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WO2023033492A1 - Composition de résine thermoplastique et produit moulé fabriqué à partir de celle-ci - Google Patents

Composition de résine thermoplastique et produit moulé fabriqué à partir de celle-ci Download PDF

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Publication number
WO2023033492A1
WO2023033492A1 PCT/KR2022/012915 KR2022012915W WO2023033492A1 WO 2023033492 A1 WO2023033492 A1 WO 2023033492A1 KR 2022012915 W KR2022012915 W KR 2022012915W WO 2023033492 A1 WO2023033492 A1 WO 2023033492A1
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WO
WIPO (PCT)
Prior art keywords
weight
thermoplastic resin
resin composition
copolymer
aromatic vinyl
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/KR2022/012915
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English (en)
Korean (ko)
Inventor
김한나
홍상현
반균하
송봉준
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Lotte Chemical Corp
Original Assignee
Lotte Chemical Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Lotte Chemical Corp filed Critical Lotte Chemical Corp
Publication of WO2023033492A1 publication Critical patent/WO2023033492A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L25/00—Compositions of, homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Compositions of derivatives of such polymers
    • C08L25/02—Homopolymers or copolymers of hydrocarbons
    • C08L25/04—Homopolymers or copolymers of styrene
    • C08L25/08—Copolymers of styrene
    • C08L25/12—Copolymers of styrene with unsaturated nitriles
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L55/00—Compositions of homopolymers or copolymers, obtained by polymerisation reactions only involving carbon-to-carbon unsaturated bonds, not provided for in groups C08L23/00 - C08L53/00
    • C08L55/02—ABS [Acrylonitrile-Butadiene-Styrene] polymers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L71/00—Compositions of polyethers obtained by reactions forming an ether link in the main chain; Compositions of derivatives of such polymers
    • C08L71/02—Polyalkylene oxides
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers

Definitions

  • thermoplastic resin composition relates to a thermoplastic resin composition and a molded article manufactured therefrom.
  • ABS resins represented by acrylonitrile-butadiene-styrene copolymer (ABS) resins are widely used in various applications due to their excellent moldability, mechanical properties, appearance, secondary processability, and the like.
  • a molded article manufactured using a styrenic resin can be widely applied to various products requiring painting/non-painting, and can be applied, for example, to various interior/exterior materials of automobiles and/or electronic devices.
  • electrostatic coating is a generally widely used coating method.
  • electrostatic painting is a method of painting after imparting electrical conductivity to the surface of a molded product.
  • a pretreatment such as a conductive primer on the surface of the molded product.
  • the conductive primer increases the number of processes and manufacturing time, recently, by further including various conductive materials (eg, carbon nanotubes, etc.) and/or conductivity developing additives in the styrenic resin, the molded article itself manufactured therefrom is more than a certain level. Methods of making the electrical conductivity intrinsic have been proposed.
  • thermoplastic resin composition capable of electrostatic painting without application of a conductive primer.
  • An object of the present invention is to provide a thermoplastic resin composition having excellent electrical conductivity and excellent physical properties such as impact resistance, stiffness, fluidity, and the like, and a molded product manufactured therefrom.
  • thermoplastic resin composition comprising (C) 3 to 10 parts by weight of a polyether-ester-amide block copolymer and (D) 1 to 10 parts by weight of polyalkylene glycol is provided. .
  • the (A) butadiene-based rubber-modified aromatic vinyl-vinyl cyanide graft copolymer includes a core made of a butadiene-based rubbery polymer, and a shell formed by graft polymerization of an aromatic vinyl compound and a vinyl cyanide compound on the core-shell may be a rescue.
  • An average particle diameter of the butadiene-based rubbery polymer may be 0.2 to 1.0 ⁇ m.
  • the (A) butadiene-based rubber-modified aromatic vinyl-vinyl cyanide graft copolymer may be an acrylonitrile-butadiene-styrene graft copolymer.
  • the (B) aromatic vinyl-vinyl cyanide copolymer may include 55 to 80% by weight of an aromatic vinyl compound-derived component and 20 to 45% by weight of a vinyl cyanide compound-derived component based on 100% by weight.
  • the (B) aromatic vinyl-vinyl cyanide copolymer may have a weight average molecular weight of 80,000 to 300,000 g/mol.
  • the (B) aromatic vinyl-vinyl cyanide copolymer may be a styrene-acrylonitrile copolymer.
  • the (C) polyether-ester-amide block copolymer is an aminocarboxylic acid having 6 or more carbon atoms, a lactam, or a diamine-dicarboxylic acid salt; polyalkylene glycol; and dicarboxylic acids having 4 to 20 carbon atoms.
  • the (D) polyalkylene glycol may have a number average molecular weight of 4,000 to 10,000 g/mol.
  • the (D) polyalkylene glycol may be polyethylene glycol.
  • the thermoplastic resin composition may further include at least one additive selected from a nucleating agent, a coupling agent, a filler, a plasticizer, a lubricant, a release agent, an antibacterial agent, a heat stabilizer, an antioxidant, a UV stabilizer, a flame retardant, a colorant, and an impact modifier.
  • at least one additive selected from a nucleating agent, a coupling agent, a filler, a plasticizer, a lubricant, a release agent, an antibacterial agent, a heat stabilizer, an antioxidant, a UV stabilizer, a flame retardant, a colorant, and an impact modifier.
  • thermoplastic resin composition described above is provided.
  • the molded article may have a surface resistance of 10 12.0 ⁇ /sq or less measured on a 100 mm x 100 mm x 3.2 mm specimen using a surface resistance measuring device (manufacturer: SIMCO-ION, device name: Worksurface Tester ST-4). .
  • the molded article may have a flexural modulus of 18,000 to 22,000 kgf/cm 2 measured for a specimen having a thickness of 6.4 mm in accordance with ASTM D790.
  • the molded article may have a flow rate of 24 g/10 min or more measured at 220° C. under a load condition of 10 kg.
  • thermoplastic resin composition according to one embodiment and a molded article using the same exhibit excellent electrical conductivity and excellent physical properties such as impact resistance, stiffness, fluidity, etc., and can be widely applied to the molding of various products used by painting and uncoating, In particular, it can be usefully applied to molded articles for painting requiring electrostatic painting.
