WO2019233017A1 - Cordon de mousse de poly(éther de phénylène) modifiée, procédé de préparation et application associés - Google Patents

Cordon de mousse de poly(éther de phénylène) modifiée, procédé de préparation et application associés Download PDF

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WO2019233017A1
WO2019233017A1 PCT/CN2018/111453 CN2018111453W WO2019233017A1 WO 2019233017 A1 WO2019233017 A1 WO 2019233017A1 CN 2018111453 W CN2018111453 W CN 2018111453W WO 2019233017 A1 WO2019233017 A1 WO 2019233017A1
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parts
polyphenylene ether
foamed
modified polyphenylene
mixing
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PCT/CN2018/111453
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English (en)
Chinese (zh)
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冯云平
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广东奔迪新材料科技有限公司
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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
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
    • C08J9/122—Hydrogen, oxygen, CO2, nitrogen or noble gases
    • 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
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
    • 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
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/0095—Mixtures of at least two compounding ingredients belonging to different one-dot groups
    • 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
    • C08J2203/00—Foams characterized by the expanding agent
    • C08J2203/06—CO2, N2 or noble gases
    • 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
    • C08J2203/00—Foams characterized by the expanding agent
    • C08J2203/08—Supercritical fluid
    • 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
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2323/04—Homopolymers or copolymers of ethene
    • C08J2323/06—Polyethene
    • 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
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2323/10—Homopolymers or copolymers of propene
    • C08J2323/12—Polypropene
    • 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
    • C08J2351/00—Characterised by the use of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives of such polymers
    • C08J2351/04—Characterised by the use of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives of such polymers grafted on to rubbers
    • 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
    • C08J2355/00—Characterised by the use of homopolymers or copolymers, obtained by polymerisation reactions only involving carbon-to-carbon unsaturated bonds, not provided for in groups C08J2323/00 - C08J2353/00
    • C08J2355/02—Acrylonitrile-Butadiene-Styrene [ABS] polymers
    • 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
    • C08J2371/00—Characterised by the use of polyethers obtained by reactions forming an ether link in the main chain; Derivatives of such polymers
    • C08J2371/08—Polyethers derived from hydroxy compounds or from their metallic derivatives
    • C08J2371/10—Polyethers derived from hydroxy compounds or from their metallic derivatives from phenols
    • C08J2371/12—Polyphenylene oxides
    • 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
    • C08J2377/00—Characterised by the use of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Derivatives of such polymers
    • 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
    • C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2423/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2423/04—Homopolymers or copolymers of ethene
    • C08J2423/06—Polyethene
    • 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
    • C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2423/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2423/10—Homopolymers or copolymers of propene
    • C08J2423/12—Polypropene
    • 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
    • C08J2451/00—Characterised by the use of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives of such polymers
    • C08J2451/04—Characterised by the use of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives of such polymers grafted on to rubbers
    • 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
    • C08J2455/00—Characterised by the use of homopolymers or copolymers, obtained by polymerisation reactions only involving carbon-to-carbon unsaturated bonds, not provided for in groups C08J2423/00 - C08J2453/00
    • C08J2455/02—Acrylonitrile-Butadiene-Styrene [ABS] polymers
    • 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
    • C08J2477/00—Characterised by the use of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Derivatives of such polymers
    • 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
    • C08J2491/00—Characterised by the use of oils, fats or waxes; Derivatives thereof
    • C08J2491/06—Waxes

