WO2009110266A1 - 非水系インクジェット用インク組成物 - Google Patents
非水系インクジェット用インク組成物 Download PDFInfo
- Publication number
- WO2009110266A1 WO2009110266A1 PCT/JP2009/051407 JP2009051407W WO2009110266A1 WO 2009110266 A1 WO2009110266 A1 WO 2009110266A1 JP 2009051407 W JP2009051407 W JP 2009051407W WO 2009110266 A1 WO2009110266 A1 WO 2009110266A1
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- Prior art keywords
- ink composition
- pigment
- aqueous
- acid
- resin
- Prior art date
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Classifications
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING 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
- C09D11/00—Inks
- C09D11/30—Inkjet printing inks
- C09D11/36—Inkjet printing inks based on non-aqueous solvents
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING 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
- C09D11/00—Inks
- C09D11/30—Inkjet printing inks
- C09D11/32—Inkjet printing inks characterised by colouring agents
- C09D11/322—Pigment inks
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING 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
- C09D11/00—Inks
- C09D11/30—Inkjet printing inks
- C09D11/32—Inkjet printing inks characterised by colouring agents
- C09D11/324—Inkjet printing inks characterised by colouring agents containing carbon black
- C09D11/326—Inkjet printing inks characterised by colouring agents containing carbon black characterised by the pigment dispersant
Definitions
- the present invention relates to a non-aqueous ink-jet ink composition, and more specifically, ink ejection that does not cause clogging of nozzles of a printer head portion when printing with an ink-jet printer and that can provide a print with excellent print quality.
- the present invention relates to a non-aqueous ink jet ink composition having excellent stability.
- Patent Document 1 discloses a technique for preventing corrosion of an electrode installed in a piezo element by containing an ethanolamine compound in an ink composition.
- these corrosion inhibitors are added to the ink, the dispersion stability of the ink is not good because the pigments and resins dispersed in the ink during long-term storage aggregate and cause nozzle clogging. It was.
- An object of the present invention is to solve the above-described problems. By preventing corrosion of the ink jet printer head, nozzle clogging does not occur, and the ink dispersion stability is excellent. Another object is to provide a non-aqueous ink jet ink composition.
- an excellent non-aqueous ink-jet ink composition can be obtained by containing a rust inhibitor such as an imidazole compound or a vaporizable rust inhibitor in the ink composition.
- a rust inhibitor such as an imidazole compound or a vaporizable rust inhibitor in the ink composition.
- the present inventors have found that a product can be obtained, and have completed the present invention.
- a non-aqueous ink jet ink composition comprising a pigment, a resin, a pigment dispersant and an organic solvent, and further containing a rust preventive agent.
- the non-aqueous ink jet ink composition of the present invention by preventing corrosion of the ink jet printer head portion, nozzle clogging does not occur, and an ink composition excellent in ink dispersion stability can be provided. .
- non-aqueous ink jet ink composition of the present invention it is necessary to contain a pigment, a resin, a pigment dispersant, an organic solvent, and further to use a rust inhibitor such as a vaporizable rust inhibitor or an imidazole compound.
- a rust inhibitor such as a vaporizable rust inhibitor or an imidazole compound.
- Examples of the pigment used in the non-aqueous inkjet ink composition of the present invention include the following.
- titanium oxide titanium dioxide which is usually used for paints and the like can be used, and the crystal system may be either anatase type or rutile type, but considering the weather resistance, the rutile type is preferred. preferable.
- the blending amount of the pigment can be arbitrarily determined depending on the kind of the pigment to be used and the like, but is usually 0.1 to 20% by mass, preferably 0.5 to 10% by mass with respect to the mass of the ink composition. is there.
- the content in the case of titanium oxide is preferably 1.0 to 20.0% by mass, more preferably 3.0 to 15.0% by mass, based on the mass of the ink composition. When the content is less than 1.0% by mass, the concealability of the printed matter on the base is lowered. When the content exceeds 20.0% by mass, titanium dioxide tends to settle and nozzle clogging is likely to occur.
- the average particle diameter of the pigment is preferably 50 to 400 nm, more preferably 80 to 300 nm.
- titanium dioxide 100 to 400 nm is preferable, and 150 to 300 nm is more preferable. If it is larger than 400 nm, the pigment tends to settle and nozzle clogging tends to occur. When the thickness is less than 50 nm, the inconvenience of lowering the concealment property to the base tends to occur.
- the non-aqueous ink jet ink composition of the present invention contains a resin as a binder in the same manner as a normal ink composition.
- a resin may be a resin for binders commonly used in ordinary ink compositions, and is not particularly limited, but includes any of polyester resins, acrylic resins, and vinyl chloride resins. This is preferable because the adhesion to the substrate is improved.
- polyester resin both saturated polyester resin and unsaturated polyester resin can be used.
- the polyester resin is obtained by a condensation reaction between a polybasic acid and a polyhydric alcohol.
- a polybasic acid used for a polyester resin the following are mentioned, for example.
