KR20110079517A - Polycarbonate resin composition and molded product using the same - Google Patents
Polycarbonate resin composition and molded product using the same Download PDFInfo
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- KR20110079517A KR20110079517A KR1020100132659A KR20100132659A KR20110079517A KR 20110079517 A KR20110079517 A KR 20110079517A KR 1020100132659 A KR1020100132659 A KR 1020100132659A KR 20100132659 A KR20100132659 A KR 20100132659A KR 20110079517 A KR20110079517 A KR 20110079517A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
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- 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
- C08L51/04—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 grafted on to rubbers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L53/00—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
- C08L53/02—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers of vinyl-aromatic monomers and conjugated dienes
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- 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
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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Abstract
(A) polycarbonate resin; (B) a rubber modified vinyl graft copolymer comprising a rubbery polymer having an average particle diameter of 0.05 to 0.5 µm; And (C) there is provided a polycarbonate resin composition comprising a rubber-modified vinyl copolymer comprising a rubber-like particles having an average particle diameter of 0.6 to 10 ㎛ in the dispersed phase and a molded article using the same.
Description
The present disclosure relates to a polycarbonate resin composition and a molded article using the same.
Plastic plating may have an appearance, decoration, and the like comparable to metals, and may improve rigidity, wear resistance, heat resistance, water resistance, and the like, and is a plating technique that is frequently performed. A method of treating acrylonitrile-butadiene-styrene (ABS) copolymer resin in plastics with chromic acid and sulfuric acid has been developed to enable plastic plating with good adhesion.
On the other hand, when plating a blend of acrylonitrile-butadiene-styrene (ABS) copolymer resin and polycarbonate resin, the polycarbonate resin is used only in a limited amount, so there is a limit in obtaining excellent impact resistance and heat resistance. In the etching process, the ABS copolymer resin is dissolved in the plating process to form anchor holes, thereby providing plating adhesion. When the polycarbonate resin is used abundantly, the content of the ABS copolymer resin is relatively reduced, and thus sufficient etching is difficult. Plating adhesion decreases.
One aspect of the present invention is to provide a polycarbonate resin composition that is excellent in both the adhesion of the plating and excellent in impact resistance, heat resistance and the like.
Another aspect of the present invention is to provide a molded article using the polycarbonate resin composition.
One aspect of the invention (A) polycarbonate resin; (B) a rubber modified vinyl graft copolymer comprising a rubbery polymer having an average particle diameter of 0.05 to 0.5 µm; And (C) a rubber-modified vinyl copolymer comprising a rubbery particle having an average particle diameter of 0.6 to 10 µm in a dispersed phase.
The polycarbonate resin composition is (A) 50 to 90% by weight of the polycarbonate resin; (B) 5 to 30% by weight of the rubber modified vinyl graft copolymer; And (C) 5 to 20% by weight of a rubber-modified vinyl copolymer including the rubbery particles in a dispersed phase.
The rubber-modified vinyl graft copolymer (B) may include a copolymer in which 30 to 60 wt% of the vinyl polymer is grafted to 40 to 70 wt% of the rubbery polymer, and also emulsion polymerization, suspension polymerization, and bulk polymerization. Or a combination thereof.
The vinyl polymer may include 70 to 80 wt% of an aromatic vinyl compound and 20 to 30 wt% of a vinyl cyanide compound. In addition, the vinyl cyanide compound may be included in 5 to 20% by weight based on the total amount of the rubber-modified vinyl graft copolymer (B).
The rubber modified vinyl copolymer (C) may include a copolymer in which a vinyl polymer is embedded in the rubbery particles, and the rubber modified vinyl copolymer (C) may be the rubbery particles 5. To 30% by weight and 70 to 95% by weight of the vinyl polymer. The vinyl polymer may include an aromatic vinyl compound, a vinyl cyanide compound, a copolymer of an aromatic vinyl compound, and a vinyl cyanide compound, or a combination thereof, and may also include 60 to 90 wt% of an aromatic vinyl compound and 10 to 40 cyanide compounds. It may include weight percent. The vinyl cyanide compound may include 5 to 40% by weight based on the total amount of the rubber-modified vinyl copolymer (C). The average particle diameter of the rubbery particles may be 0.6 to 3 ㎛, the rubber-modified vinyl-based copolymer (C) may be prepared by the method of continuous bulk polymerization, continuous solution polymerization or a combination thereof.
The rubber modified vinyl graft copolymer (B) and the rubber modified vinyl copolymer (C) may be included in a weight ratio of 1: 6 to 6: 1. The polycarbonate resin composition may be an antibacterial agent, a heat stabilizer, an antioxidant, a mold release agent, a light stabilizer, a surfactant, a coupling agent, a plasticizer, a admixture, a colorant, a stabilizer, a lubricant, an antistatic agent, a colorant, a flame retardant, a weatherproof agent, a ultraviolet absorber, a sunscreen agent. Or it may further include an additive including a combination thereof.
