JP4920613B2 - Antistatic coating liquid composition, method for producing the same, and antistatic coating film coated therewith - Google Patents

Description

  The present invention relates to an antistatic coating liquid composition, a method for producing the same, and an antistatic coating film coated therewith, and more particularly, to an antistatic coating film applied to a flat display front plate, film, plastic, and the like. The present invention relates to a heat-drying type antistatic coating liquid composition excellent in performance, transparency and adhesion, a production method thereof, and an antistatic coating film coated with this composition.

  According to Patent Document 1, an antistatic agent does not soak into the surface of a synthetic resin molded article, is transparent, and discloses a paint that forms a coating film having antistatic properties even in a place where humidity is not high. . The paint contains sulfonated polyaniline as an antistatic agent, and contains a water-soluble or water-soluble acidic polymer in a mixed solvent of water and a water-soluble organic solvent. According to this, a transparent antistatic coating can be easily applied to the surface of a plastic or film, but there may be some coloring due to the sulfonated polyaniline, and the water resistance deteriorates due to the water acidic polymer. possible.

  Patent Document 2 discloses a conductive polymer composed of poly (3,4-dioxythiophene) and a polyanion, a water-soluble compound that is liquid at room temperature and has an amide group or a hydroxyl group, and a self-emulsifying polyester. The composition for antistatic coating obtained by mix | blending a specific quantity of the alkoxysilane which has an epoxy group with the composition obtained by mix | blending the aqueous dispersion of resin in a specific ratio is disclosed. Such a composition is said to have improved transparency, conductivity, solvent resistance, and water resistance. However, since an aqueous dispersion of a polyester resin is used, it takes time to evaporate water during drying, and there is a risk of alteration during storage due to the reactivity of alkoxysilane with water.

  Patent Document 3 discloses a quick-drying transparent conductive coating liquid composition. According to Patent Document 3, the conductive coating liquid composition is composed of a non-aqueous acrylic polymer binder solution, a conductive polymer aqueous solution and a solvent, and is resistant to water at a temperature of about 50 ° C. within a short time. In addition, a conductive film excellent in conductivity, transparency, and the like can be formed. By using a non-aqueous acrylic polymer binder in place of silica sol or water-soluble binder, such a conductive film can shorten moisture evaporation time and increase hydrophobicity. It is said that the water resistance can be improved. However, when exposed to high temperature and high humidity for a long time, the coating layer peels off, the surface conductivity decreases, and it is difficult to withstand the wet heat durability test required for materials such as LCD or PDP. There is.

Japanese Patent Laid-Open No. 10-330650 Japanese Patent Application No. 2000-253289 Korean Patent No. 430989 Specification

  The object of the present invention is to be used for display devices such as LCDs and PDPs because it is excellent in water resistance, has a high drying speed, is stable during storage, and can withstand high temperature and humidity. It is an object of the present invention to provide an antistatic coating liquid composition that can be used.

  Another object of the present invention is that it is excellent in water resistance, has a high drying speed, is stable during storage, and can withstand high temperature and high humidity environments, so that it can be used for display devices such as LCD and PDP. Another object of the present invention is to provide a method for producing an antistatic coating liquid composition that can be used.

  Still another object of the present invention is to use an antistatic coating liquid composition that is excellent in water resistance, has a high drying rate, is stable during storage, and can withstand high temperature and humidity. An object of the present invention is to provide an antistatic coating film that can be used as a functional film such as a polarizing film for LCD or a release film for PDP by coating on a TAC or PET (Polyethylene terephthalate) film substrate.

The present invention includes at least one acrylic monomer and cyclo hexyl meth click relay preparative copolymerization reaction has been formed acrylic polymer, a polyethylene dioxythiophene conductive polymer including polyethylenedioxythiophene, wherein anda ether solvent for dissolving the acrylic polymer and the conductive polymer, the acrylic polymer and the conductive polymer is dissolved in the ether-based solvent form a composition, An antistatic coating liquid composition is provided in which the cyclohexyl methacrylate is contained in the acrylic polymer in a proportion of 1 to 30% by weight based on the content of the acrylic monomer.

