KR20130076616A - Thermoplastic resin composition and article fabricated using the same - Google Patents

Abstract

PURPOSE: A thermoplastic resin composition is provided to have low gloss, excellent impact strength and thermal resistance, and excellent color, and to have a soft texture. CONSTITUTION: A thermoplastic resin composition comprises a thermoplastic resin with a 60° glossiness of 10-40; an aromatic vinyl-based graft copolymer resin; an aromatic vinyl-based copolymer resin; and a copolymer containing one or more monomers selected from a maleic anhydride, an N-substituted maleimide, and an alpha-alkyl-substituted aromatic vinyl-based compound. The thermoplastic resin is a copolymer of a conjugated diene rubber compound, an aromatic rubber copolymerized compound, an aromatic vinyl-based compound, an unsaturated nitrile-based compound, and a polyfunctional vinyl-based compound.

Description

Thermoplastic resin composition and article fabricated from the same

The present invention relates to a thermoplastic resin composition and a molded article produced therefrom. More specifically, the present invention provides a thermoplastic resin composition excellent in low light, impact resistance, color expression, and heat resistance, and a molded article prepared therefrom.

In general, acrylonitrile-butadiene-styrene copolymer (ABS) resin has good processability, excellent impact resistance, chemical resistance, chemical resistance, heat resistance, mechanical strength, etc., and is easy to be molded and processed. It is widely used in materials, interior and exterior materials of automobiles, automobile parts and general goods.

Recently, as the interest in color or texture of resins is increasing beyond the conventional stereotypes of plastics, interest and demand for resins capable of simultaneously expressing soft and soft textures while having low gloss characteristics are increasing. In recent years, the demand for electronic materials such as smart phones, laptops, tablet PCs, and exterior materials for household appliances is increasing. In addition, in recent years, as the regulations on the environment are tightened, the application range of the low-gloss resin that can be directly molded while being able to omit the coating process is gradually expanding.

Among these materials, materials such as automotive interiors and interiors of building materials must realize low light and heat resistance at the same time.In the case of IT products, they have high quality low light characteristics based on impact resistance and heat resistance, and have excellent color and soft texture. At the same time, the market size is gradually increasing with the advancement of general-purpose products.

An object of the present invention is to provide a thermoplastic resin composition excellent in low light, impact resistance, heat resistance, and color expression, and a molded article produced therefrom.

The thermoplastic resin composition which is one aspect of this invention is a (A) 60 degree glossiness thermoplastic resin of 10-40, (B) aromatic vinyl type graft copolymer resin, (C) aromatic vinyl type copolymer resin, and (D One or more monomer-containing copolymers selected from the group consisting of maleic anhydride, N-substituted maleimide, and alpha-alkyl substituted aromatic vinyl-based compounds.

Molded articles that are another aspect of the present invention may be prepared from the composition.

The present invention provides a thermoplastic resin composition excellent in low light, impact resistance, color expression, and heat resistance, and a molded article prepared therefrom.

The thermoplastic resin composition which is one aspect of this invention is a (A) 60 degree glossiness thermoplastic resin of 10-40, (B) aromatic vinyl type graft copolymer resin, (C) aromatic vinyl type copolymer resin, and (D One or more monomer-containing copolymers selected from the group consisting of maleic anhydride, N-substituted maleimide, and alpha-alkyl substituted aromatic vinyl-based compounds.

(A) 60 degrees Glossiness  10-40 resin

(A) A 60 degree glossiness thermoplastic resin of 10 to 40 may be included without limitation as long as the 60 degree glossiness measured by BYK-Gardner Gloss meter is 10 to 40 degrees.

(A) The thermoplastic resin having a glossiness of 60 to 60 degrees is (A1) conjugated diene rubber compound, (A2) aromatic rubber copolymer compound, (A3) aromatic vinyl compound, (A4) unsaturated nitrile compound, and (A5 It may be a copolymer of a polyfunctional vinyl compound.

Preferably, 5-20 weight part of conjugated diene type rubber compounds, 0.5-8 weight part of aromatic rubbery copolymer compounds, 20-60 weight part of aromatic vinyl compounds, 15-30 weight part of unsaturated nitrile compounds, and polyfunctional vinyl compounds It may be 0.005 to 0.2 parts by weight of the copolymer.

