JP2622585B2 - Oily blue ink - Google Patents

Oily blue ink

Info

Publication number
JP2622585B2
JP2622585B2 JP16373588A JP16373588A JP2622585B2 JP 2622585 B2 JP2622585 B2 JP 2622585B2 JP 16373588 A JP16373588 A JP 16373588A JP 16373588 A JP16373588 A JP 16373588A JP 2622585 B2 JP2622585 B2 JP 2622585B2
Authority
JP
Japan
Prior art keywords
parts
oil
blue ink
blue
ink
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 - Fee Related
Application number
JP16373588A
Other languages
Japanese (ja)
Other versions
JPH0214264A (en
Inventor
勝寿 織田
秀俊 浜本
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 JP16373588A priority Critical patent/JP2622585B2/en
Publication of JPH0214264A publication Critical patent/JPH0214264A/en
Application granted granted Critical
Publication of JP2622585B2 publication Critical patent/JP2622585B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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

Description

【発明の詳細な説明】 (産業上の利用分野) 本発明は、発色がよく、経時安定性に優れた油性青色
インキに関する。
DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention relates to an oily blue ink which has good color development and excellent stability over time.

(従来の技術とその課題) 従来、油性青色インキとしては、着色材として、発色
がよく、種々の色調が得られることにより、フタロシア
ニン系油溶性染料とトリアリルメタン系油溶性染料とを
併用することが知られている。
(Prior art and its problems) Conventionally, a phthalocyanine-based oil-soluble dye and a triallylmethane-based oil-soluble dye are used together as an oil-based blue ink as a colorant, as it has good color development and various colors can be obtained. It is known.

更に、溶剤として、キシレン、トルエン等の芳香族炭
化水素、セロソルブ類等が用いられていたものである
が、臭気、毒性等の問題があり、溶剤として、脂肪族ア
ルコールが用いられる様になった。
Further, as a solvent, aromatic hydrocarbons such as xylene and toluene, cellosolves and the like have been used, but there are problems such as odor and toxicity, and aliphatic alcohols have been used as a solvent. .

しかし、上記油性青色インキは、経時により染料が析
出し、カスレが生じ、筆記不能となる等といった点で問
題の多いものである。
However, the above oil-based blue ink has many problems in that the dye precipitates out with the passage of time, causing blurring and making writing impossible.

(課題を解決するための手段) 本発明者等は、上記問題点に鑑み、鋭意研究の結果、
遂に本発明を完成したものであり、即ち、その要旨を、
フタロシアニン系油溶性染料とトリアリルメタン系油溶
性染料と脂肪族アルコールとドデシルベンゼンスルホン
酸とカプリル酸とを少なくとも含有する油性青色インキ
とするものである。
(Means for Solving the Problems) In view of the above problems, the present inventors have conducted intensive studies,
Finally, the present invention has been completed, that is, its gist is as follows:
An oily blue ink containing at least a phthalocyanine-based oil-soluble dye, a triallylmethane-based oil-soluble dye, an aliphatic alcohol, dodecylbenzenesulfonic acid, and caprylic acid.

以下、本発明を詳述する。 Hereinafter, the present invention will be described in detail.

フタロシアニン系油溶性染料とトリアリルメタン系油
溶性染料は、着色材として、使用するものであり、具体
的には、フタロシアニン系油溶性染料として、C.I.Solv
ent Blue 25、C.I.Solvent Blue 55等、トリアリル
メタン系油溶性染料として、C.I.Solvent blue2、C.I.
Solvent violet 8等が挙げられ、これれは、一種も
しくは二種以上混合して用いるものである。その添加量
は、インキ全量に対し、2〜20重量%が好ましい。
Phthalocyanine-based oil-soluble dyes and triallylmethane-based oil-soluble dyes are used as coloring materials. Specifically, as phthalocyanine-based oil-soluble dyes, CISolv
ent Blue 25, CISolvent Blue 55, etc., as triallylmethane oil-soluble dyes, CISolvent blue2, CI
Solvent violet 8 and the like, which are used alone or as a mixture of two or more. The addition amount is preferably 2 to 20% by weight based on the total amount of the ink.

