WO2016108539A1 - Composition de résine de polycarbonate et article moulé comprenant cette composition - Google Patents

Composition de résine de polycarbonate et article moulé comprenant cette composition Download PDF

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Publication number
WO2016108539A1
WO2016108539A1 PCT/KR2015/014329 KR2015014329W WO2016108539A1 WO 2016108539 A1 WO2016108539 A1 WO 2016108539A1 KR 2015014329 W KR2015014329 W KR 2015014329W WO 2016108539 A1 WO2016108539 A1 WO 2016108539A1
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Prior art keywords
polycarbonate resin
resin composition
filler
weight
needle
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PCT/KR2015/014329
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English (en)
Korean (ko)
Inventor
최기홍
신승식
진경식
Original Assignee
삼성에스디아이 주식회사
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Priority claimed from KR1020150183279A external-priority patent/KR101935087B1/ko
Application filed by 삼성에스디아이 주식회사 filed Critical 삼성에스디아이 주식회사
Priority to EP15875633.8A priority Critical patent/EP3241870B1/fr
Priority to CN201580071625.XA priority patent/CN107109044B/zh
Priority to US15/533,045 priority patent/US10316185B2/en
Publication of WO2016108539A1 publication Critical patent/WO2016108539A1/fr

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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/34—Silicon-containing compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K7/00—Use of ingredients characterised by shape
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L51/00—Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L69/00—Compositions of polycarbonates; Compositions of derivatives of polycarbonates
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L91/00—Compositions of oils, fats or waxes; Compositions of derivatives thereof
    • C08L91/06—Waxes

