WO2022108030A1 - Composite plastique ayant une couche de revêtement ignifuge - Google Patents

Composite plastique ayant une couche de revêtement ignifuge Download PDF

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Publication number
WO2022108030A1
WO2022108030A1 PCT/KR2021/007991 KR2021007991W WO2022108030A1 WO 2022108030 A1 WO2022108030 A1 WO 2022108030A1 KR 2021007991 W KR2021007991 W KR 2021007991W WO 2022108030 A1 WO2022108030 A1 WO 2022108030A1
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WO
WIPO (PCT)
Prior art keywords
flame
coating layer
retardant coating
plastic composite
resin
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PCT/KR2021/007991
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English (en)
Korean (ko)
Inventor
신철민
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광성기업 주식회사
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Publication of WO2022108030A1 publication Critical patent/WO2022108030A1/fr

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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/04—Coating
    • C08J7/05—Forming flame retardant coatings or fire resistant coatings
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/04—Coating
    • C08J7/06—Coating with compositions not containing macromolecular substances
    • 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
    • C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/18—Fireproof paints including high temperature resistant paints
    • 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
    • C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/18—Fireproof paints including high temperature resistant paints
    • C09D5/185—Intumescent paints
    • 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
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • 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
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/65—Additives macromolecular
    • 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
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres

Definitions

  • the present invention relates to a plastic composite material having a flame retardant coating layer formed thereon.
  • plastics Although the use of plastics with excellent moldability is increasing with the development of industrial society, plastics are vulnerable to fire and are easily flammable at a relatively low temperature, so it is easy to burn and harmful gases may be generated.
  • the plastic composite material refers to a high-performance material made by combining a plurality of plastic materials.
  • the plastic composite material by coating the surface of the plastic composite material, it is possible to further impart technical effects that cannot be realized only with the plastic composite material.
  • the present invention is to provide a plastic composite material with a flame retardant coating layer formed.
  • an object of the present invention is to provide a plastic composite in which a flame-retardant coating layer including various materials is formed outside.
  • an object of the present invention is to provide a plastic composite in which a heat-insulating layer including various materials is formed on the plastic composite in which a flame-retardant coating layer is formed.
  • a plastic composite material having a flame retardant coating layer formed thereon includes: a plastic composite material; and a flame-retardant coating layer, wherein the plastic composite material is made of a plurality of surfaces, and the flame-retardant coating layer is formed on the edge forming a boundary between the plurality of surfaces and the plurality of surfaces of the plastic composite material,
  • the flame retardant coating layer is tribromophenoxyethane, tetrabromobisphenol A, chlorinated paraffin, chlorinated polyethylene, 3-hydroxyphenylpropanecarboxylic acid, (2'-hydroxyethyl)-3-hydroxyphenylphosphinylpropane It will include at least one selected from the group consisting of esters, aluminum hydroxide, fluorinated ketones, silica sand, antimony oxide and magnesium hydroxide.
  • the flame-retardant coating layer may have a shape strain of less than 10% at a temperature of 500° C. or more for a time of 10 minutes or less.
  • the flame-retardant coating layer includes hollow particles including a shell including a polymer resin, and the tribromophenoxyethane, tetrabromobisphenol A, chlorinated paraffin, chlorinated polyethylene, 3-hydro At least one selected from the group consisting of hydroxyphenylpropanecarboxylic acid, (2'-hydroxyethyl)-3-hydroxyphenylphosphinylpropane ester, aluminum hydroxide, fluoride ketone, silica sand, antimony oxide, and magnesium hydroxide is selected from the hollow It is included in the hollow of the particle type, and the shell may have a thickness of 100 nm to 1,800 nm.
  • the hollow particles may have a spherical shape, and a ratio of a thickness of the shell to an inner radius of the hollow particles may be 1:50 to 1:1,000.
  • the hollow particle may be a rectangular one.
