CN107922775A - Aqueous inkjet ink composition - Google Patents
Aqueous inkjet ink composition Download PDFInfo
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- CN107922775A CN107922775A CN201680043633.8A CN201680043633A CN107922775A CN 107922775 A CN107922775 A CN 107922775A CN 201680043633 A CN201680043633 A CN 201680043633A CN 107922775 A CN107922775 A CN 107922775A
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- ink composition
- mass
- water
- aqueous inkjet
- inkjet ink
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
- A61K47/30—Macromolecular organic or inorganic compounds, e.g. inorganic polyphosphates
- A61K47/32—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. carbomers, poly(meth)acrylates, or polyvinyl pyrrolidone
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F17/00—Printing apparatus or machines of special types or for particular purposes, not otherwise provided for
- B41F17/36—Printing apparatus or machines of special types or for particular purposes, not otherwise provided for for printing on tablets, pills, or like small articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M5/00—Duplicating or marking methods; Sheet materials for use therein
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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
- C09D11/324—Inkjet printing inks characterised by colouring agents containing carbon black
-
- 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
- C09D11/30—Inkjet printing inks
- C09D11/38—Inkjet printing inks characterised by non-macromolecular additives other than solvents, pigments or dyes
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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)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Pharmacology & Pharmacy (AREA)
- Epidemiology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Inks, Pencil-Leads, Or Crayons (AREA)
- Ink Jet (AREA)
- Ink Jet Recording Methods And Recording Media Thereof (AREA)
- Medicinal Preparation (AREA)
Abstract
The present invention provides the aqueous inkjet ink composition for spraying excellent in stability and the edibility that can be directly printed with ink-jetting style to tablets such as medicine, food etc..The aqueous inkjet ink composition of the present invention is the aqueous inkjet ink composition for ink mist recording, it is characterized in that, ejection stabilizer including at least colouring agent and using polyglycerol caprylate as main component, the HLB value for spraying stabilizer is more than 15, to include the ejection stabilizer relative to scope of the gross mass as the mass % of 1 mass %~5, surface tension of the aqueous inkjet ink composition at 25 DEG C is the scope of 25mN/m~40mN/m.
Description
Technical field
The present invention relates to aqueous inkjet ink composition, in more detail, it is excellent and can be with ink-jetting style to be related to dispersiveness
The aqueous inkjet ink composition of the edibility directly printed to tablets such as medicine, food etc..
Background technology
The food such as medicine, replenishers for tablet, not only represent product information in packaging but also in tablet main body,
So as to improve its identity, realization prevents blunder,pharmaceutical, eats by mistake.Since the tablet of surface coatings can be connect with intaglio printing etc.
Tactile mode is printed, therefore represents the high information of identity, and plain piece, OD (intraoral disintegration) piece for surface smoothness difference
For, the printing based on the way of contact becomes difficult.Therefore, for these tablets, it is only capable of representing the marking mode of simple text
As mainstream.As a result, particularly have increasing need for also representing identity height to plain piece, OD pieces etc. in pharmaceutical field
Information new printing process.
As this printing process, for example, can illustrate using aqueous inkjet ink composition (hereinafter referred to as " aqueous ink group
Compound ".) ink-jetting style directly print.However, it is difficult to directly printed using conventional water-based ink composition on tablet,
Need the material using the standard of medicine additive, Japanese Pharmacopoeia or food additives official compendium as specified in meeting medicine thing method
The water-based ink composition formed.In addition, in order to be directly printed using ink-jetting style on tablet, it is necessary to excellent using stability is sprayed
Different water-based ink composition.
Prior art literature
Patent document
Patent document 1：Japanese Unexamined Patent Publication 2011-236279 publications.
The content of the invention
Problem to be solved by the invention
The present invention be in view of problem point and complete, its object is to, there is provided spray excellent in stability and can be with
The aqueous inkjet ink composition for the edibility that ink-jetting style directly prints tablets such as medicine, food etc..
Technical means to solve problem
Present inventors etc. study aqueous inkjet ink composition to solve problem point, its
It is configured to solve problem point by using following as a result, being found that, so as to complete the present invention.
That is, in order to solve foregoing problems, aqueous inkjet ink composition of the invention is the ink-jet use for ink mist recording
Water-based ink composition, it is characterised in that the ejection including at least colouring agent and using polyglycerol caprylate as main component is stablized
Agent, the HLB value for spraying stabilizer is more than 15, and it is 1 matter that the aqueous inkjet ink composition, which contains relative to gross mass,
Measure the ejection stabilizer of the scope of the mass % of %~5, surface tension of the aqueous inkjet ink composition at 25 DEG C
For the scope of 25mN/m~40mN/m.
According to foregoing composition, by pungent with polyglycereol to contain relative to scope of the gross mass as the mass % of 1 mass %~5
The ejection stabilizer that acid esters is main component and HLB value is more than 15, when being printed with ink-jetting style, can improve from spray
The stability that black head sprays.In addition, according to foregoing composition, added since polyglycerol caprylate meets medicine specified in medicine thing method
The standard of thing, Japanese Pharmacopoeia or food additives official compendium, therefore, it is possible to be directly printed to solid pharmaceutical preparations such as medicine, food.