Plating adhesion range of the polycarbonate resin composition may be 800 g / cm or more.
Another aspect of the present invention provides a molded article manufactured using the polycarbonate resin composition.
Other details of aspects of the invention are included in the following detailed description.
The polycarbonate resin composition is not only excellent in adhesion to the plating, but also excellent in impact resistance, heat resistance, and the like, and is useful for various electric and electronic parts, automobile parts, general goods, etc. requiring external appearance, impact resistance, heat resistance, etc., such as metal texture. Can be used.
Hereinafter, embodiments of the present invention will be described in detail. However, this is presented as an example, by which the present invention is not limited and the present invention is defined only by the scope of the claims to be described later.
Unless otherwise specified in the present invention, "substituted" means a halogen element, a hydroxy group, a nitro group, a cyano group, an amino group, an azido group, an amidino group, a hydrazino group, a hydrazono group, a carbonyl group, a carbamyl group, a thiol group, Ester group, carboxyl group or salt thereof, sulfonic acid group or salt thereof, phosphoric acid group or salt thereof, C1 to C20 alkyl group, C2 to C20 alkenyl group, C2 to C20 alkynyl group, C1 to C20 alkoxy group, C6 to C30 aryl group, C6 to It means that a C30 aryloxy group, a C3 to C30 cycloalkyl group, a C3 to C30 cycloalkenyl group, a C3 to C30 cycloalkynyl group, or a combination thereof is substituted.
Polycarbonate resin composition according to one embodiment is a rubber-modified vinyl-based graft copolymer comprising (A) a polycarbonate resin, (B) a rubbery polymer having an average particle diameter of 0.05 to 0.5 ㎛ and (C) an average particle diameter of 0.6 Rubber modified vinyl copolymer containing 10 micrometers rubbery particle as a dispersed phase is included.
Hereinafter, each component included in the polycarbonate resin composition according to one embodiment will be described in detail.
(A) polycarbonate resin
The polycarbonate resin may be prepared by reacting diphenols represented by the following Chemical Formula 1 with phosgene, a halogen acid ester, a carbonate ester, or a combination thereof.
[Formula 1]
(In the formula 1,
A is a single bond, substituted or unsubstituted C1 to C30 straight or branched alkylene group, substituted or unsubstituted C2 to C5 alkenylene group, substituted or unsubstituted C2 to C5 alkylidene group, substituted Or unsubstituted C1 to C30 straight or branched haloalkylene group, substituted or unsubstituted C5 to C6 cycloalkylene group, substituted or unsubstituted C5 to C6 cycloalkenylene group, substituted or unsubstituted C5 to C10 cycloalkylidene group, substituted or unsubstituted C6 to C30 arylene group, substituted or unsubstituted C1 to C20 linear or branched alkoxylene group, halogen acid ester group, carbonate ester group, CO , S or SO 2 ,
Each R 1 and R 2 are each independently a substituted or unsubstituted C1 to C30 alkyl group, or a substituted or unsubstituted C6 to C30 aryl group,
n 1 and n 2 are each independently an integer of 0 to 4).
The diphenols represented by the formula (1) may combine two or more kinds to constitute a repeating unit of the polycarbonate resin. Specific examples of the diphenols include 4,4'-dihydroxydiphenyl, 2,2-bis (4-hydroxyphenyl) propane (also called 'bisphenol-A'), and 2,4-bis (4- Hydroxyphenyl) -2-methylbutane, bis (4-hydroxyphenyl) methane, 1,1-bis (4-hydroxyphenyl) cyclohexane, 2,2-bis (3-chloro-4-hydroxyphenyl Propane, 2,2-bis (3,5-dimethyl-4-hydroxyphenyl) propane, 2,2-bis (3,5-dichloro-4-hydroxyphenyl) propane, 2,2-bis (3 , 5-dibromo-4-hydroxyphenyl) propane, bis (4-hydroxyphenyl) sulfoxide, bis (4-hydroxyphenyl) ketone, bis (4-hydroxyphenyl) ether, etc. are mentioned. . Among the diphenols, preferably 2,2-bis (4-hydroxyphenyl) propane, 2,2-bis (3,5-dichloro-4-hydroxyphenyl) propane or 1,1-bis (4-hydroxy Oxyphenyl) cyclohexane can be used. Among these, 2, 2-bis (4-hydroxyphenyl) propane can be used more preferably.
The polycarbonate resin may use a weight average molecular weight of 10,000 to 200,000 g / mol, specifically may be used 15,000 to 80,000 g / mol, but is not limited thereto.