- Aromatic dicarboxylic acids such as phthalic acid, isophthalic acid, terephthalic acid, 1,5-naphthalenedicarboxylic acid, 2,6-naphthalenedicarboxylic acid, 9,10-anthracene dicarboxylic acid, diphenic acid; aromatic oxycarboxylic acids such as p-oxybenzoic acid and p- (hydroxyethoxy) benzoic acid; Aliphatic dicarboxylic acids such as succinic acid, adipic acid, azelaic acid, sebacic acid, dodecanedicarboxylic acid; Aliphatic unsaturated polycarboxylic acids such as fumaric acid, maleic acid, itaconic acid, mesaconic acid, cyclohexene dicarboxylic acid, dimer acid, trimer acid and tetramer acid; Alicyclic dicarboxylic acids such as hexahydrophthalic acid and tetrahydrophthalic acid; Multivalent carboxylic
- a monobasic acid may be used in combination with a polybasic acid.
- monobasic acids include benzoic acid, chlorobenzoic acid, bromobenzoic acid, parahydroxybenzoic acid, t-butylbenzoic acid, naphthalenecarboxylic acid, 3-methylbenzoic acid, 4-methylbenzoic acid, salicylic acid, thiosalicylic acid And phenylacetic acid, naphthalenecarboxylic acid, anthracenecarboxylic acid, t-butylnaphthalenecarboxylic acid, cyclohexylaminocarbonylbenzoic acid and the like.
- polyester resin examples include the following.
- Aliphatic diols such as 2,2,4-trimethyl-1,3-pentanediol, polyethylene glycol, polypropylene glycol, polytetramethylene glycol
- Aliphatic polyhydric alcohols such as triols and tetraols such as trimethylolethane, trimethylolpropane, glycerin and pentaerythritol
- Alicyclic polyhydric alcohols such as 1,4-cyclohexanediol, 1,4-cyclohexanedimethanol, spiroglycol, bisphenol A, hydrogenated bisphenol A, tricyclodecan
- a monohydric alcohol may be used in combination with a part of the polyhydric alcohol.
- the number average molecular weight of the polyester resin used in the present invention is preferably in the range of 1000 to 50000, more preferably in the range of 2000 to 20000. If the number average molecular weight of the polyester resin is less than 1000, the evaluation of ethanol resistance of the ink print film is inferior, and if it is greater than 50000, the ink stringing phenomenon tends to occur and the ink discharge performance is not stable. This is not preferable.
- the acrylic resin one obtained by copolymerizing a commonly used radical polymerizable monomer can be used.
- examples of the radical polymerizable monomer include the following.
- Acrylic esters such as methyl acrylate, ethyl acrylate, isopropyl acrylate, n-butyl acrylate, 2-ethylhexyl acrylate; Methacrylic acid esters such as methyl methacrylate, ethyl methacrylate, isopropyl methacrylate, n-butyl methacrylate, isobutyl methacrylate, t-butyl methacrylate, cyclohexyl methacrylate, 2-ethylhexyl methacrylate; Aromatic vinyls such as styrene, vinyltoluene, ⁇ -methylstyrene; Vinyl esters such as vinyl acetate and vinyl propionate; Heterocyclic vinyl compounds such as vinylpyrrolidone; Vinyl halides such as vinyl chloride, vinylidene chloride and vinylidene fluoride; Vinyl ethers such as ethyl vinyl ether and isobutyl vinyl
- a polymerizable monomer containing a functional group such as an acid or a base can be used for the synthesis of the acrylic resin.
- a functional group containing monomer the following are mentioned, for example.
- Carboxyl group-containing monomers such as acrylic acid, methacrylic acid, maleic acid, fumaric acid, itaconic acid, mono n-butyl maleate, mono n-butyl fumarate, mono n-butyl itaconic acid, crotonic acid; 2-hydroxyethyl (meth) acrylate, 2-hydroxypropyl (meth) acrylate, 3-hydroxypropyl (meth) acrylate, 4-hydroxybutyl (meth) acrylate, (2-hydroxymethyl) ethyl acrylate, (2-hydroxymethyl) butyl acrylate, (meth) acrylic acid (4-hydroxymethylcyclohexyl) methyl, glycerol mono (meth) acrylate, 2- (meth) acryloyloxyethyl 2-hydroxypropyl phthalate, 2-hydroxy-3 -Hydroxyl-containing (meth) acrylic esters such as phenoxypropyl (meth) acrylate; Amide group-containing mono
- monomers having two or more unsaturated bonds in one molecule such as diallyl phthalate, divinylbenzene, allyl acrylate, and trimethylolpropane trimethacrylate can be used. These monomers may be used alone or in combination of two or more.
- vinyl chloride resins can be used, and examples thereof include copolymer resins of vinyl chloride and other monomers such as vinyl acetate, vinylidene chloride, acrylic, and maleic acid.
- a preferable vinyl chloride resin is a vinyl chloride / vinyl acetate copolymer resin obtained by copolymerizing vinyl chloride and vinyl acetate, and a copolymer resin having a molecular weight of 30,000 or less is particularly preferable.
- the resin other than the above is not particularly limited, and any resin used in a normal ink composition can be used.
