JPH01141788A - Thermal transfer recording material - Google Patents

Thermal transfer recording material

Info

Publication number
JPH01141788A
JPH01141788A JP62301377A JP30137787A JPH01141788A JP H01141788 A JPH01141788 A JP H01141788A JP 62301377 A JP62301377 A JP 62301377A JP 30137787 A JP30137787 A JP 30137787A JP H01141788 A JPH01141788 A JP H01141788A
Authority
JP
Japan
Prior art keywords
thermal transfer
transfer recording
recording layer
heat
pts
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.)
Granted
Application number
JP62301377A
Other languages
Japanese (ja)
Other versions
JP2722466B2 (en
Inventor
Jiro Watanabe
二郎 渡辺
Noriyuki Ito
典之 伊藤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toppan Inc
Original Assignee
Toppan Printing Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Toppan Printing Co Ltd filed Critical Toppan Printing Co Ltd
Priority to JP62301377A priority Critical patent/JP2722466B2/en
Priority to DE19883877989 priority patent/DE3877989T2/en
Priority to EP19880104285 priority patent/EP0283025B1/en
Publication of JPH01141788A publication Critical patent/JPH01141788A/en
Priority to US07/534,357 priority patent/US5019452A/en
Application granted granted Critical
Publication of JP2722466B2 publication Critical patent/JP2722466B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41MPRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/40Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used characterised by the base backcoat, intermediate, or covering layers, e.g. for thermal transfer dye-donor or dye-receiver sheets; Heat, radiation filtering or absorbing means or layers; combined with other image registration layers or compositions; Special originals for reproduction by thermography
    • B41M5/42Intermediate, backcoat, or covering layers
    • B41M5/423Intermediate, backcoat, or covering layers characterised by non-macromolecular compounds, e.g. waxes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41MPRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/382Contact thermal transfer or sublimation processes
    • B41M5/392Additives, other than colour forming substances, dyes or pigments, e.g. sensitisers, transfer promoting agents
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41MPRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/382Contact thermal transfer or sublimation processes
    • B41M5/392Additives, other than colour forming substances, dyes or pigments, e.g. sensitisers, transfer promoting agents
    • B41M5/395Macromolecular additives, e.g. binders
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41MPRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00Duplicating or marking methods; Sheet materials for use therein
    • B41M5/50Recording sheets characterised by the coating used to improve ink, dye or pigment receptivity, e.g. for ink-jet or thermal dye transfer recording
    • B41M5/52Macromolecular coatings
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41MPRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/40Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used characterised by the base backcoat, intermediate, or covering layers, e.g. for thermal transfer dye-donor or dye-receiver sheets; Heat, radiation filtering or absorbing means or layers; combined with other image registration layers or compositions; Special originals for reproduction by thermography
    • B41M5/41Base layers supports or substrates
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41MPRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/40Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used characterised by the base backcoat, intermediate, or covering layers, e.g. for thermal transfer dye-donor or dye-receiver sheets; Heat, radiation filtering or absorbing means or layers; combined with other image registration layers or compositions; Special originals for reproduction by thermography
    • B41M5/42Intermediate, backcoat, or covering layers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41MPRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00Duplicating or marking methods; Sheet materials for use therein
    • B41M5/50Recording sheets characterised by the coating used to improve ink, dye or pigment receptivity, e.g. for ink-jet or thermal dye transfer recording
    • B41M5/52Macromolecular coatings
    • B41M5/5218Macromolecular coatings characterised by inorganic additives, e.g. pigments, clays
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41MPRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00Duplicating or marking methods; Sheet materials for use therein
    • B41M5/50Recording sheets characterised by the coating used to improve ink, dye or pigment receptivity, e.g. for ink-jet or thermal dye transfer recording
    • B41M5/52Macromolecular coatings
    • B41M5/5227Macromolecular coatings characterised by organic non-macromolecular additives, e.g. UV-absorbers, plasticisers, surfactants
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41MPRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00Duplicating or marking methods; Sheet materials for use therein
    • B41M5/50Recording sheets characterised by the coating used to improve ink, dye or pigment receptivity, e.g. for ink-jet or thermal dye transfer recording
    • B41M5/52Macromolecular coatings
    • B41M5/5254Macromolecular coatings characterised by the use of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. vinyl polymers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41MPRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00Duplicating or marking methods; Sheet materials for use therein
    • B41M5/50Recording sheets characterised by the coating used to improve ink, dye or pigment receptivity, e.g. for ink-jet or thermal dye transfer recording
    • B41M5/52Macromolecular coatings
    • B41M5/5263Macromolecular coatings characterised by the use of polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • B41M5/5272Polyesters; Polycarbonates
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41MPRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00Duplicating or marking methods; Sheet materials for use therein
    • B41M5/50Recording sheets characterised by the coating used to improve ink, dye or pigment receptivity, e.g. for ink-jet or thermal dye transfer recording
    • B41M5/52Macromolecular coatings
    • B41M5/529Macromolecular coatings characterised by the use of fluorine- or silicon-containing organic compounds

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)