Definitions

  • the invention relates to the technical field of polymer materials, in particular to a formula, a preparation method and applications of modified polyphenylene ether foamed beads.
  • the battery box of an electric vehicle is a key component of the power battery box assembly as a load-bearing and protection device for the battery pack of a pure electric vehicle.
  • Pure electric vehicles are equipped with a large number of power batteries to meet the requirements of electric vehicle mileage. Often, the total achievement of the power battery box accounts for 30% -40% of the total mass of the vehicle.
  • the major battery manufacturers currently use heavy box-type battery boxes to load power batteries, which virtually increases the overall quality of pure electric vehicles. Therefore, on the basis of meeting the basic requirements of battery box dynamic and static performance, waterproofness, and collision safety, the battery box structure of pure electric vehicles needs to be optimized to achieve its lightweight design. Rapid development is of great significance.
  • the battery box of an electric vehicle as a power source carried by an electric vehicle is a key component of an electric vehicle.
  • the performance of the battery box will have a significant impact on the application prospects of electric vehicles.
  • the power battery environment is generally poor.
  • the battery box is used as The protective parts of power batteries need to meet many functional requirements.
  • vibration resistance and fatigue durability which requires that the outside and inside of the cabinet undergo shock without mechanical damage, deformation and loosening of the fastening parts
  • collision safety performance Effective protection measures taken by the vehicle during the frontal collision, side collision, and rear collision that may cause crush damage to the battery box
  • sealing performance the battery is located below the body floor, outside the body, and close to the road, Its waterproof and dustproof sealing requirements are indispensable
  • anti-corrosion performance the location of the battery is very easy to stick to rain, mud, is a severely corroded area, its anti-corrosion performance requirements should be high
  • heat resistance high battery performance during work Heat, the material of the protective box must have high temperature resistance and light weight.
  • the existing traditional method is to use an easily formed metal box (such as an aluminum alloy) and copolymerize PP and m-PPE high-strength plastic materials.
  • Tg glass transition temperature
  • high-performance polyphenylene ether resin has a strength of about 70 MPa, about three times that of polyethylene, an elastic modulus of more than 2000 MPa, and an impact resistance of the material greater than 430 J / m (Izod test method).
  • the heat distortion temperature is as high as 120 °C, and the linear expansion coefficient is about 1.0--2.0X106 °C, which is lower than that of polyethylene and polypropylene. Therefore, the size of the product is stable and its creep resistance is the best among the five engineering plastics.
  • the strength has high reliability, the polyphenylene ether material also has intrinsic flame retardancy, and is a low-smoke, halogen-free and environmentally friendly flame retardant.
  • the resin itself is acid and alkali resistant, water resistant, and has good hygienic performance.
  • the high-performance polyphenylene ether resin has large molecular bonds, high glass transition temperature, difficult orientation, high residual internal stress in the product, poor melt fluidity, difficult processing, and high price. Therefore, PPE is usually modified by alloying methods such as blending, and by adding a foaming agent, a modified polyphenylene ether foam material is produced.
  • Invention patent CN1041165A discloses a foamable polymer made of polyphenylene ether and vinyl aromatic compound, and a preparation method and application thereof.
  • the invention is a method for preparing a foamable polymer by a one-step method, that is, it is added in the polymerization process.
  • Foaming agent Water was placed in a sealed autoclave with a stirrer, and a suspending agent was dissolved therein, and polyphenylene ether and styrene containing dissolved peroxybenzoic acid and t-butyl perbenzoate were added to the mixture.
  • the reaction mixture was heated with stirring and then heated to a certain temperature, at which time pentane was added under a certain pressure.
  • the suspended polymer is sieved and dried.
  • the pentane content of the dry beads is 6-7%. This was pre-foamed with steam to obtain a bulk density of 40 g / l.
  • a foam material prepared from the foamed polymer is preferably used for a thermal insulation material.
  • the method is to add a foaming agent in the polymerization process, and is a one-step method for preparing a foamable polymer. The method is complicated in process, it is difficult to control the particle size and gas content of the beads, and the particle size distribution is not uniform.