Definitions

  • the present invention relates to a polycarbonate resin composition and a molded article comprising the same. More specifically, the present invention relates to a polycarbonate resin composition excellent in appearance properties, mechanical properties and dimensional stability, and a molded article including the same.
  • Polycarbonate resin is an engineering plastic having excellent impact resistance, heat resistance, dimensional stability, weather resistance, chemical resistance, electrical properties, and the like and excellent transparency.
  • blends of thermoplastic resins such as polycarbonate resins and inorganic fillers are frequently used for interior / exterior materials of molded articles requiring high rigidity and the like, for example, automobiles, electrical appliances, and electronic products.
  • the inorganic filler when talc is used as the inorganic filler, mechanical properties such as impact resistance (Izod impact strength) of the resin composition may be deteriorated due to the brittleness of the talc, and thus there is a limit to the use for use in exterior materials and the like.
  • the blend (resin composition) of a thermoplastic resin such as polycarbonate resin and an inorganic filler may cause warpage after injection depending on the type and shape of the inorganic filler to be applied, and may have high rigidity, dimensional stability, etc. There is a risk of deterioration.
  • An object of the present invention is to provide a polycarbonate resin composition excellent in appearance properties, mechanical properties and dimensional stability.
  • Another object of the present invention is to provide a molded article formed from the polycarbonate resin composition.
  • the polycarbonate resin composition is a polycarbonate resin; Inorganic fillers; An impact modifier comprising a modified olefin copolymer; And an olefinic wax containing a reactive group including at least one of a carboxylic acid group, a carboxylic anhydride group, an epoxy group, and a glycidyl group, wherein the inorganic filler includes a plate-like filler and a needle-shaped filler. do.
  • the content of the inorganic filler is about 5 to about 30 parts by weight based on about 100 parts by weight of the polycarbonate resin, and the amount of the impact modifier is about 1 to about 100 parts by weight of the polycarbonate resin. It is about 10 parts by weight, and the content of the olefin wax containing the reactive group may be about 0.1 to about 1.0 parts by weight based on about 100 parts by weight of the polycarbonate resin.
  • the plate filler may be talc, mica, or mixtures thereof, and the needle filler may be wollastonite, whiskers, glass fibers, basalt fibers, or mixtures thereof.
  • the content of the plate-like filler may be about 1 to about 99% by weight of the total inorganic filler
  • the content of the needle-shaped filler may be about 1 to about 99% by weight of the total inorganic filler.
  • the weight ratio of the plate-like filler and the needle-shaped filler may be about 1: about 0.5 to about 1: about 2.
  • the plate-shaped filler has an average thickness of 30 to 700 nm, an average particle size of about 0.65 to about 5.0 ⁇ m, and a ratio (diameter / thickness) of the average diameter and the average thickness is about 4 to about 30, wherein
  • the needle-shaped filler has an average diameter (D) of about 0.01 to about 15 ⁇ m, an average length (L) of about 3 to about 3,000 ⁇ m, and a ratio of average length and average diameter (L / D) of about 10 to about 200 days. Can be.
  • the modified olefin copolymer is ethylene-methyl acrylate copolymer (EMA), ethylene-ethyl acrylate copolymer (EEA), methyl methacrylate-butadiene-styrene (MBS), styrene-butadiene-styrene (SBS), styrene-butadiene rubber (SBR), ethylene-propylene rubber (EPM, EPR), ethylene-propylene-diene copolymer (EPDM), maleic hydride modified EPM (EPM-g-MA), maleic It may include one or more of hydride modified SBS (SBS-g-MA), maleic hydride modified EPDM (EPDM-g-MA) and ethylene vinyl alcohol copolymer (EVOH).
  • EMA ethylene-methyl acrylate copolymer
  • EAA ethylene-ethyl acrylate copolymer
  • MVS methyl methacrylate-butadiene-styren
  • the impact modifier may include the modified olefin copolymer and a core-shell graft impact modifier.
  • the weight ratio of the modified olefin copolymer and the core-shell graft impact modifier may be about 1: about 0.1 to about 1: about 10.
  • the reactive group content of the olefinic wax containing the reactive group may be about 50 to about 100 mol%.
  • the weight average molecular weight of the olefin wax containing the reactive group may be about 5,000 to about 50,000 g / mol.
  • the polycarbonate resin composition may further include one or more of a release agent, flame retardant, flame retardant aid, lubricant, plasticizer, heat stabilizer, anti-drip agent, antioxidant, light stabilizer, pigment and dye.
  • the polycarbonate resin composition has an Izod impact strength of about 1/8 "to about 20 kgfcm / cm or more, measured in an about 1/8" thickness specimen in accordance with ASTM D256, and in a range from about 10 to about ASTM D696.
  • the coefficient of linear expansion measured for about 6.4 mm bend specimens in the temperature range of about 90 ° C. may be about 40 ⁇ 10 ⁇ 6 to about 55 ⁇ 10 ⁇ 6 cm / cm ° C.
  • the polycarbonate resin composition attaches three edges of an injection specimen (injection temperature of about 310 ° C., mold temperature of about 80 ° C.) of about 15 cm ⁇ about 40 cm ⁇ about 15 mm to a surface of about 23 ° C. , At about 50% relative humidity, after about 24 hours, the other edge may be less than about 13.5 mm in length (height) away from the ground.