Abstract

PURPOSE:To make the stable recording of an image possible by laminating the second thermal transfer recording layer consisting of a specific heat-melting substance, a color developing agent and a lubricant on the first thermal transfer recording layer consisting of wax as a main component provided on a heat- resistant support. CONSTITUTION:The first thermal transfer recording layer consisting of wax as a main component is formed on a heat-resistant support such as polyester film. Next, the second thermal transfer recording layer composed of a heat- melting substance with a glass transition temperature of 50-110 deg.C, a coloring agent and a lubricant as main components is laminated on the recording layer to obtain a thermal transfer recording material. The preferable mixture ratio of the first transfer recording layer is 70-100 pts.wt. of wax for a total 100 pts.wt. of the solid. In addition, the second thermal transfer recording layer should preferably consist of 10-30 pts.wt. of coloring agent, 40-80 pts.wt. of thermoplastic resin 30 pts.wt. of lubricant for a total 100 pts.wt. of the solid.

Description

【発明の詳細な説明】 〈産業上の利用分野〉 本発明は、プラスチックなどの基体上に転写することが
できる熱転写材に関するものであり、特に、耐薬品性と
機械的強度等の緒特性に優れる転写画像の形成が可能な
熱転写記録材に関するものである。
[Detailed Description of the Invention] <Industrial Field of Application> The present invention relates to a thermal transfer material that can be transferred onto a substrate such as plastic, and in particular, it has excellent properties such as chemical resistance and mechanical strength. The present invention relates to a thermal transfer recording material capable of forming excellent transferred images.

〈従来およびその問題点〉 感熱記録方式は簡単な機構で、乾式で、且つ、メンテナ
ンスフリー等の利点がある為、ファクシミリや各種プリ
ンター分野で広く利用されている。
<Conventional methods and their problems> The thermal recording method has advantages such as a simple mechanism, dry type, and maintenance-free operation, so it is widely used in the fields of facsimiles and various printers.

最近、この感熱記録方式を利用し、祇以外の基体上、例
えばプラスチックなどの基体上に可視情報を印刷する用
途が増加している。その方法として直接感熱記録と、熱
転写記録がある。直接感熱記録としては、ロイコ染料を
用いた感熱記録媒体が提案(特開昭59−199285
号)、実用化されている。
Recently, there has been an increase in the use of this thermal recording method to print visible information on substrates other than paper, such as plastic substrates. There are two methods for this: direct thermal recording and thermal transfer recording. For direct thermal recording, a thermal recording medium using leuco dye was proposed (Japanese Patent Application Laid-open No. 59-199285
No.) has been put into practical use.

しかしながら、この媒体はロイコ染料を用いている為記
録後の画像の信鯨性、例えば加熱による再発色、光によ
る変退色、及び長期保存安定性がないという問題をかか
えている。この問題を解決する方法として、金属蒸着膜
を用いた感熱記録媒体が提案されている(特開昭594
99284 号)、この提案においては、値かに、」−
記の欠点は改良されているが、印字エネルギ・−が高い
、印刷するのに時間がかかる、又、記録層が金属の蒸着
膜である為、非画像部と画像部のコントラストかない、
地肌が金属色であるので、白色度がない等の欠点をもっ
ている。その為、その利用分野は特殊用途に限定されて
しまう、そして、このように直接感熱記録タイプは記録
材自体に欠点がある為、用途が限定され、又、記録方式
からモノカラーの可視情報しか得られない。一方、熱転
写記録は、例えばプラスチック基体上に多孔質のインク
吸収層を設けて成る被転写媒体上にワックス等の熱溶融
インク層から成る熱転写材を重ね合せて転写・印刷する
方法であり、熱転写材のインク層の着色剤をかえて塗り
分けることによって、フルカラーの可視情報を印刷する
ことができる。しかし、画像部を手でこすったりすると
尾を引いたりして汚れが発生する為、記録後の画像の信
頼性に欠ける。もし、記録後の画像の安定性が改良され
れば、用途に限定されず、利用分野が広がり望ましい、
〈問題点を解決するための手段〉 本発明は以上のよ・うな事情に鑑み成されたものであり
、その目的とするところは、サーマルヘッド等の熱媒体
によってプラスチック等の被転写体上に、カラーの可視
情報を記録することができ、かつ、安定性に優れた画像
の記録が可能な熱転写記録材を捷供することにある。
However, since this medium uses leuco dye, it has the problems of image quality after recording, such as recoloring due to heating, discoloration and fading due to light, and lack of long-term storage stability. As a method to solve this problem, a heat-sensitive recording medium using a metal vapor-deposited film has been proposed (Japanese Unexamined Patent Publication No. 594
No. 99284), in this proposal, the value
Although the above drawbacks have been improved, the printing energy is high, it takes time to print, and since the recording layer is a metal vapor deposited film, there is no contrast between the non-image area and the image area.
Since the background is metallic, it has drawbacks such as a lack of whiteness. For this reason, its field of use is limited to special applications, and the direct heat-sensitive recording type has shortcomings in the recording material itself, so its applications are limited, and the recording method only allows for monochrome visible information. I can't get it. On the other hand, thermal transfer recording is a method of transferring and printing by overlaying a thermal transfer material consisting of a layer of heat-melting ink such as wax on a transfer medium consisting of a porous ink absorbing layer provided on a plastic substrate. By using different colorants in the ink layer of the material, full-color visible information can be printed. However, if the image area is rubbed by hand, it will leave marks and stains, resulting in a lack of reliability in the recorded image. If the stability of images after recording could be improved, it would be desirable to expand the field of use and not be limited to specific applications.
<Means for Solving the Problems> The present invention has been made in view of the above-mentioned circumstances, and its purpose is to transfer images onto a transfer material such as plastic using a heat medium such as a thermal head. The object of the present invention is to provide a thermal transfer recording material capable of recording color visible information and recording images with excellent stability.