- epoxy resin epoxy resin, phenol resin, novolak resin, rosin modified phenol resin, amino resin such as melamine, benzoguanamine, polyamide resin, cellulose diacetate, cellulose triacetate, nitrocellulose, cellulose nitrate, cellulose propionate, cellulose acetate butyrate, etc.
- examples thereof include cellulose ester resins, cellulose ether resins such as methyl cellulose, ethyl cellulose, benzyl cellulose, trityl cellulose, cyanethyl cellulose, carboxymethyl cellulose, carboxyethyl cellulose, and aminoethyl cellulose. These resins can be used in combination.
- the content of the resin used in the non-aqueous ink jet ink composition of the present invention is preferably 1 to 20% by mass, more preferably 1 to 10% by mass, based on the mass of the ink composition. If the resin content is less than 1% by mass, the adhesion to the substrate may be insufficient, and if it is more than 20% by mass, the viscosity of the ink composition becomes high and the ejection properties become unstable. Inconvenience may occur, which is not preferable.
- the non-aqueous inkjet ink composition of the present invention uses a pigment dispersant in order to improve the dispersibility of the pigment.
- the pigment dispersant is not particularly limited as long as it is used for the purpose of dispersing a pigment in this technical field.
- a polyamide resin, a hydroxyl group-containing carboxylic acid ester, a long-chain polyaminoamide, and a salt of a high molecular weight acid ester Salt of long chain polyaminoamide and high molecular weight polycarboxylic acid, salt of long chain polyaminoamide and polar acid ester, high molecular weight unsaturated acid ester, modified polyurethane, modified polyacrylate, polyether ester type anionic active agent, naphthalene sulfone Acid formalin condensate salt, aromatic sulfonic acid formalin condensate salt, polyoxyethylene alkyl phosphate ester, polyoxyethylene nonylphenyl ether, stearylamine acetate and the like can be used.
- the non-aqueous inkjet ink composition of the present invention it is preferable to use a polyester polyamide resin having two or more amide groups in one molecule and a number average molecular weight of 700 to 15000 as a pigment dispersant.
- the blending amount of the pigment dispersant varies depending on the type of pigment to be used, but is usually 0.1 to 15% by mass, more preferably 0.5 to 10% by mass with respect to the mass of the ink composition. It is preferable to further improve the pigment dispersibility.
- the polyester polyamide resin is produced by reacting an acid-terminated polyester resin with a polyamine compound having two or more amino groups in one molecule.
- a polyamine compound having two or more amino groups for example, Sol sparse 32000, Sol sparse 32500, Sol sparse 32600, Sol sparse 33500, Sol sparse 34750, Sol sparse 35100, Sol sparse 37500, etc. manufactured by Lubrizol, BYK9077 made by BYK Chemie, etc. can be mentioned.
- the pigment dispersibility is lowered, which is not preferable.
- the number average molecular weight is less than 700, the pigment dispersibility is lowered, and when the number average molecular weight exceeds 15,000, the dispersibility in the ink is lowered, which is not preferable.
- the non-aqueous ink jet ink composition of the present invention uses an organic solvent used for ordinary solvent-based inks.
- organic solvent examples include the following.
- Alcohols such as methyl alcohol, ethyl alcohol, n-propyl alcohol, isopropyl alcohol, n-butyl alcohol, tridecyl alcohol, cyclohexyl alcohol, 2-methylcyclohexyl alcohol;
- Glycols such as ethylene glycol, diethylene glycol, triethylene glycol, polyethylene glycol, propylene glycol, dipropylene glycol, glycerin;
- the non-aqueous ink jet ink composition of the present invention preferably contains glycol ethers as the organic solvent.
- glycol ethers as the organic solvent.
- the non-aqueous ink jet ink composition of the present invention contains a rust preventive agent such as a vaporizable rust preventive agent or an imidazole compound, which causes clogging of the nozzles of the printer head when printing with an ink jet printer. A print with excellent print quality can be obtained.
- a rust preventive agent such as a vaporizable rust preventive agent or an imidazole compound
- the nozzles of the printer head that come into contact with the ink may be corroded by chemical action of organic solvents or pigments in the ink, which may cause nozzle clogging.
- By containing the rust preventive agent in the ink it is possible to prevent nozzle clogging which causes nozzle clogging and ink dot bending, and to obtain further excellent dispersion stability.
- Examples of the vaporizable rust preventive agent that is an example of the rust preventive agent in the present invention include dicyclohexylamine carbonate, dicyclohexylamine nitrite, dicyclohexylamine, cyclohexylamine laurate, cyclohexylamine benzoate, and cyclohexylamine carbanite (CHC).