  • Another aspect of the present invention relates to a molded article formed from the polycarbonate resin composition.
  • the present invention has the effect of providing a polycarbonate resin composition excellent in appearance properties, mechanical properties and dimensional stability, and a molded article formed therefrom.
  • Polycarbonate resin composition according to the present invention is excellent in appearance properties, mechanical properties and dimensional stability, polycarbonate resin; Inorganic fillers including plate-like fillers and needle-shaped fillers; An impact modifier comprising a modified olefin copolymer; And an olefin wax containing a reactive group including at least one of a carboxylic acid group, a carboxylic anhydride group, an epoxy group, and a glycidyl group.
  • the polycarbonate resin used in the present invention is a normal thermoplastic polycarbonate resin.
  • an aromatic polycarbonate resin produced by reacting diphenols (aromatic diol compounds) with precursors such as phosgene, halogen formate or diester carbonate can be used.
  • diphenols examples include 4,4'-biphenol, 2,2-bis (4-hydroxyphenyl) propane, 2,4-bis (4-hydroxyphenyl) -2-methylbutane, and 1,1-bis Examples of (4-hydroxyphenyl) cyclohexane, 2,2-bis (3-chloro-4-hydroxyphenyl) propane, 2,2-bis (3,5-dichloro-4-hydroxyphenyl) propane and the like It may be, but is not limited thereto.
  • 2,2-bis (4-hydroxyphenyl) propane 2,2-bis (3,5-dichloro-4-hydroxyphenyl) propane, or 1,1-bis (4-hydroxyphenyl ) Cyclohexane
  • 2, 2-bis (4-hydroxyphenyl) propane also called bisphenol-A can be used.
  • the polycarbonate resin may be branched chain, for example, from about 0.05 to about 2 mole% of a trivalent or more polyfunctional compound, specifically trivalent or based on the total diphenols used for polymerization. It can also manufacture by adding the compound which has more phenol groups.
  • the polycarbonate resin may be used in the form of a homo polycarbonate resin, copolycarbonate resin or blends thereof.
  • polycarbonate resin may be partially or entirely replaced with an aromatic polyester-carbonate resin obtained by polymerization in the presence of an ester precursor, such as a bifunctional carboxylic acid.
  • the polycarbonate resin may have a weight average molecular weight (Mw) measured by gel permeation chromatography (GPC) of about 10,000 to about 100,000 g / mol, for example, about 15,000 to about 40,000 g / mol. It is not limited to this.
  • Mw weight average molecular weight measured by gel permeation chromatography
  • the inorganic filler used in the present invention includes both a plate filler and a needle filler.
  • the plate filler may include talc, mica or a mixture thereof, for example, talc
  • the needle filler may include wollastonite, whiskers, glass fibers, basalt fibers or mixtures thereof, for example wollastonite, Whiskers and the like can be exemplified, but are not limited thereto.
  • the plate-like filler is in the form of a thin film having a Z-axis length (thickness) with a smaller cross-sectional area represented by the lengths of the X and Y axes, and has an average thickness of about 30 to about 700 nm, for example, about 30 to about 300 nm, and the ratio ratio (diameter / thickness) of the average diameter (X-axis, Y-axis average length) and the average thickness (Z-axis length) is about 4 to about 30, for example, about 10 to about 30 Can be. As the ratio of the average diameter and the average thickness increases, the stiffness improving effect may increase.
  • the plate-shaped filler may have an average particle size of about 0.65 to about 5.0 ⁇ m, for example, about 0.65 to about 2.7 ⁇ m, specifically about 0.8 to about 2.5 ⁇ m.
  • the average particle size of the plate-like filler means the median value of the particle size distribution measured by the X-ray transmission method.
  • the particle size of the plate-shaped filler can be obtained by transmitting X-rays to the precipitated particles, and the median value thereof can be calculated to obtain an average particle size.
  • the needle filler has the form of needles (fibrous), and may have an average diameter (D) of about 0.01 to about 15 ⁇ m, for example, about 0.03 to about 13 ⁇ m, and an average length (L) of About 3 to about 3,000 ⁇ m, for example, about 5 to about 2,600 ⁇ m, with an average length and average diameter (L / D) ratio of about 10 to about 200, for example about 20 to about May be 150.
  • D average diameter
  • L average length
  • L / D average diameter ratio
  • the content of the plate-like filler is about 1 to about 99 weight percent of the total inorganic filler, for example, about 10 to about 70 weight percent, specifically about 10 to about 60 weight percent, and the content of the needle-shaped filler is About 1 to about 99 weight percent of the total inorganic filler, for example about 30 to about 90 weight percent, specifically about 40 to about 90 weight percent.
  • both impact resistance and rigidity of the polycarbonate resin composition may be excellent.
  • the weight ratio (plate: needle) of the plate-like filler and the needle-shaped filler may be about 1: about 0.5 to about 1: 1: about 2, for example, about 1: about 0.9 to about 1: about 2. In the above range, the impact resistance and rigidity of the polycarbonate resin composition may be more excellent.
  • Such mixing of the plate-like filler and the needle-like filler can be confirmed through analysis of the polycarbonate resin composition (pellet) using a transmission electron microscope and a scanning electron microscope.
  • the shape of the plate-shaped filler in the shape of a circle, an ellipse, or a rod may be determined depending on the shape of the plate-shaped filler being cut.
