JPH01263170A - Ink for ink jet - Google Patents
Ink for ink jetInfo
- Publication number
- JPH01263170A JPH01263170A JP63092117A JP9211788A JPH01263170A JP H01263170 A JPH01263170 A JP H01263170A JP 63092117 A JP63092117 A JP 63092117A JP 9211788 A JP9211788 A JP 9211788A JP H01263170 A JPH01263170 A JP H01263170A
- Authority
- JP
- Japan
- Prior art keywords
- ink
- diacetamide
- printing
- paper
- solid
- 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
- ZSBDPRIWBYHIAF-UHFFFAOYSA-N N-acetyl-acetamide Natural products CC(=O)NC(C)=O ZSBDPRIWBYHIAF-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000007787 solid Substances 0.000 claims abstract description 6
- 238000007641 inkjet printing Methods 0.000 abstract 1
- 239000000976 ink Substances 0.000 description 47
- 238000010438 heat treatment Methods 0.000 description 10
- 239000000975 dye Substances 0.000 description 5
- 239000000049 pigment Substances 0.000 description 5
- 239000000203 mixture Substances 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 3
- 239000012528 membrane Substances 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- DLFVBJFMPXGRIB-UHFFFAOYSA-N Acetamide Chemical compound CC(N)=O DLFVBJFMPXGRIB-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- -1 aliphatic alcohols Chemical class 0.000 description 2
- 150000001408 amides Chemical class 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 150000002148 esters Chemical class 0.000 description 2
- 150000002170 ethers Chemical class 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- WRIDQFICGBMAFQ-UHFFFAOYSA-N (E)-8-Octadecenoic acid Natural products CCCCCCCCCC=CCCCCCCC(O)=O WRIDQFICGBMAFQ-UHFFFAOYSA-N 0.000 description 1
- LQJBNNIYVWPHFW-UHFFFAOYSA-N 20:1omega9c fatty acid Natural products CCCCCCCCCCC=CCCCCCCCC(O)=O LQJBNNIYVWPHFW-UHFFFAOYSA-N 0.000 description 1
- QSBYPNXLFMSGKH-UHFFFAOYSA-N 9-Heptadecensaeure Natural products CCCCCCCC=CCCCCCCCC(O)=O QSBYPNXLFMSGKH-UHFFFAOYSA-N 0.000 description 1
- ZQPPMHVWECSIRJ-UHFFFAOYSA-N Oleic acid Natural products CCCCCCCCC=CCCCCCCCC(O)=O ZQPPMHVWECSIRJ-UHFFFAOYSA-N 0.000 description 1
- 239000005642 Oleic acid Substances 0.000 description 1
- MRQIXHXHHPWVIL-ISLYRVAYSA-N Sudan I Chemical compound OC1=CC=C2C=CC=CC2=C1\N=N\C1=CC=CC=C1 MRQIXHXHHPWVIL-ISLYRVAYSA-N 0.000 description 1
- 230000005587 bubbling Effects 0.000 description 1
- 229940073532 candelilla wax Drugs 0.000 description 1
- 235000013868 candelilla wax Nutrition 0.000 description 1
- 239000004204 candelilla wax Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229950001902 dimevamide Drugs 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- IUJAMGNYPWYUPM-UHFFFAOYSA-N hentriacontane Chemical compound CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC IUJAMGNYPWYUPM-UHFFFAOYSA-N 0.000 description 1
- 150000002391 heterocyclic compounds Chemical class 0.000 description 1
- QXJSBBXBKPUZAA-UHFFFAOYSA-N isooleic acid Natural products CCCCCCCC=CCCCCCCCCC(O)=O QXJSBBXBKPUZAA-UHFFFAOYSA-N 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 150000003951 lactams Chemical class 0.000 description 1
- 150000002596 lactones Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 235000010187 litholrubine BK Nutrition 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- IPWFJLQDVFKJDU-UHFFFAOYSA-N pentanamide Chemical compound CCCCC(N)=O IPWFJLQDVFKJDU-UHFFFAOYSA-N 0.000 description 1
- 125000003367 polycyclic group Chemical group 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
- 239000004034 viscosity adjusting agent Substances 0.000 description 1
- 239000001993 wax Substances 0.000 description 1
Landscapes
- Inks, Pencil-Leads, Or Crayons (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明はインクジェットプリンタに使用するインクに関
する。さらにくわしくは、バブルジェットプリンタに使
用するインクに関する。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to inks used in inkjet printers. More specifically, it relates to ink used in bubble jet printers.