上記目的は、耐熱性のある支持体上体上に、ワックスを
主成分とする第2熱転写記録層および着色剤、ガラス転
移温度が50℃から100°Cの範囲にある熱溶融性物
質および滑剤を主成分とする第2熱転写記録層をこの順
序で少なくとも設けて成る熱転写記録材により達成する
ことができる。
The above purpose is to provide a heat-resistant support upper body with a second thermal transfer recording layer mainly composed of wax, a colorant, a heat-melting substance with a glass transition temperature in the range of 50°C to 100°C, and a lubricant. This can be achieved by a thermal transfer recording material comprising at least a second thermal transfer recording layer containing as main components in this order.

以下、本発明である熱転写記録材について詳細に説明す
る。
Hereinafter, the thermal transfer recording material of the present invention will be explained in detail.

本発明にある熱転写記録材は、前述の如(、プラスチッ
ク等の支持体上にワックスを主成分とする第1熱転写記
録層と該記録層上に着色剤、熱可塑性樹脂である熱溶融
性物質および滑剤から成る第2熱転写記録層を少なくと
も設けて成る。
The thermal transfer recording material according to the present invention has a first thermal transfer recording layer containing wax as a main component on a support such as plastic, and a coloring agent and a heat-melting material such as a thermoplastic resin on the recording layer. and a second thermal transfer recording layer comprising a lubricant.

本発明である熱転写記録材を用いた記録においては、ま
ずサーマルヘッド等の熱媒体によって熱転写記録層であ
る第2熱転写記録層の熱可塑性樹脂がゴム状流動状態以
上の温度に加熱される。その時に熱的に粘着性が付与さ
れた第2熱転写記録層がプラスチック等の被転写体へ熱
的に接着し、転写記録される。それ以下の温度の時は転
写記録されない、ここで、第2熱転写記録層が直接支持
体と接している場合 (第1熱転写記録層がない場合)には、熱可塑性樹脂が
ゴム状流動状態以上の温度に加熱されている為、熱的に
粘着性がでてきて記録剤の支持体との接着性が増す為に
、転写記録される際、剥離が悪くなる。
In recording using the thermal transfer recording material of the present invention, first, the thermoplastic resin of the second thermal transfer recording layer, which is the thermal transfer recording layer, is heated to a temperature above a rubber-like fluid state by a thermal medium such as a thermal head. At this time, the second thermal transfer recording layer to which thermal tackiness has been imparted is thermally adhered to the object to be transferred, such as plastic, and transfer recording is performed. If the temperature is lower than that, transfer recording will not be performed.Here, if the second thermal transfer recording layer is in direct contact with the support (in the absence of the first thermal transfer recording layer), the thermoplastic resin will be in a rubber-like fluid state or higher. Since the recording material is heated to a temperature of , it becomes thermally sticky and the adhesion of the recording material to the support increases, making it difficult to peel off during transfer recording.

この現象を改善するために、本発明においては、熱溶融
粘度が低く、支持体との接着性が弱いワックスを主成分
とする第1熱転写記録層を設けである。それによって、
熱転写記録する際の支持体との剥離性が極めて良くなる
In order to improve this phenomenon, the present invention provides a first thermal transfer recording layer whose main component is wax, which has a low hot melt viscosity and weak adhesion to the support. Thereby,
The releasability from the support during thermal transfer recording is extremely improved.

上記の記録が達成される為の本発明である熱転写記録材
について具体例を用いて説明する。
The thermal transfer recording material of the present invention for achieving the above recording will be explained using a specific example.

本発明の第1熱転写記録層は、前述の如(、第2熱転写
記録層の熱転写記録する際の支持体との剥離性を付与す
る為に設けてあり、その主成分はワックスであり、第1
熱転写記録層中の全固形分に対して70重量パーセント
以上含有することが好ましい、具体例をもって示せば、
パラフィンワックス、カルナバワックス、モンタンワッ
クス、高級脂肪酸、高級アルコール、高級脂肪酸エステ
ル、および高級脂肪酸アミド等の60〜120℃の融点
をもつ物質である。
The first thermal transfer recording layer of the present invention is provided to provide releasability from the support during thermal transfer recording of the second thermal transfer recording layer, and its main component is wax. 1
It is preferable that the content is 70% by weight or more based on the total solid content in the thermal transfer recording layer.
These substances have a melting point of 60 to 120°C, such as paraffin wax, carnauba wax, montan wax, higher fatty acids, higher alcohols, higher fatty acid esters, and higher fatty acid amides.