  • the tensile specimen may be cut and then observed through a scanning electron microscope.
  • the content of the inorganic filler may be about 5 to about 30 parts by weight, for example about 10 to about 20 parts by weight, based on about 100 parts by weight of the polycarbonate resin.
  • the appearance properties, mechanical properties, dimensional stability, etc. of the polycarbonate resin composition may all be excellent.
  • the impact modifier used in the present invention includes a modified olefin copolymer.
  • a modified olefin copolymer may be used alone, or a modified olefin copolymer and a core-shell graft impact modifier may be used in combination.
  • the modified olefin copolymer is to improve the ductility of the polycarbonate resin (matrix) and the like, and to improve impact resistance, such as ethylene-methyl acrylate copolymer (EMA), ethylene- Ethylacrylate copolymer (EEA), methyl methacrylate-butadiene-styrene (MBS), styrene-butadiene-styrene (SBS), styrene-butadiene rubber (SBR), ethylene-propylene rubber (EPM, EPR), ethylene- Propylene-diene copolymer (EPDM), maleic hydride-modified EPM (EPM-g-MA), maleic hydride-modified SBS (SBS-g-MA), maleic hydride-modified IPDM (EPDM-g-MA) MA), ethylene vinyl alcohol copolymer (EVOH), mixtures thereof, and the like.
  • EMA ethylene-methyl acrylate copolymer
  • a conventional core-shell graft impact modifier may be used as the core-shell graft impact modifier.
  • the core-shell graft impact modifier may be prepared by graft copolymerizing an unsaturated compound including at least one aromatic vinyl monomer and at least one monomer copolymerizable with the aromatic vinyl monomer in a rubbery polymer core.
  • the rubbery polymer (core) examples include diene rubbers such as polybutadiene, poly (styrene-butadiene), poly (acrylonitrile-butadiene) and saturated rubbers hydrogenated to the diene rubber, isoprene rubber, polybutyl Acrylic rubber, such as acrylic acid, ethylene-propylene-diene monomer terpolymer (EPDM), etc. can be illustrated.
  • diene rubber is preferable and butadiene rubber is more preferable.
  • the content of the rubbery polymer is about 5 to about 65% by weight of the total weight of the core-shell graft impact modifier (core-shell graft copolymer resin), for example, about 10 to about 60% by weight, specifically about 20 to About 50% by weight. Excellent impact strength can be obtained in the above range.
  • the average particle size (Z-average) of the rubbery polymer (rubber particles) may be about 0.05 to about 6 ⁇ m, for example about 0.15 to about 4 ⁇ m, specifically about 0.25 to about 3.5 ⁇ m. Impact strength and appearance can be excellent in the above range.
  • the aromatic vinyl monomer may be graft copolymerized to the rubbery copolymer, for example, styrene, ⁇ -methylstyrene, ⁇ -methylstyrene, p-methylstyrene, para t-butylstyrene, ethyl styrene, vinyl Xylene, monochlorostyrene, dichlorostyrene, dibromostyrene, vinylnaphthalene, and the like may be used, but is not limited thereto. Specifically, styrene can be used.
  • Examples of the monomer copolymerizable with the aromatic vinyl monomer include unsaturated nitrile compounds such as acrylonitrile, methacrylonitrile and ethacrylonitrile, acrylic acid, methacrylic acid, maleic anhydride, N-substituted maleimide, and the like. It may be illustrated, but is not limited thereto. These can be used individually or in mixture of 2 or more types.
  • the content of the unsaturated compound may be about 35 to about 95 weight percent, for example about 40 to about 90 weight percent, specifically about 50 to about 80 weight percent of the total weight of the core-shell graft impact modifier.
  • the content of the aromatic vinyl monomer is about 50 to about 95 weight% of the total weight of the unsaturated compound, for example , About 60 to about 90% by weight
  • the content of the copolymerizable monomer with the aromatic vinyl monomer may be about 5 to about 50% by weight, for example, about 10 to about 40% by weight.
  • Excellent impact strength can be obtained in the above range.
  • Non-limiting examples of the core-shell graft impact modifier include a styrene monomer of an aromatic vinyl compound and an acrylonitrile monomer of an unsaturated nitrile compound in a central butadiene rubber polymer to form a shell. Coalescence (g-ABS) can be exemplified.
  • the core-shell graft impact modifier may be present in a dispersed form in a copolymer of an aromatic vinyl compound and an unsaturated nitrile compound.
  • g-ABS may be an ABS resin in a form dispersed in styrene-acrylonitrile copolymer resin (SAN resin).
  • the weight ratio of the modified olefin-based copolymer and the core-shell graft impact modifier when using the core-shell graft impact modifier is about 1: about 0.1 to about 1: about 10, for example about 1 : About 0.4 to about 1: about 5.
  • the impact modifier may be about 1 to about 10 parts by weight, for example about 2 to about 8 parts by weight, based on about 100 parts by weight of the polycarbonate resin. In the above range, the appearance properties, mechanical properties, dimensional stability, etc. of the polycarbonate resin composition may all be excellent.
  • the olefin wax containing the reactive group used in the present invention can improve the compatibility of the polycarbonate resin and the inorganic filler, and includes at least one of a carboxylic acid group, a carboxylic anhydride group, an epoxy group, and a glycidyl group. It is an olefin wax containing the reactive group.
  • the olefin wax containing the reactive group includes a monomer containing a reactive group such as acrylic acid, methacrylic acid, maleic acid, fumaric acid, maleic anhydride, citraconic acid anhydride, etc. It can be obtained by polymerization with, but is not limited thereto.