  • the purpose of the present invention is to provide a formula, a preparation method and an application of a modified polyphenylene ether foamed bead, so as to solve the problems raised in the background art described above.
  • the present invention provides the following technical solutions:
  • a formula of modified polyphenylene ether foam beads made of the following components by weight: 30-90 parts of polyphenylene ether, 30-90 parts of modified polymer, 5-30 parts of compatibilizer, 5-30 parts of toughener, 5-20 parts of flame retardant, 1-5 parts of antioxidant, 1-5 parts of auxiliary antioxidant, 1-3 parts of lubricant, 1-3 parts of coupling agent, dispersion 1-10 parts of agent, 2-6 parts of inorganic nano nucleating agent material.
  • a method for preparing modified polyphenylene ether foamed beads including the following steps:
  • Step 1 material modification, using polyphenylene ether material as the base material, adding modified polymer, compatibilizer, inorganic nano material and related auxiliary agents, mixing and heating, and extruding to obtain foamed modified polyphenylene ether material;
  • Step 2 Underwater pelletizing: Add the materials according to the formula and mix them evenly in a high-speed mixer. Put in twin or three-screw extrusion mixing equipment to melt the materials at high temperature. Use the underwater pelletizing equipment to perform underwater pelletization to make the pellets cut out. Uniform particle size, particle size 0.3 ⁇ 6mm, high roundness of particle shape, smooth surface;
  • Step 3 Pre-expanded particles: Add supercritical fluid (carbon dioxide, nitrogen) to the pre-expanded bead molding equipment, and cut the particles that are cut out underwater under high-frequency heating at a temperature of 120-250 ° C under high pressure. Sprayed into the pre-expanded bead molding equipment, through the processes of gas infiltration and dissolution, pressure release, cooling and cooling, etc., the production of modified polyphenylene ether foamed beads is completed with high-efficiency and energy-saving pre-expanded processing equipment and processes. , Foaming ratio of 3-30 times, making foaming beads suitable for uniform foaming, large magnification, high closed cell ratio, uniform and fine cells, and not easy to shrink and collapse; make it reach the required foaming ratio of foamed particles .
  • supercritical fluid carbon dioxide, nitrogen
  • the modified polymer is manufactured by mixing ABS, PE, PPS, PA, HIPS, PP, BS and GPPS according to equal weight.
  • the compatibilizer is made of PP-g-MAH, SEBS-g-MAH, PE-g-MAH, EPDM, and POE-g-GMA according to equal weight.
  • the toughening agent is made by mixing SBS, SEBS, polybutene, LCP, EPDM, and polyolefin elastomer according to equal weight.
  • the flame retardant is prepared by mixing phosphate ester flame retardant and inorganic nano flame retardant in equal weight; the inorganic nano flame retardant: nano aluminum hydroxide , Nano-magnesium hydroxide, red phosphorus, zinc borate, nano-antimony oxide, nano-molybdenum compound, layered silicate and anhydrous magnesium carbonate are mixed and produced according to equal weight.
  • the antioxidant is antioxidant 1010; the auxiliary antioxidant is auxiliary antioxidant 168; the lubricant is liquid paraffin; and the coupling agent is a silane coupling agent and a titanate coupling agent.
  • the cross-linking agent and the aluminate coupling agent are produced by mixing at equal weights.
  • the dispersant is produced by mixing polyolefin-based hyperdispersants, polyether-based hyperdispersants, and polyacrylate-based hyperdispersants at equal weights.
  • the present invention has the beneficial effects that the present invention can produce foamed beads suitable for uniform foaming, large magnification, high closed cell ratio, uniform and fine cells, and difficult to shrink and collapse; fast, safe and efficient Energy-saving pre-foaming processing equipment and processes to complete the production of foamed modified polyphenylene ether foam beads; according to the relatively high softening temperature of foamed beads, innovatively develop heating and high-efficiency high-frequency technical equipment to change the existing Steam is the heating method of the heating medium, the forming pressure is low, and the production is safe and fast.
  • a formula of modified polyphenylene ether foam beads made of the following components by weight: 30-90 parts of polyphenylene ether, 90 parts of modified polymer, 30 parts of compatibilizer, and 30 of toughening agent Parts, 20 parts flame retardants, 5 parts antioxidants, 5 parts auxiliary antioxidants, 3 parts lubricants, 3 parts coupling agents, 10 parts dispersants, 6 parts inorganic nucleating agent materials.
  • a method for preparing modified polyphenylene ether foamed beads including the following steps:
  • Step 1 material modification, using polyphenylene ether material as the base material, adding modified polymer, compatibilizer, inorganic nano material and related auxiliary agents, mixing and heating, and extruding to obtain foamed modified polyphenylene ether material;