  In consideration of wet heat durability, the acrylic polymer preferably has a glass transition temperature Tg of at least 70 ° C.

  In order to improve leveling or smoothness of the coating film surface, an additive based on polysiloxane or polyacryl may be further included.

  The composition may contain 0.1 to 20.0 wt% of the acrylic polymer, and 0.010 to 2.0 wt% of the polyethylenedioxythiophene conductive polymer. .

  The polyethylene dioxythiophene conductive polymer contains polystyrene sulfonate, and the content ratio of the polyethylene dioxythiophene and the polystyrene sulfonate (polyethylene dioxythiophene: polystyrene sulfonate ratio) is 1: 5 to 1:10. Can be a range.

  The acrylic monomers are methyl methacrylate, methyl acrylate, ethyl acrylate, n-butyl acrylate, n-butyl methacrylate, ethyl methacrylate, isobutyl methacrylate, methacrylic acid, isopropyl methacrylate, 2-ethylhexyl acrylate, 1,6-hexanediol diacrylate. , 2-hydroxyethyl methacrylate, 2-hydroxyethyl acrylate, and acrylic acid.

The present invention also includes a step of dropping an aromatic or ether solvent for the polymerization reaction, at least one acrylic monomer, cyclohexyl methacrylate (CHMA) and a polymerization initiator into the reactor, and a temperature of the reactor. the by a suitably adjusted while the acrylic monomer and cyclohexyl methacrylate is acrylic copolymerization reaction, forming an acrylic polymer, an ether-based solvent for dissolving the acrylic polymer, the acrylic After the polymer is put into a stirrer, the step of stirring so that the acrylic polymer is dissolved, and the polyethylene dioxythiophene conductive polymer is charged into the stirrer and stirred to obtain an ether solvent. Antistatic coating liquid composition in which polyethylenedioxythiophene conductive polymer is dissolved and dispersed in a medium Includes a step of obtaining, a, the cyclohexyl methacrylate, to provide a method of manufacturing an antistatic coating solution composition to be dropped into the reactor at a rate of 1 to 30 wt% with respect to the amount of the acrylic monomer.

  In order to adjust the dispersibility of the polyethylenedioxythiophene-based conductive polymer, n-methylpyrrolidone or dimethylformamide can be added to the stirrer and stirred.

  In consideration of wet heat durability, the kind and content of the acrylic monomer are adjusted with respect to the cyclohexyl methacrylate so that the glass transition temperature Tg of the acrylic polymer is at least 70 ° C. It is preferable to dripping.

  In order to improve the leveling or smoothness of the coating film surface, an additive mainly composed of polysiloxane or polyacryl can be charged into the stirrer and stirred.

  The acrylic polymer is added to the stirrer so as to contain 0.1 to 20.0% by weight of the antistatic coating liquid composition, and the polyethylenedioxythiophene conductive polymer is It is preferable that the stirrer is charged so as to contain 0.010 to 2.0% by weight of the prevention coating liquid composition.

  The polyethylene dioxythiophene conductive polymer contains polystyrene sulfonate, and the content ratio of the polyethylene dioxythiophene and the polystyrene sulfonate (polyethylene dioxythiophene: polystyrene sulfonate ratio) is 1: 5 to 1:10. Can be a range.

Further, the present invention includes at least one acrylic monomer and cyclo hexyl meth click relay preparative copolymerization reaction has been formed acrylic polymer, a polyethylene dioxythiophene conductive polymer including polyethylenedioxythiophene and ether-based solvent for dissolving the acrylic polymer and the conductive polymer, wherein the said ether solvent in the acrylic polymer and the conductive polymer dissolved in the composition The antistatic coating solution composition according to claim 1, wherein the cyclohexyl methacrylate is contained in the acrylic polymer in a proportion of 1 to 30% by weight with respect to the content of the acrylic monomer. An antistatic coating film having a coated coating film is provided.

