CN104822781A - Ink composition, and anti-static film prepared therefrom - Google Patents

Ink composition, and anti-static film prepared therefrom Download PDF

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Publication number
CN104822781A
CN104822781A CN201380061609.3A CN201380061609A CN104822781A CN 104822781 A CN104822781 A CN 104822781A CN 201380061609 A CN201380061609 A CN 201380061609A CN 104822781 A CN104822781 A CN 104822781A
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China
Prior art keywords
ink composite
resin
polyether
composite according
modified
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CN201380061609.3A
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Chinese (zh)
Inventor
朴正训
李正敏
李耀翰
崔荣喆
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Hanwha TotalEnergies Petrochemical Co Ltd
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Hanwha Total Petrochemicals Co Ltd
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Publication of CN104822781A publication Critical patent/CN104822781A/en
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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
    • C09D11/02—Printing inks
    • C09D11/10—Printing inks based on artificial resins
    • 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
    • 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
    • C09D11/03—Printing inks characterised by features other than the chemical nature of the binder
    • C09D11/037—Printing inks characterised by features other than the chemical nature of the binder characterised by the pigment
    • 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
    • C09D11/52—Electrically conductive inks
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
    • H01B1/20—Conductive material dispersed in non-conductive organic material
    • H01B1/24—Conductive material dispersed in non-conductive organic material the conductive material comprising carbon-silicon compounds, carbon or silicon

Abstract

The present invention relates to an ink composition characterized by comprising a self-aligning multi-wall carbon nanotube, a solvent, and a binder. The ink composition of the present invention has improved dispersity and appropriate inductivity. Thus, a transparent anti-static film prepared by applying and drying the ink composition has significantly low sheet resistance and high transmittance.

Description

Ink composite and the electrostatic prevention film utilizing it to manufacture
Technical field
The electrostatic prevention film that the present invention relates to ink composite and utilize it to manufacture.
Background technology
Recently, in order to prevent electrostatic charging on the surface of insulating polymers, electroconductibility should more than 10 -6sm -1.Utilize conductive filler agent for reaching the previous methods of this electroconductibility, such as utilize metal-powder, carbon black, conjugated polymers or other.Between in recent years, CNT received the concern of numerous researcher because of its high conductivity and high aspect ratio.Percolation threshold containing nanotube complex body can be low to moderate about 0.1 % by weight, and this is extremely low with utilizing compared with conductive filler agent in the past.
Carbon nanotube is Late Cambrian in the process of the carbon resultant that the Sumio Iijima doctor of the attached institute of Japanese NEC in 1991 is formed on graphite cathode in analysis and utilization electrical discharge method.Carbon nanotube is formed by a carbon atom and other carbon atom with the tube-like condition of hexagonal honeycomb combination of patterns, its structure has the single wall, the double-walled by two pipe overlaps, the many wall constructions that are made up of plural pipe that are made up of a pipe, in addition, also exist form angular shape nanometer angle ( ).
In No. 10-0638298th, Ebrean Registered Patent, manufacture conductive carbon black masterbatch, carry out mixed with resin, impart electroconductibility, but the usage quantity of masterbatch uses nearly 40 weight parts, there is the shortcoming that mechanical properties declines.
In No. 10-0804547th, Ebrean Registered Patent, in order to give antistatic performance to polymethylmethacrylate, use the lower molecular weight electrostatic prevention film with surface transport of such as glycerine, single stearic acid glycerine lipoprotein, polyoxyethylene glycol and so on, thus there is electrostatic prevention film and lose, the shortcoming that its function is lasting not because of cleaning or friction etc.
In addition, in No. 10-2011-0111904th, KR published patent, in thermoplastic resin composite, comprise carbon nanotube (CNT), manufactured static electricity resistance material, but in surface resistivity, there is shortcoming not fully.