近年、インクジェットプリンタは高印字品位。 In recent years, inkjet printers have achieved high printing quality.
低騒音、小型化が容易１等の利点が有り、広く普及して
きた。しかし、常温で、良流動性の液体インクな使用す
るため、印字のニジミがある。It has the advantages of low noise and easy miniaturization, and has become widely used. However, because it uses a liquid ink with good fluidity at room temperature, there is some smearing in the print.
そこで、常温で固体インクを使用し、印字ヘッドを加熱
し、インクを液体化した状態で印字する方式が、特開昭
５５−５４５６８．５８−１０８２７１で提案されてい
る。Therefore, Japanese Patent Laid-Open No. 55-54568.58-108271 proposes a method in which solid ink is used at room temperature, the print head is heated, and the ink is liquefied before printing.
しかしながら、特開昭５５−５４３６８で提案されてい
る、インク媒体の融点が３０℃〜２００℃の脂肪族アル
コール類、エーテル類、エステル類、アミド類、ラクト
ン類、ラクタム類、芳香族アルコール類、エーテル類、
エステル類、アミド類、ケトン類、多環化合物、複素環
状化合物から選ばれる有機化合物を用いたインクは、バ
ブルジェットプリンタの印字ヘッド内の発熱素子の発熱
温度が４００℃以上になることを必要とする。しかし、
前述の発熱温度を安定して、発熱する発熱素子の開発は
困難である。また印字ヘッド及び、インク貯蔵部を加熱
維持するためのエネルギーが大きく、装置も大型化する
、という課題がある。However, aliphatic alcohols, ethers, esters, amides, lactones, lactams, aromatic alcohols, whose melting points are 30°C to 200°C, as proposed in JP-A-55-54368, ethers,
Inks using organic compounds selected from esters, amides, ketones, polycyclic compounds, and heterocyclic compounds require that the heating element in the print head of a bubble jet printer has a heat generation temperature of 400°C or higher. do. but,
It is difficult to develop a heating element that generates heat at a stable temperature. Another problem is that it requires a lot of energy to heat and maintain the print head and the ink storage section, making the device larger.
また、特開昭５８−１０８２７１で提案されている、天
然ワックスを含むインクも、上述の提案と同様の課題が
ある。Further, the ink containing natural wax proposed in JP-A-58-108271 also has the same problems as the above-mentioned proposal.
そこで、本発明の目的とするところはバブルジェットプ
リンタで印字が可能で、鮮明テニシミノない印字の得ら
れる常温で固体のインクを提供することにある。SUMMARY OF THE INVENTION Therefore, an object of the present invention is to provide an ink that is solid at room temperature and that can be printed with a bubble jet printer and that provides clear print without any blemishes.
本発明のインクジェット用インクは、ジアセトアミドを
含むことを、特徴とする。The inkjet ink of the present invention is characterized by containing diacetamide.
本発明のインクジェット用インクは、ジアセトアミドを
主要成分とし、色材として、染料、顔料等をもちい、必
要に応じて添加剤をくわえても良い。なお、本発明のイ
ンクジェット用インク中のジアセトアミドの割合は、全
重量に対して、５０〜９９％が好ましく、更に好ましく
は７０〜９９％の範囲である。本発明のインクジェット
用インクに使用される染料は、ジアセトアミドに溶解す
るものであれば良く、例として以下の染料が挙げられる
。The inkjet ink of the present invention contains diacetamide as a main component, uses dyes, pigments, etc. as coloring materials, and may contain additives as necessary. The proportion of diacetamide in the inkjet ink of the present invention is preferably 50 to 99%, more preferably 70 to 99%, based on the total weight. The dye used in the inkjet ink of the present invention may be any dye as long as it is soluble in diacetamide, and examples include the following dyes.