本発明の第2熱転写記録層は着色剤、滑剤および熱溶融
性物としてガラス転移点が50〜110℃の熱可塑性樹
脂を主成分として成り立っている。熱可塑性樹脂のガラ
ス転移点を特定したのは、上限ガラス転移点はサーマル
ヘッド適正、下限ガラス転移点は転写記録された画像の
耐久性からである。
The second thermal transfer recording layer of the present invention is mainly composed of a colorant, a lubricant, and a thermoplastic resin having a glass transition point of 50 to 110 DEG C. as a heat-fusible material. The glass transition point of the thermoplastic resin was determined because the upper limit glass transition point is appropriate for the thermal head, and the lower limit glass transition point is based on the durability of the transferred and recorded image.

通常サーマルへラドの使用条件は300〜400℃、数
−3であり、静的な温度に換算すると約130℃、5秒
となる。前記の如く、熱可塑性樹脂を熱溶融性物として
用いた熱転写記録材の被転写体への熱転写記録は転写記
録層がゴム状流動状態以上の温度がかかった時に熱転写
記録され、それ以下の温度では熱転写記録されない、こ
れ等2つの知見から通常の印字条件(サーマルヘッドの
寿命を極端に低下させない印字エネルギー範囲)で熱転
写記録可能なガラス転移点の上限は110°Cであった
。下限のガラス転移点を50℃以上に設定した理由は、
本発明の目的である被転写体へ熱転写記録された画像の
安定性を重視した為である。熱転写記録された画像の安
定性とは、例えば通常使用する環境下において、手でこ
すったりして尾引きを発生しないことである。従来の熱
転写記録材に使用されている熱溶融性物質は、例えばワ
ックス又は低融点の熱可塑性樹脂が使用されており、こ
れ等のものは、プラスチック上に熱転写記録したものを
手でこすると尾引きを発生する0本発明においてはこの
尾引きの発生をなくすことができる熱可塑性樹脂として
、その熱可塑性樹脂のガラス転移点を50°C以上とし
、更にガラス転移点が50℃〜110″Cの熱可塑性樹
脂の中から、ポリエステル系樹脂3、塩ビ系樹脂、アク
リル系樹脂、並びにビニル系樹脂を選択することにより
、被転写材へ熱転写・記録された画像への耐薬品性の付
与をも可能とした。
Normally, the conditions for using a thermal heater are 300 to 400°C, several -3, and when converted to static temperature, it is about 130°C and 5 seconds. As mentioned above, thermal transfer recording using a thermal transfer recording material using a thermoplastic resin as a heat-melting material is carried out when the temperature of the transfer recording layer is higher than the rubber-like fluid state, and when the temperature is lower than that temperature. Based on these two findings, the upper limit of the glass transition temperature at which thermal transfer recording is possible under normal printing conditions (printing energy range that does not significantly reduce the life of the thermal head) is 110°C. The reason why the lower limit glass transition point was set at 50°C or higher was as follows.
This is because the object of the present invention is to emphasize the stability of the image thermally transferred onto the transfer target. The stability of a thermal transfer recorded image means that, for example, it does not cause trailing when rubbed by hand under a normal usage environment. The heat-melting substances used in conventional thermal transfer recording materials include, for example, wax or low-melting thermoplastic resins, and these materials do not cause tailings when thermally transferred onto plastic and are rubbed by hand. In the present invention, as a thermoplastic resin that can eliminate the occurrence of trailing, the thermoplastic resin has a glass transition point of 50°C or higher, and further has a glass transition point of 50°C to 110''C. By selecting polyester resin 3, vinyl chloride resin, acrylic resin, and vinyl resin from thermoplastic resins, it is possible to impart chemical resistance to the image thermally transferred and recorded onto the transfer material. made possible.

このような熱可塑性樹脂を具体例をもって示せば、例え
ば、ポリエステル系樹脂としては飽和ポリエステル樹脂
、塩ビ系樹脂としてはポリ塩化ビニル樹脂、ポリ塩酢ビ
樹脂、アクリル系樹脂としてはポリアクリル系メチル、
ポリアクリル酸−2−ナフチル、ポリメタクリル酸メチ
ル、ポリメタクリル酸エチル、ポリメタクリル酸−も−
ブチル、ポリメタクリル酸フェニル、メタクリル酸メチ
ルとメタクリル酸アルキルのエボリマー(但し、アルキ
ル基の炭素は2〜6個)、ポリメチルクロロアクリレー
ト、アクリルースチレンエボリマー、およびビニル系樹
脂としては、ポリスチレン、ポリジビニルベンゼン、ポ
リビニルトルエン、スチレンーブタジエンエボリマー等
をあげることができる。
Specific examples of such thermoplastic resins include saturated polyester resins for polyester resins, polyvinyl chloride resins and polychlorinated vinyl acetate resins for vinyl chloride resins, and methyl polyacrylic resins for acrylic resins.
2-naphthyl polyacrylate, polymethyl methacrylate, polyethyl methacrylate, polymethacrylic acid mo-
Butyl, polyphenyl methacrylate, evolimer of methyl methacrylate and alkyl methacrylate (however, the alkyl group has 2 to 6 carbon atoms), polymethylchloroacrylate, acrylic-styrene evolimer, and vinyl resins include polystyrene, Examples include polydivinylbenzene, polyvinyltoluene, styrene-butadiene volimer, and the like.