  • the average particle diameter of the rubbery polymer is the volume average diameter, and means the Z-average particle diameter measured using a dynamic light scattering analyzer.
  • thermoplastic resin composition comprising (C) 3 to 10 parts by weight of a polyether-ester-amide block copolymer and (D) 1 to 10 parts by weight of polyalkylene glycol is provided. .
  • the butadiene-based rubber-modified aromatic vinyl-vinyl cyanide graft copolymer imparts excellent impact resistance to the thermoplastic resin composition.
  • the butadiene-based rubber-modified aromatic vinyl-vinyl cyanide graft copolymer is a core made of a butadiene-based rubbery polymer component and a shell by graft polymerization of an aromatic vinyl compound and a vinyl cyanide compound in the center. It may have a core-shell structure in which a shell is formed.
  • the butadiene-based rubber-modified aromatic vinyl-vinyl cyanide graft copolymer according to an embodiment is graft-polymerized by adding an aromatic vinyl compound and a vinyl cyanide compound to a butadiene-based rubbery polymer and performing conventional polymerization methods such as emulsion polymerization and bulk polymerization. can be manufactured.
  • the butadiene-based rubbery polymer may be selected from the group consisting of butadiene rubbery polymers, butadiene-styrene rubbery polymers, butadiene-acrylonitrile rubbery polymers, butadiene-acrylate rubbery polymers, and mixtures thereof.
  • the aromatic vinyl compound may be selected from the group consisting of styrene, ⁇ -methylstyrene, p-methylstyrene, p-t-butylstyrene, 2,4-dimethylstyrene, chlorostyrene, vinyltoluene, vinylnaphthalene, and mixtures thereof.
  • the vinyl cyanide compound may be selected from the group consisting of acrylonitrile, methacrylonitrile, fumaronitrile, and mixtures thereof.
  • the average particle diameter of the butadiene-based rubbery polymer of the butadiene-based rubber-modified aromatic vinyl-vinyl cyanide graft copolymer may be, for example, 0.2 to 1.0 ⁇ m, for example, 0.2 to 0.8 ⁇ m, and for example, 0.25 to 0.50 ⁇ m.
  • the thermoplastic resin composition may exhibit excellent impact resistance and appearance characteristics.
  • the butadiene-based rubbery polymer is 40 to 70% by weight, for example 40 to 60% by weight, for example 50 to 60% by weight can be included Meanwhile, a weight ratio of the aromatic vinyl compound and the cyanide vinyl compound graft-polymerized to the center of the butadiene-based rubbery polymer component may be 6:4 to 8:2.
  • the butadiene-based rubber-modified aromatic vinyl-vinyl cyanide graft copolymer may be an acrylonitrile-butadiene-styrene graft copolymer.
  • the butadiene-based rubber-modified aromatic vinyl-vinyl cyanide graft copolymer may be included in an amount of 20 to 40% by weight, for example, 25 to 40% by weight, for example, 30 to 40% by weight, based on 100% by weight of the base resin. Within the weight % range, the thermoplastic resin composition may have excellent impact resistance and balance of physical properties.
  • the aromatic vinyl-vinyl cyanide copolymer may maintain compatibility between components of the thermoplastic resin composition at a certain level.
  • the aromatic vinyl-vinyl cyanide copolymer has a weight average molecular weight of greater than or equal to 80,000 g/mol, such as greater than or equal to 85,000 g/mol, such as greater than or equal to 90,000 g/mol, such as greater than or equal to 300,000 g/mol or less, for example 200,000 g/mol or less, for example 80,000 to 300,000 g/mol, for example 80,000 to 200,000 g/mol.
  • the weight average molecular weight was measured using Agilent Technologies' 1200 series Gel Permeation Chromatography (GPC) after dissolving the powder sample in tetrahydrofuran (THF) (using polystyrene as a standard sample).
  • GPC Gel Permeation Chromatography
  • the aromatic vinyl-vinyl cyanide copolymer may be prepared through conventional polymerization methods such as emulsion polymerization, suspension polymerization, solution polymerization, and bulk polymerization of an aromatic vinyl compound and a vinyl cyanide compound.
  • the aromatic vinyl compound may be selected from the group consisting of styrene, ⁇ -methylstyrene, p-methylstyrene, p-t-butylstyrene, 2,4-dimethylstyrene, chlorostyrene, vinyltoluene, vinylnaphthalene, and mixtures thereof.
  • the vinyl cyanide compound may be selected from the group consisting of acrylonitrile, methacrylonitrile, fumaronitrile, and mixtures thereof.
  • the aromatic vinyl-vinyl cyanide copolymer may include, for example, 55% by weight or more, for example, 60% by weight or more, for example, 65% by weight or more of the aromatic vinyl compound-derived component based on 100% by weight, For example, it may contain 80% by weight or less, for example, 75% by weight or less, for example, 55 to 80% by weight, for example, 60 to 75% by weight.