Surface tension when further, by by 25 DEG C is set to more than 25mN/m, is spraying aqueous ink group from ink gun
During the drop of compound, can prevent drop be attached to nozzle plate caused by lettering it is bad.In addition, it can prevent water-based ink composition
Drop ball and spouting velocity reduce, it is possible to increase the ejection stability of drop.On the other hand, by the way that surface is opened
Power is set to below 40mN/m, can prevent that spraying stability reduces.
It should be noted that " ink mist recording " refers to, aqueous inkjet is sprayed in droplets from fine ink gun
Ink composition, and the drop is fixed so as to form the mode of image on the recording medium, recording medium is not limited to paper etc., also wraps
Include the solid pharmaceutical preparation of medicine, food etc..
In foregoing composition, foregoing colorants are the carbon blacks as pigment, in addition, as pigment dispersing agent, can be contained
From by Crodaret, polyoxyethylene alkyl ether, polysorbate, ten Unigly GO 102Ss and Sodium Polyacrylate
At least one interfacial agent selected in the group of composition.
Further, in foregoing composition, the HLB value of foregoing Crodaret is preferably more than 10.Thus,
The compatibility of Crodaret and decentralized medium is good, further realizes the raising of the dispersion stabilization of pigment.
Additionally, it is preferred that the aqueous inkjet ink composition of the present invention has edibility.Edibility refers to only by allowance conduct
Material composition of the material, and/or allowance that medicine or medicine additive are administered orally as food or food additives.
In order to solve foregoing problems, solid pharmaceutical preparation of the invention is characterized in that, it is that have aqueous inkjet on surface
The solid pharmaceutical preparation of the drying overlay film of ink, the aqueous ink for inkjet are made of foregoing aqueous inkjet ink composition.
According to foregoing composition, as aqueous ink for inkjet, use using relative to gross mass as the mass %'s of 1 mass %~5
Scope contains the aqueous ink for inkjet combination for the ejection stabilizer for being more than 15 as main component and HLB value using polyglycerol caprylate
Thing, therefore, i.e., is directly printed on the surface of solid pharmaceutical preparation by ink jet recording method using the aqueous ink for inkjet, will not gone out
Now spray bad, image to obscure, the drying overlay film that can form good printing image can be formed.Thereby, it is possible to provide solid
Body preparation main body can also represent product information, improve identity and can realize the solid pharmaceutical preparation for preventing blunder,pharmaceutical, eating by mistake.
It should be noted that the solid pharmaceutical preparation of the present invention includes food formulation and pharmaceutical preparation.
Invention effect
According to the present invention, by contain relative to scope of the gross mass as the mass % of 1 mass %~5 with polyglycereol octanoic acid
The ejection stabilizer that ester is main component and HLB value is more than 15, using the teaching of the invention it is possible to provide spray the aqueous ink for inkjet of excellent in stability
Composition.Further, since polyglycerol caprylate meets medicine additive, Japanese Pharmacopoeia or food additives specified in medicine thing method
The standard of official compendium, therefore, it is possible to be directly printed to solid pharmaceutical preparations such as medicine, food.As a result, in solid pharmaceutical preparation main body
It can represent product information, it is possible to increase identity, can realize prevents blunder,pharmaceutical, eats by mistake.
That is, a kind of excellent in stability is sprayed and can be with ink-jetting style to medicine, food etc. in accordance with the invention it is possible to provide
The aqueous inkjet ink composition for the edibility that solid pharmaceutical preparation directly prints, and carried out using the aqueous inkjet ink composition
Solid pharmaceutical preparation obtained by printing.
Embodiment
(aqueous inkjet ink composition)
For the aqueous inkjet ink composition (hereinafter referred to as " water-based ink composition " of present embodiment.) for, so that
By the use of pigment as in case of colouring agent, it is described below.
The water-based ink composition of present embodiment is including at least color compositions and is main using polyglycerol caprylate
The aqueous ink for spraying stabilizer and primary solvent is water of component.In addition, for the water-based ink composition of present embodiment,
By using the material for meeting the standards such as medicine thing method, there can be edibility, and be suitable for ink mist recording.Further, it is right
For water-based ink composition, due to the use of pigment as colouring agent, therefore, the water-based ink composition phase with having used dyestuff
Than excellent in colour rendering, light resistance, water resistance etc..
Aforesaid pigments composition is the composition including at least pigment and pigment dispersing agent.
As aforesaid pigments, for example, the pigment commonly used in aqueous inkjet ink composition of carbon black etc. can be used.Make
For foregoing carbon black, can enumerate such as channel carbon black, furnace blacks, acetylene carbon black, thermal black.In addition, it is used as this implementation
The carbon black of mode, can also use commercially available product, as this commercially available product, for example, can illustrate #900, #970, #100, #
2200、#2300、#2350、#2600、MA-7、MA-8、MA-100、MA-11、MCF88、#45L、#50、#10、#33、#40、#
4000th, (the trade name such as #52, CF9；It is Mitsubishi chemical Co., Ltd's system)；Niteron, HTC (trade name；It is that Nippon Steel lives
Aurification Co. Ltd. system)；Rising sun #55, rising sun #51, rising sun #50U, rising sun #50, rising sun #35, rising sun #15, Asahi Thermal (trade names；
It is Japanese Xu Tan companies (rising sun カ ー ボ Application society) system)；(the trade name of Raven700,5750,5250,5000,3500,1255；
Made for C.-Chem AG of Colombia of the U.S. (U ロ ンビ ア societies))；REGAL400R、330R、660R、MogulL、
Monarch700,800,880,900,1000,1100,1300, Monarch1400 (trade names；It is Cabot Co., Ltd of the U.S.
