JPH0712740B2 - Sublimation type thermal transfer recording image receptor manufacturing method - Google Patents
Sublimation type thermal transfer recording image receptor manufacturing methodInfo
- Publication number
- JPH0712740B2 JPH0712740B2 JP60163412A JP16341285A JPH0712740B2 JP H0712740 B2 JPH0712740 B2 JP H0712740B2 JP 60163412 A JP60163412 A JP 60163412A JP 16341285 A JP16341285 A JP 16341285A JP H0712740 B2 JPH0712740 B2 JP H0712740B2
- Authority
- JP
- Japan
- Prior art keywords
- image receptor
- thermal transfer
- transfer recording
- type thermal
- amorphous silica
- 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.)
- Expired - Lifetime
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M5/00—Duplicating or marking methods; Sheet materials for use therein
- B41M5/50—Recording sheets characterised by the coating used to improve ink, dye or pigment receptivity, e.g. for ink-jet or thermal dye transfer recording
- B41M5/52—Macromolecular coatings
- B41M5/5218—Macromolecular coatings characterised by inorganic additives, e.g. pigments, clays
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Heat Sensitive Colour Forming Recording (AREA)
- Thermal Transfer Or Thermal Recording In General (AREA)
Description
【発明の詳細な説明】 産業上の利用分野 本発明は、昇華型感熱転写記録に供される受像体の製造
法、特に染着層を形成する時に用いられる塗料組成物の
改善に関するものである。Description: FIELD OF THE INVENTION The present invention relates to a method for producing an image receptor used for sublimation type thermal transfer recording, and more particularly to improvement of a coating composition used for forming a dyeing layer. .
従来の技術 サーマルヘッド等の電気信号により制御される熱源を用
いた昇華型感熱転写記録方式では、色材層を有する転写
体と、染着層（画像受容層）を有する受像体をドラムと
熱源の間に挾着させて電気信号に応じて色材を染着層に
昇華あるいは拡散させることによりフルカラーハードコ
ピーを得ている。この受像体の染着層には一般に色素が
よく染着するポリエステル系樹脂が用いられているが、
ポリエステル系樹脂の耐熱性等を上げるため、さらに非
晶質シリカが添加されている。2. Description of the Related Art In a sublimation type thermal transfer recording method using a heat source controlled by an electric signal such as a thermal head, a transfer body having a color material layer and an image receiving body having a dyeing layer (image receiving layer) are provided as a drum and a heat source. A full-color hard copy is obtained by making the color material sublimate between the two and sublimating or diffusing the coloring material in the dyeing layer according to an electric signal. The dyeing layer of this image receptor is generally made of a polyester-based resin that dyes well.
Amorphous silica is further added to improve the heat resistance of the polyester resin.
発明が解決しようとする問題点 上記のようにして作製された染着層にトリシアノビニル
系の色素を染着させた場合、非晶質シリカの純度によっ
て染着画像の安定性、特に経時安定性が不十分となっ
た。Problems to be Solved by the Invention When a tricyanovinyl dye is dyed in the dyeing layer produced as described above, the stability of the dyed image depends on the purity of the amorphous silica, especially the stability over time. The sex became insufficient.
本発明は染着画像の経時安定性の優れた染着層を形成す
ることのできる製造法を提供することを目的とする。It is an object of the present invention to provide a production method capable of forming a dyeing layer having excellent stability over time of a dyed image.
問題点を解決するための手段 非晶質シリカを含み、トリシアノビニル系色素によって
染着可能な受像体の染着層形成に際して、前記非晶質シ
リカ中のSiO2に対する前記非晶質シリカ中のNa2Oの含有
量が1.1重量％以下である塗料組成物を用いる。Means for Solving the Problems In forming a dyeing layer of an image receptor containing amorphous silica and dyeable with a tricyanovinyl dye, in the amorphous silica to SiO 2 in the amorphous silica A coating composition having a Na 2 O content of 1.1 wt% or less is used.