  • the reactive group content of the olefinic wax containing the reactive group may be about 50 to about 100 mol%, for example about 80 to about 90 mol%. There is an advantage that the impact strength is increased in the above range.
  • the olefin wax containing the reactive group may have a weight average molecular weight of about 5,000 to about 50,000 g / mol, for example, about 10,000 to about 30,000 g / mol, as measured by gel permeation chromatography (GPC). .
  • GPC gel permeation chromatography
  • the content of the olefin wax containing the reactive group may be from about 0.1 to about 1.0 parts by weight, for example from about 0.2 to about 0.5 parts by weight based on about 100 parts by weight of the polycarbonate resin. In the above range, the appearance properties, mechanical properties, dimensional stability, etc. of the polycarbonate resin composition may all be excellent.
  • the polycarbonate resin composition of the present invention may further include additives such as a release agent, a flame retardant, a flame retardant aid, a lubricant, a plasticizer, a heat stabilizer, an anti drip agent, an antioxidant, a light stabilizer, a pigment, a dye, a mixture thereof, and the like, as necessary. have.
  • additives such as a release agent, a flame retardant, a flame retardant aid, a lubricant, a plasticizer, a heat stabilizer, an anti drip agent, an antioxidant, a light stabilizer, a pigment, a dye, a mixture thereof, and the like, as necessary. have.
  • the additives used in the conventional polycarbonate resin composition can be used without limitation, specifically, polyethylene wax, fluorine-containing polymer, silicone oil, metal salt of stearyl acid, metal salt of montanic acid, mon Mold release agents such as carbonate ester wax; Phosphorus flame retardants such as sodium pyrophosphate and resorcinol bis (di-2,6-dimethylphenyl) phosphate; Nucleating agents such as clay; Antioxidants such as hindered phenol compounds; Mixtures thereof may be used, but the present invention is not limited thereto.
  • the additive may include about 0.1 to about 10 parts by weight based on about 100 parts by weight of the polycarbonate resin, but is not limited thereto.
  • the polycarbonate resin composition according to one embodiment of the present invention is a pellet form of the above-mentioned components, melt-extruded at about 200 to about 280 °C, for example, about 250 to about 260 °C using a conventional twin screw extruder Can be.
  • the polycarbonate resin composition has an Izod impact strength of about 13.5 to about 20 kgf ⁇ cm / cm, for example about 14 to about 18 kgf ⁇ , as measured by a specimen about 1/8 "thick according to ASTM D256. may be cm / cm.
  • the polycarbonate resin composition has a coefficient of linear expansion of about 40 ⁇ 10 ⁇ 6 to about 55 ⁇ 10 ⁇ 6 cm measured on a flexural specimen of about 6.4 mm at a temperature ranging from about 10 ° C. to about 90 ° C. in accordance with ASTM D696. / cm ° C., for example about 46 ⁇ 10 ⁇ 6 to about 54 ⁇ 10 ⁇ 6 cm / cm ° C.
  • the polycarbonate resin composition attaches three edges of an injection specimen (injection temperature of about 310 ° C., mold temperature of about 80 ° C.) of about 15 cm ⁇ about 40 cm ⁇ about 15 mm to a surface of about 23 ° C. , At a relative humidity of about 50%, after about 24 hours, the length (height) of the other edge away from the ground may be about 13.5 mm or less, for example about 10 to about 13.3 mm.
  • the polycarbonate resin composition may be injected into a high-mirror mold (using steam) of about 11 cm ⁇ about 40 cm ⁇ about 1 cm, followed by injection molding (injection temperature of about 280 ° C., mold temperature of about 110 ° C.), followed by an optical surface measuring device.
  • the degree of protrusion of the inorganic filler on the surface of the specimen measured using an optical profiler may be about 0.04 mm or less.
  • the molded article according to the present invention can be formed from the polycarbonate resin composition through a variety of molding methods, such as injection molding, extrusion molding, vacuum molding, casting molding, and the like, because the appearance properties, mechanical properties, dimensional stability, etc. are all excellent, Useful as interior / exterior materials for electronic products, automobiles, etc., and particularly useful as electronic device housings (thin exterior materials).
  • Bisphenol-A type polycarbonate resin (flow index (MI, measured at 300 degreeC and 1.2 kg conditions based on ISO 1133): 19 +/- 2 g / 10min) was used.
  • EMA ethylene-methyl acrylate copolymer
  • MAH wax (manufacturer: Mitsubishi chemical, product name: Diacarna-30M), a copolymer of maleic anhydride and ⁇ -olefin, was used.
  • Izod impact strength (unit: kgf ⁇ cm / cm): Notch was evaluated by making a notch on a 1/8 "Izod specimen according to the evaluation method specified in ASTM D256.
  • Example Comparative example One 2 One 2 3 4 5 (A) 100 100 100 100 100 100 100 100 100 100 (B1) 8.43 8.43 - 16.87 - 4.82 8.43 (B2) 8.43 8.43 - - 16.87 12.05 8.43 (B3) - - 16.87 - - - - (C1) 2.41 1.20 - - - - (C2) 1.20 2.41 3.61 3.61 3.61 3.61 (D) 0.24 0.24 - - - - - - Izod impact strength 14.5 14.3 14.1 7.5 10.4 9.5 8.9 Coefficient of linear expansion 54 49 44 59 47 49 50 Warpage evaluation 13.1 12.7 20.9 11.2 16.7 13.9 12.5 Exterior protrusion (mm) 0.02 0.02 0.09 0.01 0.04 0.03 0.02
  • the polycarbonate resin of the present invention is excellent in all mechanical properties such as impact resistance, numerical stability (linear expansion coefficient and warpage evaluation) and appearance characteristics.

