JPH04151157A - Image forming method - Google Patents
Image forming methodInfo
- Publication number
- JPH04151157A JPH04151157A JP2275917A JP27591790A JPH04151157A JP H04151157 A JPH04151157 A JP H04151157A JP 2275917 A JP2275917 A JP 2275917A JP 27591790 A JP27591790 A JP 27591790A JP H04151157 A JPH04151157 A JP H04151157A
- Authority
- JP
- Japan
- Prior art keywords
- soluble
- film
- light
- poly
- image forming
- 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
- 238000000034 method Methods 0.000 title claims description 18
- YTPLMLYBLZKORZ-UHFFFAOYSA-N Thiophene Chemical compound C=1C=CSC=1 YTPLMLYBLZKORZ-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229930192474 thiophene Natural products 0.000 claims abstract description 5
- 230000001678 irradiating effect Effects 0.000 claims abstract 2
- 229920000547 conjugated polymer Polymers 0.000 claims description 14
- 239000011248 coating agent Substances 0.000 claims description 7
- 238000000576 coating method Methods 0.000 claims description 7
- 239000002904 solvent Substances 0.000 claims description 5
- 229920001577 copolymer Polymers 0.000 claims description 2
- 239000000758 substrate Substances 0.000 claims description 2
- 239000010408 film Substances 0.000 abstract description 14
- 229920000642 polymer Polymers 0.000 abstract description 10
- 229920000301 poly(3-hexylthiophene-2,5-diyl) polymer Polymers 0.000 abstract description 8
- 239000000463 material Substances 0.000 abstract description 4
- 239000010409 thin film Substances 0.000 abstract description 4
- 230000015572 biosynthetic process Effects 0.000 abstract description 3
- CUEYMATXTBJVGT-UHFFFAOYSA-N 3-propylthiophene Chemical compound [CH2]CCC=1C=CSC=1 CUEYMATXTBJVGT-UHFFFAOYSA-N 0.000 abstract description 2
- 230000021615 conjugation Effects 0.000 abstract 4
- -1 azide compounds Chemical class 0.000 description 23
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 18
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 6
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 6
- 239000011521 glass Substances 0.000 description 6
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 4
- RFKWIEFTBMACPZ-UHFFFAOYSA-N 3-dodecylthiophene Chemical compound CCCCCCCCCCCCC=1C=CSC=1 RFKWIEFTBMACPZ-UHFFFAOYSA-N 0.000 description 3
- 229910052786 argon Inorganic materials 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 2
- JEDHEMYZURJGRQ-UHFFFAOYSA-N 3-hexylthiophene Chemical compound CCCCCCC=1C=CSC=1 JEDHEMYZURJGRQ-UHFFFAOYSA-N 0.000 description 2
- UUHSVAMCIZLNDQ-UHFFFAOYSA-N 3-nonylthiophene Chemical compound CCCCCCCCCC=1C=CSC=1 UUHSVAMCIZLNDQ-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000003849 aromatic solvent Substances 0.000 description 2
- SOCTUWSJJQCPFX-UHFFFAOYSA-N dichromate(2-) Chemical compound [O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O SOCTUWSJJQCPFX-UHFFFAOYSA-N 0.000 description 2
- 150000008282 halocarbons Chemical class 0.000 description 2
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 2
- JAYBIBLZTQMCAY-UHFFFAOYSA-N 3-decylthiophene Chemical compound CCCCCCCCCCC=1C=CSC=1 JAYBIBLZTQMCAY-UHFFFAOYSA-N 0.000 description 1
- IUUMHORDQCAXQU-UHFFFAOYSA-N 3-heptylthiophene Chemical compound CCCCCCCC=1C=CSC=1 IUUMHORDQCAXQU-UHFFFAOYSA-N 0.000 description 1
- WQYWXQCOYRZFAV-UHFFFAOYSA-N 3-octylthiophene Chemical compound CCCCCCCCC=1C=CSC=1 WQYWXQCOYRZFAV-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910021578 Iron(III) chloride Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 229920001940 conductive polymer Polymers 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000012954 diazonium Substances 0.000 description 1
- 150000001989 diazonium salts Chemical class 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004210 ether based solvent Substances 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- FBAFATDZDUQKNH-UHFFFAOYSA-M iron chloride Chemical compound [Cl-].[Fe] FBAFATDZDUQKNH-UHFFFAOYSA-M 0.000 description 1
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 229910001092 metal group alloy Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 229920000123 polythiophene Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G61/00—Macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain of the macromolecule