- amines such as cyclohexylamine benzoate (CHA ⁇ BA), cyclohexylamine cyclohexanecarboxylate (CHA ⁇ CHC), cyclohexylamine acrylate (CHA ⁇ AA), cyclohexylamine carbonate (JV-C), cyclohexylamine, cyclohexylammonium capri Rate, diisopropylamine nitrite, dicyclohexylammonium laurate, cyclohexylammonium cal Mate ammonium benzoate, dicyclohexylammonium nitrite (DICHAN), dicyclohexylammonium salicylate (DICHA • SA), dicyclohexylammonium benzoate (DICHA • BA), diisopropylammonium benzoate (DIPA • BA), diisopropylammonium nitrite (DIPAN), nitronaphthalene Am
- the rust inhibitor may be used alone or in combination, but the total amount of the rust inhibitor is preferably 0.01 to 5.0% by mass relative to the mass of the ink composition.
- the content is more preferably from 05 to 3.0% by mass, and still more preferably from 0.1 to 1.0% by mass.
- the content of the rust inhibitor is less than 0.01% by mass, clogging of the nozzle tends to occur, and if it exceeds 5.0% by mass, the ink may be thickened due to pigment aggregation, which is not preferable.
- the water extract of the non-aqueous ink jet ink composition of the present invention has a pH of 6.0 to 10.0, so that a printed matter with excellent print quality can be obtained without causing clogging of nozzles during printing. Since it is obtained, it is preferable. If the pH of the water extract is less than 6.0, the printer head is likely to corrode and cause nozzle clogging or ink dot bending. If the pH is greater than 10.0, Inconvenience such as thickening may occur, which is not preferable.
- the pH of this water extract is more preferably 6.5 to 8.5.
- the measuring method of pH is as follows. For the water extract of the ink composition, 1 g of the ink composition is added to 100 g of distilled water and stirred well. After standing still for a while, the water extract is measured with a pH meter.
- the pH of the water extract of the ink composition can be adjusted to pH 6.0 to 10.0 by adjusting the amount of the rust inhibitor added to the ink composition.
- additives such as dyes, surface conditioners, UV absorbers, light stabilizers, antioxidants, and plasticizers may be used in combination depending on applications.
- the non-aqueous ink jet ink composition of the present invention can be used in various ink jet printers.
- Examples of such an ink jet printer include a method of ejecting an ink composition by a charge control method and an ink on demand method.
- the non-aqueous ink jet ink composition of the present invention can be suitably applied particularly to printing by a large ink jet printer using a large format, for example, printing of an ink jet printer for the purpose of printing on an outdoor article such as a sign display. . Further, the contrast is clear in color graphic printing and video recording drawing, and the reproducibility of the image is remarkably improved.
- the printed surface (ink composition) after inkjet printing is dried at room temperature to several hundred degrees C to form a dry film.
- the base material used as the object of printing by this invention if it does not deform
- a substrate include metal, glass, and plastic, and more specifically, a paper whose surface is coated with a resin, a plastic sheet, a film, and the like.
- Examples 1-1 to 1-34 and Comparative Examples 1-1 to 1-5 Inks of Examples 1-1 to 1-34 and Comparative Examples 1-1 to 1-5 were prepared by kneading each of the components shown in Tables 1 to 4 and a mixture containing the compounding amounts (parts by mass) with a sand mill for 3 hours. A composition was prepared.
- Dicyclohexylamine (trade name: D-CHA-T, manufactured by Shin Nippon Chemical Co., Ltd.); and cyclohexylammonium cyclohexyl carbamate (trade name: VERZONE Crystal # 130, manufactured by Daiwa Kasei Laboratories); Were used respectively.
- ⁇ Average particle size measurement> The particle diameter of the pigment of each ink composition was measured by an average particle size (D50) using a laser diffraction particle size distribution analyzer (“SALD-7000” manufactured by Shimadzu Corporation).
- ⁇ PH of water extract> The pH of the water extract of each ink composition was dropped by adding 1 g of the ink composition to 100 g of distilled water using a separatory funnel, and mixed and stirred. After standing for a while, the water extract (lower layer part) was taken out. Then, it was measured at 20 ° C. with a pH meter.
- A Changes in viscosity and particle size are both within ⁇ 5%.
- ⁇ At least one of changes in viscosity and particle diameter exceeds ⁇ 5% and within ⁇ 10%.
- X Change in viscosity and particle diameter, at least one of which exceeds ⁇ 10%.
- ⁇ Nozzle discharge stability> An image was continuously printed on a vinyl chloride base material for 8 hours using an inkjet printer for large format, then stopped for 1 week in an environment of a temperature of 40 ° C. and a humidity of 65%, and again printed continuously for 1 hour. The print state before and after the stop was visually observed, the percentage of the print state reproduced after the stop with respect to the print state before the stop was calculated, and evaluated according to the following criteria.
- Examples 2-1 to 2-35 and Comparative Examples 2-1 to 2-5 Each of the mixtures containing the components shown in Tables 5 to 8 in the corresponding blending amounts (parts by mass) was kneaded for 3 hours with a sand mill, and Examples 2-1 to 2-35 and Comparative Examples 2-1 to 2-5 Ink compositions were prepared.
- pigment resin and pigment dispersant
- the same pigments as those used in Examples 1-1 to 1-34 and Comparative examples 1-1 to 1-5 were used.
