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JPS63243179A - Water-based ink - Google Patents

Water-based ink

Info

Publication number
JPS63243179A
JPS63243179A JP62077081A JP7708187A JPS63243179A JP S63243179 A JPS63243179 A JP S63243179A JP 62077081 A JP62077081 A JP 62077081A JP 7708187 A JP7708187 A JP 7708187A JP S63243179 A JPS63243179 A JP S63243179A
Authority
JP
Japan
Prior art keywords
water
ink
based ink
styrene copolymer
shell
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
Application number
JP62077081A
Other languages
Japanese (ja)
Inventor
Yuichi Kobayashi
雄一 小林
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.)
Pentel Co Ltd
Original Assignee
Pentel 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 Pentel Co Ltd filed Critical Pentel Co Ltd
Priority to JP62077081A priority Critical patent/JPS63243179A/en
Publication of JPS63243179A publication Critical patent/JPS63243179A/en
Pending legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D11/00Inks
    • C09D11/16Writing inks

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)

Abstract

PURPOSE:To obtain a water-based ink having high masking power and excellent storage stability and useful for writing utensil, stamp, recording, ink-jet printing and poster color, by using hollow particles formed of a shell of an acryl-styrene copolymer and containing water in the hollow part. CONSTITUTION:The objective ink at least contains hollow particles containing water therein and formed of a shell of an acryl-styrene copolymer. The particles may contain a colorant, a binder, a lubricant, a freeze-stabilizer, a surfactant, a quick-drying agent, etc., as arbitrary components.

Description

【発明の詳細な説明】 (産業上の利用分野) 本発明は、水性インキに関するものであり。[Detailed description of the invention] (Industrial application field) The present invention relates to water-based inks.

更に詳細には、隠蔽力が大きく、かつ、貯蔵安定性に優
れる水性インキに関する。
More specifically, the present invention relates to a water-based ink that has high hiding power and excellent storage stability.

(従来の技術) 従来、水性インキにおいて、濃度向上のため。(Conventional technology) Conventionally, in water-based inks, to improve density.

酸化チタンを単独、若しくは、他の顔料及び/又は染料
等と併用して、白をはじめ種々の色相の隠蔽性の大きい
インキが開発されているが。
Inks with high hiding properties for various hues including white have been developed using titanium oxide alone or in combination with other pigments and/or dyes.

上記した酸化チタンを用いた。又は併用した水性インキ
においては、酸化チタンの比重が大きく、酸化チタンが
沈降してしまうという問題点があり、この問題を解決す
るために、酸化チタンのかわpK樹脂粉体を用い沈降を
少なくするといったことがなされている。
The titanium oxide described above was used. Or, in the water-based ink used in combination, there is a problem that the specific gravity of titanium oxide is large and the titanium oxide settles.To solve this problem, a glue pK resin powder of titanium oxide is used to reduce the settling. Things like this are being done.

(発明が解決しようとする問題点) しかしながら、上記樹脂粉体を用いたインキでは、酸化
チタンを用いたインキに比べ隠蔽力が劣るため、未だ隠
蔽力が大きく、かつ、貯蔵安定性の良好な水性インキは
得られていない。
(Problems to be Solved by the Invention) However, the ink using the above resin powder has inferior hiding power compared to the ink using titanium oxide, so it still has a large hiding power and has good storage stability. Water-based ink has not been obtained.

(問題点を解決するための手段) そこで本発明者は上記の隠蔽力が大きく、かつ、貯蔵安
定性の良好な水性インキを得るべく鋭意研究を重ねた結
果本発明を完成したものであって、即ち2本発明は、水
を内部に包含しアクリル−スチレン共重合体の殻で形成
した中空未1体を少なくとも含むことを特徴とする水性
インキを要旨とするものである。、 以下9本発明の詳細な説明する。
(Means for Solving the Problems) Therefore, the present inventor completed the present invention as a result of extensive research to obtain the above-mentioned water-based ink with high hiding power and good storage stability. That is, the gist of the present invention is a water-based ink characterized by containing at least a hollow body containing water inside and formed of a shell of an acrylic-styrene copolymer. The present invention will be described in detail below.