Summary of the invention
The object of the present invention is to provide a kind of ink composite comprising autoregistration multi-walled carbon nano-tubes and the electrostatic prevention film utilizing it to manufacture.More specifically, the object of the invention is to, providing package is containing the ink composite of autoregistration multi-walled carbon nano-tubes, the carbon nanotube ink composite that dispersiveness is in a solvent improved is provided, provides coating ink composite of the present invention and the dry and electrostatic prevention film that surface resistivity is low, transmissivity is high that is that obtain.
In order to reach described object, a kind of mode of the present invention relates to a kind of ink composite, it is characterized in that, comprises autoregistration multi-walled carbon nano-tubes, solvent, tackiness agent.
In addition, the present invention relates to a kind of ink composite, it is characterized in that, described solvent is alcohol.
In addition, the present invention relates to a kind of ink composite, it is characterized in that, select in one or more the mixture that described solvent is selected in methyl alcohol, ethanol, n-propyl alcohol, Virahol, propyl carbinol, sec-butyl alcohol, the trimethyl carbinol, isopropylcarbinol, Pyranton, propylene glycol and amylalcohol.
In addition, the present invention relates to a kind of ink composite, it is characterized in that, the apparent density of described autoregistration multi-walled carbon nano-tubes is 0.001 ~ 0.1g/cm 3.
In addition, the present invention relates to a kind of ink composite, it is characterized in that, the length of described autoregistration multi-walled carbon nano-tubes is 50 ~ 150 μm, and diameter is 5 ~ 20nm.
In addition, the present invention relates to a kind of ink composite, it is characterized in that, in described ink composite, also comprise the additive of any one or more be selected from dispersion agent, wetting agent, true solvent and secondary solvent.
In addition, the present invention relates to a kind of ink composite, it is characterized in that, described dispersion agent is at polyacetal, acrylic compounds, methyl methacrylate, alkyl (C 1~ C 10) acrylate, 2-ethylhexyl acrylate, polycarbonate, vinylbenzene, alpha-methyl styrene, vinyl acrylate, polyester, ethene, polyphenylene oxide resin, polyolefine, acrylonitrile-butadiene-styrene copolymer, polyarylester, polymeric amide, polyamide-imide, polyarylsulphone, polyetherimide, polyethersulfone, polyphenylene sulfide, fluorine based compound, polyimide, polyetherketone, polyphenyl also azoles, poly- more than one are selected in diazole, polybenzothiozole, polybenzimidazole (poly benzimidazol), polypyridine, polytriazoles, polypyrrole alkane ketone, poly-diphenylene-oxide, polysulfones, polyureas, urethane, polyphosphonitrile, liquid crystalline polymers and their multipolymer.
In addition, the present invention relates to a kind of ink composite, it is characterized in that, described wetting agent is at polyether-modified dimethyl polysiloxane multipolymer, polyether-modified dimethyl polysiloxane, polyether-modified dimethyl polysiloxane, the polydimethylsiloxane of polyether-modified hydroxy functional group, polyether-modified dimethyl polysiloxane, polyester modification hydroxy-functional polydimethylsiloxane, polyether-modified hydroxy-functional polydimethylsiloxane, polyether-modified polydimethylsiloxane, poly-methyl alkyl siloxane, dimethyl polysiloxane, polyester modification gathers methyl alkyl siloxane, more than one are selected in polyether-modified poly-methyl alkyl siloxane and polyester modification hydroxyl polymethyl siloxane.
In addition, the present invention relates to a kind of ink composite, it is characterized in that, described tackiness agent is organic binder bond or inorganic adhesive.
In addition, the present invention relates to a kind of ink composite, it is characterized in that, described organic binder bond selects more than one in ethenoid resin, polyamide, Polyester thermoplastic resin, urethane resin, acrylic resin, epoxy resin, melamine resin, styrene resin, acrylic-urethane resin and silicone resin, and described inorganic adhesive selects more than one in liquid sodium silicate, liquid potassium silicate, liquid lithium silicate and tetraethyl silicate.
In addition, the present invention relates to a kind of ink composite, it is characterized in that, described organic binder bond is waterborne polyurethane resin.
In addition, the present invention relates to a kind of ink composite, it is characterized in that, the viscosity of described ink composite is 5 ~ 15 pool (Poise) (with 20rpm, #18 axle (spindle)) at 25 DEG C.