  The coating film is preferably transparent and conductive, and has a light transmittance of at least 85%.

  The antistatic coating liquid composition according to the present invention is excellent in water resistance, has a high drying speed, is stable during storage, and has excellent characteristics that can withstand high temperature and humidity.

  In addition, when the antistatic coating liquid composition according to the present invention is coated on a PET film or the like, it exhibits excellent surface resistance, optical characteristics and strong adhesion to the PET film even under high temperature and humidity environmental conditions. When a coating film is formed by coating on a PET film or the like, the coating film is transparent and excellent in light transmittance, exhibits conductivity, and is therefore used in flat display such as LCD and PDP. It is very useful as a transparent antistatic coating film for various display devices such as films, PDP front plates, LCD front plates, mobile phone liquid crystal protective films, mobile phone windows, PDP panel protective films, LCD panel protective films.

  Hereinafter, preferred embodiments of the present invention will be described in detail. However, the following examples are provided so that those skilled in the art can fully understand the present invention and can be modified in various other forms. The scope of the present invention is not limited to the examples described later.

  An antistatic coating liquid composition according to a preferred embodiment of the present invention includes a non-aqueous acrylic polymer binder containing an acrylic polymer, a polyethylenedioxythiophene (PEDT) conductive polymer aqueous solution, and the polymer binder. And an ether or alcohol solvent that dissolves the conductive polymer. The antistatic coating liquid composition may further include an additive for improving the leveling or smoothness of the coating film surface during coating.

  The acrylic polymer binder includes an acrylic polymer formed by polymerizing at least one acrylic monomer and 2-cyclohexyl methacrylate (CHMA). The acrylic monomers are methyl methacrylate, methyl acrylate, ethyl acrylate, n-butyl acrylate, n-butyl methacrylate, ethyl methacrylate, isobutyl methacrylate, methacrylic acid, isopropyl methacrylate, 2-ethylhexyl acrylate, 1,6-hexanediol diacrylate. At least one monomer selected from 2-hydroxyethyl acrylate, 2-hydroxyethyl acrylate, and acrylic acid. The 2-cyclohexyl methacrylate (CHMA) has a molecular weight of 168.24 and has the following chemical formula.

  At this time, if the glass transition temperature Tg of the synthesized acrylic polymer binder is 70 ° C. or lower, the wet heat durability can be deteriorated. The composition of the acrylic monomer is designed so that the Tg (glass transition temperature) value is 70 ° C. or higher.

  The cyclohexyl methacrylate (CHMA) is useful for improving wet heat durability by polymerizing at a ratio of 1 to 30% by weight, preferably 2 to 15% by weight, based on the total content of the acrylic monomers. .

  In forming the acrylic polymer, azobisisobutyronitrile (AIBN) or t-butylperoxybenzoate (TBPB) may be used as a polymerization initiator used for causing an acrylic copolymerization reaction. it can.

  As the polymerization solvent for forming the acrylic polymer, an aromatic solvent or an ether solvent can be used. As the aromatic solvent, toluene, xylene and the like can be used, and as the ether solvent, propylene glycol monopropyl ether, propylene glycol monomethyl ether, ethylene glycol monomethyl ether, ethylene glycol monoethyl ether, ethylene glycol mono Propyl ether, ethylene glycol monobutyl ether, diethylene glycol monomethyl ether, diethylene glycol monoethyl ether, diethylene glycol monopropyl ether, diethylene glycol monobutyl ether, diethylene glycol-2-ethylhexyl ether and the like can be used.