作用 Na2Oと水との反応生成物NaOHが強アルカリ性物質でトリ
シアノビニル系色素のシアノ基に作用して色素の分解す
なわち染着画像の経時不安定性を引き起こすものと考え
られるため、Na2Oの含有量を1.1重量％以下に抑えるこ
とによって実用上、十分な染着画像の経時安定性が得ら
れる。It is considered as causing a time instability of the working Na 2 O and the reaction product NaOH with water acts in strongly alkaline substance cyano group tricyanovinyl based dyes dye degradation i.e. dyed image, Na 2 By suppressing the O content to 1.1% by weight or less, practically sufficient temporal stability of the dyed image can be obtained.
実施例 トリシアノビニル系色素は、トリシアノビニル基をその
分子構造内に有する色素であれば特に限定されるもので
ない。特に以下の一般式で示される色素が有用である。Examples The tricyanovinyl dye is not particularly limited as long as it has a tricyanovinyl group in its molecular structure. Particularly, the dye represented by the following general formula is useful.
なお式中、Ｘは水素原子又はメチル基を表わし、Ｒ及び
R1はそれぞれC1〜C4のアルキル基を表わす。 In the formula, X represents a hydrogen atom or a methyl group, and R and
R 1's each represent a C 1 -C 4 alkyl group.
上記色素によって染着可能な受像体の染着層形成に用い
られる塗料組成物は少くとも以下の原材料を用いて構成
されている。すなわち非晶質シリカと染着性高分子物質
である。一般的な使用方法としてさらに溶剤を加えて用
いることもできる。The coating composition used for forming the dyeing layer of the image receptor that can be dyed with the above dye is composed of at least the following raw materials. That is, it is an amorphous silica and a dyeable polymer substance. As a general method of use, a solvent may be further added for use.
ここで非晶質シリカは、非晶質シリカ中に含まれるSiO2
に対するNa2O量を限定したものである。すなわち、SiO2
に対してNa2Oを1.1重量％以下にした非晶質シリカであ
る。非晶質シリカとして含水珪酸と無水珪酸があるが上
記の条件を満たすものを用いることができる。Na2Oの含
有量が小さいものあるいはないもの程望ましい。又、含
水珪酸アルミニウム、珪酸カルシウムのようにSiO2をそ
の化学式内に有する物質で上記条件を満たす材料も用い
ることができる。又、上記条件を満たした非晶質シリカ
を水等の分散媒中に分散したコロイダルシリカも同様に
使用することができる。Here, the amorphous silica is SiO 2 contained in the amorphous silica.
The amount of Na 2 O is limited. That is, SiO 2
On the other hand, it is an amorphous silica in which Na 2 O is 1.1% by weight or less. Amorphous silica includes hydrous silicic acid and silicic acid anhydride, but those satisfying the above conditions can be used. It is preferable that the content of Na 2 O is small or not. Further, materials such as hydrous aluminum silicate and calcium silicate that have SiO 2 in their chemical formula and satisfy the above conditions can also be used. Further, colloidal silica in which amorphous silica satisfying the above conditions is dispersed in a dispersion medium such as water can be similarly used.
例えばスノーテックスC,スノーテックスN,スノーテック
スO,スノーテックスOL〔以上、いずれも日産化学工業
（株）〕等がある。又、無水珪酸としてアエロジル〔日
本アエロジル（株）〕も有用である。For example, there are Snowtex C, Snowtex N, Snowtex O, Snowtex OL [all of which are Nissan Chemical Industries, Ltd.]. Aerosil [Nippon Aerosil Co., Ltd.] is also useful as silicic acid anhydride.
本発明に用いる染着性高分子は特に限定されるものでな
い。エポキシ系，エステル系，セルロール誘導体、アク
リル系等の高分子が有用である。溶剤を用いる場合も、
特に限定されるものでなく、水あるいは有機溶剤を用い
ることができる。The dyeable polymer used in the present invention is not particularly limited. Epoxy-based, ester-based, cellulose derivative, acrylic, and other polymers are useful. When using a solvent,
There is no particular limitation, and water or an organic solvent can be used.
本発明の塗料組成物は、トリシアノビニル系色素の染着
層形成に最適なものであるが、この色素の染着層形成に
限定されるものでなく、他の色素の染着層形成の塗料組
成物としても有用である。又、この塗料組成物にさらに
滑剤，界面活性剤等の添加剤を加えて用いることもでき
る。The coating composition of the present invention is most suitable for forming a dyeing layer of a tricyanovinyl dye, but is not limited to forming a dyeing layer of this dye, and it is possible to form a dyeing layer of another dye. It is also useful as a coating composition. Further, additives such as a lubricant and a surfactant can be added to the coating composition for use.