In addition, the present invention relates to a kind of ink composite, it is characterized in that, in described ink, autoregistration multi-walled carbon nano-tubes comprises 0.001 ~ 1wt%.
In addition, the another kind of mode of the present invention relates to a kind of electrostatic prevention film, is coated with described ink and drying forms, and surface resistivity is 10 5~ 10 8Ω/, transmissivity is 80 ~ 90%.
Ink composite of the present invention comprises autoregistration multi-walled carbon nano-tubes, can improve dispersity, is coated with described ink composite and drying, surface resistivity can be provided to be 10 5~ 10 8Ω/, transmissivity are the transparent anti static film of 80 ~ 90%.
Just each formation of the present invention is specifically described below.
A kind of mode of the present invention relates to the ink composite comprising autoregistration multi-walled carbon nano-tubes, also comprises solvent and tackiness agent.
Typically, carbon nanotube has Single Walled Carbon Nanotube (Single Wall CarbonNanotube), double-walled carbon nano-tube (Double Wall CNT), thin multi-walled carbon nanotube (ThinMulti-Wall CNT), multi-walled carbon nano-tubes (Multi-wall CNT), carbon nanotube (CarbonNanotube:CNT) is formed by a carbon atom and other carbon atom with the tube-like condition of hexagonal honeycomb combination of patterns, the diameter of pipe is minimum, for nanometer level, show distinctive electrochemical properties.If make this carbon nanotube be formed as very thin conducting film on plastics or glass substrate, then show high-transmission rate and electroconductibility in visible ray regions, thus can use as transparency electrode.
The present invention preferably uses self aligned multi-walled carbon nano-tubes in described carbon nanotube.
Described autoregistration multi-walled carbon nano-tubes refers to the carbon nanotube that orientation is strong, specifically, refer to that the carbon nanotube of orientation and linearity excellence forms bundle (bundle), not with the adjacent carbon nanotubes generation physics snarl in bundle, there is identical directivity, to the form that single direction is intensive, as mentioned above, due to the structure without snarl, can make blocking or disperseing while minimize damage of carbon nanotube with lower shearing force in dispersion step, be the electrical specification of the excellence that can realize carbon nanotube, the structure of mechanical characteristics.This autoregistration multi-walled carbon nano-tubes preferred length is 50 ~ 150 μm, diameter is 5 ~ 20nm, and more preferably length is 100 ~ 150 μm, diameter is 5 ~ 10nm.Because when having length and the diameter of scope described above, exist with being conducive to carbon nanotube autoregistration.
In addition, the apparent density of preferred autoregistration multi-walled carbon nano-tubes is 0.001 ~ 0.1g/cm 3, be more preferably 0.001 ~ 0.04g/cm 3.Because this can improve the dispersiveness of carbon nanotube, the natural characteristics that carbon nanotube is had realizes maximizing.
As the solvent for making described autoregistration multi-walled carbon nano-tubes disperse, preferred alcohols, specifically, one or more the mixture selected in methyl alcohol, ethanol, n-propyl alcohol, Virahol, propyl carbinol, sec-butyl alcohol, the trimethyl carbinol, isopropylcarbinol, Pyranton, propylene glycol and amylalcohol can be selected from.Alcoholic solvent is used to be to enable ink solidify at low temperatures in the present invention.
In addition, also secondary solvent can be comprised in the present invention.As secondary solvent, as long as boiling point is higher than alcoholic solvent, volatile solvent of alcohol can be suppressed all can to use, preferably, preferably use distilled water.