本発明である熱転写記録材の第2の熱転写記録層の成分
である滑剤は、熱転写するときの転写性及び熱転写記録
された画像の耐摩耗性向上の為に必要な成分である。上
記滑剤の添加は熱転写記録された画像の耐摩耗性の向上
が計られ、スクラッチ等のヒラカキによる画像の破損が
なく、消しゴム等の摩耗による耐久性が付与される。
The lubricant, which is a component of the second thermal transfer recording layer of the thermal transfer recording material of the present invention, is a necessary component for improving transferability during thermal transfer and abrasion resistance of images recorded by thermal transfer. Addition of the above-mentioned lubricant improves the abrasion resistance of images recorded by thermal transfer, prevents damage to the images due to scratches and other irregularities, and provides durability against abrasion caused by erasers and the like.

本発明の使用する滑剤を具体例をもって示せば、例えば
テフロンパウダー、ポリエチレンパウダー、動物系、植
物系、鉱物系および石油系等の天然ワックス、合成炭化
水素系、変性ワックス系、脂肪族アルコールと酸系、脂
肪酸エステルとグリセライド系、水素化ワックス系、合
成ケトン、アミン及びアマイド系、塩素化炭化水素系、
合成初動ロウ系、アルフォーオレフィン・ワックス系等
の合成ワックス、及びステリアン酸亜鉛等の高級脂肪酸
の金属塩等をあげることができる。
Specific examples of lubricants used in the present invention include Teflon powder, polyethylene powder, animal-based, vegetable-based, mineral-based and petroleum-based natural waxes, synthetic hydrocarbon-based, modified wax-based, aliphatic alcohols and acids. type, fatty acid ester and glyceride type, hydrogenated wax type, synthetic ketone, amine and amide type, chlorinated hydrocarbon type,
Examples include synthetic waxes such as synthetic initial waxes and alpha-olefin waxes, and metal salts of higher fatty acids such as zinc stearate.

本発明の記録材の第2転写記録層の成分である着色剤は
、可視化する為に必要なものであり、着色剤の種類をか
えることによって、カラーの可視像を得ることができる
通常使用されている染料及び顔料等の着色材を用いるこ
とができる。転写記録された画像の耐候性を考慮すれば
、無機および有機顔料が好ましい、具体的には下記のも
のが挙げられる。即ち、酸化チタン、炭酸カルシウム、
ハンザイエロー、オイルエフ−2G、カーボンブラツク
、オイルブラック、ピラゾロンオレンジ、オイルレッド
、ベンガラ、アンスラキノンバイオレット、フタロシア
ニンブルー、フタロシアニングリーン、アルミ粉、ブロ
ンズ粉、パールエツセンス、磁性粉等が用いられる。
The colorant, which is a component of the second transfer recording layer of the recording material of the present invention, is necessary for visualization, and by changing the type of colorant, a colored visible image can be obtained. Colorants such as dyes and pigments that have been described can be used. In consideration of the weather resistance of the transferred and recorded image, inorganic and organic pigments are preferred, and specific examples include the following. Namely, titanium oxide, calcium carbonate,
Hansa yellow, Oil F-2G, carbon black, oil black, pyrazolone orange, oil red, red iron, anthraquinone violet, phthalocyanine blue, phthalocyanine green, aluminum powder, bronze powder, pearl essence, magnetic powder, etc. are used.

本発明の第2転写記録層の組成比は、固形分総1110
0重量部に対して熱可塑性樹脂が40〜80重量部、着
色剤が10〜30重量部、滑剤が30重量部以下である
The composition ratio of the second transfer recording layer of the present invention is a total solid content of 1110
With respect to 0 parts by weight, the thermoplastic resin is 40 to 80 parts by weight, the colorant is 10 to 30 parts by weight, and the lubricant is 30 parts by weight or less.

本発明の第2転写記録層には上記成分の他、各種添加剤
を含有せしめても、何等本発明の特性を損うことはない
Even if the second transfer recording layer of the present invention contains various additives in addition to the above-mentioned components, the characteristics of the present invention will not be impaired in any way.

但し、その添加量は、上記成分100重量部に対して0
〜10重量部である。
However, the amount added is 0 per 100 parts by weight of the above components.
~10 parts by weight.