(キ ャ ボ ッ ト societies) makes)；Color Black FW1, FW2, FW2V, FW18, FW200, S150, S160, S170 (trade name；
Made for German goldschmidt chemical corporation (デ グ ッ サ societies))；PRINTEX35, U, V, 140U, 140V (trade name；It is German Degussa
Company (デ グ ッ サ societies) makes)；Special Black 6,5,4A, 4 (trade names；It is German goldschmidt chemical corporation (デ グ ッ サ
Society) system)；TOKABLACK#8500、#8300、#7550、#7400、#7350、#7240、#7100、#7050、#5500、#4500、#
4400th, #4300 (trade names；It is Japanese tokai carbon (East Hai カ ー ボ Application society) system) etc..As needed, these pigment
It suitably can be used alone or mix two or more uses.But by the color compositions of present embodiment be used for medicine,
Food when the printing of dosage surface, carbon black be preferably meet medicine additive specified in medicine thing method, Japanese Pharmacopoeia or
The carbon black of the standard of food additives official compendium.
The average primary particle diameter of foregoing carbon black is preferably 10nm~40nm.It should be noted that average primary particle diameter refers to
Together it is put into solvent and is disperseed with dispersant with SEM (scanning electron microscope), TEM (transmission electron microscope) observation
The preceding carbon black particle and the arithmetic mean particle diameter obtained.
In addition, as aforesaid pigments, for example, can also use iron oxide.As aforementioned oxidation iron, for example, the Huang that can illustrate
Iron oxide, Yellow ferric oxide, di-iron trioxide, colcother, black iron oxide etc..As needed, these pigment can be appropriate
Ground is used alone or mixes two or more uses.But the color compositions of present embodiment are used for medicine, replenishers etc.
During the printing of dosage surface, iron oxide is preferably to meet medicine additive, Japanese Pharmacopoeia or food specified in medicine thing method
The iron oxide of the standard of additive official compendium.
It is keeping quality to water-based ink composition, viscous since it directly affects image color for the content of aforesaid pigments
Degree, pH, printing concentration when being printed in solid pharmaceutical preparation etc. impact, therefore, it may be considered that the appropriate setting of these aspects.Example
Such as, when pigment is carbon black, in general, relative to the gross mass of color compositions, the model of the mass % of preferably 0.5 mass %~40
Enclose, the scope of the mass % of more preferably 1 mass %~25.By the way that the content of carbon black is set to more than 0.5 mass %, can suppress to scheme
As the reduction of concentration.On the other hand, by the way that the content of carbon black is set to below 40 mass %, can prevent glossiness reduction,
The blocking of nozzle and the reduction for spraying stability.In addition, when pigment is iron oxide, in general, relative to color compositions
The scope of the mass % of gross mass, preferably 0.5 mass %~40, the scope of the mass % of more preferably 1 mass %~25.By that will aoxidize
The content of iron is set to more than 0.5 mass %, can suppress the reduction of image color.On the other hand, by by the content of iron oxide
It is set to below 40 mass %, can prevents the reduction of glossiness, the blocking of nozzle and the reduction for spraying stability.
For the average particle size of the dispersion D50 of the pigment in dispersity, for example, when pigment is carbon black, preferably
In the range of 50nm~200nm, more preferably in the range of 85nm~140nm.In addition, when pigment is iron oxide, it is foregoing
D50 is preferably in the range of 25nm~300nm, more preferably in the range of 100nm~300nm, further preferably 75nm~
In the range of 250nm, particularly preferably in the range of 75nm~210nm.By the way that foregoing D50 is set to carbon black and iron oxide
More than each lower limit, it can prevent dispersion stabilization, light resistance and the deterioration for spraying stability, can also prevent printing concentration
Reduction.On the other hand, by the way that foregoing D50 is set to below each upper limit value of carbon black and iron oxide, aforesaid pigments are prevented
Separation, sedimentation, realize the maintenance of dispersion stabilization.In addition, the cumulative amount of the size distribution of foregoing carbon black is 99% value (D99)
It is preferred that in the range of 100nm~500nm.Further, the D99 of aforementioned oxidation iron is preferably in the scope of 100nm~900nm
It is interior, more preferably in the range of 100nm~600nm, particularly preferably in the range of 100nm~500nm.It should be noted that
The average particle size of the dispersion D50 and D99 of pigment are to use Microtrac UPA-EX150 (trade names；Nikkiso Company Limited's (day
Machine fills (strain)) system) and the value that passes through dynamic light scattering determination.
As aforesaid pigments dispersant, the dispersant commonly used in aqueous inkjet ink composition can be used.It is specific and
Speech, for example, the alcohol nonionic surfactant that can illustrate, anionic system interfacial agent etc..Live as foregoing nonionic system interface
Property agent, for example, can illustrate Crodaret, polyoxyethylene laurel ether, polyoxyethylene cetyl ether, polyoxyethylene
The polyoxyethylene alkyl ethers such as oleyl ether, polyoxyethylene stearyl base ether, polyoxyethylene docosyl ether；Polysorbate, ten
Unigly GO 102S etc..As aforementioned anionic system interfacial agent, for example, the Sodium Polyacrylate etc. that can illustrate.These dispersants
It can be used alone or mix two or more uses.But the color compositions of present embodiment are used for medicine, food etc.
