JPS63234073A - Water-based ink for ball point pen - Google Patents

Water-based ink for ball point pen

Info

Publication number
JPS63234073A
JPS63234073A JP62065643A JP6564387A JPS63234073A JP S63234073 A JPS63234073 A JP S63234073A JP 62065643 A JP62065643 A JP 62065643A JP 6564387 A JP6564387 A JP 6564387A JP S63234073 A JPS63234073 A JP S63234073A
Authority
JP
Japan
Prior art keywords
water
based ink
ethylene oxide
ink
oxide adduct
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
JP62065643A
Other languages
Japanese (ja)
Inventor
Yoshikazu Okajima
義和 岡島
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.)
PURACHINA MANNENHITSU KK
Platinum Pen Co Ltd
Original Assignee
PURACHINA MANNENHITSU KK
Platinum Pen 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 PURACHINA MANNENHITSU KK, Platinum Pen Co Ltd filed Critical PURACHINA MANNENHITSU KK
Priority to JP62065643A priority Critical patent/JPS63234073A/en
Publication of JPS63234073A publication Critical patent/JPS63234073A/en
Pending legal-status Critical Current

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  • Inks, Pencil-Leads, Or Crayons (AREA)

Abstract

PURPOSE:To obtain a water-based ink for ball point pens, having excellent lubricity and smooth writing condition, by adding ethylene oxide adduct of polyglycerol as a lubricant to a water-soluble dye and water-soluble organic solvent, etc. CONSTITUTION:A water-based ink for ball point pens, obtained by adding (B) 1-30wt.% ethylene oxide adduct of polyglycerol prepared by adding 7-40mol. ethylene oxide to polymer of 6mol. glycerol to (A) a water-based blend consisting essentially of a water-soluble dye and water-soluble organic solvent and water, having excellent lubricity and capable of extending writing distance without producing creaking sound by friction of balls with tips.

Description

【発明の詳細な説明】 (産業上の利用分野) 本発明はボールペン用水性インキに関し、特に潤滑性に
すぐれた書き味の滑らかなボールペン用水性インキに関
する。
DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention relates to a water-based ink for a ballpoint pen, and more particularly to a water-based ink for a ballpoint pen that has excellent lubricity and provides a smooth writing feel.

(従来の技術及び解決すべき問題点) 従来のボールペン用水性インキは酸性染料、塩基性染料
あるいは直接染料等の水溶性染料を着色剤として使用し
、此れを水、有機−溶剤などの溶媒に溶解させ、更に、
防腐剤、界面活性剤、防錆剤などの配合剤を添加して製
造されている。そして。
(Prior art and problems to be solved) Conventional water-based inks for ballpoint pens use water-soluble dyes such as acid dyes, basic dyes, or direct dyes as colorants, and these are mixed with water, organic solvents, etc. and further,
It is manufactured by adding additives such as preservatives, surfactants, and rust preventives. and.

有機溶剤としてはグリコール系の二価アルコールが多く
使用されていが、グリコール系の有機溶剤を使用したボ
ールペン用水性インキは潤滑性に欠はボールとチップの
摩擦によりキシミ音を生じたり、筆記距離が伸びないと
いう欠点があった。
Glycol-based dihydric alcohols are often used as organic solvents, but water-based inks for ballpoint pens that use glycol-based organic solvents lack lubricity, causing squeaks due to friction between the ball and tip, and the writing distance is short. The drawback was that it did not stretch.

そこで1本発明者はこのような欠点を改良するために種
々検討した結果、ポリグリセリンのエチレンオキサイド
付加物をボールペン用水性インキに添加することにより
潤滑性が高められることを見出し本発明を完成するに至
ったのであって、本発明の目的は潤滑性に富んだボール
ペン用水性インキを提供するにある。
Therefore, as a result of various studies to improve these drawbacks, the present inventor discovered that the lubricity could be improved by adding an ethylene oxide adduct of polyglycerin to the water-based ink for ballpoint pens, and completed the present invention. Therefore, an object of the present invention is to provide a water-based ink for ballpoint pens that is rich in lubricity.