  • the polymer resin is a polyurethane resin, a polyurea resin, a polyamide resin, a polyester resin, a polycarbonate resin, an aminoaldehyde resin, a melamine resin, a polystyrene resin, a styrene-acrylate copolymer resin, styrene - It may include one or more selected from the group consisting of methacrylate copolymer resin, gelatin, polyvinyl alcohol, phenol formaldehyde resin, and resorcinol formaldehyde resin.
  • the flame-retardant coating layer is to include a flame retardant comprising at least one selected from the group consisting of halogen-based flame retardants, phosphorus-based flame retardants and inorganic flame retardants, and the flame retardant is 5 based on 100 parts by weight of the flame-retardant coating layer It may be in an amount of from 20 parts by weight to 20 parts by weight.
  • the flame-retardant coating layer includes a foaming agent and a carbonizing agent
  • the foaming agent includes one or more nitrogen compounds selected from the group consisting of melamine, dicyandiamide, urea, guanidine and glycine, and the Carbonizing agents, Monopentaeryltritol, Dipentaerythritol, Tripentaerythritol, Starch, Phenolform aldehyde resin, Sugar and polyurethane (Polyurethane) is to include at least one selected from the group consisting of, the foaming agent is, based on 100 parts by weight of the flame-retardant coating layer, 10 parts by weight to 20 parts by weight, and the carbonizing agent is based on 100 parts by weight of the flame-retardant coating layer It may be 5 parts by weight to 20 parts by weight.
  • the flame-retardant coating layer is to include a flame-retardant resin comprising at least one selected from the group consisting of an acrylic resin, an epoxy-based resin, a styrene-based resin, and a phenol-based resin, the flame-retardant resin is the flame retardant It may be 1 part by weight to 25 parts by weight based on 100 parts by weight of the coating layer.
  • an insulating layer formed on the outer edge of the flame-retardant coating layer, between the plastic composite material and the flame-retardant coating layer, or both; may further include.
  • the heat insulating layer may include one or more hollow inorganic particles selected from the group consisting of silica airgel, porous glass, hollow glass, glass fiber, and minerals.
  • the plastic composite material with the flame retardant coating layer formed therein may be a housing cover, a carrier, a pack cover, a pack carrier, a module cover, a module carrier, a cell housing, or a cell separation sheet of a battery pack case for an electric vehicle.
  • the battery case for a vehicle may include a plastic composite material having a flame retardant coating layer according to an embodiment of the present invention.
  • Flame-retardant coating method of a plastic composite comprising the steps of preparing a plastic composite; and forming a flame-retardant coating layer on the plastic composite; as a flame-retardant coating method of a plastic composite, including, wherein the coated plastic composite is a plastic composite having a flame-retardant coating layer according to an embodiment of the present invention.
  • the forming of the flame retardant coating layer is performed by any one method of dip coating, flow coating, spray coating, and roll coating. It could be
  • the present invention may provide a plastic composite material having a flame retardant coating layer formed thereon and a method for manufacturing the same.
  • the present invention may provide a plastic composite in which a flame-retardant coating layer including various materials is formed outside.
  • the present invention may provide a plastic composite material in which a heat insulating layer including various materials is formed on the plastic composite material in which the flame retardant coating layer is formed.
  • FIG. 1 is a conceptual diagram illustrating a spherical hollow particle according to an embodiment of the present invention.
  • FIG. 2 is a conceptual diagram illustrating a rectangular hollow particle according to an embodiment of the present invention.
  • FIG 3 is a cross-sectional view of a plastic composite material in a rounded shape with a flame-retardant coating layer formed on the corner and the corner according to an embodiment of the present invention.
  • FIG. 4 is a cross-sectional view of a plastic composite in the form of a corner and a flame-retardant coating layer formed on the corner according to an embodiment of the present invention cut in an inclined plane.