The polycarbonate resin may be a mixture of copolymers prepared from two or more diphenols. In addition, the polycarbonate resin may be used a linear polycarbonate resin, branched (branched) polycarbonate resin, polyester carbonate copolymer resin and the like.
Bisphenol-A type | system | group polycarbonate resin etc. are mentioned as said linear polycarbonate resin. Examples of the branched polycarbonate resins include those produced by reacting polyfunctional aromatic compounds such as trimellitic anhydride, trimellitic acid, and the like with diphenols and carbonates. The polyfunctional aromatic compound may be included in an amount of 0.05 to 2 mol% based on the total amount of the branched polycarbonate resin. As said polyester carbonate copolymer resin, what was manufactured by making bifunctional carboxylic acid react with diphenols and a carbonate is mentioned. In this case, as the carbonate, diaryl carbonate such as diphenyl carbonate, ethylene carbonate, or the like may be used.
The polycarbonate resin may be included in 50 to 90% by weight, specifically, 60 to 80% by weight relative to the total amount of the polycarbonate resin composition. When the polycarbonate resin is included in the content range, not only the balance of physical properties of impact strength, heat resistance and workability is excellent, but also excellent plating adhesion.
(B) rubber modification Vinyl Graft Copolymer
The rubber-modified vinyl graft copolymer may be a copolymer in which 30 to 60 wt% of the vinyl polymer is grafted to 40 to 70 wt% of the rubbery polymer.
The vinyl polymer may include 70 to 80 wt% of an aromatic vinyl compound and 20 to 30 wt% of a vinyl cyanide compound.
As the aromatic vinyl compound, styrene, C1 to C10 alkyl substituted styrene, halogen substituted styrene, or a combination thereof may be used. Specific examples of the alkyl substituted styrene include o-ethyl styrene, m-ethyl styrene, p-ethyl styrene, α-methyl styrene, and the like. As the vinyl cyanide compound, an acrylonitrile, methacrylonitrile, ethacrylonitrile or a combination thereof may be used.
The vinyl cyanide compound may be included in an amount of 5 to 20 wt% based on the total amount of the rubber-modified vinyl graft copolymer, and specifically, 5 to 15 wt%. When the vinyl cyanide compound is included in the above content range, excellent impact resistance and heat resistance may be obtained, and plating adhesion is improved.
The rubbery polymers include butadiene rubber, acrylic rubber, ethylene / propylene rubber, styrene / butadiene rubber, acrylonitrile / butadiene rubber, isoprene rubber, ethylene-propylene-diene terpolymer (EPDM) rubber, polyorganosiloxane / polyalkyl (Meth) acrylate rubber composites or a combination thereof can be used.
The average particle diameter of the rubbery polymer may be 0.05 kPa to 0.5 kPa, specifically 0.1 kPa to 0.4 kPa. When the average particle diameter of the rubbery polymer is within the above range, excellent impact resistance can be obtained.
The rubber-modified vinyl-based graft copolymer may be prepared by a polymerization method of emulsification polymerization, suspension polymerization, bulk polymerization or a combination thereof.
The rubber-modified vinyl graft copolymer may be included in an amount of 5 to 30 wt% based on the total amount of the polycarbonate resin composition, and specifically, may be included in an amount of 10 to 20 wt%. When the rubber-modified vinyl-based graft copolymer is included in the above content range, excellent impact resistance and heat resistance may be obtained, and plating adhesion may be improved.
(C) rubber modification Vinyl Copolymer
The rubber-modified vinyl copolymer may be a copolymer in which a vinyl polymer is embedded in the rubbery particles. In this case, the rubber-modified vinyl copolymer may be composed of 5 to 30% by weight of the rubbery particles and 70 to 95% by weight of the vinyl polymer.
The vinyl polymer may include an aromatic vinyl compound, a vinyl cyanide compound, a copolymer of an aromatic vinyl compound and a vinyl cyanide compound, or a combination thereof. Among these, preferably, an aromatic vinyl compound and a vinyl cyanide compound may be mixed and used. In this case, the aromatic vinyl compound 60 to 90% by weight and the vinyl cyanide compound # 10 'to 40% by weight may be used.
As the aromatic vinyl compound, styrene, C1 to C10 alkyl substituted styrene, halogen substituted styrene, or a combination thereof may be used. Specific examples of the alkyl substituted styrene include o-ethyl styrene, m-ethyl styrene, p-ethyl styrene, α-methyl styrene, and the like. As the vinyl cyanide compound, an acrylonitrile, methacrylonitrile, ethacrylonitrile or a combination thereof may be used.
The vinyl cyanide compound may be included in an amount of 5 to 40 wt% based on the total amount of the rubber-modified vinyl copolymer (C), and specifically, 10 to 25 wt%. When the vinyl cyanide compound is included in the content range, excellent etching and plating adhesion can be obtained.