During the printing of dosage surface, preferably using medicine additive specified in medicine thing method, Japanese Pharmacopoeia or food addition is met
The dispersant of the standard of thing official compendium.
In addition, as aforesaid pigments dispersant, foregoing Crodaret is suitable for improving what is be made of carbon black
The dispersiveness of pigment.Crodaret meets the standard of the fixed medicine additive of pharmaceutical affairs law and regulation etc..Therefore, polyoxy second
Alkene rilanit special can be suitable for the printing to solid pharmaceutical preparations such as medicine or food.As Crodaret, do not have
There is special restriction, for example, Crodaret (20E.O.) (the polyoxyethylene trihydroxy tristerin that can illustrate
20), Crodaret (40E.O.) (polyoxyethylene trihydroxy tristerin 40), polyethylene glycol hydrogenated castor-oil plant
Oily (50E.O.) (polyoxyethylene trihydroxy tristerin 50), Crodaret (60E.O.) (polyoxyethylene
Trihydroxy tristerin 60), Crodaret (100E.O.) (polyoxyethylene trihydroxy tristerin
100) etc..These Crodarets can be used alone or mix two or more uses.It should be noted that
E.O. the average addition molal quantity of ethylene oxide is represented.
As foregoing Crodaret (20E.O.), for example, the Nikkol HCO-20 (trade names that can illustrate；Day
This Nikko Chemical Company (daylight ケ ミ カ Le ズ (strain)) make), Emalex HC-20 (trade names；Japanese emulsification company (Japanese エ
マ Le ジ ョ Application (strain)) system), Uniox HC-20 (trade names；Japan Oil Co's system) etc..
As foregoing Crodaret (40E.O.), for example, the Nikkol HCO-40 (trade names that can illustrate；Day
This Nikko Chemical Company (daylight ケ ミ カ Le ズ (strain)) make), Uniox HC-40 (Japan Oil Co's system), Emanon CH40
(Kao Corp's system), Cremophor (trade names；BASF Japanese firm (BASF ジ ャ パ Application (strain)) makes),
Oirumugin HRE40 (trade names；Henkel Japanese firm (ヘ Application ケ Le ジ ャ パ Application (strain)) make), Emalex HC-40 (business
The name of an article；Japanese emulsification company (Japanese エ マ Le ジ ョ Application (strain)) system) etc..
As foregoing Crodaret (50E.O.), for example, the Nikkol HCO-50 (trade names that can illustrate；Day
This Nikko Chemical Company (daylight ケ ミ カ Le ズ (strain)) make), Uniox HC-50 (trade names；Japan Oil Co's system),
Emalex HC-50 (trade names；Japanese emulsification company (Japanese エ マ Le ジ ョ Application (strain)) system) etc..
As foregoing Crodaret (60E.O.), for example, the Nikkol HCO-60 (trade names that can illustrate；Day
This Nikko Chemical Company (daylight ケ ミ カ Le ズ (strain)) make), Uniox HC-60 (trade names；Japan Oil Co's system),
Emanon CH-60 (trade names；Kao Corp's system), Cremophor (trade names；BASF Japanese firm (BASF ジ ャ
パ Application (strain)) system), OirumuginHRE60 (trade names；Henkel Japanese firm system), Emalex HC-60 (trade names；Japanese breast
Change company (Japanese エ マ Le ジ ョ Application (strain)) makes) etc..
As foregoing Crodaret (100E.O.), for example, the Nikkol HCO-100 (trade names that can illustrate；
Japanese Nikko Chemical Company (daylight ケ ミ カ Le ズ (strain)) system), Uniox HC-100 (trade names；Japan Oil Co's system),
Emalex HC-100 (trade names；Japanese emulsification company (Japanese エ マ Le ジ ョ Application (strain)) system) etc..
The HLB value (ratio of hydrophilic-lipophilic) of Crodaret is preferably more than 10, more preferably 10~
18.When foregoing HLB value is more than 10, the Crodaret is good for the compatibility of decentralized medium, disperses steady
Qualitative raising.It should be noted that for the upper limit value of foregoing HLB value, there is no particular limitation, when HLB value is more than 18, with
The compatibility of decentralized medium is excessively good, and Crodaret becomes easily from surface of pigments to depart from, and dispersion stabilization is sometimes
Reduce.In addition, foregoing HLB value is the HLB value obtained by Griffin (Griffin) method, it refers to what is obtained according to following formula
Value.
HLB value=20 × (the sum of formula weight of hydrophilic group/molecular weight)
HLB value is the value in the range of 0~20, and HLB value is bigger, and hydrophily is stronger, and the smaller hydrophobicity of HLB value is stronger.
It is preferably 1 in terms of quality standard for the content ratio of pigment and pigment dispersing agent：0.2~1：4, more preferably 1：
0.5~1：1.When foregoing content ratio is 1：When more than 0.2, the dispersed reduction of pigment can be prevented.On the other hand, when foregoing
Content ratio is 1：When less than 4, for example, in the case of for aqueous inkjet ink composition, it can prevent because being attached to nozzle
The reduction of stability is sprayed caused by plate.