  • a plastic composite material having a flame retardant coating layer formed thereon includes: a plastic composite material; and a flame-retardant coating layer, wherein the plastic composite material is made of a plurality of surfaces, and the flame-retardant coating layer is formed on the edge forming a boundary between the plurality of surfaces and the plurality of surfaces of the plastic composite material,
  • the flame retardant coating layer is tribromophenoxyethane, tetrabromobisphenol A, chlorinated paraffin, chlorinated polyethylene, 3-hydroxyphenylpropanecarboxylic acid, (2'-hydroxyethyl)-3-hydroxyphenylphosphinylpropane It will include at least one selected from the group consisting of esters, aluminum hydroxide, fluorinated ketones, silica sand, antimony oxide and magnesium hydroxide.
  • the plastic composite material according to an embodiment may include a plurality of edges formed by meeting the faces.
  • the coating is performed on the surface of the plastic composite material may include a flame-retardant coating layer.
  • the flame-retardant coating layer may serve to protect the plastic composite material against impact as well as heat.
  • Plastic composites are hard but light, yet strong against external impacts.
  • the plastic composite material can be further protected from impact and heat by including a flame retardant coating layer on the plastic composite material.
  • the flame-retardant coating layer may have a shape strain of less than 10% at a temperature of 500° C. or higher for a time period of 10 minutes or less.
  • the plastic composite material with the flame retardant coating layer formed according to an embodiment of the present invention may have a shape strain of less than 10% at a temperature of 500° C. or more for a time of 10 minutes or less.
  • the amount of shape deformation may be to check the presence or absence of deformation through a 3D scanner and calculate the deformation rate through this.
  • the amount of shape deformation compares the shape of the specimen before heat treatment at a temperature of 500 ° C. or higher and the specimen deformed for 10 minutes or less, and the strain can be measured based on the flat specimen.
  • a plastic specimen that has undergone heat treatment at a temperature of 500 °C or higher may undergo shape deformation such as warping or warping, and the deformation rate can be measured by dividing the length, area, or volume of the deformed specimen by the initial length, area, or volume.
  • the flame-retardant coating layer includes hollow particles including a shell including a polymer resin, and the tribromophenoxyethane, tetrabromobisphenol A, chlorinated paraffin, chlorinated polyethylene, At least one selected from the group consisting of 3-hydroxyphenylpropanecarboxylic acid, (2'-hydroxyethyl)-3-hydroxyphenylphosphinylpropane ester, aluminum hydroxide, fluoride ketone, silica sand, antimony oxide and magnesium hydroxide is included in the hollow of the hollow particle, and the shell may have a thickness of 100 nm to 1,800 nm.
  • the flame-retardant coating layer is a hollow particle
  • the shell which is an outer part of the particle, may include a polymer resin
  • At least one selected from the group consisting of propane ester, aluminum hydroxide, fluoride ketone, silica sand, antimony oxide and magnesium hydroxide is discharged from the hollow particles when the plastic composite according to an embodiment of the present invention reaches a significant temperature The flame or flame can be extinguished directly, and the surrounding thermal energy can be reduced indirectly to suppress the occurrence of a fire.
  • the shell including the polymer resin of the hollow particles may be softened when it reaches a significant temperature and at the same time the material inside is expanded and sprayed, and has a thickness to react well in a specific temperature range it could be
  • the material included in the hollow of the hollow particle may expand to the outside when a significant temperature is reached, and at this time, it may be accompanied by a phase change.
  • the shell in order to react well in a specific temperature range, may have a thickness of 100 nm to 1,800 nm, preferably, it may have a thickness of 250 nm to 1,500 nm, more preferably may have a thickness of 300 nm to 1,250 nm.
  • the hollow particles may have a spherical shape, and a ratio of a thickness of the shell to an inner radius of the hollow particles may be 1:50 to 1:1,000.
  • FIG. 1 is a conceptual diagram illustrating a spherical hollow particle according to an embodiment of the present invention.
  • the hollow particle includes a hollow and a shell, and in this case, the ratio of the thickness of the shell to the inner radius of the hollow particle may be 1:50 to 1:1,000.