  The polyethylene dioxythiophene (PEDT) -based conductive polymer aqueous solution contains polystyrene sulfonate (PSS). A polyethylenedioxythiophene (PEDT) -based conductive polymer aqueous solution containing polystyrene sulfonate (PSS) is formed by adding a polystyrene sulfonate (PSS) polymer as a dopant to a polyethylenedioxythiophene-based conductive polymer aqueous solution. is there. Therefore, it has a feature of being well dispersed in water and can be expected to have excellent thermal stability and atmospheric stability. The content ratio of polyethylene dioxythiophene (PEDT) and polystyrene sulfonate (PSS) (the ratio of polyethylene dioxythiophene: polystyrene sulfonate) is preferably about 1: 5 to 1:10. The polyethylene dioxythiophene (PEDT) -based conductive polymer aqueous solution has a polyethylene dioxythiophene (PEDT) content and a polystyrene sulfonate (PSS) content of about 1.3% by weight. C. There is a trade name of Baytron. In addition, polyaniline, polypyrrole, or the like can be used as the conductive polymer aqueous solution. However, in the case of polyaniline, it is easy to be colored green, and in the case of polypyrrole, there is a disadvantage that the processability to a coating solution is not good.

  The solvent for dissolving the acrylic polymer and the conductive polymer may be propylene glycol monopropyl ether, propylene glycol monomethyl ether, ethylene glycol so as to dissolve the acrylic polymer and the polyethylenedioxythiophene conductive polymer. Among monomethyl ether, ethylene glycol monoethyl ether, ethylene glycol monopropyl ether, ethylene glycol monobutyl ether, diethylene glycol monomethyl ether, diethylene glycol monoethyl ether, diethylene glycol monopropyl ether, diethylene glycol monobutyl ether, diethylene glycol-2-ethylhexyl ether and isopropyl alcohol Contains any one selected or a mixture of these An ether-based or alcohol-based solvent contains.

  The additive is a surface conditioning substance that is added to improve leveling or smoothness. The additive is a solution mainly containing polysiloxane such as polysiloxane, dimethylpolysiloxane, polyether-modified polysiloxane, polyester-modified polysiloxane, and acrylic-modified polysiloxane, or a solution mainly containing a polyacrylic resin. be able to. Such additive products include BYK-Chemie's trade name BYK-30.0. The additive is preferably contained in an amount of 0.1 to 5 parts by weight with respect to 100 parts by weight of the oligomer, monomer or oligomer / monomer mixture.

  The acrylic polymer binder is 1.00 to 50.0% by weight, the conductive polymer aqueous solution is 1.00 to 90.0% by weight, and the ether or alcohol solvent is 50.0 to 98.%. The conductive polymer is contained in an amount of 0.01 to 2.00% by weight with respect to the conductive polymer aqueous solution. If the content of the solid component and the solvent component of the antistatic coating liquid composition is observed, the antistatic coating liquid composition contains 0.1 to 20.0% by weight of an acrylic polymer, and the polyethylenedioxythiophene-based conductivity. The polymer is contained in an amount of 0.010 to 2.0% by weight, and the remainder contains a solvent, a polymerization initiator, an additive, and the like, and forms a weight ratio thereof. N-methylpyrrolidone or dimethyl is used not only to ensure that the solute dissolved in the ether or alcohol solvent is well dispersed, but also to provide better adhesion to the substrate during coating formation. Formamide can be contained in the solvent.

  Hereinafter, a method for producing a polymer binder solution and an antistatic coating solution composition will be described.

  The reactor is charged with an aromatic or ether solvent for the polymerization reaction, and at least one acrylic monomer, 2-cyclohexyl methacrylate (CHMA) and a polymerization initiator are added dropwise to the reactor.

  The temperature of the reactor is appropriately adjusted, and an acrylic copolymerization reaction is performed during a predetermined time to form an acrylic polymer. To adjust the viscosity, an aromatic or ether solvent is added dropwise to the reactor. At this time, a polymerization initiator can also be dropped together for further acrylic copolymerization reaction. When a polymerization initiator is added and an acrylic copolymerization reaction is further performed, an acrylic polymer containing an acrylic polymer is dropped by adding an appropriate amount of an aromatic or ether solvent to obtain a desired viscosity. A binder can be produced.