Also dispersion agent can be comprised in the solution being dispersed with described autoregistration multi-walled carbon nano-tubes, specifically, can at polyacetal, acrylic compounds, methyl methacrylate, alkyl (C1 ~ C10) acrylate, 2-ethylhexyl acrylate, polycarbonate, vinylbenzene, alpha-methyl styrene, vinyl acrylate, polyester, ethene, polyphenylene oxide resin, polyolefine, acrylonitrile-butadiene-styrene copolymer, polyarylester, polymeric amide, polyamide-imide, polyarylsulphone, polyetherimide, polyethersulfone, polyphenylene sulfide, fluorine based compound, polyimide, polyetherketone, polyphenyl also azoles, poly- more than one are used in diazole, polybenzothiozole, polybenzimidazole, polypyridine, polytriazoles, polypyrrole alkane ketone, poly-diphenylene-oxide, polysulfones, polyureas, urethane, polyphosphonitrile, liquid crystalline polymers and their multipolymer group.Preferably, preferably use acrylic compounds, such as, density is 1.01 ~ 1.03g/cm at 20 DEG C 3time, the dispersity of autoregistration multi-walled carbon nano-tubes can be made to improve further, thus more preferably.
In addition, the present invention comprises tackiness agent in ink composite, and tackiness agent can be organic binder bond or inorganic adhesive.
Described organic binder bond can at ethenoid resin, polyamide, Polyester thermoplastic resin, waterborne polyurethane resin, acrylic resin, epoxy resin, melamine resin, styrene resin, more than one are selected in acrylic-urethane resin and silicone resin, described inorganic adhesive is at liquid sodium silicate, liquid potassium silicate, more than one are selected in liquid lithium silicate and tetraethyl silicate etc., preferably, when using waterborne polyurethane resin, film toughness, with the bounding force of base material, the excellences such as the consistency formed with other, thus can dispersiveness be improved, therefore preferred.
If illustrated the waterborne polyurethane resin used in the present invention, it has the structural characteristics very different from conventional polyurethanes, is the raw material of the ring structure with polycarbonate and aliphatics series.Owing to having the ring structure of described aliphatics series, go out excellent sticking power at the surface exhibits of base material, do not break or adhere to bad.In addition, described powerful polycarbonate key, its keeping property is very excellent, in manufacture after 1 ~ 2 year, physical property does not almost decline, and still all can find the basic physical properties when initial stage manufactures, due to higher hardness and structural stability, to the solvent resistance of solvent and alkali resistance excellent, in addition, there is the feature that moisture and water vapour not easily pass through.In addition, except amino-formate bond, comprise excessive polyurea structure.The resin of this structure can form the film of very high-density, therefore, it is possible to form high rigidity film.In addition, carbonic ether and urea key, except high rigidity, also make it possible to have the excellent transparency, can manufacture the ink composite of the transparency and gloss excellence.
In addition, true solvent can also be used in ink composite, in the present invention, so-called true solvent refers to and contributes to the solvent that tackiness agent fully can be dissolved in solvent, specifically, one or more the compound be selected from dimethyl formamide, dimethyl sulfoxide (DMSO), methyl ethyl ketone, toluene, dimethylbenzene, pyridine and METHYLPYRROLIDONE can be used, but if the compound that tackiness agent fully can be dissolved in solvent can be contributed to, then unrestricted, all can use.In the present invention, preferably use METHYLPYRROLIDONE (NMP), this can make to improve as the solvability of the urethane resin of tackiness agent, thus preferably.
In addition, also wetting agent can be comprised in ink composite, specifically, can at polyether-modified dimethyl polysiloxane multipolymer, polyether-modified dimethyl polysiloxane, polyether-modified dimethyl polysiloxane, the polydimethylsiloxane of polyether-modified hydroxy functional group, polyether-modified dimethyl polysiloxane, polyester modification hydroxy-functional polydimethylsiloxane, polyether-modified hydroxy-functional polydimethylsiloxane, polyether-modified polydimethylsiloxane, poly-methyl alkyl siloxane, dimethyl polysiloxane, polyester modification gathers methyl alkyl siloxane, more than one are used in polyether-modified poly-methyl alkyl siloxane and polyester modification hydroxyl polymethyl siloxane etc.By also comprising described wetting agent, the wettability of ink composite can be improved, reducing surface tension, thus preferably.The polyether-modified polydimethylsiloxane of preferred use, can reduce the surface tension of ink composite to greatest extent.