  • Step 2 Underwater pelletizing: Add the materials according to the formula and mix them evenly in a high-speed mixer. Put in twin or three-screw extrusion mixing equipment to melt the materials at high temperature. Use the underwater pelletizing equipment to perform underwater pelletization to make the pellets cut out. Uniform particle size, particle diameter 6mm, high roundness of particle shape, smooth surface;
  • Step 3 Pre-expanded particles: Supercritical fluid (carbon dioxide, nitrogen) is added to the pre-expanded bead molding equipment, and the particles cut out underwater are sprayed under high pressure at a temperature of 250 ° C by high-frequency heating.
  • Supercritical fluid carbon dioxide, nitrogen
  • the production of modified polyphenylene ether foamed beads is completed with efficient and energy-saving pre-expanded processing equipment and processes.
  • the foaming ratio is 30 times, and the foaming beads suitable for uniform foaming, large magnification, high closed cell ratio, uniform and fine cells, and difficult to shrink and collapse are produced;
  • a formula of modified polyphenylene ether foam beads made of the following components by weight: 30 parts polyphenylene ether, 30 parts modified polymer, 5 parts compatibilizer, 5 parts toughener, 5 parts flame retardant, 1 part antioxidant, 1 part auxiliary antioxidant, 1 part lubricant, 1 part coupling agent, 1 part dispersant, and 2 parts inorganic inorganic nucleating agent material.
  • a method for preparing modified polyphenylene ether foamed beads including the following steps:
  • Step 1 material modification, using polyphenylene ether material as the base material, adding modified polymer, compatibilizer, inorganic nano material and related auxiliary agents, mixing and heating, and extruding to obtain foamed modified polyphenylene ether material;
  • Step 2 Underwater pelletizing: Add the materials according to the formula and mix them evenly in a high-speed mixer. Put in twin or three-screw extrusion mixing equipment to melt the materials at high temperature. Use the underwater pelletizing equipment to perform underwater pelletization to make the pellets cut out. Uniform particle size, particle size 0.3, high roundness of particle shape, smooth surface;
  • Step 3 Pre-expanded particles: Supercritical fluid (carbon dioxide, nitrogen) is added to the pre-expanded bead molding equipment, and the particles cut out underwater are sprayed under high pressure at a temperature of 120 ° C by means of high-frequency heating.
  • Supercritical fluid carbon dioxide, nitrogen
  • the production of modified polyphenylene ether foamed beads is completed with efficient and energy-saving pre-expanded processing equipment and processes.
  • the foaming ratio is 3 times, and the foaming beads suitable for uniform foaming, large magnification, high closed cell ratio, uniform and fine cells, and difficult to shrink and collapse are produced;
  • a formula of modified polyphenylene ether foam beads made of the following components by weight: 30-90 parts of polyphenylene ether, 60 parts of modified polymer, 18 parts of compatibilizer, and 17 of toughening agent Parts, 13 parts flame retardant, 3 parts antioxidant, 3 parts auxiliary antioxidant, 2 parts lubricant, 2 parts coupling agent, 6 parts dispersant, and 4 parts inorganic inorganic nucleating agent material.
  • a method for preparing modified polyphenylene ether foamed beads including the following steps:
  • Step 1 material modification, using polyphenylene ether material as the base material, adding modified polymer, compatibilizer, inorganic nano material and related auxiliary agents, mixing and heating, and extruding to obtain foamed modified polyphenylene ether material;
  • Step 2 Underwater pelletizing: Add the materials according to the formula and mix them evenly in a high-speed mixer. Put in twin or three-screw extrusion mixing equipment to melt the materials at high temperature. Use the underwater pelletizing equipment to perform underwater pelletization to make the pellets cut out. Uniform particle size, particle size 2mm, high roundness of particle shape, smooth surface;
  • Step 3 Pre-expanded particles: Add supercritical fluid (carbon dioxide, nitrogen) to the pre-expanded bead molding equipment, and use high-frequency heating at a temperature of 135 ° C to inject the particles cut out underwater under high pressure.
  • supercritical fluid carbon dioxide, nitrogen
  • the production of modified polyphenylene ether foamed beads is completed with efficient and energy-saving pre-expanded processing equipment and processes.
  • the foaming ratio is 16 times, and the foaming beads suitable for uniform foaming, large magnification, high closed cell ratio, uniform and fine cells, and difficult to shrink and collapse are produced;
  • Heat resistance load 0.2MPa, cross-sectional area 13mm ⁇ 6mm, support distance 64mm, temperature 105 ° C, foaming rate 5 (cc / g), deformation ⁇ 0.34mm.
  • Product forming dimension tolerance 0.2 ⁇ 0.7%.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