- Imidazole (trade name: IZ, manufactured by Nippon Synthetic Chemical); 2-methylimidazole (trade name: 2MI, manufactured by Nippon Synthetic Chemical); Benzimidazole (trade name: benzimidazole, manufactured by Aldrich); and 2-ethyl-4-methylimidazole (trade name: 2-ethyl-4-methylimidazole, manufactured by Tokyo Chemical Industry Co., Ltd.); Were used respectively.
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- 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)
- Ink Jet Recording Methods And Recording Media Thereof (AREA)
Abstract
Description
ピグメントオレンジ16、36、38、43、51、55、59、61、64、65、71
ピグメントレッド9、48、49、52、53、57、97、122(キナクリドンマゼンタ)、123、149、168、177、180、192、202、206、215、216、217、220、223、224、226、227、228、238、240、244、254
ピグメントバイオレット19(キナクリドンバイオレット)、23、29、30、32、37、40、50
ピグメントブルー15(フタロシアニンブルー)、15:1、15:3、15:4、15:6、22、30、64、80
ピグメントグリーン7(塩素化フタロシアニングリーン)、36(臭素化フタロシアニングリーン)
ピグメントブラウン23、25、26
ピグメントブラック7(カーボンブラック)、26、27、28
酸化チタン、酸化鉄、群青、黄鉛、硫化亜鉛、コバルトブルー、硫酸バリウム、炭酸カルシウム
p-オキシ安息香酸、p-(ヒドロキシエトキシ)安息香酸等の芳香族オキシカルボン酸;
コハク酸、アジピン酸、アゼライン酸、セバシン酸、ドデカンジカルボン酸等の脂肪族ジカルボン酸;
フマル酸、マレイン酸、イタコン酸、メサコン酸、シクロヘキセンジカルボン酸、ダイマー酸、トリマー酸、テトラマー酸等の脂肪族不飽和多価カルボン酸;
ヘキサヒドロフタル酸、テトラヒドロフタル酸等の脂環族ジカルボン酸;
トリメリット酸、トリメシン酸、ピロメリット酸等の多価カルボン酸
トリメチロールエタン、トリメチロールプロパン、グリセリン、ペンタエリスリトール等のトリオール及びテトラオール類等の脂肪族多価アルコール類;
1,4-シクロヘキサンジオール、1,4-シクロヘキサンジメタノール、スピログリコール、ビスフェノールA、水素化ビスフェノールA、トリシクロデカンジオール、トリシクロデカンジメタノール等の脂環族多価アルコール類;
パラキシレングリコール、メタキシレングリコール、オルトキシレングリコール、1,4-フェニレングリコール等の芳香族多価アルコール類
メタクリル酸メチル、メタクリル酸エチル、メタクリル酸イソプロピル、メタクリル酸n-ブチル、メタクリル酸イソブチル、メタクリル酸t-ブチル、メタクリル酸シクロヘキシル、メタクリル酸2-エチルヘキシル等のメタクリル酸エステル類;
スチレン、ビニルトルエン、α-メチルスチレン等の芳香族ビニル類;
酢酸ビニル、プロピオン酸ビニル等のビニルエステル類;
ビニルピロリドン等の複素環式ビニル化合物;
塩化ビニル、塩化ビニリデン、フッ化ビニリデン等のハロゲン化ビニル類;
エチルビニルエーテル、イソブチルビニルエーテル等のビニルエーテル類;
エチレン、プロピレン等のα-オレフィン類
(メタ)アクリル酸2-ヒドロキシエチル、(メタ)アクリル酸2-ヒドロキシプロピル、(メタ)アクリル酸3-ヒドロキシプロピル、(メタ)アクリル酸4-ヒドロキシブチル、アクリル酸(2-ヒドロキシメチル)エチル、アクリル酸(2-ヒドロキシメチル)ブチル、(メタ)アクリル酸(4-ヒドロキシメチルシクロヘキシル)メチル、グリセリンモノ(メタ)アクリレート、2-(メタ)アクリロイルオキシエチル2-ヒドロキシプロピルフタレート、2-ヒドロキシ-3-フェノキシプロピル(メタ)アクリレート等の水酸基含有(メタ)アクリル酸エステル類;
アクリルアミド、メタクリルアミド、マレイン酸アミド、ジアセトンアクリルアミド等のアミド基含有単量体類;
メタクリル酸グリシジル、アリルグリシジルエーテル等のグリシジル基含有単量体;
アクリロニトリル、メタクリロニトリル等のシアノ基含有単量体;
ブタジエン、イソプレン等のジエン類;
アリルアルコール、2-ヒドロキシエチルアリルエーテル等の水酸基含有アリル化合物;
メタクリル酸ジメチルアミノエチル、メタクリル酸ジエチルアミノエチル等の3級アミノ基含有単量体;
ビニルトリメトキシシラン、ビニルトリエトキシシラン、ビニルトリイソプロポキシシラン、ビニルトリス(β-メトキシエトキシ)シラン、ビニルメチルジメトキシシラン、ビニルメチルジエトキシシラン、ビニルジメチルメトキシシラン、ビニルジメチルエトキシシラン、3-メタクリロキシプロピルトリメトキシシラン、3-メタクリロキシプロピルトリエトキシシラン、3-メタクリロキシプロピルメチルジメトキシシラン、3-メタクリロキシプロピルメチルジエトキシシラン等のアルコキシシリル基含有単量体類
エチレングリコール、ジエチレングリコール、トリエチレングリコール、ポリエチレングリコール、プロピレングリコール、ジプロピレングリコール、グリセリン等のグリコール類;
