection Substances 0.000 claims 1
- 230000003746 surface roughness Effects 0.000 claims 1
- 239000000463 material Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Photoreceptors In Electrophotography (AREA)
- Coating Apparatus (AREA)
Description
第１図は、本考案の電子写真感光層形成用押出
しホツパー装置における注液器の断面図であり、
第２図は、第１図の注液器の分解斜視図であり、
第３図は、本考案の電子写真感光層形成用押出し
ホツパー塗布装置の概略構成図であり、第４図は
、例１〜例４の塗布装置を用いて形成された感光
層の膜厚分布を示すグラフである。
１……上部ブロツク、２……下部ブロツク、３
……スリツト、４……ブレード、５，６……液ポ
ケツト、７……塗布液挿入口、８……注液器、９
……塗布液タンク、１０……送液ポンプ、１１…
…乾燥機、１２……基材巻出し部、１３……基材
、１４……基材巻取り部。
FIG. 1 is a sectional view of a liquid injector in an extrusion hopper device for forming an electrophotographic photosensitive layer according to the present invention;
FIG. 2 is an exploded perspective view of the liquid injector shown in FIG. 1;
FIG. 3 is a schematic diagram of the extrusion hopper coating apparatus for forming an electrophotographic photosensitive layer of the present invention, and FIG. 4 is a film thickness distribution of the photosensitive layer formed using the coating apparatus of Examples 1 to 4. This is a graph showing. 1... Upper block, 2... Lower block, 3
...Slit, 4...Blade, 5, 6...Liquid pocket, 7...Coating liquid insertion port, 8...Liquid injector, 9
...Coating liquid tank, 10...Liquid feeding pump, 11...
...Dryer, 12... Base material unwinding section, 13... Base material, 14... Base material winding section.
Claims (1)
する電子写真感光層形成用押出しホツパー塗布装
置において、スリツト面およびブレード面が、表
面粗さＲｍａｘ≦０．５μｍを有することを特徴
とする電子写真感光層形成用押出しホツパー塗布
装置。 (2) スリツト面およびブレード面が砥石研磨ま
たはダイヤモンド研磨によつて形成されたもので
ある実用新案登録請求の範囲第１項に記載の電子
写真感光層形成用押出しホツパー塗布装置。[Claims for Utility Model Registration] (1) In an extrusion hopper coating device for forming an electrophotographic photosensitive layer, which is equipped with a liquid injection device having a blade and a slit, the slit surface and the blade surface have a surface roughness Rmax≦0.5 μm. An extrusion hopper coating device for forming an electrophotographic photosensitive layer, comprising: an extrusion hopper coating device for forming an electrophotographic photosensitive layer. (2) The extrusion hopper coating device for forming an electrophotographic photosensitive layer according to claim 1, wherein the slit surface and the blade surface are formed by grindstone polishing or diamond polishing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12366690U JPH0481150U (en) | 1990-11-27 | 1990-11-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12366690U JPH0481150U (en) | 1990-11-27 | 1990-11-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0481150U true JPH0481150U (en) | 1992-07-15 |
Family
ID=31871359
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12366690U Pending JPH0481150U (en) | 1990-11-27 | 1990-11-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0481150U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014008425A (en) * | 2012-06-27 | 2014-01-20 | Tokyo Electron Ltd | Coating applicator and nozzle |
-
1990
- 1990-11-27 JP JP12366690U patent/JPH0481150U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014008425A (en) * | 2012-06-27 | 2014-01-20 | Tokyo Electron Ltd | Coating applicator and nozzle |
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