JPS6170573A - Photosensitive material for hologram recording - Google Patents
Photosensitive material for hologram recordingInfo
- Publication number
- JPS6170573A JPS6170573A JP59193003A JP19300384A JPS6170573A JP S6170573 A JPS6170573 A JP S6170573A JP 59193003 A JP59193003 A JP 59193003A JP 19300384 A JP19300384 A JP 19300384A JP S6170573 A JPS6170573 A JP S6170573A
- Authority
- JP
- Japan
- Prior art keywords
- light
- photosensitive material
- photosensitive
- hologram recording
- hologram
- 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
Landscapes
- Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
- Holo Graphy (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明は光化学的架橋反応を利用してホログラムを記録
する感光材料の組成に関する。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to the composition of a photosensitive material that records a hologram using a photochemical crosslinking reaction.
ホログラムは被写体からくる波面に参照光を加えて干渉
縞を作り、これを記録するもので、必要に応じ参照光を
照射することにより再生像をうるちのである。A hologram adds reference light to the wavefront coming from the subject to create interference fringes and records them, and a reconstructed image is created by irradiating the reference light as necessary.
このホログラムを記録する感光材料として銀塩を主構成
剤とする通常の写真材料にブリーチ(漂白)処理を行っ
たものが一般的であるが、これ以外に重クロム酸ゼラチ
ンやサーモプラスチックなども感光材料として使用され
ている。The photosensitive material for recording this hologram is generally made by bleaching a conventional photographic material whose main constituent is silver salt, but other materials such as dichromate gelatin and thermoplastics are also used. used as a material.
ここでホログラム記録用感光材料の必要条件として高い
解像度をもつこと、高感度であること。Here, the necessary conditions for a photosensitive material for hologram recording are high resolution and high sensitivity.
耐湿性に優れていること、耐光性に優れていること、ホ
ログラム形成処理が簡単であること、なとが挙げ・られ
るが、従来の感光材料は何れも−m−短があって総ての
必要条件を満たすものは実用化されていない。They have excellent moisture resistance, excellent light resistance, and easy hologram formation processing, but all conventional photosensitive materials have -m-shortness. Nothing that meets the requirements has been put into practical use.
近年、これらの条件を満たすものとして、有機ハロゲン
の高感度性を利用したポリビニルカルバゾール系のホロ
グラム用高分子記録材料が提案されている(例えば特開
昭53−15153.同54−101343゜1021
40 > 。In recent years, polyvinylcarbazole-based polymer recording materials for holograms that utilize the high sensitivity of organic halogens have been proposed to satisfy these conditions (for example, Japanese Patent Application Laid-Open No. 53-15153, Japanese Patent Publication No. 54-101343゜1021).
40>.
本発明はかかるポリビニルカルバゾール系の感光材料の
特性を改良した材料組成6(関するものである。The present invention relates to Material Composition 6, which improves the properties of such polyvinylcarbazole-based photosensitive materials.
ホログラム記録用感光材料の必要条件を満たすものとし
て提案されているポリビニルカルバゾール系材料は架橋
剤としてハロゲン含有化合物、具体的にはヨードホルム
(CHr、)を使用するものであって、光によりヨード
ホルムが感光してラジカルを生じ、CH[2ラジカル等
がカルバゾール環の水素原子と置換することにより架橋
反応が進行するものである。Polyvinylcarbazole materials that have been proposed as meeting the requirements for photosensitive materials for hologram recording use a halogen-containing compound, specifically iodoform (CHr), as a crosslinking agent, and the iodoform is sensitized by light. The crosslinking reaction progresses by generating radicals and substituting the hydrogen atoms of the carbazole ring with CH[2 radicals and the like.
このタイプの感光材料は解像性、感度、耐湿性。This type of photosensitive material has excellent resolution, sensitivity, and moisture resistance.
耐光性などに優れているが、450nm以上の長波長に
は感光しないと云う致命的な欠点をもっている。Although it has excellent light resistance, it has the fatal drawback of not being sensitive to long wavelengths of 450 nm or more.
すなわちヘリウム・ネオン(He −Ne)やアルゴ
ン(Ar )などのガスレーザは動作が安定しており、
またパワーがとれることから、これをホログラム形成用
の光源として使用して形成するのが一般的であるが、こ
れらガスレーザ光の波長は何れも450nmよりも長い
。In other words, gas lasers such as helium-neon (He-Ne) and argon (Ar) operate stably;
Furthermore, because of its high power, it is generally used as a light source for forming holograms, but the wavelengths of these gas laser beams are all longer than 450 nm.