以下、具体的実施例を示す。Specific examples will be shown below.
（実施例１） ポリエステル系合成紙の片面に水性ポリエステル樹脂
〔バイロナールMD1200,東洋紡績（株）〕15重量部,SiO2
に対するNa2O含量が約1.0wt％であるコロイダルシリカ
〔スノーテックスＣ〕60重量部，水10重量部からなる塗
料組成物をワイヤーバーで塗工した後よく乾燥させて厚
さ約６μｍの染着層を有する受像体を得た。(Example 1) Water-based polyester resin [Vylonal MD1200, Toyobo Co., Ltd.] 15 parts by weight on one side of polyester-based synthetic paper, SiO 2
The coating composition consisting of 60 parts by weight of colloidal silica [Snowtex C] having a Na 2 O content of about 1.0 wt% and 10 parts by weight of water is coated with a wire bar, dried well, and dyed to a thickness of about 6 μm. An image receptor having a coating layer was obtained.
次に厚さ４μｍのポリイミドフィルムの片面に下記の分
子構造で示される色素４重量部，ポリカーボネート４重
量部，酸化チタン５重量部，塩化メチレン100重量部か
らなるインキを塗工して転写体を得た。Next, an ink consisting of 4 parts by weight of the dye having the following molecular structure, 4 parts by weight of polycarbonate, 5 parts by weight of titanium oxide, and 100 parts by weight of methylene chloride was applied to one surface of a polyimide film having a thickness of 4 μm to form a transfer member. Obtained.
上記受像体と転写体をサーマルヘッドとプラテンローラ
の間に挾み下記の記録条件にて記録した。 The image receiving body and the transfer body were sandwiched between the thermal head and the platen roller and recorded under the following recording conditions.
主及び副走査のドット密度:4ドット/mm 記録電力:0.7W/ドット ヘッドの加熱時間:6ms 受像体の染着層に記録したマゼンタの反射濃度は1.0で
あり、この受像体を40℃,60％RHの雰囲気下に200時間放
置した後の反射濃度は0.95であった。Dot density for main and sub-scanning: 4 dots / mm Recording power: 0.7 W / dot Head heating time: 6 ms The reflection density of magenta recorded on the dyeing layer of the image receptor was 1.0. The reflection density after standing for 200 hours in an atmosphere of 60% RH was 0.95.
（実施例２） 次に実施例１のコロイダルシリカの代わりにさらにSiO2
に対するNa2O含量の低い（約0.19wt％）コロイダルシリ
カ（スノーテックスＮ）を用いて、実施例１と同様にし
て受像体を作製し、さらに実施例１と同一手順に従いこ
の受像体にマゼンタを記録させた。記録したマゼンタの
反射濃度は、0.96であり実施例１と同一の条件下に放置
後の反射濃度は0.91であった。(Example 2) Next, instead of the colloidal silica of Example 1, SiO 2 was further added.
An image receptor was prepared in the same manner as in Example 1 using colloidal silica (Snowtex N) having a low Na 2 O content (about 0.19 wt%), and magenta was applied to the image receptor according to the same procedure as in Example 1. Was recorded. The recorded reflection density of magenta was 0.96, and the reflection density after standing under the same conditions as in Example 1 was 0.91.
（比較例） 実施例１のコロイダルシリカの代わりにSiO2に対するNa
2O含量の高い（約1.4wt％）コロイダルシリカ（スノー
テックス40）を用いて、実施例１と同様の手順をふみ受
像体を作製し、この受像体にマゼンタを記録させた。記
録したマゼンタの反射濃度は1.0であったが、実施例１
と同一条件下に放置後の反射濃度は0.84であり、反射濃
度の低下率が大きく、経時安定性が不十分であった。(Comparative Example) Instead of the colloidal silica of Example 1, Na for SiO 2 was used .
Using a colloidal silica having a high 2 O content (about 1.4 wt%) (Snowtex 40), a fountain image receptor was prepared in the same procedure as in Example 1, and magenta was recorded on the image receptor. The reflection density of magenta recorded was 1.0, but Example 1
The reflection density after standing under the same conditions as was 0.84, the rate of decrease in the reflection density was large, and the stability over time was insufficient.