- C08G61/12—Macromolecular compounds containing atoms other than carbon in the main chain of the macromolecule
- C08G61/122—Macromolecular compounds containing atoms other than carbon in the main chain of the macromolecule derived from five- or six-membered heterocyclic compounds, other than imides
- C08G61/123—Macromolecular compounds containing atoms other than carbon in the main chain of the macromolecule derived from five- or six-membered heterocyclic compounds, other than imides derived from five-membered heterocyclic compounds
- C08G61/126—Macromolecular compounds containing atoms other than carbon in the main chain of the macromolecule derived from five- or six-membered heterocyclic compounds, other than imides derived from five-membered heterocyclic compounds with a five-membered ring containing one sulfur atom in the ring
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G2261/00—Macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain of the macromolecule
- C08G2261/10—Definition of the polymer structure
- C08G2261/14—Side-groups
- C08G2261/141—Side-chains having aliphatic units
- C08G2261/1412—Saturated aliphatic units
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G2261/00—Macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain of the macromolecule
- C08G2261/30—Monomer units or repeat units incorporating structural elements in the main chain
- C08G2261/32—Monomer units or repeat units incorporating structural elements in the main chain incorporating heteroaromatic structural elements in the main chain
- C08G2261/322—Monomer units or repeat units incorporating structural elements in the main chain incorporating heteroaromatic structural elements in the main chain non-condensed
- C08G2261/3223—Monomer units or repeat units incorporating structural elements in the main chain incorporating heteroaromatic structural elements in the main chain non-condensed containing one or more sulfur atoms as the only heteroatom, e.g. thiophene
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
Abstract
Description
本発明は新規な画像形成法に関するものである。
この様な画像形成法は、例えば印刷刷版、電気的回路形
成、光記録材料等に利用することができる。The present invention relates to a novel image forming method. Such an image forming method can be used, for example, for printing plates, electrical circuit formation, optical recording materials, etc.
従来、フォトポリマーとしては水溶性の光架橋剤を利用
したものとして、重クロム酸塩タイプ、ジアゾニウム塩
タイプ、水溶性アジド化合物を利用したものがある。ま
た、非水系ポリマーの光架橋反応を利用したもの、光架
橋機能を持つ官能基をポリマーに組み入れたものなど種
々のものが知られている(例えば、フォトポリマー懇話
全編、「フォトポリマーハンドブック」、工業調査会、
1990)。また、溶解性高分子の合成としては例えば
3−アルキルチオフェンの重合が知られている。特にポ
リ−3−アルキルチオフェンは溶解性のみならず、サー
モクロミック特性やソルバトクロミック特性等光学的に
も興味ある挙動を示すことが知られている(例えば、吉
野ら、「導電性高分子の基礎と応用」 (アイビーシー
、1988))。また、ポリチオフェン等の共役系重合
体である導電性高分子を利用した画像形成法としては電
気化学的に酸化還元(もしくはドーピング、脱ド−ピン
グ)する方法が知られており、特に酸化還元に伴うぬれ
性交化を利用した平版印刷法が考案されている(例えば
特開平2−142835号公報)。
画像形成法ではないが共役系重合体の溶解方法及びそれ
を用いた素子について、例えば特開平22211329
号公報が示しているがこれは重合体を重合する際に得ら
れる不溶物を利用するものである。Conventionally, photopolymers that utilize water-soluble photocrosslinking agents include dichromate type, diazonium salt type, and water-soluble azide compounds. In addition, various types of polymers are known, such as those that utilize the photocrosslinking reaction of nonaqueous polymers and those that incorporate functional groups with photocrosslinking functions into polymers (for example, Photopolymer Conversation Complete Edition, ``Photopolymer Handbook'', industrial research committee,
1990). Furthermore, as a method of synthesizing soluble polymers, for example, polymerization of 3-alkylthiophene is known. In particular, poly-3-alkylthiophenes are known to exhibit not only solubility but also optically interesting behavior such as thermochromic and solvatochromic properties (for example, Yoshino et al. Basics and Applications (IBC, 1988)). In addition, electrochemical redox (or doping, dedoping) methods are known as image forming methods using conductive polymers such as conjugated polymers such as polythiophene. A lithographic printing method utilizing the accompanying wetting process has been devised (for example, Japanese Patent Application Laid-Open No. 2-142835). Although it is not an image forming method, there is a method for dissolving a conjugated polymer and an element using the same, for example, in JP-A-22211329.