The conjugated diene rubber compound (A1) is preferably a conjugated diene rubber having 4 to 20 carbon atoms per molecule. More preferably, those having 4 to 12 carbon atoms per molecule are used. Examples of the constituents of the conjugated diene rubber compound include 1,3-butadiene, 2-methyl-1,3-butadiene, 2-ethyl-1,3-butadiene, 2,3-dimethyl-1,3-butadiene, 1 And 3-pentadiene, 3-butyl-1,3-octadiene or mixtures thereof.

(A1) It is preferable to use the conjugated diene-based rubber compound having a viscosity of 5 to 80 cps (5% in styrene at 25 ° C) of a solution obtained by dissolving at 5% concentration in styrene. Within the viscosity range, it is possible to implement the low light characteristics by maintaining the appropriate rubber particles in the phase inversion step, it is possible to increase the impact resistance.

The conjugated diene rubber compound (A1) may be included in an amount of 5 to 20 parts by weight. Within this range, impact resistance and heat resistance can be improved. Preferably it may be included in 7 to 15 parts by weight.

The (A2) aromatic rubber copolymer compound may be a copolymer of an aromatic vinyl compound and a rubber component.

Aromatic vinyl compounds include styrene, 2-methylstyrene, 3-methylstyrene, 4-methylstyrene, 2-ethylstyrene, 3-ethylstyrene, 4-ethylstyrene, 4-n-propylstyrene, 4-t-butylstyrene , 1-vinylnaphthalene, 2-vinylnaphthalene, vinyl toluene. The aromatic vinyl compound may be polymerized to 20 to 50% by weight, preferably 25 to 35% by weight in 100% by weight of the aromatic rubbery copolymer compound. Within this range, low light properties and impact strength can be improved.

The rubbery component is a conjugated diene rubber having 4 to 20 carbon atoms per molecule, including 1,3-butadiene, 2-methyl-1,3-butadiene, 2-ethyl-1,3-butadiene, 2,3 And -dimethyl-1,3-butadiene, 1,3-pentadiene, 3-butyl-1,3-octadiene and mixtures thereof. Among them, 1,3-butadiene is particularly preferable. The rubbery component may be polymerized to 50 to 80% by weight, preferably 65 to 75% by weight in 100% by weight of the aromatic rubbery copolymer compound. Within this range, low light properties and impact strength can be improved.

The (A2) aromatic rubber copolymer compound is tapered (rubber component-unsaturated monomer), linear, di-block copolymer form (unsaturated monomer-rubber component) or tri-block copolymer form. (Unsaturated monomer-rubber component-unsaturated monomer) and mixed forms thereof.

(A2) The aromatic rubber copolymer compound may be included in 0.5 to 8 parts by weight. In the above range, impact resistance and heat resistance can be improved. Preferably, it may be included in 1 to 5 parts by weight.

Specific examples of the (A3) aromatic vinyl compound are the same as those mentioned in the detailed description of the aromatic vinyl compound described above.

The aromatic vinyl compound (A3) may be included in an amount of 20 to 60 parts by weight. In the above range, impact resistance and heat resistance can be improved. Preferably it may be included in 7 to 15 parts by weight.

As the (A4) unsaturated nitrile compound, acrylonitrile, methacrylonitrile or a mixture thereof can be used. The unsaturated nitrile compound may be included in an amount of 15 to 30 parts by weight.

The polyfunctional vinyl compound (A5) may be a divinylbenzene, ethylene glycol dimethacrylate, allyl methacrylate, diallyl phthalate, diallyl maleate, triallyl isocyanurate or a mixture thereof.

(A5) The polyfunctional vinyl compound may be included in an amount of 0.005 to 0.2 parts by weight. Within this range, impact strength and heat resistance may be good, and a rubber gel may not occur during polymerization.

(A) 60 degree The thermoplastic resin of glossiness 10-40 can be manufactured by a conventional method using said (A1)-(A5).

For example, 5-20 weight part of conjugated diene rubber compounds, 0.5-8 weight part of aromatic rubber copolymers, 20-60 weight part of aromatic vinyl compounds, 15-30 weight part of unsaturated nitrile compounds, and 10-20 weight of solvents Mixing 0.005 to 0.2 parts by weight of the polyfunctional vinyl compound and 0.01 to 0.5 parts by weight of the initiator; The last reactor temperature is maintained at 110 ~ 130 ℃ to continuously put in a continuous polymerization reactor in which two to five reactors are connected in series to polymerize for a certain residence time; And removing the unreacted monomer after transferring the polymer to the devolatilization tank under the condition that the pipe temperature to the last reactor and the devolatilization unit is maintained at 140 to 160 ° C., but is not limited thereto. Do not.