脂肪族アルコールは溶剤として使用するものであり、
具体的には、メタノール、エタノール、n−プロパノー
ル、iso−プロパノール、n−ブタノール、iso−ブタノ
ール等の一種もしくは二種以上混合して用いるものであ
り、筆跡乾燥性といった点から、炭素数3以下の脂肪族
アルコールが好ましい。その添加量は、インキ全量に対
し、40〜90重量%が好ましい。
Aliphatic alcohol is used as a solvent,
Specifically, one or a mixture of two or more of methanol, ethanol, n-propanol, iso-propanol, n-butanol, iso-butanol, etc. is used. From the viewpoint of handwriting dryness, the number of carbon atoms is 3 or less. Are preferred. The added amount is preferably 40 to 90% by weight based on the total amount of the ink.

ドデシルベンゼンスルホン酸及びカプリル酸は、可溶
化剤として使用するものであり、その添加量は、ドデシ
ルベンゼンスルホン酸を、インキ全量に対し、5重量%
以下、上記染料の重量に対し、50%以下が好ましく、5
重量%より多いと、粘度が高くなり、筆記具用インキと
した場合、カスレが生じ易く、50%より多いと、色調に
影響を及ぼす恐れがある。
Dodecylbenzenesulfonic acid and caprylic acid are used as solubilizers. The amount of dodecylbenzenesulfonic acid is 5% by weight based on the total weight of the ink.
Hereinafter, it is preferably 50% or less based on the weight of the dye, and
If it is more than 50% by weight, the viscosity becomes high, and when it is used as a writing instrument ink, it is easy to cause blurring. If it is more than 50%, the color tone may be affected.

カプリル酸は、インキ全量に対し、3重量%以下が好
ましく、3重量%より多いと、臭気が若干出る恐れがあ
る。
The amount of caprylic acid is preferably not more than 3% by weight based on the total amount of the ink, and if it is more than 3% by weight, odor may be slightly generated.

上記ドデシルベンゼンスルホン酸とカプリル酸の総添
加量は、1〜7重量%が好ましい。
The total addition amount of the above dodecylbenzenesulfonic acid and caprylic acid is preferably 1 to 7% by weight.

尚、上記各成分以外に必要に応じ、定着性向上剤、防
錆剤、各種活性剤等の種々の添加剤を適宜選択して使用
可能である。
In addition, various additives such as a fixing property improver, a rust preventive, and various activators can be appropriately selected and used in addition to the above components as needed.

更に、補色として、各種油溶性染料を適宜使用可能で
ある。
Further, as a complementary color, various oil-soluble dyes can be appropriately used.

(作用) 本発明の油性青色インキが何故経時安定性に優れてい
るのかについては定かではないが、以下の様に推測され
る。
(Action) It is not clear why the oil-based blue ink of the present invention is excellent in stability over time, but it is presumed as follows.

フタロシアニン系油溶性染料はドデシルベンゼンスル
ホン酸に対して、優れた溶解性を示し、トリアリルメタ
ン系油溶性染料はカプリル酸に対して、優れた溶解性を
示し、更に、ドデシルベンゼンスルホン酸及びカプリル
酸が脂肪族アルコールとの相溶性に優れていることによ
り、フタロシアニン系油溶性染料及びトリアリルメタン
系油溶性染料が安定に溶解されるものと思われる。
Phthalocyanine-based oil-soluble dyes show excellent solubility in dodecylbenzenesulfonic acid, triallylmethane-based oil-soluble dyes show excellent solubility in caprylic acid, and furthermore dodecylbenzenesulfonic acid and capryl. It is considered that the phthalocyanine-based oil-soluble dye and the triallylmethane-based oil-soluble dye are stably dissolved because the acid has excellent compatibility with the aliphatic alcohol.