  • the hollow particles may be rectangular.
  • FIG. 2 is a conceptual diagram illustrating a rectangular hollow particle according to an embodiment of the present invention.
  • the hollow particles may have an elongated shape in one direction, and more specifically, may have a rectangular shape with an aspect ratio of 2 or more. This is a form that can be found in many formulations of weak compositions, and in that solubility is anisotropic, it may have an advantage that the material inside is more easily dissolved or eluted than spherical hollow particles.
  • the polymer resin is a polyurethane resin, a polyurea resin, a polyamide resin, a polyester resin, a polycarbonate resin, an aminoaldehyde resin, a melamine resin, a polystyrene resin, a styrene-acrylate copolymer It may include one or more selected from the group consisting of resin, styrene-methacrylate copolymer resin, gelatin, polyvinyl alcohol, phenol formaldehyde resin, and resorcinol formaldehyde resin.
  • the flame-retardant coating layer may be formed to a thickness of 10 ⁇ m to 0.5 cm.
  • the coating layer may be formed to a thickness of 50 ⁇ m to 500 ⁇ m, 100 ⁇ m to 500 ⁇ m, or 250 ⁇ m to 400 ⁇ m, and preferably may be formed to a thickness of 250 ⁇ m to 300 ⁇ m.
  • the plastic composite material may be a fiber-reinforced plastic.
  • Fiber-reinforced plastics which are reinforced with plastic resins using fibers as reinforcing materials, are used in various fields requiring high rigidity due to their lightness and strength.
  • the fiber-reinforced plastic may include at least one selected from the group consisting of glass fiber-reinforced plastic, carbon fiber-reinforced plastic, aramid fiber-reinforced plastic, and ceramic-reinforced plastic.
  • the fiber-reinforced plastic may include continuous fibers and synthetic resins, and the continuous fibers include glass fibers, carbon fibers, aramid fibers, ash fibers, natural fibers, glass fibers, silica, talc, and nonwovens. It may include one or more selected from the group consisting of fibers and conductive fillers.
  • the synthetic resin may include one or more selected from the group consisting of polypropylene, polyamide, polyether ether ketone, polycarbonate, polyphenylene sulfone, polyethylene, and polyphenylene ether.
  • the flame-retardant coating layer may include a flame retardant.
  • the flame retardant coating layer is to include a flame retardant comprising at least one selected from the group consisting of halogen-based flame retardants, phosphorus-based flame retardants and inorganic flame retardants, the flame retardant is, 100 parts by weight of the flame-retardant coating layer It may be 5 parts by weight to 20 parts by weight based on it.
  • the halogen-based flame retardant may include a bromine-based flame retardant, a chlorine-based flame retardant, or both, and the bromine-based flame retardant may include tribromophenoxyethane, tetrabromobisphenol A, or both.
  • the chlorine-based flame retardant may include at least one selected from the group consisting of chlorinated paraffin, chlorinated polyethylene, and aliphatic chlorine-based flame retardants.
  • the phosphorus-based flame retardant may include one or more functional groups selected from the group consisting of phosphate, phosphonate, phosphinate, phosphine oxide and phosphazene, phosphorus/halogen flame retardant, phosphorus/nitrogen flame retardant and the like.
  • the inorganic flame retardant may include at least one selected from the group consisting of aluminum hydroxide (Al(OH) 3 ), antimony oxide (Sb 2 O 3 ), and magnesium hydroxide (Mg(OH) 2 ). have.
  • the flame-retardant coating layer may include a foaming agent and a carbonizing agent.
  • the flame-retardant coating layer includes a foaming agent and a carbonizing agent, and the foaming agent includes one or more nitrogen compounds selected from the group consisting of melamine, dicyandiamide, urea, guanidine and glycine.