エチレングリコールモノメチルエーテル、エチレングリコールモノエチルエーテル、エチレングリコールモノブチルエーテル、エチレングリコールジエチルエーテル、エチレングリコールジメチルエーテル、ジエチレングリコールモノメチルエーテル、ジエチレングリコールモノエチルエーテル、ジエチレングリコールモノブチルエーテル、ジエチレングリコールエチルメチルエーテル、ジエチレングリコールジメチルエーテル、ジエチレングリコールジエチルエーテル、ジエチレングリコールジブチルエーテル、プロピレングリコールモノメチルエーテル、プロピレングリコールモノエチルエーテル、プロピレングリコールモノブチルエーテル、ジプロピレングリコールモノメチルエーテル、ジプロピレングリコールモノエチルエーテル、プロピレングリコールジメチルエーテル、ジプロピレングリコールジメチルエーテル、プロピレングリコールジエチルエーテル、ジプロピレングリコールジエチルエーテル、エチレングリコールモノメチルアセテート、エチレングリコールモノエチルアセテート、エチレングリコールモノブチルアセテート、ジエチレングリコールモノメチルアセテート、エチレングリコールモノメチルエーテルアセテート、エチレングリコールモノエチルエーテルアセテート、エチレングリコールモノブチルエーテルアセテート、プロピレングリコールモノメチルエーテルアセテート、プロピレングリコールモノエチルエーテルアセテート、ジエチレングリコールモノエチルアセテート、ジエチレングリコールモノブチルアセテート、トリエチレングリコールモノブチルエーテル等のグリコールエーテル類;
酢酸エチル、酢酸イソプロピレン、酢酸n-ブチル、乳酸メチル、乳酸エチル、乳酸ブチル等のエステル類;
アセトン、メチルエチルケトン、メチルイソブチルケトン、シクロヘキサノン、イソホロン、ジアセトンアルコール等のケトン類;
その他トルエン、キシレン、アセトニトリル、γ-ブチロラクトン、γ-バレロラクトン、N-メチル-2-ピロリドン、N-エチル-2-ピロリドン等の含窒素化合物
表1~4に示す成分と配合量(質量部)で含有する混合物をそれぞれサンドミルで3時間練合して、実施例1-1~1-34及び比較例1-1~1-5のインク組成物を調製した。
カーボンブラックとして、モナーク1000(キャボット社製)を;
キナクリドンマゼンタ顔料として、FASTOGEN Super Magenta RG(大日本インキ社製)を;
フタロシアニンブルーとして、イルガライトブルー8700(チバ・スペシャリティケミカルズ社製)を;
ニッケル錯体イエロー顔料として、E4GN-GT(ランクセス社製)を;
酸化チタンとして、TR92(TIOXIDE社製)を;
それぞれ用いた。
ポリエステル樹脂として、バイロンGK810(東洋紡社製、数平均分子量=6000、Tg=46℃、酸価=5mgKOH/g、水酸基価=19mgKOH/g)を;
アクリル樹脂として、ダイヤナールMB2660(三菱レーヨン社製、重量平均分子量=65000、Tg=52℃、酸価=3mgKOH/g)を;
塩化ビニル樹脂として、ソルバインCL(日信化学社製、塩化ビニル-酢酸ビニル共重合体、数平均分子量=25000、Tg=70℃)を;
それぞれ用いた。
ジシクロヘキシルアミン(商品名:D-CHA-T、新日本理化社製);及び
シクロヘキシルアンモニウムシクロヘキシルカーバメイト(商品名:VERZONE Crystal #130、大和化成研究所製);
をそれぞれ用いた。
ポリエステルポリアミド樹脂Aとして、ソルスパース32000(ルーブリゾール社製、固形分濃度100%、数平均分子量=1500)を;
ポリエステルポリアミド樹脂Bとして、BYK9077(ビックケミー社製、固形分濃度99%、数平均分子量=1400)を;
それぞれ用いた。
各インク組成物の粘度は、B型粘度計を用い、20℃における粘度を測定した。
各インク組成物の顔料の粒子径は、レーザー回折式粒度分布測定器(島津製作所製「SALD-7000」)を用いて平均粒子経(D50)を測定した。
各インク組成物の水抽出物のpHは、分液ロートを用いてインク組成物1gを蒸留水100gへ滴下して良く混合・撹拌し、しばらく静置後その水抽出物(下層部)を取り出して、pHメーターにて、20℃で測定した。
各インク組成物を密閉容器中で60℃・1ヶ月間保存した後、取り出し、その粘度及び粒子径を上記のように測定し、試験前と試験後のそれぞれの変化を下記の基準で評価した。
○:粘度及び粒子径の変化が、少なくとも一方が±5%超±10%以内。
×:粘度及び粒子径の変化が、少なくとも一方が±10%超。
ラージフォーマット用インクジェットプリンタを用いて塩化ビニルの基材に画像を8時間連続して印刷し、その後温度40℃・湿度65%の環境下で1週間停止させ、再度連続して1時間印刷した。停止前後の印字状態を目視で観察し、停止前の印字状態に対する停止後に再現された印字状態の百分率を算出し、下記の基準で評価した。
○:印字したドットのうち、80%以上90%未満で所定の位置に正しく印字できる。
△:印字したドットのうち、20%以上70%未満でドットの曲がりが発生。
×:印字したドットのうち、70%以上でドットの曲がりが発生。
表5~8に示す成分を対応する配合量(質量部)で含有する混合物をそれぞれサンドミルで3時間練合して、実施例2-1~2-35及び比較例2-1~2-5のインク組成物を調製した。
イミダゾール(商品名:IZ、日本合成化学社製);
2-メチルイミダゾール(商品名:2MI、日本合成化学社製);
ベンゾイミダゾール(商品名:ベンゾイミダゾール、aldrich社製);及び
2-エチル-4-メチルイミダゾール(商品名:2-エチル-4-メチルイミダゾール、東京化成工業社製);
をそれぞれ用いた。
Claims (12)
- 顔料、樹脂、顔料分散剤及び有機溶媒を含有し、更に防錆剤を含有することを特徴とする非水系インクジェット用インク組成物。
- 前記防錆剤は、気化性防錆剤であることを特徴とする請求項1に記載の非水系インクジェット用インク組成物。
- 前記防錆剤は、イミダゾール化合物であることを特徴とする請求項1に記載の非水系インクジェット用インク組成物。
- 前記非水系インクジェット用インク組成物の水抽出物のpHは、6.0~10.0であることを特徴とする請求項1乃至3のいずれか一項に記載の非水系インクジェット用インク組成物。
- 前記気化性防錆剤は、ジシクロヘキシルアミン又はシクロヘキシルアンモニウムシクロヘキシルカーバーメイトであることを特徴とする請求項2に記載の非水系インクジェット用インク組成物。
