Classifications

• • 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
• • 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
  • C09D11/02—Printing inks
  • C09D11/03—Printing inks characterised by features other than the chemical nature of the binder
• • 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
  • C09D11/02—Printing inks
  • C09D11/10—Printing inks based on artificial resins
  • C09D11/102—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions other than those only involving unsaturated carbon-to-carbon bonds
• • 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
  • C09D11/02—Printing inks
  • C09D11/10—Printing inks based on artificial resins
  • C09D11/106—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
• • 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
  • C09D11/02—Printing inks
  • C09D11/10—Printing inks based on artificial resins
  • C09D11/106—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
  • C09D11/107—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds from unsaturated acids or derivatives thereof
• • 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
  • C09D11/38—Inkjet printing inks characterised by non-macromolecular additives other than solvents, pigments or dyes

Definitions

• Examples of a combination of an acetylene-based surfactant and a styrene / maleic acid copolymer include a dispersant composition containing an acetylene-based surfactant and a styrene / maleic acid copolymer (Patent Document 6), styrene.
• An inkjet composition containing a maleic acid copolymer-based dispersant and an acetylene-based surfactant Patent Document 7
• a powder containing a styrene / maleic acid copolymer-based dispersant and an acetylene-based surfactant examples thereof include a coating composition (Patent Document 8).
• Patent Document 8 there was room for improvement in the combination of each component of these compositions.
• Dispersant described in Crab. 7 The dispersant according to any one of 1 to 6 above, which is used for dispersing a disperse dye or a pigment in an aqueous solvent.
• An ink composition comprising the dispersion according to the above 8. 10.
• the ethoxylated form of acetylene glycol is represented by the following formula (2).
• the dispersion of the present invention contains the above-mentioned dispersant, a disperse dye and / or a pigment, and an aqueous solvent.
• Dyes manufactured by Orient Chemical Industry Co., Ltd. include Valifast Black 3806, 3810, 3820, Oil Black BS, BY, B-85, 860, Water Yellow 6C, Valifast Yellow 1101, 1105, 3110, 3120, 4120, 4126, Oplas Yellow 130, 140, Oil Yellow GG-S, 105, 107, 129, 818, Water Red 27, Valifast Red 1306, 1355, 2303, 3311, 3320, Valifast Orange 3210, Valifast Brown 2402, Oil R 312, Oil Brown BB, Varifast Blue 1601, 1603, 1605, 2606, 3806, 3820, Oil Blue # 15, # 613, 613, N14, BOS and the like can be preferably used.
• the concentration of the disperse dye and the pigment in the dispersion is preferably 1 to 50% by mass, more preferably 5 to 50% by mass, based on 100% by mass of the dispersion. If the concentration of the disperse dye and the pigment exceeds 50% by mass, the density of the disperse dye and the pigment becomes high in the dispersion, and the free movement may be hindered to cause aggregation.
• the method for producing the dispersant of the present invention includes a step of mixing and dispersing the above-mentioned dispersant, a disperse dye and / or a pigment, and an aqueous solvent.
• a dispersant, a disperse dye and / or a pigment, and an aqueous solvent can be mixed using a mixing disperser such as a paint shaker, a bead mill, a ball mill, a solver, or a kneader to obtain a dispersion.
• a mixing disperser such as a paint shaker, a bead mill, a ball mill, a solver, or a kneader.
• the static surface tension of the dispersion is preferably 70 mN / m or less, and more preferably 60 mN / m or less.
• the viscosity of the dispersion is preferably 10.0 mPa ⁇ s or less, and more preferably 5.0 mPa ⁇ s or less.
• the lower limit of the viscosity of the dispersion is preferably 1.0 mPa ⁇ s or more.
• the viscosity in this case is a condition at 25 ° C.
• the ink composition of the present invention contains the above-mentioned dispersion of the present invention, and further optionally contains a resin and other additives. That is, the ink composition of the present invention has the following (i) to (v).
• Dispersants ii) Disperse dyes and / or pigments
• iii Water and / or water-soluble organic solvents
• Resins v) UV absorbers, antioxidants, pH regulators, preservatives and viscosity regulators It is preferable to contain one or more additives selected from the above group.
• the concentration of the disperse dye and / or the pigment in the ink composition is preferably 0.1 to 20% by mass, more preferably 0.1 to 10% by mass in 100% by mass of the ink composition.
• the resin contained in the ink composition is preferably a polymer having a hydrophobic group and a hydrophilic group.
• This polymer preferably has at least one functional group selected from an alkyl group, a cycloalkyl group, and an aryl group as a hydrophobic group. Further, it is preferable to have at least one functional group selected from a carboxy group, a sulfo group, a hydroxy group, an amino group, an amide group and these functional groups as a hydrophilic group.
• Such a polymer can be obtained, for example, by polymerizing a monomer or oligomer having a functional group such as an acryloyl group, a methacryloyl group, a vinyl group, or an allyl group.
• Example 1 24.3 parts of compound (B-1) as a component (B) was dissolved in 72.8 parts of ion-exchanged water to prepare a neutralized salt aqueous solution of a styrene / maleic anhydride copolymer. 0.9 part of compound (A-1) as a component (A) and 2.1 part of dipropylene glycol as an aqueous solvent were stirred there to obtain a dispersant.
• Dispersion stability was evaluated using a dispersion stability analyzer LUMiSizer (manufactured by LUM). This analysis was carried out under the conditions of a temperature of 25 ° C. immediately after dispersion, a rotation speed of 4,000 rpm, and an analysis time of 50 minutes, and the interfacial movement speed (particle settling speed) was measured. Further, under the same conditions, the interfacial movement speed after heating at 60 ° C. for 1 week was measured. The smaller the interfacial movement speed, the better the dispersion stability.

Landscapes

• Chemical & Material Sciences (AREA)
• Life Sciences & Earth Sciences (AREA)
• Engineering & Computer Science (AREA)
• Materials Engineering (AREA)
• Wood Science & Technology (AREA)
• Organic Chemistry (AREA)
• Chemical Kinetics & Catalysis (AREA)
• General Chemical & Material Sciences (AREA)
• Inks, Pencil-Leads, Or Crayons (AREA)
• Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)

Priority Applications (5)

Applications Claiming Priority (2)

Publications (1)

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Cited By (2)

Citations (11)

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• 2021
  • 2021-06-28 JP JP2022545485A patent/JP7509210B2/ja active Active
  • 2021-06-28 EP EP21860955.0A patent/EP4206303A4/en active Pending
  • 2021-06-28 US US18/023,491 patent/US20230312947A1/en active Pending
  • 2021-06-28 KR KR1020237008502A patent/KR20230058419A/ko active Pending
  • 2021-06-28 CN CN202180052513.5A patent/CN115997000A/zh active Pending
  • 2021-06-28 WO PCT/JP2021/024347 patent/WO2022044525A1/ja not_active Ceased
  • 2021-07-05 TW TW110124561A patent/TWI900604B/zh active

Patent Citations (11)

Non-Patent Citations (1)

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