In aforesaid pigments composition, including for disperseing the decentralized medium of pigment.As decentralized medium, can illustrate water,
In more detail, can the illustrate pure water or ultra-pure water etc. such as ion exchange water, ultrafiltration water, reverse osmosis water, distilled water eliminates ion
The water of property impurity.Particularly, irradiated by ultraviolet or add hydrogen peroxide etc. and carried out the water of sterilization treatment due to that can grow
Phase prevents mouldy, generation bacterium, therefore preferably.In addition, the content as decentralized medium, there is no particular limitation, being capable of basis
Need suitably to set.
In addition, as foregoing decentralized medium, foregoing water and the mixed solution of water-miscible organic solvent can also be used.As
Foregoing water-miscible organic solvent, there is no particular limitation, specifically, for example, can illustrate methanol, ethanol, n-butanol, isobutyl
The alcohols such as alcohol, the tert-butyl alcohol, normal propyl alcohol, isopropanol；The amide-types such as dimethylformamide, dimethylacetylamide；Acetone, Methylethyl
The ketones such as ketone；Tetrahydrofuran, dioxanes, ethylene glycol monomethyl ether, ethylene glycol ethyl ether, diethylene glycol dimethyl ether, diethylene glycol ether, three second
The ethers such as glycol monomethyl ether, Triethylene glycol ethyl ether；Ethylene glycol, propane diols, butanediol, diethylene glycol, triethylene glycol, 1,2,6-
The polyalcohols such as hexanetriol, thiodiglycol, polyethylene glycol, polypropylene glycol, glycerine, two glycerine, polyglycereol；N- crassitudes
Ketone, 1,3-Dimethyl-2-imidazolidinone etc..These organic solvents can be used alone or be used in mixed way two or more make
With.In addition, in these water-miscible organic solvents, as meeting medicine additive, Japanese Pharmacopoeia or food specified in medicine thing method
The organic solvent of the standard of product additive official compendium, preferred alcohol, n-butanol, isobutanol, normal propyl alcohol, isopropanol, acetone, the third two
Alcohol, polyethylene glycol, glycerine.Further, as use level when water-miscible organic solvent to be used for decentralized medium, without special
Restriction, can suitably set as needed.
Relative to the gross mass of water-based ink composition, the content of aforesaid pigments composition is preferably in terms of pigment composition conversion
The scope of the mass % of the scope of the mass % of 0.5 mass %~20, more preferably 1 mass %~15.By by color compositions
Content is set to more than 0.5 mass %, it is possible to increase tinting strength, tinting power.On the other hand, by the way that the content of color compositions is set to 20 matter
Measure below %, it is possible to increase dispersiveness.
In the manufacture method of aforesaid pigments composition, match somebody with somebody to pigment, pigment dispersing agent, decentralized medium and as needed
There is no particular limitation for the mixed method and order of addition of other additives closed.For example, can be by pigment, pigment dispersing agent
And the mixing such as water as decentralized medium, and decentralized processing is implemented to the mixed liquor using common dispersion machine.To this situation
Under jitter time there is no particular limitation, preferably in a manner of making the average particle size of the dispersion of pigment in the range of aforementioned value into
Row setting.
The foregoing dispersion machine used during decentralized processing as pigment, as long as usually used dispersion machine, just without spy
Other restriction.Specifically, for example, the ball mill that can illustrate, roller mill, sand mill, ball mill, paint shaker (paint
Shaker), nanometer machine (nanomizer) etc..
The polyglycerol caprylate as main component contained by foregoing ejection stabilizer meets medicine specified in medicine thing method
The standard of additive etc., therefore, it is possible to be directly printed to solid pharmaceutical preparations such as medicine, food.As foregoing polyglycerol caprylate, example
Such as, can illustrate ten polyglycerol caprylates.
The foregoing HLB value (ratio of hydrophilic-lipophilic) for spraying stabilizer is more than 15, is preferably 15~18 scope.It is logical
Cross containing the ejection stabilizer, when being printed with ink-jetting style, the stability sprayed from ink gun can be improved.In addition,
To the upper limit value of foregoing HLB, there is no particular limitation, when HLB value is less than 18, can make the moistening of the flow path in ink gun
Property become it is optimal.In addition, with it is foregoing in the same manner as, foregoing HLB value is the HLB value obtained by Griffin method.
Relative to the gross mass of water-based ink composition, the foregoing content for spraying stabilizer is the mass of 1 mass %~5 %, excellent
Elect the scope of the mass % of 1 mass %~3 as.By the way that the content for spraying stabilizer is set to more than 1 mass %, can prevent from spraying
The reduction of stability.On the other hand, when the content for spraying stabilizer is more than 5 mass %, bubble is easily produced, nozzle can be caused
Block.
Under the conditions of 25 DEG C, the scope of the surface tension of the water-based ink composition of present embodiment in 25mN/m~40mN/m
It is interior, it is preferably the scope of 27mN/m~36mN/m.It is water-based being sprayed from ink gun by the way that surface tension is set to more than 25mN/m
During the drop of ink composition, can prevent drop be attached to nozzle plate caused by lettering it is bad.In addition it is possible to prevent water-based
The ball and spouting velocity of the drop of ink composition reduce, it is possible to increase the ejection stability of drop.On the other hand, pass through
Surface tension is set to below 40mN/m, can prevent that spraying stability reduces.
Contain water (water as primary solvent) in the water-based ink composition of present embodiment.As foregoing water, preferably
The water of ionic impurity is eliminated using pure water or ultra-pure water etc. such as ion exchange water, ultrafiltration water, reverse osmosis water, distilled water.