(A) 60 degrees glossiness thermoplastic resin of 10 to 40 may be included in 20 to 60 parts by weight of 100 parts by weight of the thermoplastic resin composition. Within this range, the low light properties of the composition can be improved. Preferably 30 to 50 parts by weight may be included.

(B) aromatic Vinyl-based Graft  Copolymer resin

(B) Aromatic vinyl graft copolymer resin is a mixture of a rubbery polymer (B1), an aromatic vinyl monomer (B2) capable of graft polymerization to the rubbery polymer, and a monomer (B3) copolymerizable with the aromatic vinyl monomer. Can be coalesced.

The aromatic vinyl graft copolymer resin may increase compatibility when used with the following aromatic vinyl graft copolymer resin.

The rubber polymer (B1) is a diene rubber such as polybutadiene, poly (styrene-butadiene), poly (acrylonitrile-butadiene), a saturated rubber in which hydrogen is added to the diene rubber, isoprene rubber, chloroprene rubber, butyl acrylate. Acrylic rubber and ethylene / propylene / diene monomer terpolymer (EPDM); Preferably, diene rubber, butadiene rubber can be used.

The rubber polymer (B1) may be included in an amount of 10 to 60% by weight, preferably 40 to 60% by weight in (B1) + (B2) + (B3). In preparing the aromatic vinyl graft copolymer, the average size of the rubbery particles may be 0.25 μm to 0.4 μm in consideration of impact strength and appearance.

The mixture of the monomer (B2) + (B3) copolymerizable with the (B2) aromatic vinyl monomer and the (B3) aromatic vinyl monomer is 40 to 90% by weight in (B1) + (B2) + (B3), preferably 40 to 60% by weight may be included.

(B2) aromatic vinyl monomers include styrene, α-methylstyrene, β-methylstyrene, p-methylstyrene, para-t-butylstyrene, ethyl styrene, vinyl xylene, monochlorostyrene, dichlorostyrene, dibromostyrene, Vinyl naphthalene, and the like. Preferably styrene is preferred. Monomer (B2) may be included in 60 to 80% by weight of (B2) + (B3).

Monomers copolymerizable with the (B3) aromatic vinyl monomers include unsaturated nitriles, such as saturated nitrile, acrylonitrile or methacrylonitrile, or mixtures of two or more thereof. Preferably acrylonitrile is preferred. Monomer (B3) may be included in 20 to 40% by weight of (B2) + (B3).

(B) monomers, such as acrylic acid, methacrylic acid, maleic anhydride, and N-substituted maleimide, can further polymerize to the aromatic vinyl graft copolymer resin. These monomers may be polymerized to 0-15% by weight in the copolymer resin.

The (B) aromatic vinyl-based graft copolymer resin can be prepared by emulsion polymerization, but is not limited thereto.

The aromatic vinyl graft copolymer (B) may be included in an amount of 10 to 40 parts by weight in 100 parts by weight of the thermoplastic resin composition. Within this range, low light properties and impact resistance may be improved, and flow characteristics may not be degraded. Preferably, it may be included in 20 to 30 parts by weight.

(C) aromatic Vinyl-based  Copolymer resin

The aromatic vinyl copolymer resin (C) may be a copolymer of an aromatic vinyl monomer (C1) and a monomer (C2) copolymerizable with the aromatic vinyl monomer.

(C1) aromatic vinyl monomers include styrene, α-methylstyrene, β-methylstyrene, p-methylstyrene, para-t-butylstyrene, ethyl styrene, vinyl xylene, monochlorostyrene, dichlorostyrene, dibromostyrene, Vinyl naphthalene, and the like. Preferably styrene is preferred. The aromatic vinyl monomer (C1) may be included in an amount of 1 to 50% by weight in (C1) + (C2). Preferably it may be included in 10 to 30% by weight.

Monomers copolymerizable with the (C2) aromatic vinyl monomers include unsaturated nitriles, such as saturated nitrile, acrylonitrile or methacrylonitrile, or mixtures of two or more thereof. Preferably acrylonitrile is preferred. The monomer copolymerizable with the (C2) aromatic vinyl monomer may be included in 50 to 99% by weight of (C1) + (C2). Preferably it may be included in 70-90% by weight.

The aromatic vinyl copolymer resin (C) may have a weight average molecular weight of 130,000 to 150,000 g / mol.

The (C) aromatic vinyl copolymer resin may be prepared by bulk polymerization, solution polymerization, emulsion polymerization, suspension polymerization, or the like, but is not limited thereto.