The viscosity of preferred ink composite of the present invention is 5 ~ 15 pools (with 20rpm, #18 axle (spindle)) at 25 DEG C, and when for described viscosity, mobility is suitable for, and is easily coated with, can uses as ink when manufacturing electrostatic prevention film.
As another way of the present invention, relate to a kind of electrostatic prevention film, be coated with described ink composite and drying forms, surface resistivity is 10 5~ 10 8Ω/ (ohm/sq), transmissivity are 80 ~ 90%.
According to the present invention, the ink composite that coating comprises autoregistration multi-walled carbon nano-tubes is also dry, can manufacture surface resistivity and significantly be reduced to 10 5~ 10 8Ω/, transmissivity are the electrostatic prevention film of 80 ~ 90%, are expected to carry out multiple application.
Ink composite of the present invention comprises self aligned multi-walled carbon nano-tubes, thus can improve the dispersity of carbon nanotube, can guarantee the mobility be suitable for.In addition, when be coated with ink composite of the present invention and dry and manufacture electrostatic prevention film time, the electrostatic prevention film that surface resistivity is low, transmissivity is high can be manufactured, be expected to from now on can the shipment of semiconductor element or high integrated storage element, display panel etc. ( ) the multiple place use such as use and operation protective membrane.
Accompanying drawing explanation
Fig. 1 is the SEM figure of the autoregistration multi-walled carbon nano-tubes used in embodiments of the invention 1 and 2.
Fig. 2 is the SEM figure of the multi-walled carbon nano-tubes of the non-self-aligned used in comparative example 1 of the present invention.
Embodiment
Below; preferred embodiment is proposed in order to help understanding of the present invention; but following embodiment is only illustrated to the present invention; in category of the present invention and technological thought category; can diversely change and revise; this be described those skilled in the art clearly, this change and amendment certainly also belong to the scope of protection of present invention.
In the following manner physical property is measured below.
1. surface resistivity measures
4 pin probe types low resistance admeasuring apparatus (Loresta-GP, MCP-T610) are used to determine surface resistivity.
2. transmissivity measures
Use NDH500W equipment, scan visible rays all zones and measure.
[embodiment 1]
In the stirrer of volume 5L, add that mean length is 100 μm, mean diameter is 10nm, apparent density is 0.015g/cm 3autoregistration multi-walled carbon nano-tubes 0.45wt% and acrylic ester dispersion agent (density: be 1.02g/cm at 20 DEG C 3) 0.9wt%, add ethanol 69.25wt% and distilled water 29.4wt%, utilize ball mill to disperse 10 hours with 2500rpm, obtain first time dispersion liquid.
Ethanol 28.525wt% and distilled water 39.935wt% is added in the first time dispersion liquid 13.54wt% of described manufacture, as tackiness agent, add aqueous polyurethane (UD-1137) 8wt% and the N-Methyl pyrrolidone 10wt% that comprise the ring structure of polycarbonate and aliphatics series, stir 1 hour again with 100rpm, obtain ink composite.The final composition of the ink composite now manufactured is shown in following table 1.
With gravure roll coating (Gravure roll coating) method, the ink composite of manufacture is coated polyester (PET) film surface, drying is carried out at 80 DEG C, thus manufactured electrostatic prevention film, measure surface resistivity and the transmissivity of the electrostatic prevention film manufactured, be shown in following table 3.
[table 1]
[embodiment 2]
In the stirrer of volume 5L, add that mean length is 100 μm, mean diameter is 10nm, apparent density is 0.015g/cm 3autoregistration multi-walled carbon nano-tubes 0.45wt% and acrylic ester dispersion agent (density: be 1.02g/cm at 20 DEG C 3) 0.9wt%, add ethanol 69.25wt% and distilled water 29.4wt%, utilize ball mill to disperse 10 hours with 2500rpm, obtain first time dispersion liquid.