本発明の骨子である。水を内部に包含しアクリル−スチ
レン共重合体の殻で形成した中空用体は、単独で着色材
、他の顔料及び/又は染料と併用して隠蔽力付与材とし
て用いるものであって2.水をペースとしたエマルシヨ
ンの形となっており、具体的には、几OP AQU B
 0P42゜同0P62.同0P84(以上、ロームア
ンドハース社製)、プライマルOP42M(日本アクリ
ル■製)等があり1粒子径は1.0μm以下が好ましく
、使用量はインキ全量に対して固型分で5〜40重量%
が好ましく、より好ましくは10〜35重量%である。
This is the gist of the present invention. 2. A hollow body containing water inside and formed of an acrylic-styrene copolymer shell is used alone as a hiding power imparting material in combination with a coloring material, other pigments and/or dyes, and 2. It is in the form of an emulsion based on water, and specifically, OP AQU B
0P42゜ Same 0P62. There are 0P84 (manufactured by Rohm and Haas), Primal OP42M (manufactured by Nippon Acrylic), etc., and the particle size is preferably 1.0 μm or less, and the amount used is 5 to 40% by weight of the solid content based on the total amount of ink. %
is preferable, and more preferably 10 to 35% by weight.

その他添加剤としては、従来水性インキに用いているも
のを用途に応じ、適宜選択して用いることができる。以
下に具体例を列記する。着色材としては、染料及び顔料
の別なく用いることができ、酸性染料・塩基性染料・直
接染料や、有機顔料・無機顔料・金属粉・蛍光顔料・パ
ール顔料等を単独又は組み合わせて用いることができる
As other additives, those conventionally used in water-based inks can be appropriately selected and used depending on the purpose. Specific examples are listed below. As the coloring material, both dyes and pigments can be used, and acid dyes, basic dyes, direct dyes, organic pigments, inorganic pigments, metal powders, fluorescent pigments, pearl pigments, etc. can be used alone or in combination. can.

バインダーとしては、天然又は合成の水溶性高分子やポ
リ(メタ)アクリル酸、スチレン−アクリル酸コポリマ
ー、スチレン−マレイン酸コポリマー、ポリマレ、イン
酸、ロジン変性マレイン酸樹脂、シェラツク等のアリカ
リ可溶型高分子のアルカリ金属塩、アンモニウム塩、ア
ミン塩や、水性樹脂エマルション、水性樹脂マイクロエ
マルシ冒ン等を用いることができる。
As a binder, alkali-soluble types such as natural or synthetic water-soluble polymers, poly(meth)acrylic acid, styrene-acrylic acid copolymer, styrene-maleic acid copolymer, polymale, inic acid, rosin-modified maleic acid resin, and shellac are used. Polymer alkali metal salts, ammonium salts, amine salts, aqueous resin emulsions, aqueous resin microemulsions, and the like can be used.

湿潤剤又は凍結安定剤としてエチレングリコール、プロ
ピレングリコール、トリエチレングリコール等のグリコ
ール類、ソルビトール、グリセリン等の多価アルコール
類を用いることができる。
Glycols such as ethylene glycol, propylene glycol and triethylene glycol, and polyhydric alcohols such as sorbitol and glycerin can be used as wetting agents or freeze stabilizers.

その他、濡れ性の向上剤として界面活性剤や。In addition, surfactants are used as wettability improvers.

速乾剤として低級アルコールや、遅乾剤として尿素、チ
オ尿素、エチレン尿素や、防腐・防カビ剤や防錆等を添
加することもできる。
It is also possible to add lower alcohol as a quick-drying agent, urea, thiourea, ethylene urea as a slow-drying agent, and a preservative/mold inhibitor or rust preventive.

本発明に係る水性インキを得るには2通常知られている
攪拌機を用い、上記成分を攪拌・混合することにより容
易に得られるが9着色剤として水に不溶な物を用いる場
合は、該着色剤をあらかじめ公知の分散機で分散したも
のに、他の成分を加え攪拌・混合することで得られる。
To obtain the water-based ink according to the present invention, 2. It can be easily obtained by stirring and mixing the above components using a commonly known stirrer, but 9. When using a water-insoluble colorant, the colorant It can be obtained by dispersing the agent in advance using a known dispersion machine, adding other components, and stirring and mixing.