  The acrylic polymer binder containing the acrylic polymer is charged into a stirrer, and after the ether or alcohol solvent for dissolving the acrylic polymer is charged into the stirrer, the acrylic polymer Stir so that is fully dissolved. A polyethylene dioxythiophene (PEDT) -based conductive polymer aqueous solution and an ether-based or alcohol-based solvent for dissolving the polyethylene dioxythiophene (PEDT) -based conductive polymer are charged into the stirrer and stirred sufficiently. To do. At this time, in order to adjust the dispersibility of the polyethylenedioxythiophene (PEDT) conductive polymer, n-methylpyrrolidone (NMP) or dimethylformamide (DMF) may be added and stirred. Thus, it is possible to produce an antistatic coating liquid composition in which an acrylic polymer and a polyethylenedioxythiophene (PEDT) conductive polymer are well dissolved and dispersed in an ether or alcohol solvent.

[Example 1] Production of acrylic polymer binder First, 25 g of toluene was charged into a 100 ml four-necked flask reactor, and the temperature in the reactor was raised to 105 ° C, followed by 32 g of methyl methacrylate and n-butyl. A solution in which 5 g of acrylate, 0.7 g of methacrylic acid, 5 g of cyclohexyl methacrylate and 0.2 g of azobisisobutyronitrile are mixed is dropped into the reactor for 2 hours.

  After completing the dropping, the temperature in the reactor is adjusted to 110 to 115 ° C., and the acrylic copolymerization reaction is performed at this temperature for 3 hours. After 3 hours, a mixed solution of 4 g of toluene and 0.1 g of azobisisobutyronitrile is gradually added dropwise to the reactor, and further reacted at this temperature for 1 hour. After the reaction, the temperature in the reactor was cooled to 90 ° C., and 31 g of toluene was charged and diluted to produce an acrylic polymer binder. At this time, the Tg of the polymer binder containing the synthesized acrylic polymer is 73.4 ° C.

Comparative Example 1 Production of Polymer Binder Solution First, 25 g of toluene was charged into a 100 ml four-necked flask reactor, and the temperature in the reactor was raised to 105 ° C., and then 28 g of methyl methacrylate and n-butyl acrylate. A solution in which 9 g, 5 g of ethyl acrylate, 0.7 g of methacrylic acid and 0.2 g of azobisisobutyronitrile are mixed is dropped into the reactor for 2 hours.

  In the same manner as in Example 1 above, after completing the dropping, the temperature in the reactor is adjusted to 110 to 115 ° C., and the acrylic copolymerization reaction is performed at this temperature for 3 hours. After 3 hours, a mixed solution of 4 g of toluene and 0.1 g of azobisisobutyronitrile is gradually added dropwise to the reactor, and further reacted at this temperature for 1 hour. After the reaction, the temperature in the reactor was cooled to 90 ° C., and 31 g of toluene was charged and diluted to produce a polymer binder. At this time, Tg of the synthesized polymer binder is 39 ° C.

Comparative Example 2 Production of Polymer Binder Solution First, 25 g of toluene was charged into a 100 ml four-necked flask reactor, and the temperature in the reactor was raised to 105 ° C., followed by 32 g of methyl methacrylate and n-butyl acrylate. A solution prepared by mixing 4.5 g, 5.5 g of ethyl methacrylate, 0.7 g of methacrylic acid, and 0.2 g of azobisisobutyronitrile is dropped into the reactor for 2 hours.

  In the same manner as in Example 1 above, after completing the dropping, the temperature in the reactor is adjusted to 110 to 115 ° C., and the acrylic copolymerization reaction is performed at this temperature for 3 hours. After 3 hours, a mixed solution of 4 g of toluene and 0.1 g of azobisisobutyronitrile is gradually added dropwise to the reactor, and further reacted at this temperature for 1 hour. After the reaction, the temperature in the reactor was cooled to 90 ° C., and 31 g of toluene was charged and diluted to produce a polymer binder. At this time, Tg of the synthesized polymer binder is 73.6 ° C.