Ethanol 28.525wt% and distilled water 39.735wt% is added in the first time dispersion liquid 13.54wt% of described manufacture, as tackiness agent, add aqueous polyurethane (UD-1137) 8wt%, the N-Methyl pyrrolidone 10wt% and polyether-modified polydimethylsiloxane (BYK-346) 0.2wt% that comprise the ring structure of polycarbonate and aliphatics series, stir 1 hour again with 100rpm, obtain ink composite.The final composition of the ink composite now manufactured is shown in following table 2.
With gravure roll coating process, the ink composite of manufacture is coated polyester (PET) film surface, carry out drying at 80 DEG C, thus manufactured electrostatic prevention film, measure surface resistivity and the transmissivity of the electrostatic prevention film manufactured, be shown in following table 3.
[table 2]
[comparative example 1]
In the stirrer of volume 5L, add that mean length is 10 μm, mean diameter is 3nm, apparent density is 0.15g/cm 3the multi-walled carbon nano-tubes 0.45wt% of non-self-aligned and acrylic ester dispersion agent (density: be 1.02g/cm at 20 DEG C 3) 0.9wt%, add ethanol 69.25wt% and distilled water 29.4wt%, utilize ball mill to disperse 10 hours with 2500rpm, obtain first time dispersion liquid.
Ethanol 28.525wt% and distilled water 39.935wt% is added in the first time dispersion liquid 13.54wt% of described manufacture, as tackiness agent, add aqueous polyurethane (UD-1137) 8wt% and the N-Methyl pyrrolidone 10wt% that comprise the ring structure of polycarbonate and aliphatics series, stir 1 hour again with 100rpm, obtain ink composite.The final composition of the ink composite now manufactured is identical with above-mentioned table 1.
With gravure roll coating process, the ink composite of manufacture is coated polyester (PET) film surface, carry out drying at 80 DEG C, thus manufactured electrostatic prevention film, measure surface resistivity and the transmissivity of the electrostatic prevention film manufactured, be shown in following table 3.
[comparative example 2]
In the stirrer of volume 5L, add that mean length is 10 μm, mean diameter is 3nm, apparent density is 0.015g/cm 3the multi-walled carbon nano-tubes 0.45wt% of non-self-aligned and acrylic ester dispersion agent (density: 20 DEG C is 1.02g/cm 3) 0.9wt%, add ethanol 69.25wt% and distilled water 29.4wt%, utilize ball mill to disperse 10 hours with 2500rpm, obtain first time dispersion liquid.
Ethanol 28.525wt% and distilled water 39.935wt% is added in the first time dispersion liquid 13.54wt% of described manufacture, as tackiness agent, add aqueous polyurethane (SD-22HG) 8wt% and the N-Methyl pyrrolidone 10wt% that do not comprise the ring structure of polycarbonate and aliphatics series, stir 1 hour again with 100rpm, obtain ink composite.The final composition of the ink composite now manufactured is identical with above-mentioned table 1.
With gravure roll coating process, the ink composite of manufacture is coated polyester (PET) film surface, carry out drying at 80 DEG C, thus manufactured electrostatic prevention film, measure surface resistivity and the transmissivity of the electrostatic prevention film manufactured, be shown in following table 3.
[comparative example 3]
In the stirrer of volume 5L, add that mean length is 10 μm, mean diameter is 3nm, apparent density is 0.15g/cm 3the multi-walled carbon nano-tubes 0.45wt% of non-self-aligned and dispersion agent SDS (sodium lauryl sulphate) 0.9wt%, add ethanol 69.25wt% and distilled water 29.4wt%, utilize ball mill to disperse 10 hours with 2500rpm, obtain first time dispersion liquid.
Ethanol 28.525wt% and distilled water 39.935wt% is added in the first time dispersion liquid 13.54wt% of described manufacture, as tackiness agent, add aqueous polyurethane (UD-1137) 8wt% and the N-Methyl pyrrolidone 10wt% that comprise the ring structure of polycarbonate and aliphatics series, stir 1 hour again with 100rpm, obtain ink composite.The final composition of the ink composite now manufactured is identical with above-mentioned table 1.
With gravure roll coating process, the ink composite of manufacture is coated polyester (PET) film surface, dry at 80 DEG C, thus manufactured electrostatic prevention film, measure surface resistivity and the transmissivity of the electrostatic prevention film manufactured, be shown in following table 3.