発明の効果 本発明によれば、染着画像の経時安定性の優れた染着層
が、形成された受像体を得ることができる。EFFECTS OF THE INVENTION According to the present invention, it is possible to obtain an image receptor on which a dyeing layer excellent in temporal stability of a dyed image is formed.
───────────────────────────────────────────────────── フロントページの続き (72)発明者 弓場上 惠一 大阪府門真市大字門真1006番地 松下電器 産業株式会社内 (72)発明者 田口 信義 大阪府門真市大字門真1006番地 松下電器 産業株式会社内 審査官 菅野 芳男 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Keiichi Yubagami 1006 Kadoma, Kadoma City, Osaka Prefecture Matsushita Electric Industrial Co., Ltd. (72) Nobuyoshi Taguchi 1006 Kadoma, Kadoma City, Osaka Matsushita Electric Industrial Co., Ltd. Internal Examiner Yoshio Kanno
Claims (1)
色素によって染着可能な染着層を形成する工程におい
て、前記非晶質シリカ中のSiO2に対する前記非晶質シリ
カ中のNa2Oの含有量が1.1重量％以下である塗料組成物
を用いることを特徴とする昇華型感熱転写記録用受像体
の製造法。1. In the step of forming a dyeing layer containing amorphous silica and capable of being dyed with a tricyanovinyl dye, Na 2 in the amorphous silica is different from SiO 2 in the amorphous silica. A method for producing a sublimation-type thermal transfer recording image receptor, which comprises using a coating composition having an O content of 1.1% by weight or less.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60163412A JPH0712740B2 (en) | 1985-07-24 | 1985-07-24 | Sublimation type thermal transfer recording image receptor manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60163412A JPH0712740B2 (en) | 1985-07-24 | 1985-07-24 | Sublimation type thermal transfer recording image receptor manufacturing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6223791A JPS6223791A (en) | 1987-01-31 |
| JPH0712740B2 true JPH0712740B2 (en) | 1995-02-15 |
Family
ID=15773401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60163412A Expired - Lifetime JPH0712740B2 (en) | 1985-07-24 | 1985-07-24 | Sublimation type thermal transfer recording image receptor manufacturing method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0712740B2 (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58148794A (en) * | 1982-03-02 | 1983-09-03 | Jujo Paper Co Ltd | Thermal recording sheet |
| JPS58212994A (en) * | 1982-06-07 | 1983-12-10 | Sony Corp | Photographic paper for sublimation transfer type color hard copy |
| JPS5925213A (en) * | 1982-05-14 | 1984-02-09 | サンガモ・ウエストン・インコ−ポレ−テツド | Solid dielectric condenser and method of producing same |
| JPS5978896A (en) * | 1982-10-28 | 1984-05-07 | Mitsubishi Chem Ind Ltd | Coloring matter for heat-sensitive transfer recording |
| JPS59133098A (en) * | 1983-01-19 | 1984-07-31 | Matsushita Electric Ind Co Ltd | Image-receiving body for sublimation-type heat-sensitive recording |
-
1985
- 1985-07-24 JP JP60163412A patent/JPH0712740B2/en not_active Expired - Lifetime
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58148794A (en) * | 1982-03-02 | 1983-09-03 | Jujo Paper Co Ltd | Thermal recording sheet |
| JPS5925213A (en) * | 1982-05-14 | 1984-02-09 | サンガモ・ウエストン・インコ−ポレ−テツド | Solid dielectric condenser and method of producing same |
| JPS58212994A (en) * | 1982-06-07 | 1983-12-10 | Sony Corp | Photographic paper for sublimation transfer type color hard copy |
| JPS5978896A (en) * | 1982-10-28 | 1984-05-07 | Mitsubishi Chem Ind Ltd | Coloring matter for heat-sensitive transfer recording |
| JPS59133098A (en) * | 1983-01-19 | 1984-07-31 | Matsushita Electric Ind Co Ltd | Image-receiving body for sublimation-type heat-sensitive recording |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6223791A (en) | 1987-01-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| EXPY | Cancellation because of completion of term |