1 例えばHe−Neレーザの波長は632
.8nmであり、Arレーザの波長は488nmおよび
5L4.5nmである。1 For example, the wavelength of a He-Ne laser is 632
.. 8 nm, and the wavelength of the Ar laser is 488 nm and 5L4.5 nm.
そのためにこのようなガスレーザを光源として使用する
ことが出来ず、またヨードホルムには適当な増悪剤が存
在しない。Therefore, such a gas laser cannot be used as a light source, and iodoform does not have a suitable aggravating agent.
ポリビニルカルバゾール系の感光材料は解像度。 Polyvinylcarbazole-based photosensitive materials have high resolution.
怒度、耐湿性、耐光性などの必要条件を満たす材料とし
て有望であるが長波長領域に感度のないのが最大の問題
である。Although it is promising as a material that satisfies the requirements of heat resistance, moisture resistance, and light resistance, the biggest problem is that it lacks sensitivity in the long wavelength region.
上記の問題はレーザ光源からの参照光と物体光との干渉
により生ずる干渉縞を記録する感光材料がポIJ−N−
ビニルカルバゾールを主材とし、λ。The above problem is due to the fact that the photosensitive material that records interference fringes caused by interference between the reference beam and object beam from the laser light source is
Main material is vinyl carbazole, λ.
3−ボルナンジオンを架橋材とし、4−(4′−ブトキ
シフェニル)−2,6−ジフェニルチオピリリウムフル
オボレートを分光増感材として形成されていることを特
徴とするホログラム記録用感光材料の使用により解決す
ることができる。Use of a photosensitive material for hologram recording, characterized in that it is formed using 3-bornanedione as a crosslinking material and 4-(4'-butoxyphenyl)-2,6-diphenylthiopyrylium fluoroborate as a spectral sensitizer. This can be solved by
本発明はカルバゾール環を有している重合体、例、tば
ポIJ−N−ビニルカルバゾールを主材とし、これに光
分解によってラジカルを放出可能な環状シス−α−ジカ
ルボニル化合物例えば2.3−ボルナンジオンを架橋剤
として使用することによって長波長に感光性を持たせる
ようにしたもので、これに増悪剤を併用する構成をとる
ことによって感度を増加させ、これにより必要条件を総
て満たした感光材料を実現したものである。The present invention is based on a polymer having a carbazole ring, such as t-poIJ-N-vinylcarbazole, and a cyclic cis-α-dicarbonyl compound capable of releasing radicals by photolysis, such as 2. It is made to have photosensitivity to long wavelengths by using 3-bornanedione as a crosslinking agent, and the sensitivity is increased by combining this with an exacerbating agent, thereby satisfying all the necessary conditions. This is the result of realizing a photosensitive material.
本発明は短波長のみならず長波長の光にも感光する感光
材料を実現したもので以下この効果を実施例について説
明する。The present invention realizes a photosensitive material that is sensitive to light of not only short wavelengths but also long wavelengths, and this effect will be described below with reference to Examples.
実施例1、
ボリアN−ビニルカルバゾール(主材) 10g2.
3−ボルナンジオン(架橋剤) 2g4− (
4’−ブトキシフェニル)−2゜6−シフエニルチオピ
リリウムフルオ
ボレー゛ト (分光増感剤)0.3gク
ロロホルム 150 g上記
組成の感光液を70X70X 1 mmのガラス基板の
上に乾燥後の膜厚が2μmになるようにスピンコード法
を用いて暗所で塗布した後、60°Cで30分間に互っ
て加熱乾燥してホログラム記録用感光板を作成した。Example 1, Boria N-vinylcarbazole (main material) 10g2.
3-bornanedione (crosslinking agent) 2g4- (
4'-Butoxyphenyl)-2゜6-cyphenylthiopyrylium fluoroborate (spectral sensitizer) 0.3 g Chloroform 150 g A photosensitive solution with the above composition was dried on a 70 x 70 x 1 mm glass substrate. After coating in a dark place using a spin code method to a film thickness of 2 μm, the film was dried by heating at 60° C. for 30 minutes to prepare a photosensitive plate for hologram recording.
この感光板を使用し、Arレーザ(波長488nm)を
光源に用いてホログラムの記録を行い、次にトルエン蒸
気で現像した後にn−ペンタン中に浸漬し、更に風乾し
てホログラムを得た。Using this photosensitive plate, a hologram was recorded using an Ar laser (wavelength: 488 nm) as a light source, and then developed with toluene vapor, immersed in n-pentane, and further air-dried to obtain a hologram.