[table 3]
Surface resistivity (Ω/) Transmissivity (%)
Embodiment 1 10 7 90
Embodiment 2 10 6.5 90
Comparative example 1 10 9 85
Comparative example 2 10 9.5 87
Comparative example 3 10 9 85

Claims (12)

1. an ink composite, is characterized in that, comprises autoregistration multi-walled carbon nano-tubes, dispersion agent, solvent and tackiness agent.
2. ink composite according to claim 1, is characterized in that, the apparent density of described autoregistration multi-walled carbon nano-tubes is 0.001 ~ 0.1g/cm 3.
3. ink composite according to claim 1, is characterized in that, the length of described autoregistration multi-walled carbon nano-tubes is 50 ~ 150 μm, and diameter is 5 ~ 20nm.
4. ink composite according to claim 1, is characterized in that, also comprises the additive of any one or more be selected from wetting agent, true solvent and secondary solvent in described ink composite.
5. ink composite according to claim 1, is characterized in that, described dispersion agent is at polyacetal, acrylic compounds, methyl methacrylate, alkyl (C 1~ C 10) acrylate, 2-ethylhexyl acrylate, polycarbonate, vinylbenzene, alpha-methyl styrene, vinyl acrylate, polyester, ethene, polyphenylene oxide resin, polyolefine, acrylonitrile-butadiene-styrene copolymer, polyarylester, polymeric amide, polyamidoimide, polyarylsulphone, polyetherimide, polyethersulfone, polyphenylene sulfide, fluorine based compound, polyimide, polyetherketone, polyphenyl also azoles, poly- more than one are selected in diazole, polybenzothiozole, polybenzimidazole, polypyridine, polytriazoles, polypyrrole alkane ketone, poly-diphenylene-oxide, polysulfones, polyureas, urethane, polyphosphonitrile, liquid crystalline polymers and their multipolymer.
6. ink composite according to claim 4, it is characterized in that, described wetting agent is at polyether-modified dimethyl polysiloxane multipolymer, polyether-modified dimethyl polysiloxane, polyether-modified dimethyl polysiloxane, the polydimethylsiloxane of polyether-modified hydroxy functional group, polyether-modified dimethyl polysiloxane, polyester modification hydroxy-functional polydimethylsiloxane, polyether-modified hydroxy-functional polydimethylsiloxane, polyether-modified polydimethylsiloxane, poly-methyl alkyl siloxane, dimethyl polysiloxane, polyester modification gathers methyl alkyl siloxane, more than one are selected in polyether-modified poly-methyl alkyl siloxane and polyester modification hydroxyl polymethyl siloxane.
7. ink composite according to claim 1, is characterized in that, described tackiness agent is organic binder bond or inorganic adhesive.
8. ink composite according to claim 7, it is characterized in that, described organic binder bond selects more than one in ethenoid resin, polyamide, Polyester thermoplastic resin, waterborne polyurethane resin, acrylic resin, epoxy resin, melamine resin, styrene resin, acrylic-urethane resin and silicone resin, and described inorganic adhesive selects more than one in liquid sodium silicate, liquid potassium silicate, liquid lithium silicate and tetraethyl silicate.
9. ink composite according to claim 8, is characterized in that, described organic binder bond is waterborne polyurethane resin.
10. the ink composite according to any one of claim 1 ~ 9, is characterized in that, the viscosity of described ink composite is 5 ~ 15 pools at 25 DEG C.
11. ink composites according to claim 10, is characterized in that, in described ink, autoregistration multi-walled carbon nano-tubes comprises 0.001 ~ 1wt%.
12. 1 kinds of electrostatic prevention films, are coated with ink composite according to claim 11 and drying forms, and surface resistivity is 10 5~ 10 8Ω/, transmissivity is 80 ~ 90%.
CN201380061609.3A 2012-11-26 2013-11-26 Ink composition, and anti-static film prepared therefrom Pending CN104822781A (en)

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