  • the aromatic vinyl-vinyl cyanide copolymer may include, for example, 20% by weight or more, for example, 25% by weight or more of the component derived from the vinyl cyanide compound, based on 100% by weight, for example, 45% by weight Or less, for example, 40% by weight or less, for example, 20 to 45% by weight, for example, 25 to 40% by weight.
  • the aromatic vinyl-vinyl cyanide copolymer may be a styrene-acrylonitrile copolymer (SAN).
  • SAN styrene-acrylonitrile copolymer
  • the aromatic vinyl-vinyl cyanide copolymer may be included in 60 to 80% by weight, for example, 60 to 75% by weight, for example, 60 to 70% by weight, based on 100% by weight of the base resin.
  • Compatibility of components in the thermoplastic resin composition may be excellent in the above weight % range.
  • the polyether-ester-amide block copolymer can provide a predetermined electrical conductivity to the thermoplastic resin composition and molded articles manufactured therefrom.
  • polyether-ester-amide block copolymer may allow the thermoplastic resin composition and molded articles manufactured therefrom to exhibit the above-described electrical conductivity while maintaining an excellent physical property balance.
  • polyether-ester-amide block copolymer for example, an aminocarboxylic acid having 6 or more carbon atoms, a lactam, or a salt of a diamine-dicarboxylic acid; polyalkylene glycol; and a reaction product of a dicarboxylic acid having 4 to 20 carbon atoms.
  • the aminocarboxylic acids having 6 or more carbon atoms include ⁇ -aminocaproic acid, ⁇ -aminoenanthic acid, ⁇ -aminocaprylic acid, ⁇ -aminopelargonic acid, ⁇ -aminocaproic acid, 11-aminoundecanoic acid, 12-aminododecanoic acid, and the like
  • examples of the lactam include ⁇ -caprolactam, enantlactam, capryllactam, and laurolactam
  • the diamine-dicarboxylic acid examples include diamine-dicarboxylic acid salts such as hexamethylenediamine-adipic acid salts and hexamethylenediamine-isophthalic acid salts.
  • salts of aminocarboxylic acids having 6 or more carbon atoms lactams, and diamine-dicarboxylic acids
  • salts of 12-aminododecanoic acid, ⁇ -caprolactam, and hexamethylenediamine-adipic acid, respectively. can be heard
  • the polyalkylene glycol is polyethylene glycol, polypropylene glycol, polytetramethylene glycol, polyhexamethylene glycol, a block or random copolymer of ethylene glycol and propylene glycol, a copolymer of ethylene glycol and tetrahydrofuran etc.
  • polyethylene glycol, a copolymer of ethylene glycol and propylene glycol, and the like can be used.
  • examples of the dicarboxylic acid having 4 to 20 carbon atoms include terephthalic acid, 1,4-cyclohexanedicarboxylic acid, sebacic acid, adipic acid, and dodecanedioic acid.
  • the bond between the salt of the aminocarboxylic acid, lactam, or diamine-dicarboxylic acid having 6 or more carbon atoms and the polyalkylene glycol may be an ester bond, and the aminocarboxylic acid, lactam, or diamine-dicarboxylic acid having 6 or more carbon atoms may form an ester bond.
  • a bond between the salt of carboxylic acid and the dicarboxylic acid having 4 to 20 carbon atoms may be an amide bond, and a bond between the polyalkylene glycol and the dicarboxylic acid having 4 to 20 carbon atoms may be an ester bond.
  • the polyether-ester-amide block copolymer can be prepared by a known synthesis method, for example, the synthesis method disclosed in Japanese Patent Publication No. 56-045419 and Japanese Patent Publication No. 55-133424 It can be manufactured according to.
  • the polyether-ester-amide block copolymer may include 10 to 95% by weight of the polyether-ester block.
  • the thermoplastic resin composition may have excellent electrical conductivity and heat resistance.
  • the polyether-ester-amide block copolymer may be included in an amount of 3 to 10 parts by weight, for example, 5 to 10 parts by weight, based on 100 parts by weight of the base resin.
  • thermoplastic resin composition and molded articles manufactured therefrom may exhibit excellent electrical conductivity while maintaining excellent physical property balance.
  • the polyalkylene glycol, together with the polyether-ester-amide block copolymer, can give a thermoplastic resin composition and a molded article manufactured therefrom to exhibit predetermined electrical conductivity.
  • the polyalkylene glycol may include polyalkylene glycol, polyalkylene glycol ether, and/or polyalkylene glycol ester.