Particularly, the water of sterilization treatment has been carried out for being irradiated by ultraviolet or adding hydrogen peroxide etc., due to that can prevent for a long time
It is mouldy, prevent bacterium, therefore preferably.In addition, the content as water, there is no particular limitation, can be appropriate as needed
Setting.
It can coordinate other additives in the water-based ink composition of present embodiment.But when as medicine etc.
During the inkjet, ink of solid pharmaceutical preparation, it is public to preferably conform to medicine additive specified in medicine thing method, Japanese Pharmacopoeia or food additives
The additive of the standard of agreement.As aforementioned additive, the water-soluble resin that can illustrate, organic amine, interfacial agent, pH adjustment
Agent, chelating agent, preservative, viscosity modifier, defoamer etc..To the content of above-mentioned additive, there is no particular limitation, Neng Gougen
According to the appropriate setting of needs.
As aforementioned surfaces tension adjustment agent, as long as meet the standards such as medicine thing method and water-based ink composition can be adjusted
The material of surface tension, there is no particular limitation.Specifically, it is for example, ten polyglyceryl laurates that can illustrate, ten poly- sweet
Oily oleate, six polyglyceryl laurates, six Unigly GO 102Ss, four polyglycereol condensation linolenate, coconut/PALM FATTY ACID
Ester (aliphatic acid エ ス テ Le ヤ シ パ ー system), ten polyglyceryl myristates, ten polyglycerol stearates, six polyglycereol Pork and beans
Cool acid esters, glycerine fatty acid ester admixture, stearine (self-emulsifying type), pyroglutamic acid polyoxyethylene (POE) ester, poly- second
Glycol monolaurate (10EO), polyethylene glycol monooleate (6EO), polyoxyethylene sorbitol acid anhydride coconut oil fat acid esters
(20EO), polyoxyethylene sorbitan monostearate (20EO), Tween-80 (20EO), polyoxy second
Alkene sorbitol anhydride monopalmitate (20EO), POE (4.2) bay ether, POE (9) bay ether etc..These surface tension regulators can
A kind of or two or more uses of mixing are used alone.
From the viewpoint of good ejection is maintained, in these surface tension regulators, preferably using ten polyglycereol
Laurate (trade name；SY Glystar-ML-750；This pharmaceutical industries of slope Co. Ltd. system), ten Unigly GO 102S (commodity
Name；Nikkol DECAGLYN 1-OV；Japanese Nikko Chemical Company (daylight ケ ミ カ Le ズ (strain)) system), ten Unigly GO 102Ss
(trade name；SY Glystar MO-7S；This pharmaceutical industries of slope Co. Ltd. system), ten polyglyceryl laurate (trade names；
Nikkol DECAGLYN1-L；Japanese Nikko Chemical Company (daylight ケ ミ カ Le ズ (strain)) system)；Six polyglyceryl laurate (business
The name of an article；Nikkol HEXAGLYN 1-L；Japanese Nikko Chemical Company (daylight ケ ミ カ Le ズ (strain)) system), six polyglycereol bays
Acid esters (trade name；SY Glystar-ML-500；This pharmaceutical industries of slope Co. Ltd. system), six Unigly GO 102S (trade names；
SY Glystar-MO-5S；This pharmaceutical industries of slope Co. Ltd. system), four polyglycereol condensation linolenate (trade name；SY
Glystar-CR-310；This pharmaceutical industries of slope Co. Ltd. system), coconut/PALM FATTY ACID ester (aliphatic acid エ ス テ Le ヤ シ パ
ー system) (trade name；Chirabazol W-01；Sun Chemical Co., Ltd.'s system) etc. commercially available product.
For the additive amount of aforementioned surfaces tension adjustment agent, it is preferably able to the surface tension of water-based ink composition being adjusted to
25~40mN/m.If additive amount can ensure that in aforementioned range, when being printed with ink-jetting style sprays stability etc..
As foregoing wet agent, as long as meeting the standards such as medicine thing method, just there is no particular limitation, specifically, for example, can
Citing propane diols, glycerine, dipropylene glycol etc..
Relative to the gross mass of water-based ink composition, the additive amount of foregoing wet agent is preferably the mass % of 3 mass %~50,
The mass % of more preferably 10 mass %~40.By the way that the content of wetting agent is set to more than 3 mass %, the nozzle of ink gun is prevented
Neighbouring blocking, realizes further improving for discharge performance.On the other hand, by by the content of wetting agent be set to 50 mass % with
Under, it can suitably control the viscosity of water-based ink composition.
For the water-based ink composition of present embodiment, aforesaid components can be mixed by using proper method to make
Make.That is, for example, adding foregoing polyglycerol caprylate, other additives etc. in the dispersion liquid of color compositions, then it is dilute with water
Release.Then, it is sufficiently stirred, is filtered as needed, removes the oversize grain and foreign matter that cause to block.Thereby, it is possible to
To the water-based ink composition of present embodiment.
As the mixed method of each material, there is no particular limitation, for example, can possess mechanical agitator, magnetic force stirs
Mix in the container of the agitating devices such as device added material successively and be stirred.In addition, as filter method, without special
Limit, for example, centrifugal filtration, filter filtering etc. can be used.