- 前記イミダゾール化合物は、イミダゾール、2-メチルイミダゾール、ベンゾイミダゾール又は2-エチル-4-メチルイミダゾールであることを特徴とする請求項3に記載の非水系インクジェット用インク組成物。
- 前記顔料は、酸化チタンであり、該酸化チタンの含有量は、インク組成物中1.0~20.0質量%であることを特徴とする請求項1乃至6のいずれか一項に記載の非水系インクジェット用インク組成物。
- 前記防錆剤の含有量は、インク組成物中0.01~5.0質量%であることを特徴とする請求項1乃至7のいずれかに記載の非水系インクジェット用インク組成物。
- 前記顔料の体積平均粒子径は、50~400nmであることを特徴とする請求項1乃至8のいずれか一項に記載の非水系インクジェット用インク組成物。
- 前記顔料分散剤は、1分子中に2個以上のアミド基を有し、且つ、数平均分子量が700~15000のポリエステルポリアミド樹脂であることを特徴とする請求項1乃至9のいずれか一項に記載の非水系インクジェット用インク組成物。
- 前記有機溶媒は、グリコールエーテル類を含むことを特徴とする請求項1乃至10のいずれか一項に記載の非水系インクジェット用インク組成物。
- 前記樹脂は、ポリエステル樹脂、アクリル樹脂及び塩化ビニル樹脂のいずれかを含むことを特徴とする請求項1乃至11のいずれか一項に記載の非水系インクジェット用インク組成物。
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RU2010140466/05A RU2485151C2 (ru) | 2008-03-04 | 2009-01-29 | Неводный состав чернил для струйной печати |
DK09718022.8T DK2284226T3 (en) | 2008-03-04 | 2009-01-29 | Non-aqueous inkjet ink composition |
SI200931619A SI2284226T1 (sl) | 2008-03-04 | 2009-01-29 | Nevodna sestava črnila za curek črnila |
BRPI0906089-8A BRPI0906089B1 (pt) | 2008-03-04 | 2009-01-29 | Composição de tinta não-aquosa para impressão de jato de tinta |
CA2717762A CA2717762C (en) | 2008-03-04 | 2009-01-29 | Nonaqueous inkjet ink composition |
EP09718022.8A EP2284226B1 (en) | 2008-03-04 | 2009-01-29 | Nonaqueous inkjet ink composition |
US12/921,017 US8440745B2 (en) | 2008-03-04 | 2009-01-29 | Nonaqueous inkjet ink composition |
MX2010009701A MX2010009701A (es) | 2008-03-04 | 2009-01-29 | Composicion de tinta no acuosa para inyeccion de tinta. |
CN200980107136.XA CN101959979B (zh) | 2008-03-04 | 2009-01-29 | 非水性喷墨用油墨组合物 |
ES09718022.8T ES2616253T3 (es) | 2008-03-04 | 2009-01-29 | Composición de tinta no acuosa para inyección de tinta |
LTEP09718022.8T LT2284226T (lt) | 2008-03-04 | 2009-01-29 | Rašalinio/čiurkšlinio spausdintuvo bevandenė rašalo kompozicija |
HK11105668.7A HK1151551A1 (en) | 2008-03-04 | 2011-06-07 | Nonaqueous inkjet ink composition |
CY20171100225T CY1118758T1 (el) | 2008-03-04 | 2017-02-20 | Μη υδατικη συνθεση μελανης inkjet |
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JP2008-091887 | 2008-03-31 | ||
JP2008091887A JP5240992B2 (ja) | 2008-03-31 | 2008-03-31 | 非水系インクジェット用インク組成物 |
JP2009-005656 | 2009-01-14 | ||
JP2009005656A JP4519189B2 (ja) | 2008-03-04 | 2009-01-14 | 非水系インクジェット用インク組成物 |
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US (1) | US8440745B2 (ja) |
EP (1) | EP2284226B1 (ja) |
KR (1) | KR101578241B1 (ja) |
CN (1) | CN101959979B (ja) |
BR (1) | BRPI0906089B1 (ja) |
CA (1) | CA2717762C (ja) |
CY (1) | CY1118758T1 (ja) |
DK (1) | DK2284226T3 (ja) |
ES (1) | ES2616253T3 (ja) |
HK (1) | HK1151551A1 (ja) |
HU (1) | HUE031975T2 (ja) |