Ｚａｐｏｎ Ｆａｓｔ Ｏｒａｎｇｅ
ＤＥＺａｐｏｎ Ｆａｓｔ Ｖｉｏｌｅ
ｔ ＢＥＺａｐｏｎ Ｆａｓｔ Ｙｅｌｌｏｗ
ＧＲＺａｐｏｎ Ｆａｅｔ ５ｃａｒｌｅｔ
ＣＧＺａｐｏｎ ＩＦａｓｔ Ｒｅｄ ＢＥＺａ
ｐｏｎ Ｆ’ａｓｔ ＢｌａｃｋＺａｐｏｎ Ｆ
ａｓｔ Ｖｉｏｌｏｔ ＲＺａｐｏｎ Ｆａｓｔ
Ｂｌａｃｋ ＮＯＢまた、本発明のインクジェッ
ト用インクに使用される顔料は、ジアセトアミドに分散
するものであれば良く、例として以下の顔料が挙げられ
る。Zapon Fast Orange
DEZapon Fast Viole
t BEZapon Fast Yellow
GRZapon Faet 5carlet
CGZapon IFast Red BEZa
pon F'ast BlackZapon F
ast Violot RZapon Fast
Black NOB Further, the pigment used in the inkjet ink of the present invention may be any pigment as long as it can be dispersed in diacetamide, and examples thereof include the following pigments.
カーボンブラック
ブリリアント カーミン ６Ｂ
フタロシアニンブルー
ジスアゾエロー
また、本発明のインクジェット用インクに使用される添
加剤は、染料溶解助剤、顔料分散剤２表面張力調整剤、
粘度調整剤等があげられる。Carbon Black Brilliant Carmine 6B Phthalocyanine Blue Disazo Yellow Additionally, the additives used in the inkjet ink of the present invention include a dye dissolving aid, a pigment dispersant, a surface tension regulator,
Examples include viscosity modifiers.
次に実施例および比較例をあげて、具体的に本発明のイ
ンクジェット用インクを説明するが、これに限定される
ものではない。Next, the inkjet ink of the present invention will be specifically explained with reference to Examples and Comparative Examples, but the invention is not limited thereto.
なお例中の％は重量％を示す。Note that % in the examples indicates weight %.
実施例
ジアセトアミド ９８％Ｚａｐｏｎ、Ｆ
ａｓｔ Ｂｌａｃｋ ２％以上の組成物を秤
量し、１００°Ｃに加熱し、溶解、債拌し、溶液を作成
した。Example diacetamide 98% Zapon, F
A composition containing 2% or more of ast Black was weighed, heated to 100°C, dissolved, and stirred to create a solution.
溶液を、１００℃に保持し、孔径０２μｍのメンブラン
フィルタ−でろ過し、インクを作成した得られたインク
を、第１図で示される印字装置にセットし、下記の条件
で印字を行なった。The solution was maintained at 100° C. and filtered through a membrane filter with a pore size of 02 μm to prepare an ink.The resulting ink was set in the printing device shown in FIG. 1, and printing was performed under the following conditions.
オリフィス径 ６０μｍ
発熱体駆動条件 １２Ｖ、１５０ｍＡ
応答周波数 ５Ｋｃ
インク温度 １００℃
印字紙は、ＸＥＲＯＸ−Ｐ紙、ランカスターボンド紙、
上質紙を使用した。Orifice diameter 60μm Heating element driving conditions 12V, 150mA Response frequency 5Kc Ink temperature 100℃ Printing paper is XEROX-P paper, Lancaster bond paper,
I used high quality paper.
インクは吐出し、鮮明な印字像かえられた。The ink was ejected and a clear printed image was obtained.
ここで、印字装置を簡単に説明する。Here, the printing device will be briefly explained.
第１図に示される印字装置は、印字ヘッド１゜インク貯
蔵部１０．加熱装置２０よりなる。The printing apparatus shown in FIG. 1 includes a print head 1°, an ink reservoir 10. It consists of a heating device 20.