  • polyalkylene glycol polyols used in conventional thermoplastic resin compositions may be used without limitation, and examples include polyethylene glycol, polyethylene glycol methyl ether, polyethylene glycol dimethyl ether, polyethylene glycol dodecyl ether, and polyethylene glycol benzyl ether.
  • the polyalkylene glycol may have a number average molecular weight (Mn) of 4,000 to 10,000 g/mol, for example, 5,000 to 10,000 g/mol, as measured by gel permeation chromatography (GPC). there is.
  • Mn number average molecular weight
  • the polyalkylene glycol may be included in 1 to 10 parts by weight, for example, 2 to 8 parts by weight, for example, 3 to 5 parts by weight, based on 100 parts by weight of the base resin. Electrical conductivity may be excellent while maintaining the balance of various physical properties of the thermoplastic resin composition in the above weight part range.
  • thermoplastic resin composition in addition to the components (A) to (D), the thermoplastic resin composition according to an embodiment is used to balance the physical properties under the condition of maintaining excellent balance of electrical conductivity and various physical properties, or the final thermoplastic resin composition. One or more additives necessary for use may be further included.
  • nucleating agents as the additives, nucleating agents, coupling agents, fillers, plasticizers, lubricants, release agents, antibacterial agents, heat stabilizers, antioxidants, UV stabilizers, flame retardants, colorants, impact modifiers, etc. may be used, and these may be used alone or in combination of two or more can be used as the additives.
  • thermoplastic resin composition may be appropriately included within a range that does not impair the physical properties of the thermoplastic resin composition, and specifically, may be included in an amount of 20 parts by weight or less based on 100 parts by weight of the base resin, but is not limited thereto.
  • thermoplastic resin composition according to the present invention can be prepared by a known method for preparing a thermoplastic resin composition.
  • thermoplastic resin composition according to the present invention may be prepared in the form of pellets by mixing the components of the present invention and other additives and then melt-kneading them in an extruder.
  • a molded article according to one embodiment of the present invention may be manufactured from the above-described thermoplastic resin composition through a known molding method.
  • the molded article may be manufactured by methods such as extrusion molding and injection molding, but is not limited thereto.
  • the molded article has a surface resistance of 10 12.0 ⁇ measured for a 100 mm x 100 mm x 3.2 mm specimen using a surface resistance measuring device (manufacturer: SIMCO-ION, device name: Worksurface Tester ST-4) /sq or less, such as 10 11.9 ⁇ /sq or less, such as 10 11.8 ⁇ /sq or less, such as 10 11.7 ⁇ /sq or less, such as 10 11.6 ⁇ /sq or less.
  • a surface resistance measuring device manufactured by a 100 mm x 100 mm x 3.2 mm specimen using a surface resistance measuring device (manufacturer: SIMCO-ION, device name: Worksurface Tester ST-4) /sq or less, such as 10 11.9 ⁇ /sq or less, such as 10 11.8 ⁇ /sq or less, such as 10 11.7 ⁇ /sq or less, such as 10 11.6 ⁇ /sq or less.
  • the molded article has a flexural modulus of 18,000 kgf/cm 2 or more, for example, 19,000 kgf/cm 2 or more, for example, 20,000 kgf/cm, measured for a specimen having a thickness of 6.4 mm, according to ASTM D790. 2 or more, for example 22,000 kgf/cm 2 or less, for example 21,000 kgf/cm 2 or less, for example 18,000 to 22,000 kgf/cm 2 , for example 18,000 to 21,000 kgf/cm 2 .
  • the molded article may have a flow rate of 24 g/10 min or more, 25 g/10 min or more, or 26 g/10 min or more, measured at 220° C. under a 10 kg load condition, according to ASTM D1238.
  • thermoplastic resin composition has excellent electrical conductivity and various physical properties, it can be widely applied to various products used for painting and uncoating, and in particular, it can be usefully applied to molded products for painting requiring electrostatic painting.
  • thermoplastic resin compositions of Examples 1 and 2 and Comparative Examples 1 to 4 were prepared according to the component content ratios shown in Table 1 below.
  • Polyamide 6-polyethylene oxide block copolymer (PA6-b-PE0) (Sanyo, PELECTRON AS)
  • Polyethylene glycol having a number average molecular weight of about 8,000 g/mol (Lotte Chemical Co.)
  • Example comparative example One One 2 3 4 surface resistance 10 11.2 10 10.4 10 13.5 10 10.0 10 13.5 Izod impact strength 33.7 24.1 31.2 40.6 42.2 27.4 flexural modulus 18,400 19,600 21,500 19,100 17,700 20,000 Current flow index 26.0 39.2 9.6 14.8 22.0 2.7