The water-based ink composition of present embodiment can be applied to ink and coating.In addition, for the water-based of present embodiment
Ink composition, due to spraying excellent in stability, can be suitable for inkjet, ink.Further, due to present embodiment
Water-based ink composition uses the standard for meeting medicine additive, Japanese Pharmacopoeia or food additives official compendium specified in medicine thing method
Material, therefore, there is edibility, can be in the table of the solid pharmaceutical preparation being made of tablet, capsule of medicine or replenishers etc.
Face directly prints.In addition, non-the connecing of can also carrying out based on ink-jetting style such as tablet to the surface smoothness difference such as plain piece, OD pieces
Touch printing.Further, the light resistance due to the use of the water-based ink composition of pigment is also excellent, therefore, even in medicine or benefit
The surface for filling the solid pharmaceutical preparations such as agent directly prints, and can also prevent exudation from producing.
(solid pharmaceutical preparation)
The solid pharmaceutical preparation of present embodiment is made of tablet or capsule, uses the spray being made of foregoing water-based ink composition
Ink aqueous ink, is directly printed by ink jet recording method on the surface of the solid pharmaceutical preparation, and thus, it has is combined by aqueous ink
The drying overlay film that thing is formed.As noted previously, as the ejection excellent in stability of water-based ink composition, and printing image will not produce
It is raw fuzzy etc., therefore, it is possible on solid pharmaceutical preparation print product information etc. be used for the various information for improving the identity of user,
As a result, it can prevent blunder,pharmaceutical, eat by mistake.
For tablet, in solid-like and for example by by the tablet material pressure comprising active ingredient preferably under normal temperature condition
Contract and/or be shaped to defined shape so as to the tablet of manufacture.In addition, for capsule, it is preferred that by powdered, particle
Medicines such as shape, liquid etc. are filled in the capsule formed by gelatin, cellulose derivative etc. or overmolded with capsule base
And manufacture.To the shapes of tablets and capsules, there is no particular limitation, can use arbitrary shape.In addition, tablet and capsule
Agent both can be used for medicine, can be used for food.As the example of the tablet for food, can illustrate piece candy, replenishers etc.
Healthy food.
On the ink jet recording method on the surface to solid pharmaceutical preparation, there is no particular limitation.Specifically, such as can lead to
Crossing makes foregoing water-based ink composition be sprayed in droplets from fine nozzle, the drop is attached to dosage surface
Carry out.As jet method, there is no particular limitation, for example, continuous jet-type (Charge controlled type, aerosol type can be used
Deng), method known to type (piezoelectric type, hot type, electrostatic attraction etc.) etc. on demand.
(other business)
In the present embodiment, illustrate and use situation of the pigment as colouring agent.But the present invention is not limited to
This, for example, can also use dyestuff.In this case, as needed, other known additives can also be added.
As dyestuff, as long as the dyestuff of edibility, just there is no particular limitation, for example, can be from known conjunction
Into food coloring, natural pigment derivative, be naturally suitably to be selected in synthetic dyestuff, natural food colour etc..Eaten as synthesis
With pigment, there is no particular limitation, for example, the edible Amaranth that can illustrate, No. 3 edible red, edible No. 40 red, edible red
Color 102, edible No. 104 red, edible No. 105 red, edible No. 106 red, edible yellow 4, edible Sunset Yellow FCF, food
With blueness 1, edible blueness 2, edible green No. 3 etc..As natural pigment derivative, there is no particular limitation, for example, can
Citing Sodium Copper Chlorophyllin etc..As being naturally synthetic dyestuff, there is no particular limitation, for example, the beta carotene etc. that can illustrate.Make
For natural food colour, there is no particular limitation, for example, the cyanine prime system pigment that can illustrate, carotenoids prime system pigment, quinone system color
Element, flavonoids system pigment etc..These dyestuffs can be used alone or mix two or more uses.
To the content of dyestuff, there is no particular limitation, is 0.2 matter in general, relative to the gross mass of water-based ink composition
The scope of the mass % of %~20 is measured, is preferably the mass % of 1 mass %~10.
[embodiment]
In the following, exemplarily the preferred embodiments of the present invention are described in detail.But unless in the presence of to described in following embodiments
Material, the record that particularly limits such as content, the scope of the present invention is not only defined in following embodiments.
(embodiment 1,2)
The pigment dispersing solution for preparing Examples 1 and 2 is combined into matching somebody with somebody shown in table 1 below.Specifically, by the institute of table 1
Each material and zirconium oxide bead shown is put into container, mixing, with dispersion machine (paint shaker, Asada Iron Works Co., Ltd.'s system)
Under normal temperature condition disperse 16 it is small when (jitter time).For each Examples 1 and 2, it is dense to respectively obtain carbon black pigment
Spend for the pigment dispersing solution of 25 mass %.
Further, the water-based ink composition for preparing Examples 1 and 2 is combined into matching somebody with somebody shown in table 2 below and table 3.Tool
For body, propane diols, water and ten polyglycerol caprylates are added in the pigment dispersing solution being made of color compositions and (are prepared
It is 10 mass % into concentration), water-based ink composition is respectively prepared.
It should be noted that the numerical value in table 1 below is the mass fraction (matter relative to the gross mass of pigment dispersing solution
Measure %) value, the numerical value in table 2 and table 3 is the value relative to the mass fraction (quality %) of the gross mass of water-based ink composition.