[Example 2] Production of antistatic coating liquid composition First, 3 g of the acrylic polymer binder produced in Example 1 was taken and charged into a 150 ml beaker, and ethylene glycol monoethyl ether 29. 3 g was added and stirred sufficiently to dissolve well. Furthermore, 14 g of a conductive polymer aqueous solution containing 1.3% by weight of polyethylenedioxythiophene (PEDT) and polystyrene sulfonate (PSS) in this beaker, 19.5 g of ethylene glycol monomethyl ether, 32 g of propylene glycol monomethyl ether, n-methyl 1.7 g of pyrrolidone and 0.5 g of BYK-300 which is an additive were charged and sufficiently stirred for about 30 minutes to produce an antistatic coating liquid composition. The conductive polymer aqueous solution containing polyethylene dioxythiophene and polystyrene sulfonate is a form in which a polymer of polystyrene sulfonate is added as a dopant to a polyethylene dioxythiophene-based conductive polymer aqueous solution. Therefore, it can be expected to have excellent thermal stability and atmospheric stability, as well as being well dispersed in water.

  The solvent used in the present invention dissolves the acrylic polymer well, disperses the polyethylenedioxythiophene-based conductive polymer well in the solvent, and effectively exhibits its electrical conductivity. The solvent is selected from ethylene glycol monomethyl ether and propylene glycol monomethyl ether, propylene glycol monopropyl ether, ethylene glycol monopropyl ether, ethylene glycol monobutyl ether, diethylene glycol monomethyl ether, diethylene glycol monoethyl ether, diethylene glycol monopropyl ether, Diethylene glycol monobutyl ether, diethylene glycol-2-ethylhexyl ether or the like may be used, and an alcohol solvent may also be used. N-Methylpyrrolidone (NMP) is used as a solvent to help dispersibility of the conductive polymer aqueous solution and enhance adhesion to the substrate. Instead of this solvent, dimethylformamide (DMF) is used. It can also be used.

[Comparative Example 3] Production of antistatic coating liquid composition A comparative example of the antistatic coating liquid composition, which was produced according to Comparative Example 1 as the polymer binder solution, and the others were the same as in Example 2. The antistatic coating liquid composition was produced by the method described above.

[Comparative Example 4] Production of antistatic coating liquid composition Another comparative example of the antistatic coating liquid composition, which was produced according to Comparative Example 2 as a polymer binder solution, was used. An antistatic coating liquid composition was produced in the same manner as described above.

[Example 3] Formation of a transparent antistatic coating film Three PET films having a base material size of 20 cm x 20 cm prepared from the antistatic coating liquid compositions produced in Example 2, Comparative Example 3 and Comparative Example 4 After coating with a bar coater # 7 so that the thickness of the wet coating film was 16 μm, it was thermally dried at 80 ° C. for 2 minutes under the coating film drying conditions to form a transparent antistatic coating film. .

  Table 2 shows a transparent charge formed by coating the antistatic coating liquid composition produced in Example 2, Comparative Example 3 and Comparative Example 4 on a 20 cm × 20 cm size PET film by the method presented in Example 3. The measurement result with respect to the surface resistance of a prevention coating film, light transmittance, surface hardness, adhesion with a base material, and wet heat durability is shown.

  Here, the surface resistance is measured using a Monroe Electronics Model 272 Resistance Meter according to ASTM D-257, and the light transmittance and haze are measured according to KS M ISO 13468-1. The measurement was performed using an NDA-30.0A haze meter manufactured by Nippon DENSHOKU. The surface hardness was measured by a pencil hardness measurement method according to JIS K5401. And the adhesion to the base material is the extent to which the entire area remains without being peeled off by adhering with OPP (Oriented Poly Propylene) tape after cutting the surface into a cross using a cross cutter according to KS M5981 standard. Quantified as a percentage. The wet heat durability is determined by leaving the sample in a constant temperature and humidity chamber at 60 ° C., 90% relative humidity (RH), and 500 hours (hr), and then taking out and applying each surface resistance and haze in accordance with the above measurement method. And the adhesiveness with a base material was evaluated and judged.