(実施例) 以下、実施例により、更に詳細に説明する。Example Hereinafter, an example will be described in more detail.

実施例、比較例中単に「部」とあるのは「重量部」を
示す。
In the examples and comparative examples, “parts” simply indicates “parts by weight”.

実施例1 エタノール 65.0部 iso−プロパノール 20.0部 タマノール100S(フェノール樹脂、荒川化学(株)製)
5.0部 ドデシルベンゼンスルホン酸 2.0部 カプリル酸 2.0部 C.I.Solvent Blue 25 3.0部 C.I.Solvent Blue 2 3.0部 上記各成分を市販の攪拌機で2時間攪拌することによ
り、油性青色インキを得た。
Example 1 Ethanol 65.0 parts iso-propanol 20.0 parts Tamanol 100S (phenol resin, Arakawa Chemical Co., Ltd.)
5.0 parts Dodecylbenzenesulfonic acid 2.0 parts Caprylic acid 2.0 parts CISolvent Blue 25 3.0 parts CISolvent Blue 2 3.0 parts The above components were stirred with a commercially available stirrer for 2 hours to obtain an oily blue ink.

比較例1 実施例1よりカプリル酸を除き、その量だけドデシル
ベンゼンスルホン酸を増やした以外は実施例1と同様に
して油性青色インキを得た。
Comparative Example 1 An oil-based blue ink was obtained in the same manner as in Example 1 except that caprylic acid was removed from Example 1 and dodecylbenzenesulfonic acid was increased by that amount.

実施例2 エタノール 84.0部 タマノール(フェノール樹脂、荒川化学(株)製) 4.0
部 ドデシルベンゼンスルホン酸 3.0部 カプリル酸 2.0部 C.I.Solvent Blue 25 4.0部 C.I.Solvent Blue 2 3.0部 上記各成分を配合し、実施例1と同様にして油性青色
インキを得た。
Example 2 Ethanol 84.0 parts Tamanol (phenol resin, Arakawa Chemical Co., Ltd.) 4.0
Parts Dodecylbenzenesulfonic acid 3.0 parts Caprylic acid 2.0 parts CISolvent Blue 25 4.0 parts CISolvent Blue 2 3.0 parts The above components were blended, and an oily blue ink was obtained in the same manner as in Example 1.

比較例2 実施例2よりドデシルベンゼンスルホン酸を除き、そ
の量だけカプリル酸を増やした以外は実施例2と同様に
して油性青色インキを得た。
Comparative Example 2 An oil-based blue ink was obtained in the same manner as in Example 2, except that dodecylbenzenesulfonic acid was removed from Example 2 and caprylic acid was increased by that amount.

実施例3 n−プロパノール 89.0部 ヒタノール1501(フェノール樹脂、日立化成(株)製)
5.0部 ドデシルベンゼンスルホン酸 1.0部 カプリル酸 1.0部 C.I.Solvent Blue 25 2.0部 C.I.Solvent Blue 2 2.0部 上記各成分を配合し、実施例1と同様にして油性青色
インキを得た。
Example 3 n-propanol 89.0 parts hitanol 1501 (phenol resin, manufactured by Hitachi Chemical Co., Ltd.)
5.0 parts Dodecylbenzenesulfonic acid 1.0 part Caprylic acid 1.0 part CISolvent Blue 25 2.0 parts CISolvent Blue 2 2.0 parts The above components were blended, and an oil-based blue ink was obtained in the same manner as in Example 1.

比較例3 実施例3よりドデシルベンゼンスルホン酸及びカプリ
ル酸を除き、その量だけn−プロパノールを増やした以
外は実施例3と同様にして油性青色インキを得た。
Comparative Example 3 An oil-based blue ink was obtained in the same manner as in Example 3, except that dodecylbenzenesulfonic acid and caprylic acid were removed from Example 3 and n-propanol was increased by that amount.