  • monopentaerythritol monopentaerythritol (Monpentaeryltritol), dipentaerythritol (Dipentaerythritol), tripentaerythritol (Tripentaerythritol), starch (Starch), phenol formaldehyde resin (Phenolform aldehyde resin), sugar (Sugar) and at least one selected from the group consisting of polyurethane (Polyurethane), the foaming agent, based on 100 parts by weight of the flame-retardant coating layer, 10 parts by weight to 20 parts by weight, the carbonizing agent, the flame-retardant coating layer 100 weight It may be 5 parts by weight to 20 parts by weight based on parts.
  • the foaming agent may be 10 parts by weight to 20 parts by weight based on 100 parts by weight of the flame-retardant coating layer. , when the amount exceeds 20 parts by weight, the amount of gas generated increases, and the formation of a uniform carbonized layer is difficult due to excessive ejection of gas before the foaming of the carbonized layer, so that flame retardant performance cannot be expected.
  • the carbonization agent may be 5 parts by weight to 20 parts by weight based on 100 parts by weight of the flame retardant coating layer. If it exceeds 20 parts by weight, the foaming effect is significantly reduced, and flame retardant performance cannot be expected.
  • the flame-retardant coating layer is to include a flame-retardant resin comprising at least one selected from the group consisting of an acrylic resin, an epoxy-based resin, a styrene-based resin, and a phenol-based resin, the flame-retardant resin is , may be 1 part by weight to 25 parts by weight based on 100 parts by weight of the flame-retardant coating layer.
  • the kind of flame-retardant resin used in the present invention is not particularly limited.
  • the flame retardant resin is an aromatic vinyl-based polymer resin, polyphenylene ether resin, polyphenylene sulfide resin, polyalkyl (meth) acrylate resin, polycarbonate resin, polyolefin-based resin, polyester-based resin, poly Amide-based resins and the like may be used.
  • the flame-retardant resin is an acrylate-based resin, butyl acrylate, methyl methacrylate, 2-hydroxyethyl acrylate (2-Hydroxyethylacrylate), 2-hydroxymethyl meth
  • acrylate (2-Hydroxymethylmethacrylate)
  • dimethyl aminoethyl methacrylate glycidyl methacrylate
  • acrylic acid Alcrylic acid
  • methacrylic acid Metal salt
  • the flame-retardant resin may be 1 part by weight to 25 parts by weight based on 100 parts by weight of the flame-retardant coating layer.
  • the flame-retardant resin may be 1 part by weight to 25 parts by weight based on 100 parts by weight of the flame-retardant coating layer.
  • the plastic composite material according to an embodiment of the present invention may further include a heat-insulating layer formed on the outside of the flame-retardant coating layer, between the plastic composite material and the flame-retardant coating layer, or both.
  • the heat insulating layer may include one or more hollow inorganic particles selected from the group consisting of silica airgel, porous glass, hollow glass, glass fiber, and minerals.
  • the heat insulating layer may include a flame retardant.
  • the heat insulating layer may include a foaming agent and a carbonizing agent.
  • the heat insulating layer may include a flame retardant resin.
  • the flame retardant is to include one or more selected from the group consisting of halogen-based flame retardants, phosphorus-based flame retardants and inorganic flame retardants, and the blowing agent is melamine, dicyandiamide, urea, guanidine and glycine.
  • the flame-retardant resin is an acrylic resin, an epoxy resin, a styrene resin, and a phenol resin It may include one or more selected from the group consisting of.
  • the halogen-based flame retardant may include a bromine-based flame retardant, a chlorine-based flame retardant, or both, and the bromine-based flame retardant may include tribromophenoxyethane, tetrabromobisphenol A, or both.
  • the chlorine-based flame retardant may include at least one selected from the group consisting of chlorinated paraffin, chlorinated polyethylene, and aliphatic chlorine-based flame retardants.
  • the phosphorus-based flame retardant may include one or more functional groups selected from the group consisting of phosphate, phosphonate, phosphinate, phosphine oxide and phosphazene, phosphorus/halogen flame retardant, phosphorus/nitrogen flame retardant and the like.