印字ヘッド１は、インクが吐出するオリフィス２とイン
クが流入するオリフィス５を有し、外部よりの電気パル
スにより発熱する発熱素子４を持つ。インクは、発熱素
子４が駆動回路６から電極５をとおす通電により、内部
気体発生温度より高くなり、発泡現象が生じオリフィス
２より吐出する。The print head 1 has an orifice 2 through which ink is ejected and an orifice 5 through which ink flows, and a heating element 4 that generates heat in response to an external electric pulse. When the heat generating element 4 is energized by the drive circuit 6 through the electrode 5, the ink becomes higher than the internal gas generation temperature, a bubbling phenomenon occurs, and the ink is discharged from the orifice 2.
インク貯蔵部１０は、インク貯蔵槽１１とインク貯蔵槽
１１から印字ヘッド１ヘインクを送るインクバス１２よ
りなる。The ink storage unit 10 includes an ink storage tank 11 and an ink bath 12 that transports ink from the ink storage tank 11 to the print head 1.
加熱装置２０は、印字ヘッド１とインク貯蔵部１０を所
定温度に過熱する装置である。本例では１００℃とした
。The heating device 20 is a device that heats the print head 1 and the ink storage section 10 to a predetermined temperature. In this example, the temperature was 100°C.
比較例１
バレルアミド ９８％
Ｚａｐｏｎ Ｅ’ａｓｔ Ｂｌａｃｋ
２ ％以上の組成物を秤量し、１００℃に加熱し、溶
解、攪拌し、溶液を作成した。Comparative Example 1 Valeramide 98% Zapon E'ast Black
A 2% or more composition was weighed out, heated to 100°C, dissolved, and stirred to create a solution.
溶液を、１００℃に保持し、孔径０．２μｍのメンブラ
ンフィルタ−でろ過し、インクを作成した得られたイン
クを、第１図で示される印字装置にセットし、下記の条
件で印字を行なった。The solution was maintained at 100°C and filtered through a membrane filter with a pore size of 0.2 μm to create ink.The resulting ink was set in the printing device shown in Figure 1, and printing was performed under the following conditions. Ta.
オリフィス径 ６０μｍ
発熱体駆動条件 １２Ｖ、１５０７７ＺＡ応答周波数
５Ｋｃ
インク温度 １００℃
印字紙は、ＸＥＲＯＸ−Ｐ紙、ランカスターボンド紙、
上質紙を使用した。Orifice diameter 60μm Heating element driving conditions 12V, 15077ZA response frequency
5Kc Ink temperature 100℃ Printing paper is XEROX-P paper, Lancaster bond paper,
I used high quality paper.
しかし、インクは吐出せず、印字像は得られなかった。However, the ink was not ejected and no printed image was obtained.
比較例２
オレイン酸 ６５％
カンデリラワックス ５０％
ニグロシン ５％
以上の組成物を秤量し、１００’Ｏに加熱し、溶解、攪
拌し、溶液を作成した。３を有し、外部溶液を、１００
℃に保持し、孔径０．２μｍのメンブランフィルタ−で
ろ過し、インクを作成した。Comparative Example 2 A composition containing 65% oleic acid, 50% candelilla wax, and 5% nigrosine was weighed, heated to 100'O, dissolved, and stirred to prepare a solution. 3 and external solution, 100
The mixture was maintained at a temperature of 0.0°C and filtered through a membrane filter with a pore size of 0.2 μm to prepare an ink.
得られたインクを、第１図で示される印字装置にセット
し、下記の条件で印字を行なった。The obtained ink was set in the printing device shown in FIG. 1, and printing was performed under the following conditions.
オリフィス径 ６ｏμｍ
発熱体駆動条件 １２Ｖ、１５０ｍＡ応答周波数
５Ｋｃ
インク温度 １ ｏ ｏ ’。Orifice diameter 6oμm Heating element driving conditions 12V, 150mA response frequency
5Kc Ink temperature 1 o o'.
印字紙は、ＸＩＲＱＸ−Ｐ紙、ランカスターポンド紙、
上質紙を使用した。The printing paper is XIRQX-P paper, Lancaster pound paper,
I used high quality paper.
しかし、インクは吐出せず、印字像は得られなかった。However, the ink was not ejected and no printed image was obtained.