本発明の熱転写記録材に用いられる支持体は耐熱強度を
有17、寸法安定性及び表面平滑性の高い支持体であれ
ばいずれをも使用することはaJ能であるが、好ましく
は2〜10μmのポリエステルフィルムの裏面にサー・
マルヘッドへのステッキングを防止する層を設けて成る
ものが用いられる。
The support used in the thermal transfer recording material of the present invention can be any support that has heat resistance strength, dimensional stability, and surface smoothness, but preferably has a thickness of 2 to 10 μm. There is a sir on the back side of the polyester film.
A layer provided with a layer that prevents sticking to the multihead is used.

本発明である熱転写記録材の製造方法はまず、ポリエス
テルフィルム等の支持体上に第1熱転写記録層をホット
メルト又はソルベントコーティング法により塗布、乾燥
して得る。次に、その層上にあらかじめ、着色剤、熱可
塑性樹脂および滑剤を主体とする熱転写記録組成物を適
当な溶剤により均−分散又は溶解して成る第2熱転写記
録用塗液をバー塗布、ブレード塗布、エアナイフ塗布、
グラビア塗布、又はロールコーティング塗布等のソルベ
ントコーティング法により塗布乾燥して第2熱転写記録
層を設けることにより本発明の熱転写記録材を製造する
ことができる。
In the method for producing a thermal transfer recording material according to the present invention, first, a first thermal transfer recording layer is coated on a support such as a polyester film by a hot melt or solvent coating method, and then dried. Next, a second thermal transfer recording coating liquid, which is prepared by uniformly dispersing or dissolving a thermal transfer recording composition mainly consisting of a colorant, a thermoplastic resin, and a lubricant in a suitable solvent, is applied onto the layer using a bar and a blade. coating, air knife coating,
The thermal transfer recording material of the present invention can be manufactured by coating and drying by a solvent coating method such as gravure coating or roll coating to provide a second thermal transfer recording layer.

〈発明の効果〉 以上記述した如く、本発明である熱転写記録材は、ザー
マルヘッド等の熱媒体によりて、プラスチック等の被転
写上に、媒体の支持体との剥離性が良好で、かつ被転写
体への接着が良好な転写画像を印字することができる。
<Effects of the Invention> As described above, the thermal transfer recording material of the present invention has good peelability from the support of the medium and can be transferred onto a transfer target such as plastic by a thermal medium such as a thermal head. It is possible to print a transfer image that has good adhesion to the body.

また、カラー表示、モノクロ表示等の基本的特性を備え
ると共に、被転写材へ熱転写記録された画像の耐久性を
付与することができ、もって今までの熱転写記録材が進
出できなかった分野、例えばプラスチック等への記録、
偽造防止の必要なカード類、シールレス定期券等の可変
情報の記録、プリペイドカード類の残高表示媒体への記
録材として、きわめて広い応用分野に利用することがで
きる。
In addition to providing basic characteristics such as color display and monochrome display, it is also possible to impart durability to images recorded by thermal transfer onto the transfer material, which allows it to be used in fields where conventional thermal transfer recording materials have not been able to enter, such as Recording on plastic, etc.
It can be used in a wide range of applications, such as recording variable information on cards that require counterfeit prevention, sticker-less commuter passes, etc., and as a recording material for balance display media for prepaid cards.

〈実施例〉 以下、本発明の実施例を示す。なお各実施例中「部」は
重量部を意味する。
<Examples> Examples of the present invention will be shown below. In each example, "part" means part by weight.

〈実施例1〉 あらかじめ裏面にスティンキング防止層を設けて成る6
μのポリエステルフィルム上にホレトメルトコーティン
グ(フレキソ印刷)により 1.5g/ポになるように
カルナバワックスを塗布し、第1熱転写記録層を形成し
た。その層上に下記組成から成る塗液をサンドミルにて
1時間粉砕・分散して第2熱転写記録層塗液とし、乾燥
重量が2.0g / nfになるようにバーコードによ
り塗布乾燥して第2熱転写記録層を形成して熱転写シー
トを得た。
<Example 1> A stinking prevention layer is provided on the back side in advance 6
Carnauba wax was applied onto a polyester film of 1.5 g/po by Holetomelt coating (flexo printing) to form a first thermal transfer recording layer. On this layer, a coating liquid having the composition shown below was ground and dispersed in a sand mill for 1 hour to obtain a second thermal transfer recording layer coating liquid.The coating liquid was coated with a bar code to a dry weight of 2.0 g/nf and dried. Two thermal transfer recording layers were formed to obtain a thermal transfer sheet.