  • the inorganic flame retardant may include at least one selected from the group consisting of aluminum hydroxide (Al(OH) 3 ), antimony oxide (Sb 2 O 3 ), and magnesium hydroxide (Mg(OH) 2 ). have.
  • the kind of flame-retardant resin used in the present invention is not particularly limited.
  • the flame retardant resin is an aromatic vinyl-based polymer resin, polyphenylene ether resin, polyphenylene sulfide resin, polyalkyl (meth) acrylate resin, polycarbonate resin, polyolefin-based resin, polyester-based resin, poly Amide-based resins and the like may be used.
  • the flame-retardant resin may be an epoxy-based resin, a styrene-based resin, a phenol resin, or the like.
  • the flame-retardant resin is an acrylate-based resin, butyl acrylate, methyl methacrylate, 2-hydroxyethyl acrylate (2-Hydroxyethylacrylate), 2-hydroxymethyl meth
  • acrylate (2-Hydroxymethylmethacrylate)
  • dimethyl aminoethyl methacrylate glycidyl methacrylate
  • acrylic acid Alcrylic acid
  • methacrylic acid Metal salt
  • the flame retardant is 5 parts by weight to 20 parts by weight based on 100 parts by weight of the heat insulating layer
  • the foaming agent is 10 parts by weight to 20 parts by weight based on 100 parts by weight of the heat insulating layer
  • the The carbonization agent may be 5 parts by weight to 20 parts by weight based on 100 parts by weight of the heat insulating layer
  • the flame retardant resin may be 1 part by weight to 25 parts by weight based on 100 parts by weight of the heat insulating layer.
  • the foaming agent may be 10 parts by weight to 20 parts by weight based on 100 parts by weight of the heat insulating layer. If the content is less than 10 parts by weight, the amount of generated gas is small, so it is not preferable because it is insufficient to foam the carbonized layer, When the amount used exceeds 20 parts by weight, the amount of gas generated increases, so that it is difficult to form a uniform carbonized layer due to excessive ejection of gas before the foaming of the carbonized layer, so that flame retardant performance cannot be expected.
  • the carbonization agent may be 5 parts by weight to 20 parts by weight based on 100 parts by weight of the heat insulating layer. If the content of the carbonization agent is less than 5 parts by weight, the chemical reaction with the foaming agent is weak, so that the formation of the carbonization layer is insufficient. And, if it exceeds 20 parts by weight, the foaming effect is significantly reduced, and flame retardant performance cannot be expected.
  • the flame-retardant resin may be 1 part by weight to 25 parts by weight based on 100 parts by weight of the heat insulating layer. There is a disadvantage in that it cannot exhibit normal flame retardant performance.
  • the edge and the flame-retardant coating layer formed on the edge may be rounded or cut with an inclined plane.
  • the plastic composite of the present invention may have rounded corners or cut with an inclined plane in order to facilitate the formation of a flame retardant coating layer on the corners.
  • the flame-retardant coating layer formed on the corner may also be rounded or cut with an inclined plane.
  • the edge and the flame-retardant coating layer formed on the edge may be rounded or formed in a bevel shape.
  • a plastic composite material including a flame retardant coating layer according to an embodiment of the present invention will be described with reference to the drawings.
  • FIG 3 is a cross-sectional view of a plastic composite material in a rounded shape with a flame-retardant coating layer formed on the corner and the corner according to an embodiment of the present invention.
  • FIG. 4 is a cross-sectional view of a plastic composite in the form of a corner and a flame-retardant coating layer formed on the corner according to an embodiment of the present invention cut in an inclined plane.
  • the corners of the plastic composite may be rounded or cut in a bevel shape, and the flame retardant coating layer may be formed on the plastic composite and follow the shape of the edge of the plastic composite.
  • the flame-retardant coating layer formed on the edge may have a radius of curvature of 0.3 mm to 10 mm.