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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)
  • Oil, Petroleum & Natural Gas (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

La présente invention concerne une composition de résine de polycarbonate qui comprend : une résine de polycarbonate ; une charge inorganique ; un agent antichoc comprenant un copolymère à base d'oléfine modifié ; et une cire à base d'oléfine contenant un groupe réactif comprenant un ou plusieurs groupes parmi un groupe acide carboxylique, un groupe anhydride carboxylique, un groupe époxy et un groupe glycidyle, la charge inorganique comprenant une charge en forme de plaquette et une charge en forme d'aiguille. La composition de résine de polycarbonate possède d'excellentes caractéristiques d'aspect, propriétés mécaniques et stabilité dimensionnelle.
PCT/KR2015/014329 2014-12-31 2015-12-28 Composition de résine de polycarbonate et article moulé comprenant cette composition WO2016108539A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP15875633.8A EP3241870B1 (fr) 2014-12-31 2015-12-28 Composition de résine de polycarbonate et article moulé comprenant cette composition
CN201580071625.XA CN107109044B (zh) 2014-12-31 2015-12-28 聚碳酸酯树脂组合物和包含其的模制产品
US15/533,045 US10316185B2 (en) 2014-12-31 2015-12-28 Polycarbonate resin composition and molded product comprising same

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR10-2014-0195804 2014-12-31
KR20140195804 2014-12-31
KR1020150183279A KR101935087B1 (ko) 2014-12-31 2015-12-21 폴리카보네이트 수지 조성물 및 이를 포함하는 성형품
KR10-2015-0183279 2015-12-21

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Cited By (4)

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Publication number Priority date Publication date Assignee Title
US10316185B2 (en) 2014-12-31 2019-06-11 Lotte Advanced Materials Co., Ltd. Polycarbonate resin composition and molded product comprising same
CN111117191A (zh) * 2019-12-27 2020-05-08 宁波万佳成电子实业有限公司 一种塑料打火机用改性pc材料及其制备方法
US20200263030A1 (en) * 2017-11-30 2020-08-20 Lotte Chemical Corporation Resin Composition and Molded Product Manufactured Therefrom
US20220162442A1 (en) * 2016-08-24 2022-05-26 Covestro Deutschland Ag Polycarbonate composition comprising talc

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US10316185B2 (en) 2014-12-31 2019-06-11 Lotte Advanced Materials Co., Ltd. Polycarbonate resin composition and molded product comprising same
US20220162442A1 (en) * 2016-08-24 2022-05-26 Covestro Deutschland Ag Polycarbonate composition comprising talc
US11795323B2 (en) * 2016-08-24 2023-10-24 Covestro Deutschland Ag Polycarbonate composition comprising talc
US20200263030A1 (en) * 2017-11-30 2020-08-20 Lotte Chemical Corporation Resin Composition and Molded Product Manufactured Therefrom
US11905408B2 (en) * 2017-11-30 2024-02-20 Lotte Chemical Corporation Resin composition and molded product manufactured therefrom
CN111117191A (zh) * 2019-12-27 2020-05-08 宁波万佳成电子实业有限公司 一种塑料打火机用改性pc材料及其制备方法

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