(作用) 本発明に係る水性インキが隠蔽力が大きく。(effect) The water-based ink according to the present invention has great hiding power.

かつ、貯蔵安定性に優れるかについては以下の様に推察
される。
In addition, it is estimated as follows whether the storage stability is excellent or not.

本発明の必須成分である。水を内部に包含しアクリル−
スチレン共重合体の殻で形成した中空妓体は、水をペー
スにしたエマルシヨンのかたちになっており、中空勉体
といっても内部に水を包含しているが、この水は乾燥時
蒸発し、空気と置換されて空気を内部に包含する中空抗
体になる。しかも、乾燥後の中空妓体は各々独立して、
中空枝体の形状を保っているため、殻であるアクリル−
スチレン共重合体層と内側の空気とで光散乱が起こり、
単独で用いた場合は白色に見えるが、他の着色剤と併用
した場合は隠蔽力が向上する。
It is an essential component of the present invention. Acrylic containing water inside.
The hollow body made of a styrene copolymer shell is in the form of a water-based emulsion, and although it is called a hollow body, it contains water inside, but this water evaporates during drying. The antibody is then replaced with air, forming a hollow antibody that contains air inside. Moreover, each hollow girth body after drying is independent.
Because it maintains the shape of the hollow branch body, the acrylic shell
Light scattering occurs between the styrene copolymer layer and the air inside,
When used alone, it appears white, but when used in combination with other colorants, the hiding power improves.

又、該中空総一体は酸化チタンに比し比重が小さいため
沈降が少なく、貯蔵安定性に優れる。
In addition, since the hollow body has a lower specific gravity than titanium oxide, it causes less sedimentation and has excellent storage stability.

(実施例) 以下9本発明を実施例に基づいて、更に詳細に説明する
が2表1の実施例、比較例中の数値は「重量部」を示す
(Examples) The present invention will be described in more detail based on the following 9 Examples. The numerical values in Examples and Comparative Examples in Table 2 indicate "parts by weight."

表1 (1)プライマルOP 42 M :日本アクリル■製
(固型分425%) アクリル−スチレン共重合体の中空U 体(平均粒子外径0.55μm) (2)ROPAQUEOP62: o−ム& バー ス
社製(固型分37.5%) アクリル−スチレン共重合体の中空粗 体(平均粒子外径0.4μm) (3)ファインパール3000F’:住友化学工業■製
 架橋ポリスチレン樹脂の球状ビー ズ(平均粒子径6μm) (4)Water  blue  す3:オリエント工
業■製水溶性染料(Direct  Blue  す8
7)(s)EMブルーNOB:東洋インキ製■製分散顔
料(フタロシャニンブルー含有 率30%) (6)クロノスチタン K几−380:チタン工業■製
ルチル型酸化チタン (7)エマルゲン A−90:花王石鹸特製ポリオキシ
エチレン誘導体(非イオン 性界面活性剤) (8)プライマル AC!−3444:ローム&ハース
社製  アクリル樹脂エマルシロン (固型分44%) (9)ジ曹ンクリル62:ジョンソン社製アクリル系樹
脂の塩の水溶液(固型分 34%) QOツルミックスAP−4:日本アルコール販売■製 
変性アルコール [実施例1,3〜5.比較例4,5コ 各成分を翼付攪拌機にて2時間攪拌することにより水性
インキを得た。
Table 1 (1) Primal OP 42 M: Made by Nippon Acrylic ■ (solid content 425%) Hollow U body of acrylic-styrene copolymer (average particle outer diameter 0.55 μm) (2) ROPAQUE OP62: o-me & bar Made by Sumitomo Chemical Co., Ltd. (solid content 37.5%) Hollow coarse particles of acrylic-styrene copolymer (average particle outer diameter 0.4 μm) (3) Fine Pearl 3000F': Made by Sumitomo Chemical ■ Spherical beads of cross-linked polystyrene resin (Average particle size 6 μm) (4) Water blue 3: Water-soluble dye manufactured by Orient Kogyo ■ (Direct Blue 8)
7) (s) EM Blue NOB: Dispersed pigment manufactured by Toyo Ink ■ (phthaloshanine blue content 30%) (6) Chronostitanium K-380: Rutile type titanium oxide manufactured by Titan Kogyo ■ (7) Emulgen A-90 : Kao Soap special polyoxyethylene derivative (nonionic surfactant) (8) Primal AC! -3444: Acrylic resin Emulsilon manufactured by Rohm & Haas (solid content 44%) (9) Dicarbonate resin 62: Aqueous solution of acrylic resin salt manufactured by Johnson Company (solid content 34%) QO Tsurmix AP-4: Made by Japan Alcohol Sales
Denatured alcohol [Examples 1, 3-5. Comparative Examples 4 and 5 Water-based ink was obtained by stirring each component for 2 hours using a bladed stirrer.

