Thermoplastic Resin Composition, and Molded Product Produced Therefrom

This thermoplastic resin composition of the present invention comprises: approximately 100 parts by weight of a polycarbonate resin; approximately 1 to approximately 20 parts by weight of a rubber-modified vinyl-based copolymer resin; approximately 10 to approximately 30 parts by weight of a phosphorous-based flame retardant agent; approximately 3 to approximately 12 parts by weight of calcium carbonate; approximately 10 to approximately 40 parts by weight of talc; approximately 5 to approximately 11 parts by weight of wollastonite; and approximately 0.01 to approximately 5 parts by weight of a black pigment. The weight ratio of the calcium carbonate to the talc is approximately 1:1.5 to approximately 1:3.5, and the weight ratio of the talc to the wollastonite is approximately 1:0.3 to approximately 1:0.7. The thermoplastic resin composition can exhibit the properties of high gloss and a good outer appearance, and has excellent fluidity, impact resistance, heat resistance, thin film flame retardancy, and dimensional stability.

Thermoplastic Resin Composition and Article Produced Therefrom

A thermoplastic resin composition of the present invention comprises: about 100 parts by weight of a polycarbonate resin; about 1 part by weight to about 5 parts by weight of a silicone-based rubber modified vinyl graft copolymer; and about 0.03 parts by weight to about 0.2 parts by weight of a metallic salt compound; wherein the metallic salt compound comprises a compound represented by the Formula 1, a compound represented by the Formula 2 and/or a compound represented by the Formula 3 as defined herein. The thermoplastic resin composition can have good properties in terms of impact resistance, impact resistance after ultrasonic welding, flame retardancy, heat resistance, and the like. 2. The thermoplastic resin composition according to claim 1 , wherein the silicone-based rubber modified vinyl graft copolymer is obtained by graft polymerization of an alkyl(meth)acrylate monomer to a silicone-based rubber polymer.3. The thermoplastic resin composition according to claim 1 , wherein the metallic salt compound is a mixture of about 80 wt % to about 95 wt % of the compound represented by the Formula 1 and about 5 wt % to about 20 wt % of the compound represented by the Formula 2.4. The thermoplastic resin composition according to claim 1 , wherein the metallic salt compound is the compound represented by the Formula 3.5. The thermoplastic resin composition according to claim 1 , wherein the silicone-based rubber modified vinyl graft copolymer and the metallic salt compound are present in a weight ratio of about 5:1 to about 80:1.6. The thermoplastic resin composition according to claim 1 , wherein the thermoplastic resin composition has a Notched Izod impact strength of about 55 kgf·cm/cm to about 80 kgf·cm/cm claim 1 , as measured on a ⅛″ thick specimen in accordance with ASTM D256.7. The thermoplastic resin composition according to claim 1 , wherein the thermoplastic resin composition has a fracture height of about 40 cm to about 80 cm claim 1 , as measured on a 1 ...

Thermoplastic Resin Composition and Article Produced Therefrom

A thermoplastic resin composition comprises: about 100 parts by weight of a polycarbonate resin; about 50 parts by weight to about 250 parts by weight of a polyester resin; about 10 parts by weight to about 200 parts by weight of an aromatic polyphosphonate having a weight average molecular weight of about 65,000 g/mol to about 130,000 g/mol; and about 0.1 parts by weight to about 2 parts by weight of an organic acid comprising citric acid, lactic acid, malic acid, tartaric acid, and/or glycolic acid. 1. A thermoplastic resin composition comprising:about 100 parts by weight of a polycarbonate resin;about 50 parts by weight to about 250 parts by weight of a polyester resin;about 10 parts by weight to about 200 parts by weight of an aromatic polyphosphonate having a weight average molecular weight of about 65,000 g/mol to about 130,000 g/mol; andabout 0.1 parts by weight to about 2 parts by weight of an organic acid comprising citric acid, lactic acid, malic acid, tartaric acid, and/or glycolic acid.2. The thermoplastic resin composition according to claim 1 , wherein the polyester resin comprises polyethylene terephthalate claim 1 , polybutylene terephthalate claim 1 , polyethylene naphthalate claim 1 , polytrimethylene terephthalate claim 1 , and/or polycyclohexylene terephthalate.3. The thermoplastic resin composition according to claim 1 , wherein the polyester resin comprises polyethylene terephthalate and/or polybutylene terephthalate.4. The thermoplastic resin composition according to claim 1 , wherein the polyester resin is present in an amount of about 50 parts by weight to about 200 parts by weight relative to about 100 parts by weight of the polycarbonate resin.6. The thermoplastic resin composition according to claim 5 , wherein the polyester resin and the aromatic polyphosphonate are present in a weight ratio of about 1:0.1 to about 1:1.5.7. The thermoplastic resin composition according to claim 1 , wherein the polyester resin and the organic acid are ...