LT (1) | LT2284226T (ja) |
MX (1) | MX2010009701A (ja) |
PL (1) | PL2284226T3 (ja) |
PT (1) | PT2284226T (ja) |
RU (1) | RU2485151C2 (ja) |
SG (1) | SG188113A1 (ja) |
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2009
- 2009-01-29 PT PT97180228T patent/PT2284226T/pt unknown
- 2009-01-29 CA CA2717762A patent/CA2717762C/en active Active
- 2009-01-29 ES ES09718022.8T patent/ES2616253T3/es active Active
- 2009-01-29 KR KR1020107020064A patent/KR101578241B1/ko active IP Right Grant
- 2009-01-29 SG SG2013008693A patent/SG188113A1/en unknown
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- 2009-01-29 LT LTEP09718022.8T patent/LT2284226T/lt unknown
- 2009-01-29 BR BRPI0906089-8A patent/BRPI0906089B1/pt active IP Right Grant
- 2009-01-29 WO PCT/JP2009/051407 patent/WO2009110266A1/ja active Application Filing
- 2009-01-29 SI SI200931619A patent/SI2284226T1/sl unknown
- 2009-01-29 EP EP09718022.8A patent/EP2284226B1/en active Active
- 2009-01-29 CN CN200980107136.XA patent/CN101959979B/zh active Active
- 2009-01-29 DK DK09718022.8T patent/DK2284226T3/en active
- 2009-01-29 RU RU2010140466/05A patent/RU2485151C2/ru active
- 2009-01-29 MX MX2010009701A patent/MX2010009701A/es active IP Right Grant
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JPS60152575A (ja) * | 1984-01-23 | 1985-08-10 | Dainichi Seika Kogyo Kk | インクジエツト記録用インク組成物 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2021201149A1 (ja) * | 2020-03-31 | 2021-10-07 | 株式会社Dnpファインケミカル | 非水性インク組成物、インクジェット記録方法及び印刷物の製造方法 |
US12104068B2 (en) | 2020-03-31 | 2024-10-01 | Dnp Fine Chemicals Co., Ltd. | Non-aqueous ink composition, inkjet recording method, and method for manufacturing printed matter |
Also Published As
Publication number | Publication date |
---|---|
US8440745B2 (en) | 2013-05-14 |
CN101959979A (zh) | 2011-01-26 |
HK1151551A1 (en) | 2012-02-03 |
BRPI0906089B1 (pt) | 2019-04-09 |
DK2284226T3 (en) | 2017-02-27 |
EP2284226A4 (en) | 2014-07-09 |
CN101959979B (zh) | 2014-05-07 |
CA2717762A1 (en) | 2009-09-11 |
LT2284226T (lt) | 2017-02-27 |
HUE031975T2 (en) | 2017-08-28 |
BRPI0906089A2 (pt) | 2015-09-22 |
RU2010140466A (ru) | 2012-04-10 |
RU2485151C2 (ru) | 2013-06-20 |
EP2284226A1 (en) | 2011-02-16 |
PL2284226T3 (pl) | 2017-07-31 |
PT2284226T (pt) | 2017-03-07 |
CA2717762C (en) | 2015-12-22 |
SI2284226T1 (sl) | 2017-04-26 |
KR20100124752A (ko) | 2010-11-29 |
ES2616253T3 (es) | 2017-06-12 |
KR101578241B1 (ko) | 2015-12-16 |
SG188113A1 (en) | 2013-03-28 |
MX2010009701A (es) | 2010-09-30 |
CY1118758T1 (el) | 2017-07-12 |
US20110009537A1 (en) | 2011-01-13 |
EP2284226B1 (en) | 2016-11-30 |
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