(問題点を解決するための手段) すなわち1本発明は水溶性染料と水溶性有機溶剤および
水を主成分としこれに所望の配合剤を添加したボールペ
ン用インキにおいて潤滑剤とじてポリグリセリンのエチ
レンオキサイド付加物を添加することを特徴とするボー
ルペン用水性インキであって、ポリグリセリンのエチレ
ンオキサイド付加物とはグリセリン6モルの重金物にエ
チレンオキサイドを7〜40モル付加したものの一種で
あって、その添加量としては全ボールペン用水性インキ
配合物中1〜30重量%の範囲が好ましく、1重量%以
下ではその効果を期待することができず。
(Means for Solving the Problems) That is, 1 the present invention is a ballpoint pen ink containing a water-soluble dye, a water-soluble organic solvent, and water as main components and adding desired ingredients to the ballpoint pen ink, in which ethylene of polyglycerin is used as a lubricant. A water-based ink for ballpoint pens characterized by the addition of an oxide adduct, and the ethylene oxide adduct of polyglycerin is a type of ink obtained by adding 7 to 40 moles of ethylene oxide to a heavy metal containing 6 moles of glycerin. The amount added is preferably in the range of 1 to 30% by weight based on the total water-based ink formulation for ballpoint pens, and if it is less than 1% by weight, no effect can be expected.

また、30重量%以上ではインキの粘度を高くし、流出
が悪くにじんだりする傾向にあり不適である。
On the other hand, if it is more than 30% by weight, the viscosity of the ink becomes high and the ink tends to flow poorly and smudge, which is unsuitable.

特に2〜10重量%の割合で使用すると最適、である。In particular, it is optimal to use it in a proportion of 2 to 10% by weight.

次に本発明で使用する各成分について説明する。Next, each component used in the present invention will be explained.

着色剤である水溶性染料として酸性染料、直接染料、塩
基性染料のいずれでもよく、これらを列挙すると酸性染
料としてはC,I Ac1d l1lua9. C,l
Ac1d  Blue90.  C,I  Ac1d 
 Blue22.  C−I  ^cid  Redl
g。
Any of acid dyes, direct dyes, and basic dyes may be used as water-soluble dyes as coloring agents, and examples of acid dyes include C, I Ac1d l1lua9. C,l
Ac1d Blue90. C, I Ac1d
Blue22. C-I ^cid Redl
g.

C,I Ac1d Red27. C,I^cid R
ed92. C,I^aidYellov3.  CH
I  Yellow42.  C,I  ^cid  
Orange56.  CmI Ac1d Viola
t56であり、また直接染料としてはC0I  Dir
act  [31ack19.  C,I  ロ1re
ct  Black38.  C,ID1rect b
luel、C,J、1)irect bluel5.C
,I Directblue86で、塩基性染料として
はC,I Ba5ic blue9゜C,lBa5ic
 Redl、’C,I Bflsic Yellov3
5.C,I 1lasicVioletlである。
C, I Ac1d Red27. C, I^cid R
ed92. C, I^aidYellov3. CH
I Yellow42. C,I ^cid
Orange56. CmI Ac1d Viola
t56, and as a direct dye, C0I Dir
act [31ack19. C, I ro1re
ct Black38. C, ID1rect b
bluel, C, J, 1) direct blue5. C
, I Direct blue86, and the basic dye is C, I Ba5ic blue9°C, lBa5ic.
Redl,'C,I Bflsic Yellow3
5. C, I 1lasic Violetl.

溶剤としてはエチレングリコール、ジエチレングリコー
ル、プロピリングリコール、チオジエチレングリコール
、グリセリン、ブチレンゲリコール、ポリエチレングリ
コール等の通常ボールペン用水溶性インキで溶剤として
使用されているものが使用される。
As the solvent, those used as solvents in water-soluble inks for ballpoint pens, such as ethylene glycol, diethylene glycol, propylene glycol, thiodiethylene glycol, glycerin, butylene gellicol, and polyethylene glycol, are used.