In addition, each material meets the standard of medicine additive, Japanese Pharmacopoeia or food additives official compendium specified in medicine thing method.
(comparative example 1~3)
In comparative example 1~3, ejection stabilizer is changed to the material shown in table 3.In addition, with previous embodiment 1
The water-based ink composition of comparative example 1~3 is similarly respectively prepared.
Table 1
Table 2
Table 3
(drain spray and fuzzy evaluation)
As each embodiment and the ejection stability of the water-based ink composition of comparative example, to drain spray and printing image mould
Paste is evaluated.That is, as recording medium, dumb light paper (trade name is prepared：Superfine paper；Japanese Seiko Epson Corporation's (エ プ ソ Application
(strain)) system), printed respectively using the water-based ink composition prepared in each embodiment and comparative example.Printing uses ink-jet
Printer (printing fixtures of the KC 600dpi with ink jet-print head) is carried out in a manner of one way (onepath).
After nozzle sprays water-based ink composition, stop ink-jet printer, then, print image according to when printing again
In whether observe drain spray, fuzzy, to evaluate drain spray and fuzzy.Show the result in foregoing table 3.Zero in table refer to drain spray and
Obscure unobserved situation.× refer to occur in printing process drain spray and it is fuzzy at least feelings of any one
Condition.
It should be noted that drain spray refers to not spray the ink droplet formed by water-based ink composition from the nozzle blocked
(drop).It is fuzzy to refer to obscure in printing image at initial stage.In addition, the 15min in table 3 is represented, initially aqueous ink is sprayed from nozzle
Stop ink-jet printer after composition, then the time interval (open hour) untill printing again.
(measure of the surface tension of water-based ink composition)
The surface tension of the water-based ink composition of each embodiment and comparative example passes through surface tensiometer (trade name；DY-500；
Interface science of coordinating Co. Ltd. system), (25 DEG C) measure under normal temperature condition.Show the result in foregoing table 3.
(result)
According to the experimental result of the embodiment 1,2 shown in table 3, it is thus identified that by ten polyglycereol that HLB value is more than 15
When caprylate coordinates in a manner of as becoming 2 mass % relative to the gross mass of water-based ink composition, drain spray and it is fuzzy not
It can occur, show good ejection stability.
On the other hand, it is thus identified that drain spray occurs in comparative example 1~3 and obscures.Particularly, although each comparative example it is water-based
Ink composition is identical value with the surface tension of the water-based ink composition of each embodiment, but it is observed that is sprayed in stability
Difference.
Claims (5)
1. a kind of aqueous inkjet ink composition, it is the aqueous inkjet ink composition for ink mist recording, wherein,
Ejection stabilizer including at least colouring agent and using polyglycerol caprylate as main component,
The HLB value for spraying stabilizer is more than 15,
The aqueous inkjet ink composition contains the ejection for the scope of the mass % of 1 mass %~5 relative to gross mass
Stabilizer,
Surface tension of the aqueous inkjet ink composition at 25 DEG C is the scope of 25mN/m~40mN/m.
2. aqueous inkjet ink composition as claimed in claim 1, wherein,
The colouring agent is the carbon black as pigment,
And then as pigment dispersing agent, containing from by Crodaret, polyoxyethylene alkyl ether, polysorbate,
At least one interfacial agent selected in the group of ten Unigly GO 102Ss and Sodium Polyacrylate composition.
3. aqueous inkjet ink composition as claimed in claim 2, wherein, the HLB value of the Crodaret
For more than 10.
4. such as aqueous inkjet ink composition according to any one of claims 1 to 3, wherein, there is edibility.
5. a kind of solid pharmaceutical preparation, it is the solid pharmaceutical preparation for the drying overlay film for having aqueous ink for inkjet on surface, wherein,
The aqueous ink for inkjet is made of aqueous inkjet ink composition according to any one of claims 1 to 4.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015160442 | 2015-08-17 | ||
| JP2015-160442 | 2015-08-17 | ||
| PCT/JP2016/067740 WO2017029866A1 (en) | 2015-08-17 | 2016-06-15 | Water-based ink-jet ink composition |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107922775A true CN107922775A (en) | 2018-04-17 |
Family
ID=58050765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201680043633.8A Pending CN107922775A (en) | 2015-08-17 | 2016-06-15 | Aqueous inkjet ink composition |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPWO2017029866A1 (en) |
| KR (1) | KR20180017114A (en) |
| CN (1) | CN107922775A (en) |
| WO (1) | WO2017029866A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114106627A (en) * | 2021-12-14 | 2022-03-01 | 广州市印道理印刷有限公司 | Environment-friendly water-based ink and preparation method and application thereof |
Families Citing this family (2)
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|---|---|---|---|---|
| JP6912340B2 (en) * | 2017-09-27 | 2021-08-04 | 株式会社Ｓｃｒｅｅｎホールディングス | Edible pigment composition |
| JP7154956B2 (en) * | 2018-11-02 | 2022-10-18 | 株式会社Ｓｃｒｅｅｎホールディングス | Inkjet overcoat composition and printed matter |
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| CN114106627B (en) * | 2021-12-14 | 2022-05-17 | 广州市印道理印刷有限公司 | Environment-friendly water-based ink and preparation method and application thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| JPWO2017029866A1 (en) | 2018-04-12 |
| WO2017029866A1 (en) | 2017-02-23 |
| KR20180017114A (en) | 2018-02-20 |
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