  Referring to Table 2, when a transparent antistatic coating film was formed using the antistatic coating liquid composition produced in Comparative Example 3 and Comparative Example 4, the wet heat was left in a constant temperature and humidity chamber. As a result of the durability test, the surface resistance and haze value increased greatly. On the other hand, when a transparent antistatic coating film was formed using the antistatic coating liquid composition produced in Example 2, the surface resistance value and haze increased slightly, It can be seen that the adhesion is also excellent.

  Although the present invention has been described in detail above with reference to the preferred embodiments, the present invention is not limited to the above-described embodiments, and is limited to those skilled in the art within the scope of the technical idea of the present invention. Various modifications are possible.

Claims (20)

An acrylic polymer cyclohexyl methacrylate click relay bets is formed by copolymerization reaction having the chemical formula 1 of at least one acrylic monomer and a lower reporting,
A polyethylenedioxythiophene-based conductive polymer containing polyethylenedioxythiophene;
Anda ether Solvent for dissolving the acrylic polymer and the conductive polymer,
The ether Solvent said no acrylic polymer and the conductive polymer dissolved in the composition, the acrylic in a proportion of 1 to 30 wt% said cyclohexyl methacrylate with respect to the amount of the acrylic monomer An antistatic coating liquid composition characterized by being contained in a polymer.

  The antistatic coating liquid composition according to claim 1, wherein the glass transition temperature Tg of the acrylic polymer is at least 70 ° C in consideration of wet heat durability.   The antistatic coating liquid composition according to claim 1, further comprising an additive mainly composed of polysiloxane or polyacryl for improving the leveling or smoothness of the coating film surface.   The composition contains 0.1 to 20.0% by weight of the acrylic polymer, and 0.010 to 2.0% by weight of the polyethylenedioxythiophene conductive polymer. The antistatic coating liquid composition according to claim 1.   The polyethylene dioxythiophene conductive polymer contains polystyrene sulfonate, and the content ratio of the polyethylene dioxythiophene and the polystyrene sulfonate (polyethylene dioxythiophene: polystyrene sulfonate ratio) is 1: 5 to 1:10. The antistatic coating liquid composition according to claim 1, wherein the composition is in a range.   The acrylic monomers are methyl methacrylate, methyl acrylate, ethyl acrylate, n-butyl acrylate, n-butyl methacrylate, ethyl methacrylate, isobutyl methacrylate, methacrylic acid, isopropyl methacrylate, 2-ethylhexyl acrylate, 1,6-hexanediol diacrylate. The antistatic coating liquid composition according to claim 1, wherein the composition is at least one selected from the group consisting of 2-hydroxyethyl methacrylate, 2-hydroxyethyl acrylate, and acrylic acid. Dropping an aromatic or ether solvent for the polymerization reaction, at least one acrylic monomer, cyclohexyl methacrylate (CHMA) having the following chemical formula 2 and a polymerization initiator into the reactor;
An acrylic copolymerization reaction between the acrylic monomer and the cyclohexyl methacrylate while appropriately adjusting the temperature of the reactor to form an acrylic polymer;
And ether-based Solvent for dissolving the acrylic polymer, after turning the acrylic polymer agitator, the method comprising the acrylic polymer is stirred to be dissolved,
Polyethylenedioxythiophene conductive polymer was stirred in charging the agitator to obtain an ether-based Solvent polyethylene dioxythiophene-based conductive polymer antistatic coating solution composition dispersed is dissolved And including stages,
The method for producing an antistatic coating liquid composition, wherein the cyclohexyl methacrylate is dropped into the reactor at a ratio of 1 to 30% by weight with respect to the content of the acrylic monomer.