第2熱転写記録層塗液の組成 〈実施例2〉 第1w!、転写記録層塗液の組成 第2熱転写記録層塗液の組成 上記組成から成る第1熱転写記録層塗液をペイントコン
ディジゴナ−にて1時間粉砕分散して、乾燥重量が1.
0 g / rTfになるように、あらかじめ裏面に耐
熱処理した4μのポリエステルフィルムの表面上にワイ
ヤーバーにて塗布乾燥して第1熱転写記録層を形成した
。次に、その層上にあらかじめサンドミルにて粉砕・分
散して成る第2熱転写記録層塗液を、乾燥重量が3.0
g/ボになるようにワイヤーバーにて塗布・乾燥して第
2熱転写記録層形成して熱転写シートを得た。
Composition of second thermal transfer recording layer coating liquid <Example 2> 1st w! Composition of Transfer Recording Layer Coating Liquid Composition of Second Thermal Transfer Recording Layer Coating Liquid The first thermal transfer recording layer coating liquid having the above composition was pulverized and dispersed in a paint conditioner for 1 hour until the dry weight was 1.
A first thermal transfer recording layer was formed by coating and drying with a wire bar onto the surface of a 4μ polyester film whose back surface had been heat-resistant treated in advance so as to have a film density of 0 g/rTf. Next, a coating liquid for a second thermal transfer recording layer, which has been previously crushed and dispersed in a sand mill, is applied onto the layer to a dry weight of 3.0.
A second thermal transfer recording layer was formed by coating and drying with a wire bar to give a thermal transfer sheet.

〈比較例〉 実施例1の第2熱転写記録層の熱溶融性物質である飽和
ポリエステル樹脂(Tg−65℃)を低融点ポリエステ
ル(Tg=5℃)に変えた以外は実施例1と同様にして
熱転写シートを得た。
<Comparative Example> The same procedure as in Example 1 was carried out except that the saturated polyester resin (Tg - 65°C), which was the heat-melting substance of the second thermal transfer recording layer in Example 1, was changed to a low melting point polyester (Tg = 5°C). A thermal transfer sheet was obtained.

〈実施例I〜2および比較例の評価〉 得られた熱転写シートを東芝製ザーマルシェミレータ・
−(印字条件、印加電力0.4w /dot 、パルス
幅2.5ms  ON / OFF )にて250 I
lの塩ビシート(被転写体)上に熱転写したところ、実
施例および比較例とも鮮明な画像が形成された。又、転
写記録された画像の耐久性を評価した。その結果を表1
に示す。
<Evaluation of Examples I to 2 and Comparative Examples> The obtained thermal transfer sheet was transferred to a Toshiba thermal chemulator.
- 250 I under (printing conditions, applied power 0.4w/dot, pulse width 2.5ms ON/OFF)
When the images were thermally transferred onto a PVC sheet (subject to transfer) of No. 1, clear images were formed in both Examples and Comparative Examples. Furthermore, the durability of the transferred and recorded image was evaluated. Table 1 shows the results.
Shown below.

表1から明らかなように本発明である熱転写記録材は比
較例で得られなかった、記録後の画像の耐久性(熱可塑
性性、耐摩性、耐スクラッチ性、および耐薬品性)を具
備した優れた熱転軍記ti画像を得ることができた。
As is clear from Table 1, the thermal transfer recording material of the present invention had the durability of the recorded image (thermoplasticity, abrasion resistance, scratch resistance, and chemical resistance) that was not obtained in the comparative example. It was possible to obtain an excellent heat transfer record ti image.

第1表 ※1 0.40μ/dat 、  2.5ms ON 
10FFの印字条件の時の転写記録性 ○印は、きれいに転写記録されている。×印は、かすれ
て転写記録されている。
Table 1 *1 0.40μ/dat, 2.5ms ON
Transfer recording performance under the printing condition of 10FF. The x mark indicates a faded transfer recording.

※220℃、60%R11下でプラスチック消しゴム圧
着(200g /c+り 、2 ケ月間放置後の記録面
の状態 O印は変化しない、X印は画像移行及び強度の劣化があ
る。
*Plastic eraser pressure bonding at 220°C and 60% R11 (200 g/c+). Condition of the recording surface after being left for 2 months. O marks indicate no change, X marks indicate image migration and deterioration of strength.

※3 水及びエタノール3分間浸漬後の記録面の状態。*3 Condition of recording surface after immersion in water and ethanol for 3 minutes.

O印は変化しない、X印は溶出および強度の劣化がある
O marks indicate no change, and X marks indicate dissolution and deterioration of strength.

※4 プラスチックの消しゴムによって通常の力で50
回こすった時の画像部の消色性。
*4 50 with normal force using a plastic eraser
Discoloration of the image area when rubbed twice.

○印は画像かのこっている。X印は画像部分が消えてい
る。
The ○ mark indicates an image. The image part of the X mark has disappeared.

呆5 通常の力で爪でこすった時の画像部分の尾引きの
度合。
5: Degree of trailing on the image area when rubbed with a fingernail with normal force.

○印は尾引きがない、x印は尾引きがある。○ marks have no trailing, and x marks have trailing.