  • the flame-retardant coating layer formed on the corner may have a radius of curvature of 0.5 mm to 10 mm, 1 mm to 10 mm, 3 mm to 10 mm, 3 mm to 8 mm, or 4 mm to 8 mm. and, preferably, may be 4 mm to 7 mm.
  • the thickness of the flame-retardant coating layer formed on the edge is too thin to ensure the flame-retardant ability of the corner portion of the plastic composite, and if it exceeds 10 mm, flame retardancy
  • the coating layer may be too thick, which may result in high manufacturing cost and long time-consuming disadvantages.
  • the flame-retardant coating layer formed on the edge may have a radius of curvature of 1/2 or less of the thickness of the plastic composite material.
  • the flame-retardant coating layer formed on the corner may have a radius of curvature of 1/50 to 1/2 of the thickness of the plastic composite material.
  • the plastic composite material may be 1 cm or less as a base material.
  • the plastic composite material may have a thickness of 0.5 cm or less, and the radius of curvature of the flame-retardant coating layer formed on the edge is 1/2 or less of the thickness of the plastic composite, and the curvature of the flame-retardant coating layer according to the thickness of the composite material It has the advantage of being configurable.
  • the flame-retardant coating layer on the edge of the plastic composite material may be formed in a thickness ratio of 0.95 to 1.05 compared to the flame-retardant coating layer on the plurality of surfaces of the plastic composite material.
  • the flame-retardant coating layer on the corner may have a thickness ratio of 0.97 to 1.05 or 0.95 to 1.03 compared to the flame-retardant coating layer on a plurality of surfaces of the plastic composite, and preferably, 0.97 to 1.03.
  • the thickness of the flame retardant coating layer on the plurality of corners and the plurality of surfaces is almost constant, and the flame retardant coating layer is uniformly formed on the surface of the plastic composite material.
  • the plastic composite material includes at least one selected from the group consisting of polypropylene, polyamide, polyether ether ketone, polycarbonate, polyphenylene sulfone, polyphenylene ether and polyurethane. may be doing
  • the flame-retardant coating layer is a heat stabilizer, UV stabilizer, antioxidant, lubricant, plasticizer, filler, reinforcing material, extender, colorant, anti-fouling agent, nucleating agent, anti-blocking agent, slip agent, antibacterial agent, antifungal agent , may further include an additive selected from the group consisting of an antistatic agent, a curing agent, a foaming agent and a compatibilizer.
  • the heat-insulating layer includes a heat stabilizer, a UV stabilizer, an antioxidant, a lubricant, a plasticizer, a filler, a reinforcing material, an extender, a colorant, an antifouling agent, a nucleating agent, an anti-blocking agent, a slip agent, an antibacterial agent, an antifungal agent, It may further include an additive selected from the group consisting of an antistatic agent, a curing agent, a foaming agent and a compatibilizer.
  • additives is not particularly limited, but for example, as a thermal stabilizer, Cd/Ba/Zn-based, Cd/Ba-based, Ba/Zn-based, Ca/Zn-based, Na/Zn-based, Sn-based, Pb-based, Cd-based, Zn-based, etc. can be used, and as the UV stabilizer, benzophenone-based, benzotriazole-based, organic nickel compound, and the like can be used.
  • thermal stabilizer Cd/Ba/Zn-based, Cd/Ba-based, Ba/Zn-based, Ca/Zn-based, Na/Zn-based, Sn-based, Pb-based, Cd-based, Zn-based, etc.
  • UV stabilizer benzophenone-based, benzotriazole-based, organic nickel compound, and the like can be used.
  • antioxidant phenols, aromatics, amines, thioesters, phosphites, etc.
  • aliphatic higher alcohols Fatty alcohol, Dicarboxylicesters, Fatty acid esters of glycerol, Short-chain alcohols, Fatty acids, Fattyacid amides
  • a metal soap type, a metal lubricant type (as an example, Castearate), etc. can be used.