[実施例2.比較例1〜3] 表1の成分中、クロノスチタンに几−380とエマルゲ
ンA−90又はシロンクリル62と適量の水とを三本ロ
ールにて分散し、ペースト状としたものに、他の成分を
添加して2時間攪拌することにより水性インキを得た。
[Example 2. Comparative Examples 1 to 3] Among the ingredients in Table 1, Chronostitan, Rin-380, Emulgen A-90 or Siloncryl 62, and an appropriate amount of water were dispersed using a triple roll to form a paste, and other ingredients were added. A water-based ink was obtained by adding and stirring for 2 hours.

(効果) 上記、実施例1〜5.比較例1〜5で得た水性インキに
ついて試験を行なった。結果を表2に示す。
(Effect) Above, Examples 1 to 5. Tests were conducted on the water-based inks obtained in Comparative Examples 1 to 5. The results are shown in Table 2.

表2 ※1. 貯蔵安定性試験 水性インキを栓付き試験管(15m径)に10Cc入れ
て自然放置し、3日後、沈降状態を目視にて判定した。
Table 2 *1. Storage stability test 10 Cc of the water-based ink was placed in a stoppered test tube (15 m diameter) and allowed to stand, and after 3 days, the sedimentation state was visually determined.

O:沈降なし Δ:やや沈降あり X:沈降あり ※2. 再分散性試験 生インキ式マーカー(ビグメントマーカー:べんてる■
製)に水性インキを8ccと攪拌ボール(ステンレス製
)を2個入れて上向けに6ケ間放置後、該マーカーを上
下に振シ、攪拌ポールが動く迄の振った回数を測定した
O: No sedimentation Δ: Slight sedimentation X: Sedimentation *2. Redispersibility test raw ink marker (pigment marker: Bentel■
After putting 8 cc of water-based ink and two stirring balls (made of stainless steel) into a marker (manufactured by M. Co., Ltd.) and leaving the marker facing upward for 6 minutes, the marker was shaken up and down, and the number of times the marker was shaken until the stirring pole moved was measured.

※五 隠蔽力試験 各インキを化インキ式マーカー(ピグメントマーカー二
ぺんてる■製)に充填して。
*5 Hiding power test Fill a chemical ink type marker (pigment marker manufactured by Nipentel ■) with each ink.

黒色画用紙[ニエーカラー418〈ろ、四国製紙■製コ
に手書きで綿線筆記し、その筆跡を目視で観察判定した
Handwritten lines were drawn on black drawing paper (Niecolor 418, made by Shikoku Paper Co., Ltd.), and the handwriting was visually observed and judged.

以上、詳細に説明したように本発明に係る水性インキは
隠蔽力が大きく、かつ、貯蔵安定性に優れたものである
As described above in detail, the water-based ink according to the present invention has a large hiding power and excellent storage stability.

更に、該水性インキは筆記具に内蔵するだけでなく、筆
やへケを用いた所謂つけベンタイプとして用い得ること
は勿論、スタンプ用インキ。
Furthermore, the water-based ink can be used not only in a writing instrument, but also as a so-called dipping pen type using a brush or a brush, as well as an ink for stamps.

記録用インキの他、ジェット印刷用インキにも用いるこ
とができ、隠蔽力の大きさから、不透明性を要する絵具
9例えばポスターカラー等にも応用し得るものである。
In addition to recording inks, it can also be used as jet printing inks, and due to its high hiding power, it can also be applied to paints 9 that require opacity, such as poster colors.