Abstract

L'invention concerne une formule d'un cordon de mousse de poly(éther de phénylène) modifiée, ainsi qu'un procédé de préparation et une application associés. La formule comprend les constituants suivants, en parties en poids : 30 à 90 parties de poly(éther de phénylène), 30 à 90 parties d'un polymère modifié, 5 à 30 parties d'un agent de compatibilité, 5 à 30 parties d'un agent renforçateur, 5 à 20 parties d'un produit ignifuge, 1 à5 parties d'un antioxydant, 1 à 5 parties d'un antioxydant secondaire, 1 à 3 parties d'un lubrifiant, 1 à 3 parties d'un agent de couplage, 1 à 10 parties d'un dispersant et 2 à 6 parties d'un matériau à base de nano-agent de nucléation inorganique. L'invention peut être utilisée pour produire un cordon de mousse qui est uniformément expansé, ayant un fort grossissement, un rapport de cellules fermées élevé, des cellules uniformes et fines, et qui n'est pas facile à comprimer et à écraser. La production du cordon de mousse de poly(éther de phénylène) modifiée est obtenue à l'aide d'un équipement de pré-moussage rapide, sûr, efficace en termes d'énergie et d'un traitement.
PCT/CN2018/111453 2018-06-06 2018-10-23 Cordon de mousse de poly(éther de phénylène) modifiée, procédé de préparation et application associés WO2019233017A1 (fr)

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CN201810573216.5A CN109054337A (zh) 2018-06-06 2018-06-06 一种改性聚苯醚发泡珠粒的配方、制备方法及其应用
CN201810573216.5 2018-06-06

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CN109943055A (zh) * 2019-01-28 2019-06-28 广东国立科技股份有限公司 一种高耐温高刚性低蠕变阻燃玻纤增强ppo/lcp复合合金材料及其制备方法
CN109867942B (zh) * 2019-01-30 2021-06-29 中国科学院宁波材料技术与工程研究所 一种阻燃微发泡聚苯醚复合材料的制备方法及其产品
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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05310986A (ja) * 1992-05-13 1993-11-22 Sekisui Plastics Co Ltd 寸法安定性のよい合成樹脂発泡成形体の製造方法
US5389320A (en) * 1991-10-28 1995-02-14 General Electric Company Method of making expandable polyphenylene ether and polyolefin blend
CN1484675A (zh) * 2000-12-28 2004-03-24 通用电气公司 聚亚芳基醚-聚烯烃组合物及由此衍生的制品
CN102471517A (zh) * 2009-08-13 2012-05-23 旭化成化学株式会社 发泡珠粒、使用了该发泡珠粒的成型体和成型体的制造方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6106420B2 (ja) * 2012-12-13 2017-03-29 株式会社ジェイエスピー 熱可塑性樹脂発泡ブロー成形体の製造方法及び熱可塑性樹脂発泡ブロー成形体
CN103910966A (zh) * 2013-01-05 2014-07-09 上海杰事杰新材料(集团)股份有限公司 一种发泡聚苯醚/聚苯乙烯共混合金材料及其制备方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5389320A (en) * 1991-10-28 1995-02-14 General Electric Company Method of making expandable polyphenylene ether and polyolefin blend
JPH05310986A (ja) * 1992-05-13 1993-11-22 Sekisui Plastics Co Ltd 寸法安定性のよい合成樹脂発泡成形体の製造方法
CN1484675A (zh) * 2000-12-28 2004-03-24 通用电气公司 聚亚芳基醚-聚烯烃组合物及由此衍生的制品
CN102471517A (zh) * 2009-08-13 2012-05-23 旭化成化学株式会社 发泡珠粒、使用了该发泡珠粒的成型体和成型体的制造方法

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