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

La présente invention concerne une composition de résine thermoplastique et un produit moulé fabriqué à partir de celle-ci, la composition de résine thermoplastique comprenant, sur la base de 100 parties en poids d'une résine de base comprenant (A1) de 20 à 40 % en poids d'un copolymère greffé de cyanure de vinyle aromatique modifié par un caoutchouc à base de butadiène et (B) de 60 à 80 % en poids d'un copolymère de cyanure de vinyle aromatique, (C) de 3 à 10 parties en poids d'un copolymère séquencé d'amide d'ester de polyéther, et (D) de 1 à 10 parties en poids de polyalkylène glycol.
PCT/KR2022/012915 2021-08-31 2022-08-30 Composition de résine thermoplastique et produit moulé fabriqué à partir de celle-ci Ceased WO2023033492A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020210115796A KR102761655B1 (ko) 2021-08-31 2021-08-31 열가소성 수지 조성물 및 이로부터 제조된 성형품
KR10-2021-0115796 2021-08-31

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WO2023033492A1 true WO2023033492A1 (fr) 2023-03-09

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20250046922A (ko) * 2023-09-27 2025-04-03 롯데케미칼 주식회사 열가소성 수지 조성물 및 이로부터 제조된 성형품

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002500237A (ja) * 1997-12-24 2002-01-08 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー 帯電防止ポリマー組成物およびその成形品
KR20060107503A (ko) * 2003-08-08 2006-10-13 로디아 엔지니어링 플라스틱스 에스.에이. 폴리아미드 매트릭스계 정전 조성물
JP2009532547A (ja) * 2006-04-04 2009-09-10 ロディア オペレーションズ ポリアミドマトリックスを基材とする導電性組成物
KR20140141145A (ko) * 2013-05-31 2014-12-10 제일모직주식회사 전도성 및 충격강도가 우수한 열가소성 수지조성물
KR20180077044A (ko) * 2016-12-28 2018-07-06 롯데첨단소재(주) 열가소성 수지 조성물 및 이로부터 제조된 성형품

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002500237A (ja) * 1997-12-24 2002-01-08 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー 帯電防止ポリマー組成物およびその成形品
KR20060107503A (ko) * 2003-08-08 2006-10-13 로디아 엔지니어링 플라스틱스 에스.에이. 폴리아미드 매트릭스계 정전 조성물
JP2009532547A (ja) * 2006-04-04 2009-09-10 ロディア オペレーションズ ポリアミドマトリックスを基材とする導電性組成物
KR20140141145A (ko) * 2013-05-31 2014-12-10 제일모직주식회사 전도성 및 충격강도가 우수한 열가소성 수지조성물
KR20180077044A (ko) * 2016-12-28 2018-07-06 롯데첨단소재(주) 열가소성 수지 조성물 및 이로부터 제조된 성형품

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KR20230032699A (ko) 2023-03-07

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