As disclosed in the above publication, insoluble matter obtained when polymerizing a polymer is used.
一般的なフォトポリマーは感光波長が短く一般的に紫外
光によってしか感光することができないさらに重クロム
酸塩タイプでは有害物質であるクロムを使用しなければ
ならない。また、電気化学的に酸化還元をする方法では
画像の密度に応じた特殊な電極を必要とする。また、特
開平2−228329号公報などの示す光照射を利用し
た共役系重合体の溶解方法では、光照射時に溶液中で行
わなければ得ることができず、また大面積の均一な膜を
得ることができず画像形成に利用することは困難である
。Typical photopolymers have a short wavelength and can generally only be sensitized by ultraviolet light. Furthermore, dichromate types require the use of chromium, which is a harmful substance. Furthermore, the electrochemical redox method requires special electrodes depending on the density of the image. In addition, with the method of dissolving conjugated polymers using light irradiation as disclosed in JP-A-2-228329, it is impossible to obtain a uniform film with a large area unless it is carried out in a solution during light irradiation. Therefore, it is difficult to use it for image formation.
本発明者らは上記問題を解決し、可視光に応答し、かつ
固体状態で画像を得る方法について鋭意検討した結果、
下記の発明に至った。
即ち、本発明は溶解性共役系重合体を基材に塗布し、塗
布膜を作成した後、光を照射することにより溶解性共役
系重合体を不溶化し、溶解性共役系重合体可溶の溶媒中
で、光来照射部を溶解し画像を形成する方法である。
また、溶解性共役系重合体を基材に塗布し、塗布膜を作
成した後、光を照射することにより溶解性共役系重合体
を不溶化し、薄膜表面のぬれ性の異なる部分を画像の状
態に形成し、溶解せずにこの薄膜を用いて平版印刷版と
して使用することができる。
本発明における溶解性共役系重合体としては、ポリアル
キルチオフェンが好ましく用いられる。
具体的にはポリ−3−プロピルチオフェン、ポリ−3−
へキシルチオフェン、ポリ−3−ヘプチルチオフェン、
ポリ−3−オクチルチオフェン、ポリ−3−ノニルチオ
フェン、ポリ−3−デシルチオフェン、ポリ−3−ドデ
シルチオフェン、ポリ−3−ラウリルチオフェン等が挙
げられる。また、ポリ−3−へキシルチオフェンとチオ
フェン、ポリ−3−ノニルチオフェンとチオフェン、ポ
リ−3−ラウリルチオフェンとチオフェン等の共重合体
も使用することができる。
これらの重合体は、クロロホルムの様なハロゲン化炭化
水素、テトラヒドロフラン、ジオキサンの様なエーテル
系溶媒、及びベンゼンの様な芳香族系溶媒に溶解するこ
とができる。
画像を形成する基板としては、ガラス板、アルミニウム
板、陽極酸化したアルミニウム板、銅板、金属の合金、
ポリエチレンテレフタレート等のプラスチックフィルム
、耐水紙、などを用いることができる。
作成する膜の膜厚は、一般に1 am−0、1111L
特に50n−〜10μmが好ましい。
光照射の光源としては、溶解性共役重合体が吸収をもつ
波長を有する光源であれば良く、−数的なタングステン
ランプでも良く、またアルゴンレーザー、エキシマレー
ザ−1色素レーザー等のレーザー光も使用することがで
きる。光照射時間は光源の強度、および共役系重合体の
塗布膜厚により調節することができる。
光来照射部の溶解は、塗布膜作成の時に使用した溶媒に
浸漬することによって行なうことができる。
塗布膜を溶解する溶媒としてはクロロホルムの様なハロ
ゲン化炭化水素、テトラヒドロフラン、ジオキサンの様
なエーテル系溶媒、及びベンゼンの様な芳香族系溶媒を
使用することができる。The present inventors have solved the above problem, and as a result of intensive study on a method that responds to visible light and obtains images in a solid state,
The following invention was achieved. That is, the present invention applies a soluble conjugated polymer to a base material, creates a coating film, and then irradiates the soluble conjugated polymer with light to insolubilize the soluble conjugated polymer. This is a method in which an image is formed by dissolving the irradiated area in a solvent. In addition, after applying a soluble conjugated polymer to a base material and creating a coating film, the soluble conjugated polymer is insolubilized by irradiation with light, and parts of the thin film surface with different wettability are imaged. This thin film can be used as a lithographic printing plate without being dissolved. As the soluble conjugated polymer in the present invention, polyalkylthiophene is preferably used. Specifically, poly-3-propylthiophene, poly-3-