Thermoplastic Resin Composition and Article Produced Therefrom

A thermoplastic resin composition includes: about 100 parts by weight of a polycarbonate resin; about 1 to about 15 parts by weight of a rubber-modified vinyl copolymer resin; about 10 to about 30 parts by weight of a phosphorus flame retardant; about 3 to about 12 parts by weight of calcium carbonate; about 5 to about 40 parts by weight of talc; and about 0.001 to about 5 parts by weight of a black pigment, wherein a weight ratio of calcium carbonate to talc ranges from about 1:1.5 to about 1:6 and the black pigment has an average particle size of about 10 nm to about 24 nm. The thermoplastic resin composition can realize high gloss and good appearance characteristics, and can exhibit good properties in terms of flowability, impact resistance, thermal resistance, thin film flame retardancy, dimensional stability, and the like.

Thermoplastic Resin Composition and Light Diffusion Sheet Produced Therefrom

A thermoplastic resin composition comprises about 100 parts by weight of a polycarbonate resin; and about 0.5 parts by weight to about 3 parts by weight of polystyrene-poly(methyl methacrylate) copolymer particles, wherein the polystyrene-poly(methyl methacrylate) copolymer particles include about 41 wt % to about 59 wt % of polystyrene and about 41 wt % to about 59 wt % of poly(methyl methacrylate) and have an average particle diameter of about 3 μm to about 9 μm and a coefficient of variation (CV) of about 20% to about 40%. The thermoplastic resin composition can have good properties in terms of light transmission, light diffusion and balance therebetween. 1. A thermoplastic resin composition comprising:about 100 parts by weight of a polycarbonate resin; andabout 0.5 parts by weight to about 3 parts by weight of polystyrene-poly(methyl methacrylate) copolymer particles, {'br': None, 'i': 'M', 'Coefficient of variation (CV)=[σ/]×100%\u2003\u2003[Equation 1]'}, 'wherein the polystyrene-poly(methyl methacrylate) copolymer particles comprise about 41 wt % to about 59 wt % of polystyrene and about 41 wt % to about 59 wt % of poly(methyl methacrylate) and have an average particle diameter of about 3 μm to about 9 μm and a coefficient of variation (CV) of about 20% to about 40%, as calculated by Equation 1where M is an average particle diameter of the copolymer particles and a is a standard deviation of particle diameters of the copolymer particles.2. The thermoplastic resin composition according to claim 1 , wherein the polycarbonate resin has a weight average molecular weight of about 20 claim 1 ,000 g/mol to about 30 claim 1 ,000 g/mol.3. The thermoplastic resin composition according to claim 1 , wherein the thermoplastic resin composition has a transmittance of about 96% or more and a transmittance of about 92% or more claim 1 , as measured on a 1.0 mm thick specimen and a 2.0 mm thick specimen in accordance with ASTM D1003 claim 1 , respectively.4. The thermoplastic ...

Thermoplastic resin composition, and molded product produced therefrom

Thermoplastic resin composition and light diffusion sheet produced therefrom

A thermoplastic resin composition comprises 100 parts by weight of a polycarbonate resin; and 0.5 parts by weight to 3 parts by weight of polystyrene-poly(methyl methacrylate) copolymer particles, wherein the polystyrene-poly(methyl methacrylate) copolymer particles include 41 wt% to 59 wt% of polystyrene and 41 wt% to 59 wt% of poly(methyl methacrylate) and have an average particle diameter of 3 µm to 9 µm and a coefficient of variation (CV) of 20 to 40. The thermoplastic resin composition has good properties in terms of light transmission, light diffusion and balance therebetween.

Thermoplastic resin composition, and molded product produced therefrom

This thermoplastic resin composition of the present invention comprises: approximately 100 parts by weight of a polycarbonate resin; approximately 1 to approximately 20 parts by weight of a rubber-modified vinyl-based copolymer resin; approximately 10 to approximately 30 parts by weight of a phosphorous-based flame retardant agent; approximately 3 to approximately 12 parts by weight of calcium carbonate; approximately 10 to approximately 40 parts by weight of talc; approximately 5 to approximately 11 parts by weight of wollastonite; and approximately 0.01 to approximately 5 parts by weight of a black pigment. The weight ratio of the calcium carbonate to the talc is approximately 1:1.5 to approximately 1:3.5, and the weight ratio of the talc to the wollastonite is approximately 1:0.3 to approximately 1:0.7. The thermoplastic resin composition can exhibit the properties of high gloss and a good outer appearance, and has excellent fluidity, impact resistance, heat resistance, thin film flame retardancy, and dimensional stability.

Thermoplastic resin composition and article produced therefrom

A thermoplastic resin composition of the present invention comprises: about 100 parts by weight of a polycarbonate resin; about 1 part by weight to about 5 parts by weight of a silicone-based rubber modified vinyl graft copolymer; and about 0.03 parts by weight to about 0.2 parts by weight of a metallic salt compound; wherein the metallic salt compound comprises a compound represented by the Formula 1, a compound represented by the Formula 2 and/or a compound represented by the Formula 3 as defined herein. The thermoplastic resin composition can have good properties in terms of impact resistance, impact resistance after ultrasonic welding, flame retardancy, heat resistance, and the like.