特  許  出  願  人 凸版印刷株式会社 代表者 鈴木和夫Patent applicant Toppan Printing Co., Ltd. Representative: Kazuo Suzuki

Claims (3)

【特許請求の範囲】[Claims] (1)耐熱性のある支持体上にワックスを主成分とする
第1熱転写記録層および着色剤、ガラス転移温度が50
℃から110℃の範囲にある熱溶融性物質および滑剤を
主成分とする第2熱転写記録層がこの順序で少なくとも
設けてあることを特徴とする熱転写記録材。
(1) A first thermal transfer recording layer containing wax as a main component and a colorant on a heat-resistant support, with a glass transition temperature of 50
A thermal transfer recording material comprising at least a second thermal transfer recording layer containing a heat-fusible substance and a lubricant as main components in the range of 110°C to 110°C in this order.
(2)第2熱転写記録層の固形分総量100重量記対し
て着色材が10〜30重量部、熱可塑性樹脂40〜80
重量部および滑剤が30重量部以下である特許請求の範
囲第1項記載の熱転写記録材。
(2) 10 to 30 parts by weight of the colorant and 40 to 80 parts by weight of the thermoplastic resin based on 100 parts by weight of the total solid content of the second thermal transfer recording layer.
The thermal transfer recording material according to claim 1, wherein the parts by weight and the lubricant are 30 parts by weight or less.
(3)第1熱転写記録層の固形分総量100重量部に対
してワックスが70〜100重量部である特許請求の範
囲第1項記載の熱転写記録材。
(3) The thermal transfer recording material according to claim 1, wherein the wax is contained in an amount of 70 to 100 parts by weight based on 100 parts by weight of the total solid content of the first thermal transfer recording layer.
JP62301377A 1987-03-18 1987-11-28 Thermal transfer recording material Expired - Lifetime JP2722466B2 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP62301377A JP2722466B2 (en) 1987-11-28 1987-11-28 Thermal transfer recording material
DE19883877989 DE3877989T2 (en) 1987-03-18 1988-03-17 THERMAL TRANSFER MATERIAL, RECORDING MATERIAL AND THERMAL TRANSFER RECORDING METHOD THAT CONTAINS THIS MATERIAL.
EP19880104285 EP0283025B1 (en) 1987-03-18 1988-03-17 Thermal transfer material, recording material and thermal transfer recording method using the same
US07/534,357 US5019452A (en) 1987-03-18 1990-06-06 Thermal transfer material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62301377A JP2722466B2 (en) 1987-11-28 1987-11-28 Thermal transfer recording material

Publications (2)

Publication Number Publication Date
JPH01141788A true JPH01141788A (en) 1989-06-02
JP2722466B2 JP2722466B2 (en) 1998-03-04

Family

ID=17896141

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62301377A Expired - Lifetime JP2722466B2 (en) 1987-03-18 1987-11-28 Thermal transfer recording material

Country Status (1)

Country Link
JP (1) JP2722466B2 (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02229086A (en) * 1989-03-01 1990-09-11 Konica Corp Thermal transfer recording medium
JPH0399885A (en) * 1989-09-14 1991-04-25 Toppan Printing Co Ltd Resin type thermal transfer recording material
JPH03266681A (en) * 1990-03-15 1991-11-27 Oike Ind Co Ltd Thermal transfer ribbon and decoration of character pattern formed by use of same
JPH03274187A (en) * 1990-03-23 1991-12-05 Toppan Printing Co Ltd Resin type thermal transfer recording material
JPH0422684A (en) * 1990-05-18 1992-01-27 Toppan Printing Co Ltd Resin base thermal transfer recording material
JPH091949A (en) * 1995-06-23 1997-01-07 Diafoil Co Ltd Thermal transfer ink ribbon
WO2006028073A1 (en) * 2004-09-07 2006-03-16 Hitachi Aic Inc. Chip component type light emitting device and wiring board for the same

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6137472A (en) * 1984-07-31 1986-02-22 Konishiroku Photo Ind Co Ltd Thermal transfer recording medium
JPS6268786A (en) * 1985-09-20 1987-03-28 Brother Ind Ltd Thermal transfer ribbon
JPS63162287A (en) * 1986-12-26 1988-07-05 Kao Corp Thermal transfer recording medium

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6137472A (en) * 1984-07-31 1986-02-22 Konishiroku Photo Ind Co Ltd Thermal transfer recording medium
JPS6268786A (en) * 1985-09-20 1987-03-28 Brother Ind Ltd Thermal transfer ribbon
JPS63162287A (en) * 1986-12-26 1988-07-05 Kao Corp Thermal transfer recording medium

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02229086A (en) * 1989-03-01 1990-09-11 Konica Corp Thermal transfer recording medium
JPH0399885A (en) * 1989-09-14 1991-04-25 Toppan Printing Co Ltd Resin type thermal transfer recording material
JPH03266681A (en) * 1990-03-15 1991-11-27 Oike Ind Co Ltd Thermal transfer ribbon and decoration of character pattern formed by use of same
JPH03274187A (en) * 1990-03-23 1991-12-05 Toppan Printing Co Ltd Resin type thermal transfer recording material
JPH0422684A (en) * 1990-05-18 1992-01-27 Toppan Printing Co Ltd Resin base thermal transfer recording material
JPH091949A (en) * 1995-06-23 1997-01-07 Diafoil Co Ltd Thermal transfer ink ribbon
WO2006028073A1 (en) * 2004-09-07 2006-03-16 Hitachi Aic Inc. Chip component type light emitting device and wiring board for the same
US7777238B2 (en) 2004-09-07 2010-08-17 Hitachi Aic Inc. Chip-type light emitting device and wiring substrate for the same

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