hexylthiophene, poly-3-heptylthiophene,
Examples include poly-3-octylthiophene, poly-3-nonylthiophene, poly-3-decylthiophene, poly-3-dodecylthiophene, poly-3-laurylthiophene, and the like. Further, copolymers of poly-3-hexylthiophene and thiophene, poly-3-nonylthiophene and thiophene, poly-3-laurylthiophene and thiophene, and the like can also be used. These polymers can be dissolved in halogenated hydrocarbons such as chloroform, ethereal solvents such as tetrahydrofuran, dioxane, and aromatic solvents such as benzene. Substrates for forming images include glass plates, aluminum plates, anodized aluminum plates, copper plates, metal alloys,
Plastic films such as polyethylene terephthalate, waterproof paper, etc. can be used. The thickness of the film to be created is generally 1 am-0, 1111L.
In particular, 50 nm to 10 μm is preferable. The light source for light irradiation may be any light source that has a wavelength at which the soluble conjugated polymer absorbs, a numerical tungsten lamp, or a laser beam such as an argon laser, an excimer laser, or a dye laser. can do. The light irradiation time can be adjusted by the intensity of the light source and the coating thickness of the conjugated polymer. The light-irradiated area can be dissolved by immersing it in the solvent used when creating the coating film. As the solvent for dissolving the coating film, halogenated hydrocarbons such as chloroform, ether solvents such as tetrahydrofuran and dioxane, and aromatic solvents such as benzene can be used.
次に本発明を実施例に基ずきさらに詳細に説明するが本
発明はこれらの例によってなんら限定されるものではな
い。
実施例1
第二塩化鉄0.04モル(6,5g)を乾燥窒素中で採
取し、クロロホルム100m1に投入に塩化鉄のクロロ
ホルム懸濁液を得た。これに、乾燥窒素雰囲気化滴下ロ
ートにより3−へキシルチオフエン0.01モル(1,
68g)を懸濁中に滴下した。この懸濁液を一昼夜撹拌
した後、大量の水に投入しクロロホルムにより抽出した
。抽出酸を乾燥することによりポリ(3−へキシルチオ
フェン)Igを得た。
このポリ(3−へキシルチオフェン)をクロロホルムに
溶解し、スライドガラス板上にキャストして膜厚が約0
.5ミクロンのポリ(3−へキシルチオフェン)フィル
ムをスライドガラス板上に得た。このスライドガラス板
に、直径21!1I11のアルゴンレーザー光(488
nm)を線幅100ミクロンのパターンを有するマスク
を通して照射し、このスライドガラス板をクロロホルム
中に入れたとコロ、アルゴンレーザー光照射部のみポリ
(3−へキシルチオフェン)膜が不溶化し、、光未照射
部分はクロロホルムに溶解し、スライドガラス板上に線
幅100ミクロンのパターンが形成されていることが確
認された。
比較例1
実施例1と同様にして得られたポリ(3−ヘキシルチオ
フェン)をスライドガラス板上にキャストし乾燥後、光
照射することなくクロロホルム溶液中に入れたところス
ライドガラス板上のポ1J(3−へキシルチオフェン)
膜は即座:こ溶解してしまった。Next, the present invention will be explained in more detail based on Examples, but the present invention is not limited to these Examples in any way. Example 1 0.04 mol (6.5 g) of ferric chloride was collected in dry nitrogen and added to 100 ml of chloroform to obtain a chloroform suspension of iron chloride. To this, 0.01 mol of 3-hexylthiophene (1,
68 g) was added dropwise into the suspension. After stirring this suspension all day and night, it was poured into a large amount of water and extracted with chloroform. Poly(3-hexylthiophene) Ig was obtained by drying the extracted acid. This poly(3-hexylthiophene) was dissolved in chloroform and cast onto a glass slide plate until the film thickness was approximately 0.