Claims (1)

【特許請求の範囲】[Claims] 水を内部に包含しアクリル−スチレン共重合体の殻で形
成した中空粒体を少なくとも含むことを特徴とする水性
インキ。
1. A water-based ink comprising at least hollow particles containing water and formed of an acrylic-styrene copolymer shell.
JP62077081A 1987-03-30 1987-03-30 Water-based ink Pending JPS63243179A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP62077081A JPS63243179A (en) 1987-03-30 1987-03-30 Water-based ink

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62077081A JPS63243179A (en) 1987-03-30 1987-03-30 Water-based ink

Publications (1)

Publication Number Publication Date
JPS63243179A true JPS63243179A (en) 1988-10-11

Family

ID=13623827

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62077081A Pending JPS63243179A (en) 1987-03-30 1987-03-30 Water-based ink

Country Status (1)

Country Link
JP (1) JPS63243179A (en)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01174577A (en) * 1987-12-28 1989-07-11 Sakura Color Prod Corp Aqueous erasable marking pen ink composition
JPH01174576A (en) * 1987-12-28 1989-07-11 Sakura Color Prod Corp Aqueous opaque ink composition
GB2224737A (en) * 1988-11-15 1990-05-16 Sakura Color Prod Corp Water base ink compositions for neon boards
GB2225788A (en) * 1988-11-15 1990-06-13 Sakura Color Prod Corp Water-based ink compositions for use in marking pens
DE4122990A1 (en) * 1991-07-11 1993-01-14 Huber Fa Michael Muenchen BRONZE OR EFFECT PRINTING INK AND METHOD FOR PRODUCING A BRONZE OR EFFECT PRINT
US5510397A (en) * 1993-04-23 1996-04-23 Sakura Color Products Corporation Aqueous pigment ink composition for writing utensils
JPH08302264A (en) * 1995-04-26 1996-11-19 Imaje Sa Water-base ink composition
GB2339786A (en) * 1998-07-17 2000-02-09 Inx Res & Dev Ltd A Printing Ink
US6124029A (en) * 1994-08-03 2000-09-26 Ticona Gmbh Oriented film composed of thermoplastic polymer with particulate hollow bodies, a process for its production and its use

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63254176A (en) * 1987-03-09 1988-10-20 ビデオジエット システムス インターナショナル インコーポレーテツド Non-colored ink composition

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63254176A (en) * 1987-03-09 1988-10-20 ビデオジエット システムス インターナショナル インコーポレーテツド Non-colored ink composition

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01174577A (en) * 1987-12-28 1989-07-11 Sakura Color Prod Corp Aqueous erasable marking pen ink composition
JPH01174576A (en) * 1987-12-28 1989-07-11 Sakura Color Prod Corp Aqueous opaque ink composition
GB2224737A (en) * 1988-11-15 1990-05-16 Sakura Color Prod Corp Water base ink compositions for neon boards
GB2225788A (en) * 1988-11-15 1990-06-13 Sakura Color Prod Corp Water-based ink compositions for use in marking pens
GB2224737B (en) * 1988-11-15 1992-05-13 Sakura Color Prod Corp "water base ink compositions for neon boards"
GB2225788B (en) * 1988-11-15 1992-06-03 Sakura Color Prod Corp "water base pigment ink compositions for use in marking pens"
DE4122990A1 (en) * 1991-07-11 1993-01-14 Huber Fa Michael Muenchen BRONZE OR EFFECT PRINTING INK AND METHOD FOR PRODUCING A BRONZE OR EFFECT PRINT
DE4122990C2 (en) * 1991-07-11 1994-04-28 Huber Fa Michael Muenchen Water-thinnable bronze or effect printing ink, its use and method for producing a bronze or effect printing
US5510397A (en) * 1993-04-23 1996-04-23 Sakura Color Products Corporation Aqueous pigment ink composition for writing utensils
US6124029A (en) * 1994-08-03 2000-09-26 Ticona Gmbh Oriented film composed of thermoplastic polymer with particulate hollow bodies, a process for its production and its use
JPH08302264A (en) * 1995-04-26 1996-11-19 Imaje Sa Water-base ink composition
GB2339786A (en) * 1998-07-17 2000-02-09 Inx Res & Dev Ltd A Printing Ink
GB2339786B (en) * 1998-07-17 2002-02-27 Inx Res And Dev Ltd A printing ink

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