(C) the aromatic vinyl copolymer resin may be included in 5 to 20 parts by weight of 100 parts by weight of the thermoplastic resin composition. In the above range, the impact resistance may be good. Preferably, it may be included in 5 to 10 parts by weight.

(D) heat resistant copolymer

(D) The heat resistant copolymer may be a copolymer containing at least one monomer (D1) selected from the group consisting of maleic anhydride, N-substituted maleimide and alpha-alkyl substituted aromatic vinylic compounds.

The heat resistant copolymer (D) may include the monomer (D1) in 10 to 80 parts by weight of 100 parts by weight of the heat resistant copolymer. Within this range, the heat resistance of the resin composition can be increased. Preferably 15 to 72 parts by weight may be included more preferably 15 to 68 parts by weight.

"N-substituted maleimide" includes compounds wherein, in the maleimide, N is substituted with hydrogen, an alkyl group having 1 to 10 carbon atoms or an aryl group having 6 to 20 carbon atoms.

"Alpha-alkyl substituted aromatic vinyl compound" includes compounds in which the alpha position is substituted with an alkyl group having 1 to 5 carbon atoms in the aromatic vinyl compound. For example, it may be alpha methyl styrene.

The heat resistant copolymer (D) may be a copolymer of the monomer (D1) and the monomer (D2) copolymerizable with the monomer. The monomer (D2) may be at least one selected from the group consisting of an aromatic vinyl compound (D21) and a vinyl cyanide compound (D22).

The content of the aromatic vinyl compound and the vinyl cyanide compound is as described above.

In one embodiment, the heat resistant copolymer D 'may be a copolymer of the (D1) monomer and the (D22) vinyl cyanide compound.

Preferably, the heat resistant copolymer D 'may be a copolymer of 60 to 80 parts by weight of the monomer (D1) and 20 to 40 parts by weight of the (D22) vinyl cyanide compound in 100 parts by weight of the heat resistant copolymer D'. More preferably, the copolymer may be 68 to 72 parts by weight of the (D1) monomer and 28 to 32 parts by weight of the (D22) vinyl cyanide compound. Most preferably, the copolymer may be 60 to 80 parts by weight of the alpha-alkyl substituted aromatic vinyl compound or a mixture containing the same and 20 to 40 parts by weight of the vinyl cyanide compound.

The weight average molecular weight of the heat resistant copolymer D 'may be 80,000 to 120,000 g / mol.

In another embodiment, the heat resistant copolymer D ″ may be a copolymer of a (D1) monomer, a (D21) aromatic vinyl monomer and a (D22) vinyl cyanide compound.

Preferably, the heat resistant copolymer D ″ is 10 to 30 parts by weight of the monomer (D1), 100 to 40 parts by weight of the (D21) aromatic vinyl monomer, and (D22) vinyl cyanide compound 10 in 100 parts by weight of the heat resistant copolymer D ″. To 30 parts by weight of the copolymer. More preferably, the copolymer may be 10 to 20 parts by weight of the monomer (D1), 50 to 70 parts by weight of the (D21) aromatic vinyl monomer, and 20 to 30 parts by weight of the (D22) vinyl cyanide compound. Most preferably, the copolymer may be 10 to 30 parts by weight of maleic anhydride or a mixture containing the same, 40 to 80 parts by weight of an aromatic vinyl monomer, and 10 to 30 parts by weight of a vinyl cyanide compound.

The weight average molecular weight of the heat resistant copolymer D ″ may be 100,000 to 150,000 g / mol.

In another embodiment, the heat resistant copolymer D ″ ′ may be a copolymer of (D1) monomer and (D21) aromatic vinylic compound. Preferably, the heat resistant copolymer D ″ ′ is 100 wt% of the heat resistant copolymer D ″ ′. It may be a copolymer of 10 to 30 parts by weight of the monomer (D1), 70 to 90 parts by weight of the (D21) aromatic vinyl compound.

More preferably, the copolymer may be 5 to 20 parts by weight of maleic anhydride, N-substituted maleimide or a mixture thereof and 80 to 95 parts by weight of the aromatic vinyl compound.

The heat resistant copolymer may preferably comprise a mixture of heat resistant copolymers D 'and D ". In the thermoplastic resin composition, D': D" is a weight ratio of 1: 0.1 to 1: 6, preferably 1: 0.25 To 1: 5 by weight.

The heat resistant copolymer may be included in 10 to 40 parts by weight of 100 parts by weight of the thermoplastic resin composition. In the above range, the heat resistance can be represented. Preferably it may be included in 15 to 30 parts by weight.