.. A 5 micron poly(3-hexylthiophene) film was obtained on a glass slide. An argon laser beam (488
When the slide glass plate was placed in chloroform, the poly(3-hexylthiophene) film was insolubilized only in the area irradiated with the argon laser beam, and no light remained. The irradiated area was dissolved in chloroform, and it was confirmed that a pattern with a line width of 100 microns was formed on the slide glass plate. Comparative Example 1 Poly(3-hexylthiophene) obtained in the same manner as in Example 1 was cast onto a glass slide plate, dried, and then placed in a chloroform solution without irradiation with light. (3-hexylthiophene)
The membrane immediately dissolved.
本発明は新規な画像形成法であって、本発明書こより大
面積の画像を容易に形成すること力(でき、得られた画
像は例えば印刷刷版、電気回路形成、光記録材料等に利
用することができる。The present invention is a novel image forming method, and it is possible to easily form a large-area image using the present invention. can do.
Claims (1)
照射することにより光照射部分を不溶化することを特徴
とする画像形成方法。 2、光未照射部分の溶解性共役系重合体塗布膜を溶解す
る溶媒で溶解する請求項1記載の画像形成方法。 3、溶解性共役系重合体がポリアルキルチオフェンまた
は、アルキルチオフェンとチオフェンとの共重合体であ
る請求項1または2記載の画像形成方法。 4、光照射に用いる光源がレーザー光である請求項1、
2または3記載の方法。[Scope of Claims] 1. An image forming method characterized by forming a coating film of a soluble conjugated polymer on a substrate and then irradiating it with light to insolubilize the light irradiated portion. 2. The image forming method according to claim 1, wherein the soluble conjugated polymer coating film in the non-irradiated area is dissolved with a solvent. 3. The image forming method according to claim 1 or 2, wherein the soluble conjugated polymer is polyalkylthiophene or a copolymer of alkylthiophene and thiophene. 4. Claim 1, wherein the light source used for light irradiation is a laser beam.
The method described in 2 or 3.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2275917A JPH04151157A (en) | 1990-10-15 | 1990-10-15 | Image forming method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2275917A JPH04151157A (en) | 1990-10-15 | 1990-10-15 | Image forming method |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH04151157A true JPH04151157A (en) | 1992-05-25 |
Family
ID=17562226
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2275917A Pending JPH04151157A (en) | 1990-10-15 | 1990-10-15 | Image forming method |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH04151157A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2158764A1 (en) * | 1999-01-27 | 2001-09-01 | Fundacion Cidetec | Set of thermochromic varnishes consists of transparent varnish and solutions of alkyl thiophene derivatives for accurate rapid temperatures indication |
-
1990
- 1990-10-15 JP JP2275917A patent/JPH04151157A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2158764A1 (en) * | 1999-01-27 | 2001-09-01 | Fundacion Cidetec | Set of thermochromic varnishes consists of transparent varnish and solutions of alkyl thiophene derivatives for accurate rapid temperatures indication |
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