以上の成分の外に、更に必要に応じてノニオン系界面活
性剤、アニオン系界面活性、フッ素界面活性剤、リン酸
エステル系界面活性剤等の界面活性剤や、安息香酸ナト
リウム、デヒドロ酢酸などあ防腐剤及びベンゾトリアゾ
ールの防錆“剤などが添加される。そしてこれら各成分
の使用量は通常この種のボールペン用インキに使用され
る割合で使用される。
In addition to the above ingredients, surfactants such as nonionic surfactants, anionic surfactants, fluorine surfactants, phosphate ester surfactants, sodium benzoate, dehydroacetic acid, etc. may be added as necessary. A preservative and a benzotriazole rust preventive agent are added, and the amounts of each of these components are generally in the proportions used in this type of ballpoint pen ink.

以下1本発明を実施例をもって更に具体的に説明する。The present invention will be explained in more detail below with reference to Examples.

実施例I C,1,Ac1d Yellow 3        
   2.5部C,1,Ac1d Red 87   
        2.OC,1,Ac1d 1lad 
92           2.0エチレングリコール
           20ポリグリセリンエチレンオ
キサイド付加物 5(ユニグリAV−620L1本油脂
株式会社)ポリオキシエチレンノニフェノールエーテル
0.2 フェノール               0.2ベン
ゾトリアゾール          0.2水    
                    67.9上
記の配合割合に従って約50℃のちとに攪拌混合して均
一な赤色のボールペン用水性インキを得た0次にこのボ
ールペン用水性インキを用いて筆記試験によるボール沈
みを測定した。その測定条件は次の通りである。
Example I C, 1, Ac1d Yellow 3
2.5 Part C, 1, Ac1d Red 87
2. OC, 1, Ac1d 1lad
92 2.0 Ethylene glycol 20 Polyglycerin ethylene oxide adduct 5 (UNIGRI AV-620L1 Hon Yushi Co., Ltd.) Polyoxyethylene nonyphenol ether 0.2 Phenol 0.2 Benzotriazole 0.2 Water
67.9 A uniform red water-based ink for a ballpoint pen was obtained by stirring and mixing at about 50° C. according to the above-mentioned mixing ratio.Next, using this water-based ink for a ballpoint pen, ball sinking was measured by a writing test. The measurement conditions are as follows.

チップ   洋白 ボール   超硬台金 筆記試験機 自転大言き自社性 筆記荷重   100 g 筆記速度   7麿/厘in・ 筆記角度  °65゜ 以上の条件で本発明によるインクと比較として本発明イ
ンクよりポリグリセリンのエチレンオキサイド付加物を
ぬきエチレングリコールとおき換えたものにより、50
0m筆記後のボールの出を測定した。
Chip Nickel silver ball Carbide base metal writing tester Autorotation large in-house writing load 100 g Writing speed 7 mm/in/Writing angle 65° or more 50 by removing the ethylene oxide adduct of glycerin and replacing it with ethylene glycol.
The release of the ball after writing 0m was measured.

インキの種類    ボールの沈み 本発明インキ     6μ 比較インキ      13μ 実施例2 C,1,^aid Red 47          
  2.0部C,1,Ac1d Blue 0    
       4.0ジエチレングリコール     
     15ポリグリセリンエチレンオキサイド付加
物5ポリオキシエチレンノニフエノールエーテル0.1
フエノール               0.2ベン
ゾトリアゾール           0.2水   
                     73.5
実施例1と同様に上記の配合剤をそれぞれの配合割合に
従って約50℃のちとに攪拌混合して均一な青色のボー
ルペン用水溶性インキを得た。このインキについて実施
例1と同様に筆記試験によるボール沈みを測定したとこ
ろ実施例1と同じような結果が得られた。
Type of ink Ball sinking Inventive ink 6μ Comparison ink 13μ Example 2 C, 1, ^aid Red 47
2.0 part C, 1, Ac1d Blue 0
4.0 diethylene glycol
15 Polyglycerin ethylene oxide adduct 5 Polyoxyethylene nonyphenol ether 0.1
Phenol 0.2 Benzotriazole 0.2 Water
73.5
In the same manner as in Example 1, the above-mentioned ingredients were stirred and mixed at about 50° C. according to their respective compounding ratios to obtain a uniform blue water-soluble ink for ballpoint pens. When this ink was measured for ball sinking by a written test in the same manner as in Example 1, the same results as in Example 1 were obtained.