以上述べたように、本発明のインクジェット用インクは
、アセトアミドを含むことにより、バブルジェットプリ
ンタで、印字が可能な、常温で固体のインクを提供でき
、印字のニジミリないきわめて鮮明な印字像が得られる
。これにより小型。As described above, by containing acetamide, the inkjet ink of the present invention can provide an ink that is solid at room temperature and can be printed with a bubble jet printer, and provides an extremely clear printed image without blurring. It will be done. This makes it smaller.
低騒音、安価で高印字品位のプリンタを提供できるとい
う、極めて優れた効果を有する。This has the extremely excellent effect of providing a printer with low noise, low cost, and high print quality.
第１図は本発明のインクジェット用インクを用い、バブ
ルジェットプリンタでの印字状態を示す模式図である。
１・・・・・・・・・印字ヘッド
２・・・・・・・・・オリフィス
３・・・・・・・・・オリフィス
４・・・・・・・・・発熱素子
５・・・・・・・・・電 極
６・・・・・・・・・駆動回路
１０・・・・・・インク貯蔵部
１１・・・・・・インク貯蔵槽
１２・・・・・・インクパス
２０・・・・・・加熱装置
５０・・・…インク
以上
出願人 セイコーエプソン株式会社
代理人 弁理士 銘木喜三部（他１名）第１図
手続行１↑Ｊ−，’Ｅ書（自発）
特許庁長官 吉 １）文 毅 殿
１、事件の表示
昭和６３年特許願第 ９２１１７号
２、発明の名称
インクシエンド用インク
３、補正する者
事件との関係 出願人
東京都新宿区西新宿２丁目４番１号
（２３Ｇ）セイコーエプソン株式会社
代表取締役 中 村 恒 也
４、代理人
５、補正の対象
明 細 書（発明の詳細な説明）
６ 補正の内容FIG. 1 is a schematic diagram showing a printing state in a bubble jet printer using the inkjet ink of the present invention. 1...Print head 2...Orifice 3...Orifice 4...Heating element 5... ... Electrode 6 ... Drive circuit 10 ... Ink storage section 11 ... Ink storage tank 12 ... Ink path 20. ... Heating device 50 ... Ink and above Applicant Seiko Epson Co., Ltd. Agent Patent attorney Kisanbe Meiki (1 other person) Figure 1 Procedure line 1 ↑ J-, 'E (spontaneous) Patent Director General Yoshi 1) Takeshi Moon 1, Indication of the case Patent Application No. 92117 of 1988 2, Name of the invention Ink for Inkciendo 3, Person making the amendment Relationship to the case Applicant 2-chome Nishi-Shinjuku, Shinjuku-ku, Tokyo No. 4 No. 1 (23G) Seiko Epson Corporation Representative Director Tsuneya Nakamura 4, Agent 5, Description subject to amendment (detailed description of the invention) 6 Contents of amendment
Claims (1)
記インクがジアセトアミドを含むことを特徴とするイン
クジェット用インク。An inkjet ink that is solid at room temperature, characterized in that the ink contains diacetamide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63092117A JPH01263170A (en) | 1988-04-14 | 1988-04-14 | Ink for ink jet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63092117A JPH01263170A (en) | 1988-04-14 | 1988-04-14 | Ink for ink jet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01263170A true JPH01263170A (en) | 1989-10-19 |
Family
ID=14045492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP63092117A Pending JPH01263170A (en) | 1988-04-14 | 1988-04-14 | Ink for ink jet |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01263170A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5270730A (en) * | 1990-09-29 | 1993-12-14 | Canon Kabushiki Kaisha | Jet recording method and apparatus for discharging normally solid recording material by causing generated bubble to communicate with ambience |
-
1988
- 1988-04-14 JP JP63092117A patent/JPH01263170A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5270730A (en) * | 1990-09-29 | 1993-12-14 | Canon Kabushiki Kaisha | Jet recording method and apparatus for discharging normally solid recording material by causing generated bubble to communicate with ambience |
| US5538550A (en) * | 1990-09-29 | 1996-07-23 | Canon Kabushiki Kaisha | Jet recording method, normally solid recording material and recording apparatus for the method |
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