実施例4 エタノール 72.0部 iso−プロパノール 10.0部 n−プロパノール 5.0部 タマノール100S(フェノール樹脂、荒川化学(株)製)
4.0部 ドデシルベンゼンスルホン酸 2.0部 カプリル酸 2.0部 C.I.Solvent Blue 55 4.0部 C.I.Solvent Violet 8 1.0部 上記各成分を配合し、実施例1と同様にして油性青色
インキを得た。
Example 4 Ethanol 72.0 parts iso-propanol 10.0 parts n-propanol 5.0 parts Tamanol 100S (phenol resin, Arakawa Chemical Co., Ltd.)
4.0 parts Dodecylbenzenesulfonic acid 2.0 parts Caprylic acid 2.0 parts CISolvent Blue 55 4.0 parts CISolvent Violet 8 1.0 parts The above components were blended, and an oily blue ink was obtained in the same manner as in Example 1.

比較例4 実施例4よりドデシルベンゼンスルホン酸を除き、そ
の量だけカプリル酸を加えた以外は実施例4と同様にし
て油性青色インキを得た。
Comparative Example 4 An oil-based blue ink was obtained in the same manner as in Example 4 except that dodecylbenzenesulfonic acid was removed from Example 4 and caprylic acid was added in the same amount.

(効果) 実施例1〜4及び比較例1〜4により得られた油性青
色インキを、0℃の冷蔵庫の中に入れ、1週間放置した
後、残渣有無を確認した結果、実施例1〜4に残渣は確
認されなかったが、比較例1〜4に残渣が確認された。
(Effects) The oil-based blue inks obtained in Examples 1 to 4 and Comparative Examples 1 to 4 were placed in a refrigerator at 0 ° C., left for one week, and then checked for the presence or absence of residues. No residue was confirmed in Comparative Examples 1 to 4, but a residue was confirmed in Comparative Examples 1 to 4.

以上の様に、本発明により、発色がよく、経時安定性
に優れた油性青色インキが得られるものである。
As described above, according to the present invention, an oil-based blue ink having good color development and excellent stability over time can be obtained.

又、本発明の油性青色インキは、筆記具用、記録計
用、ジェットプリンター用として使用できるものであ
る。
The oily blue ink of the present invention can be used for writing implements, recorders, and jet printers.

Claims (1)

(57)【特許請求の範囲】(57) [Claims] 【請求項1】フタロシアニン系油溶性染料とトリアリル
メタン系油溶性染料と脂肪族アルコールとドデシルベン
ゼンスルホン酸とカプリル酸とを少なくとも含有する油
性青色インキ。
1. An oily blue ink containing at least a phthalocyanine oil-soluble dye, a triallylmethane oil-soluble dye, an aliphatic alcohol, dodecylbenzenesulfonic acid and caprylic acid.
JP16373588A 1988-06-30 1988-06-30 Oily blue ink Expired - Fee Related JP2622585B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16373588A JP2622585B2 (en) 1988-06-30 1988-06-30 Oily blue ink

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16373588A JP2622585B2 (en) 1988-06-30 1988-06-30 Oily blue ink

Publications (2)

Publication Number Publication Date
JPH0214264A JPH0214264A (en) 1990-01-18
JP2622585B2 true JP2622585B2 (en) 1997-06-18

Family

ID=15779676

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16373588A Expired - Fee Related JP2622585B2 (en) 1988-06-30 1988-06-30 Oily blue ink

Country Status (1)

Country Link
JP (1) JP2622585B2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2589650Y2 (en) * 1993-12-07 1999-02-03 帝人株式会社 Fried system
JP2002014222A (en) * 2000-06-30 2002-01-18 Sumitomo Chem Co Ltd Color filter array having blue filter layer and method for manufacturing the same
JP2002014221A (en) 2000-06-30 2002-01-18 Sumitomo Chem Co Ltd Color filter array having green filter layer and method for manufacturing the same

Also Published As

Publication number Publication date
JPH0214264A (en) 1990-01-18

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