The composition may further comprise an additive depending on the respective use. As the additive, antioxidants, flame retardants, flame retardants, lubricants, plasticizers, heat stabilizers, anti drip agents, compatibilizers, light stabilizers, pigments, dyes, inorganic additives, drip inhibitors or mixtures thereof may be used. no. The additive may be included in an amount of 0.01 to 10 parts by weight, preferably 0.1 to 1 part by weight, based on 100 parts by weight of (A) + (B) + (C) + (D).

The resin composition can be produced by a known method. For example, the component or the component and the additive may be mixed, and then melt-extruded in an extruder and manufactured in pellet form.

Specimen prepared with the resin composition of the present invention may be 10 ~ 15 kgf.cm / cm Izod impact strength evaluated at 1/8 "thickness notched conditions at 23 ℃ according to ASTM D256.

Specimens prepared from the resin composition of the present invention may be 100 ~ 105 ℃ VST measured in 5kg, 50 ℃ / hr conditions by ISO R 306.

Specimens prepared from the resin composition of the present invention may be 15 to 40 degrees glossiness.

Specimens prepared from the resin composition of the present invention may have a yellowness of 25 to 45 measured according to ASTM E 313.

The molded article of the present invention may be prepared from the thermoplastic resin composition. Methods for producing molded articles from resin compositions are known to those skilled in the art. Examples of the molded article include internal and external parts of the electric and electronic products, but are not limited thereto.

Hereinafter, the configuration and operation of the present invention through the preferred embodiment of the present invention will be described in more detail. It is to be understood, however, that the same is by way of illustration and example only and is not to be construed in a limiting sense.

Details that are not described herein will be omitted since those skilled in the art can sufficiently infer technically.

The specifications of the specific components used in the following examples and comparative examples are as follows.

(A) 60 degree gloss resin of 10 to 40: matt ABS (acrylonitrile-butadiene-styrene) (Cheil Industries, SL-0100),

(B) Aromatic vinyl graft copolymer resin: g-ABS prepared by rubber emulsified graft polymerization using 60 parts by weight of a rubbery polymer having an average particle size of 0.25 µm, 30 parts by weight of styrene, and 10 parts by weight of acrylonitrile. (graft acrylonitrile-butadiene-styrene),

(C) aromatic vinyl-based graft copolymer resin: styrene-acrylonitrile (SAN), polymerized with 22 parts by weight of styrene and 78 parts by weight of acrylonitrile, having a weight average molecular weight of 130,000 g / mol,

(D) heat-resistant copolymer

(D ') copolymerized with 68 parts by weight of alpha methyl styrene and 32 parts by weight of acrylonitrile and having a weight average molecular weight of 80,000 g / mol,

A copolymer having a weight average molecular weight of 100,000 g / mol and polymerized with 15 parts by weight of (D ″) maleic anhydride, 60 parts by weight of styrene and 25 parts by weight of acrylonitrile,

Irganox 1076 was used as an antioxidant (E).

Example  1-7 and Comparative example  1-4

Each component was added in the amounts (unit: parts by weight) described in Tables 1 and 2 below. Mix uniformly for 1 minute in a Henschel mixer. The resulting mixture was extruded in a conventional twin screw extruder at a L / B of 29, a diameter of 45 mm, a cylinder temperature of 220 ° C., a screw speed of 250 rpm, and a mixture feed rate of 60 kg / hr. The prepared pellets were dried at 80 ° C. for 3 hours, and then specimens were prepared under a condition of a molding temperature of 200 ° C. and a mold temperature of 60 ° C. in a 6 oz injection machine.

Experimental Example

The following physical properties were evaluated for the prepared specimens, and the results are shown in Table 1 and Table 2.

Property evaluation method

(1) Izod impact strength: The prepared specimens were evaluated at 1/8 "thickness notched conditions at 23 ° C according to ASTM D256.

(2) Vicat softening temperature (VST): measured at 5 kg and 50 ° C / hr according to ISO R 306.

(3) Glossiness: Measure the glossiness of 60 degrees using the BYK-Gardner Gloss meter on the prepared specimen.

(4) Yellow index (YI): Measured according to ASTM E 313 on manufactured specimens.