  • the additive is 0.1 with respect to the weight of the plastic composite material, the flame retardant coating layer or the heat insulating layer to satisfy the mechanical properties, processing properties, surface properties, thermal properties, chemical properties, aesthetic properties, etc. of the plastic composite material and the flame retardant coating layer or heat insulating layer It may be included in a ratio of 10 parts by weight to 10 parts by weight. The additive may be preferably included in an amount of 0.1 to 2 parts by weight.
  • the plastic composite material may be a housing cover, a carrier, a pack cover, a pack carrier, a module cover, a module carrier, a cell housing, or a cell separation sheet of a battery pack case for an electric vehicle.
  • the battery case for a vehicle may include a plastic composite material according to an embodiment of the present invention.
  • the battery case for a vehicle may include a plastic composite material having a flame retardant coating layer formed according to an embodiment of the present invention.
  • Flame-retardant coating method of a plastic composite according to another aspect of the present invention comprising the steps of preparing a plastic composite; And forming a flame-retardant coating layer on the plastic composite; as a flame-retardant coating method of a plastic composite, including, the coated plastic composite, may be a plastic composite according to an embodiment of the present invention.
  • Flame-retardant coating method of a plastic composite comprising the steps of preparing a plastic composite; and forming a flame-retardant coating layer on the plastic composite; as a flame-retardant coating method of a plastic composite, including, wherein the coated plastic composite is a plastic composite having a flame-retardant coating layer according to an embodiment of the present invention.
  • the forming of the flame retardant coating layer may include any one method of dip coating, flow coating, spray coating, and roll coating. may be performed with

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Laminated Bodies (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

La présente invention concerne un composite plastique ayant une couche de revêtement ignifuge, et un procédé de revêtement pour un composite plastique, et le composite plastique comprenant un composite plastique et une couche de revêtement ignifuge, le composite plastique étant composé d'une pluralité de surfaces, et la couche de revêtement ignifuge étant formée sur la pluralité des surfaces du composite plastique et des bords formant les limites de la pluralité des surfaces. De plus, la présente invention fournit un composite plastique comprenant en outre divers matériaux dans une couche de revêtement ignifuge, et présentant une meilleure propriété ignifuge.
PCT/KR2021/007991 2020-11-20 2021-06-25 Composite plastique ayant une couche de revêtement ignifuge WO2022108030A1 (fr)

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KR10-2020-0156940 2020-11-20
KR1020200156940A KR20220069627A (ko) 2020-11-20 2020-11-20 난연성 코팅층이 형성된 플라스틱 복합재

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KR20240053088A (ko) * 2022-10-14 2024-04-24 광성기업 주식회사 전단농화유체를 포함하는 플라스틱 복합체 및 그 제조방법

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KR20130012666A (ko) * 2011-07-26 2013-02-05 (주)엘지하우시스 난연성 복합 필름 및 이를 적용한 진공단열재
KR20160142148A (ko) * 2015-06-02 2016-12-12 주식회사 이제이코리아 친환경 복합 단열재
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KR20060044326A (ko) * 2004-03-11 2006-05-16 롬 앤드 하스 캄파니 중합체 케리어 및 그 내부로 하나 이상의 활성성분을장입하는 방법
KR20130012666A (ko) * 2011-07-26 2013-02-05 (주)엘지하우시스 난연성 복합 필름 및 이를 적용한 진공단열재
KR20170097693A (ko) * 2014-12-18 2017-08-28 엔지니어드 어레스팅 시스템즈 코포레이션 차량 저지 시스템을 위한 중합체 발포체 복합재
KR20160142148A (ko) * 2015-06-02 2016-12-12 주식회사 이제이코리아 친환경 복합 단열재
CN207624742U (zh) * 2017-12-31 2018-07-17 郑州翎羽新材料有限公司 一种耐燃复合材料电池壳

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