このホログラムの特性を評価したところ、空間周波数は
1000本/ wr 、回折効率は72%であり、また
露光量は300mJ /cjであった。When the characteristics of this hologram were evaluated, the spatial frequency was 1000 lines/wr, the diffraction efficiency was 72%, and the exposure amount was 300 mJ/cj.
なお上記組成で分光増感剤を加えないで作った感光板に
ついては同じ72%の回折効率を得るに必要な露光量は
300J / oiを要し、分光増18剤の顕著な効果
が立証された。In addition, for a photosensitive plate made with the above composition without adding a spectral sensitizer, the exposure amount required to obtain the same 72% diffraction efficiency was 300 J/oi, proving the remarkable effect of the spectral sensitizer. Ta.
実施例2
実施例1と同一組成の感光液を用い、同様な方法で感光
板を作り、ヘリウム・カドミウム(He・Cd )レー
ザ(波長325nIIl)を用いてホログラ ′ム
を得た。Example 2 A photosensitive plate was prepared in the same manner as in Example 1 using a photosensitive solution having the same composition, and a hologram was obtained using a helium-cadmium (He-Cd) laser (wavelength: 325nIIl).
このホログラムの特性を評価したところ、空間周波数は
1500本/l■1回折効率は75%であり、露光量は
20耐/dであった。When the characteristics of this hologram were evaluated, the spatial frequency was 1500 lines/l. The diffraction efficiency was 75%, and the exposure amount was 20 lines/d.
なお実施例1と同じ組成で分光増感剤を加えないで作っ
た感光板については同じ75%の回折効率を得るに必要
な露光量は280mJ /cIIlと約10倍以上を必
要とした。Note that for a photosensitive plate made with the same composition as in Example 1 without adding a spectral sensitizer, the exposure amount required to obtain the same 75% diffraction efficiency was 280 mJ/cIIl, about 10 times more.
以上のことから本発明に係る感光材料は長波長のみなら
ず短波長の光に対しても高い感度をもっていることが判
る。From the above, it can be seen that the photosensitive material according to the present invention has high sensitivity not only to long wavelength light but also to short wavelength light.
以上記したように本発明に係る感光材料はArレーザ或
いはHe ・Cd レーザなど総ての光源を使用する
ことができ、高怒度で且つ解像度、耐湿性などの必要条
件を満たしたホログラムを作ることができる。As described above, the photosensitive material according to the present invention can use any light source such as an Ar laser or a He/Cd laser, and can produce holograms that have a high intensity and meet requirements such as resolution and moisture resistance. be able to.
Claims (1)
干渉縞を記録する感光材料がポリ−N−ビニルカルバゾ
ールを主材とし、2,3−ボルナンジオンを架橋材とし
、4−(4′−ブトキシフェニル)−2,6−ジフェニ
ルチオピリリウムフルオボレートを分光増感材として形
成されていることを特徴とするホログラム記録用感光材
料。A photosensitive material that records interference fringes caused by interference between a reference beam from a laser light source and an object beam is made of poly-N-vinylcarbazole as a main material, 2,3-bornanedione as a crosslinking material, and 4-(4'-butoxy). A photosensitive material for hologram recording, characterized in that it is formed using phenyl)-2,6-diphenylthiopyrylium fluoroborate as a spectral sensitizer.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP59193003A JPS6170573A (en) | 1984-09-14 | 1984-09-14 | Photosensitive material for hologram recording |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP59193003A JPS6170573A (en) | 1984-09-14 | 1984-09-14 | Photosensitive material for hologram recording |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6170573A true JPS6170573A (en) | 1986-04-11 |
Family
ID=16300590
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP59193003A Pending JPS6170573A (en) | 1984-09-14 | 1984-09-14 | Photosensitive material for hologram recording |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6170573A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0350014A2 (en) * | 1988-07-06 | 1990-01-10 | Canon Kabushiki Kaisha | Volume phase type hologram and method of manufacture thereof |
JPH0224690A (en) * | 1988-07-14 | 1990-01-26 | Canon Inc | Production of volume phase type hologram |
-
1984
- 1984-09-14 JP JP59193003A patent/JPS6170573A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0350014A2 (en) * | 1988-07-06 | 1990-01-10 | Canon Kabushiki Kaisha | Volume phase type hologram and method of manufacture thereof |
JPH0224690A (en) * | 1988-07-14 | 1990-01-26 | Canon Inc | Production of volume phase type hologram |
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