  The antistatic coating according to claim 7, wherein n-methylpyrrolidone or dimethylformamide is added to the stirrer and stirred in order to adjust dispersibility of the polyethylenedioxythiophene-based conductive polymer. A method for producing a liquid composition.   In consideration of wet heat durability, the acrylic polymer is added dropwise to the reactor after adjusting the type and content of the acrylic monomer so that the glass transition temperature Tg of the acrylic polymer is at least 70 ° C. The manufacturing method of the antistatic coating liquid composition of Claim 7 characterized by the above-mentioned.   8. The antistatic agent according to claim 7, wherein an additive mainly composed of polysiloxane or polyacryl is charged into the stirrer and stirred in order to improve leveling or smoothness of the coating film surface. A method for producing a coating liquid composition.   The acrylic polymer is added to the stirrer so as to contain 0.1 to 20.0% by weight of the antistatic coating liquid composition, and the polyethylenedioxythiophene conductive polymer is The method for producing an antistatic coating liquid composition according to claim 7, wherein the stirrer is charged so as to contain 0.010 to 2.0% by weight of the antistatic coating liquid composition.   The polyethylene dioxythiophene conductive polymer contains polystyrene sulfonate, and the content ratio of the polyethylene dioxythiophene and the polystyrene sulfonate (polyethylene dioxythiophene: polystyrene sulfonate ratio) is 1: 5 to 1:10. 8. The method for producing an antistatic coating liquid composition according to claim 7, wherein the composition is in a range.   The acrylic monomers are methyl methacrylate, methyl acrylate, ethyl acrylate, n-butyl acrylate, n-butyl methacrylate, ethyl methacrylate, isobutyl methacrylate, methacrylic acid, isopropyl methacrylate, 2-ethylhexyl acrylate, 1,6-hexanediol diacrylate. The method for producing an antistatic coating liquid composition according to claim 7, wherein the composition is at least one selected from the group consisting of 2-hydroxyethyl methacrylate, 2-hydroxyethyl acrylate, and acrylic acid. An acrylic polymer cyclohexyl methacrylate click relay bets is formed by copolymerization reaction having at least one of Formula 3 acrylic monomers and lower reporting,
A polyethylenedioxythiophene-based conductive polymer containing polyethylenedioxythiophene;
Anda ether Solvent for dissolving the acrylic polymer and the conductive polymer,
The ether Solvent said no acrylic polymer and the conductive polymer dissolved in the composition, the acrylic in a proportion of 1 to 30 wt% said cyclohexyl methacrylate with respect to the amount of the acrylic monomer An antistatic coating film having a coating film formed by coating the antistatic coating liquid composition according to claim 1 contained in a polymer.

  The antistatic coating film according to claim 14, wherein the coating film is transparent and conductive, and has a light transmittance of at least 85%.   The antistatic coating film according to claim 14, wherein the acrylic polymer has a glass transition temperature Tg of at least 70 ° C. in consideration of wet heat durability.   The antistatic coating liquid composition further comprises an additive mainly composed of polysiloxane or polyacryl for improving the leveling or smoothness of the coating film surface, in the antistatic coating liquid composition. The antistatic coating film according to claim 14.   The composition contains 0.1 to 20.0% by weight of the acrylic polymer, and 0.010 to 2.0% by weight of the polyethylenedioxythiophene conductive polymer. The antistatic coating film according to claim 14.   The polyethylene dioxythiophene conductive polymer contains polystyrene sulfonate, and the content ratio of the polyethylene dioxythiophene to the polystyrene sulfonate (the ratio of polyethylene dioxythiophene: polystyrene sulfonate) is 1: 5 to 1:10. The antistatic coating film according to claim 14, which is in a range. The acrylic monomers are methyl methacrylate, methyl acrylate, ethyl acrylate, n-butyl acrylate, n-butyl methacrylate, ethyl methacrylate, isobutyl methacrylate, methacrylic acid, isopropyl methacrylate, 2-ethylhexyl acrylate, 1,6-hexanediol diacrylate. The antistatic coating film according to claim 14, wherein the antistatic coating film is at least one selected from the group consisting of 2-hydroxyethyl methacrylate, 2-hydroxyethyl acrylate, and acrylic acid.