(効果) 以J二、述べたように本発明はボールペン用インキに潤
滑剤としてポリグリセリンのエチレンオキサイド付加物
を添加することにより潤滑性にすぐれた書き味の滑らか
なボールペン用インクを提供することができるのである
(Effects) As mentioned above, the present invention provides a ballpoint pen ink with excellent lubricity and a smooth writing feel by adding an ethylene oxide adduct of polyglycerin as a lubricant to the ballpoint pen ink. This is possible.

Claims (1)

【特許請求の範囲】 1、水溶性染料と水溶性有機溶剤および水を主成分とし
これに所望の配合剤を添加したボールペン用インキにお
いて潤滑剤としてポリグリセリンのエチレンオキサイド
付加物を添加することを特徴とするボールペン用水性イ
ンキ 2、ポリグリセリンのエチレンオキサイド付加物の添加
量がボールペン用インキ全配合物中の1〜30%である
特許請求の範囲第1項記載のボールペン用水性インキ
[Scope of Claims] 1. Adding an ethylene oxide adduct of polyglycerin as a lubricant to a ballpoint pen ink containing a water-soluble dye, a water-soluble organic solvent, and water as main components and adding desired ingredients thereto. Characteristic water-based ink for ball-point pens 2, the water-based ink for ball-point pens according to claim 1, wherein the added amount of the ethylene oxide adduct of polyglycerin is 1 to 30% of the total composition of the ball-point pen ink.
JP62065643A 1987-03-23 1987-03-23 Water-based ink for ball point pen Pending JPS63234073A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP62065643A JPS63234073A (en) 1987-03-23 1987-03-23 Water-based ink for ball point pen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62065643A JPS63234073A (en) 1987-03-23 1987-03-23 Water-based ink for ball point pen

Publications (1)

Publication Number Publication Date
JPS63234073A true JPS63234073A (en) 1988-09-29

Family

ID=13292900

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62065643A Pending JPS63234073A (en) 1987-03-23 1987-03-23 Water-based ink for ball point pen

Country Status (1)

Country Link
JP (1) JPS63234073A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2680513A1 (en) * 1991-08-21 1993-02-26 Mitsubishi Pencil Co PIGMENTED AQUEOUS INK COMPOSITION.
US5254158A (en) * 1992-09-17 1993-10-19 Xerox Corporation Ink jet ink compositions
US5281262A (en) * 1991-08-21 1994-01-25 Mitsubishi Pencil Kabushiki Kaisha Aqueous pigment ink composition for ball-point pens
JP2003155434A (en) * 2001-11-19 2003-05-30 Mitsubishi Pencil Co Ltd Ink composition for water-based ballpoint pen

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2680513A1 (en) * 1991-08-21 1993-02-26 Mitsubishi Pencil Co PIGMENTED AQUEOUS INK COMPOSITION.
US5281262A (en) * 1991-08-21 1994-01-25 Mitsubishi Pencil Kabushiki Kaisha Aqueous pigment ink composition for ball-point pens
US5254158A (en) * 1992-09-17 1993-10-19 Xerox Corporation Ink jet ink compositions
JP2003155434A (en) * 2001-11-19 2003-05-30 Mitsubishi Pencil Co Ltd Ink composition for water-based ballpoint pen

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