Example 1 Example 2 Example 3 Example 4 Example 5 Example 6 Example 7 (A) 40 40 40 40 40 40 40 (B) 25 25 25 25 25 25 25 (C) 5 5 5 5 10 10 10 (D) (D ') 10 15 20 5 10 20 5 (D ") 20 15 10 25 15 5 20 (E) 0.5 0.5 0.5 0.5 0.5 0.5 0.5 Izod impact strength (kgf.cm/cm) 11.8 11.2 10.5 11.5 12.4 11.9 14.5 VST (℃) 103.7 102.6 100.1 101.4 101.2 103.9 104.2 Glossiness 22.5 23.5 35.6 21.6 26.5 24.1 19.8 Yellowness 38.6 41.3 43.4 32.4 37.4 44.1 30.1

Comparative Example 1 Comparative Example 2 Comparative Example 3 Comparative Example 4 (A) - 65 40 40 (B) 65 - 25 25 (C) 5 5 - 35 (D) (D ') 5 5 15 - (D ") 25 25 20 - (E) 0.5 0.5 0.5 0.5 Izod impact strength (kgf.cm/cm) 13.0 5.8 9.8 12.5 VST (℃) 103.1 99.3 105.1 91.5 Glossiness 90.2 18.2 28.6 35.1 Yellowness 45.1 38.4 33.5 35.7

As shown in Table 1 and Table 2, the thermoplastic resin composition of the present invention was excellent in all low light, impact resistance, heat resistance and color expression characteristics.

Claims (13)

(A) 60 degree glossiness thermoplastic resin of 10-40, (B) aromatic vinyl graft copolymer resin, (C) aromatic vinyl copolymer resin, and (D) maleic anhydride, N-substituted maleimide And at least one monomer-containing copolymer selected from the group consisting of alpha-alkyl substituted aromatic vinyl-based compounds. The thermoplastic resin composition of claim 1, wherein the copolymer (D) is further polymerized with an aromatic vinyl compound, a vinyl cyanide compound, or a mixture thereof. The copolymer (D) according to claim 1, wherein the copolymer (D) is an alpha-alkyl substituted aromatic vinyl compound or a mixture containing the same, and a copolymer (D ') of maleic anhydride and N-substituted maleimide of a vinyl cyanide compound. Or a mixture of a mixture thereof, a copolymer of an aromatic vinyl monomer and a vinyl cyanide compound (D ″). The thermoplastic resin composition of claim 3, wherein (D ′) and (D ″) are included in a weight ratio of (D ′) :( D ″) = 1: 0.1 to 1: 6. The thermoplastic resin composition of claim 1, wherein the copolymer (D) is included in an amount of 10 to 40 parts by weight in 100 parts by weight of the thermoplastic resin composition. The thermoplastic resin composition according to claim 1, wherein the thermoplastic resin (A) is a copolymer of a conjugated diene rubber compound, an aromatic rubbery copolymer compound, an aromatic vinyl compound, an unsaturated nitrile compound, and a polyfunctional vinyl compound. The graft copolymer resin (B) is a copolymer of a rubbery polymer, an aromatic vinyl monomer capable of graft polymerization to the rubbery polymer, and a monomer copolymerizable with the aromatic vinyl monomer. Thermoplastic resin composition. The thermoplastic resin composition according to claim 1, wherein the copolymer resin (C) is a copolymer of an aromatic vinyl monomer and a monomer copolymerizable with the aromatic vinyl monomer. According to claim 1, wherein the composition is in the 100 parts by weight of the thermoplastic resin composition (A) 20 to 60 parts by weight, (B) 10 to 40 parts by weight, (C) 5 to 20 parts by weight and (D) 10 to A thermoplastic resin composition comprising 40 parts by weight. The additive of claim 1, wherein the composition is selected from an antioxidant, a flame retardant, a flame retardant aid, a lubricant, a plasticizer, a heat stabilizer, an anti drip agent, a compatibilizer, a light stabilizer, a pigment, a dye, an inorganic additive, an anti-drip agent, or a mixture thereof. Thermoplastic resin composition comprising at least one. The Izod impact strength according to any one of claims 1 to 10, wherein the specimen prepared from the composition has an Izod impact strength of 10 to 15 kgf evaluated at 1/8 "thick notched conditions at 23 ° C according to ASTM D256. The thermoplastic resin composition characterized in that the VST measured at 5 kg, 50 ° C./hr, cm / cm, ISO R 306 is 100 to 105 ° C., and 60 degrees glossiness is 15 to 40. The thermoplastic resin composition according to any one of claims 1 to 10, wherein the specimen prepared from the composition has a yellowness of 25 to 45 measured according to ASTM E 313. Molded article made from the composition of any one of claims 1 to 10.