The rubber modified vinyl copolymer (C) contains rubbery particles in a dispersed phase.
The rubbery particles include butadiene rubber, acrylic rubber, ethylene / propylene rubber, styrene / butadiene rubber, acrylonitrile / butadiene rubber, isoprene rubber, ethylene-propylene-diene terpolymer (EPDM) rubber, polyorganosiloxane / poly Alkyl (meth) acrylate rubber composites or combinations thereof can be used.
The average particle diameter of the rubbery particles may be 0.6 kPa to 10 kPa, specifically, 0.6 to 3 kPa. When the average particle diameter of the rubbery particles is in the above range can be obtained excellent plating adhesion.
The rubber modified vinyl copolymer may be prepared by a method of continuous bulk polymerization, continuous solution polymerization, or a combination thereof.
The rubber-modified vinyl-based copolymer may be included in 5 to 20% by weight, specifically, 5 to 15% by weight based on the total amount of the polycarbonate resin composition. When the rubber-modified vinyl-based copolymer is included in the above content range, excellent impact resistance and heat resistance can be obtained, and plating adhesion is improved.
The rubber modified vinyl graft copolymer (B) and the rubber modified vinyl copolymer (C) may be included in a weight ratio of 1: 6 to 6: 1, and specifically, a weight ratio of 1: 4 to 4: 1. When included in the weight ratio range it can be obtained excellent impact resistance, heat resistance and plating adhesion.
Polycarbonate resin composition according to one embodiment is an antibacterial agent, heat stabilizer, antioxidant, mold release agent, light stabilizer, surfactant, coupling agent, plasticizer, admixture, colorant, stabilizer, lubricant, antistatic agent, colorant, flame retardant, weatherproofing agent, ultraviolet ray The additive may further include an absorbent, a sunscreen or a combination thereof.
The antioxidant may be a phenol, phosphite, thioether or amine antioxidant, the release agent is a fluorine-containing polymer, silicone oil, metal salt of stearic acid, montanic acid Metal salts, montanic acid ester waxes or polyethylene waxes may be used. In addition, a benzophenone type or an amine type weathering agent may be used as the weathering agent, a dye or a pigment may be used as the coloring agent, and titanium dioxide (TiO 2 ) or carbon black may be used as the sunscreen.
The additive may be suitably included within the range of not impairing the physical properties of the polycarbonate resin composition, specifically, may be included 25 parts by weight or less with respect to 100 parts by weight of the polycarbonate resin composition, more specifically 0.1 to 15 It may be included in parts by weight.
The plating process using the polycarbonate resin composition according to one embodiment is not particularly limited, but one example is as follows.
Using a specimen of the polycarbonate resin composition to remove the oil by treatment with a surfactant at a predetermined temperature and time, a rubber-modified vinyl graft copolymer (B) using chromic anhydride-sulfuric acid as an etchant at a predetermined temperature and time (B The rubbery particles constituting the rubbery polymer or rubber-modified vinyl copolymer (C) constituting the C) are oxidized. Subsequently, an aqueous hydrochloric acid solution is treated at a predetermined temperature and time to remove residual chromic acid, and an anchor hole adsorption of palladium is promoted using a palladium-tin catalyst at a predetermined temperature and time. The activation step is performed for a predetermined temperature and time to remove tin using an aqueous sulfuric acid solution, and to perform electroless plating at a predetermined temperature and time using nickel sulfate. In electroplating performed after electroless plating, copper, nickel and chromium may be used under predetermined temperature, time and current.
The polycarbonate resin composition may have a plating adhesion range of 800 g / cm or more. The plating adhesion range indicates the strength value obtained by scratching the front portion of the specimen plated using the polycarbonate resin composition with a width of 10 mm and peeling the sheet by about 80 mm in the vertical direction using a pull gage. When the coating adhesion of the above level, it has excellent plating properties can be obtained excellent appearance, such as metal.
The polycarbonate resin composition according to one embodiment may be prepared by a known method for preparing a resin composition. For example, the components and other additives according to one embodiment may be mixed simultaneously, then melt extruded in an extruder and prepared in pellet form.
According to another embodiment, a molded article manufactured by molding the aforementioned polycarbonate resin composition is provided. That is, a molded article can be manufactured by various processes, such as injection molding, blow molding, extrusion molding, and thermoforming, using the said polycarbonate resin composition. In particular, it can be usefully used for various electric and electronic parts, automobile parts, general goods, etc., which require excellent impact resistance, heat resistance, and adhesion to the plating.
Hereinafter, preferred embodiments of the present invention will be described. However, the following examples are only preferred embodiments of the present invention, and the present invention is not limited by the following examples.
Each component used in the preparation of the polycarbonate resin composition according to one embodiment is as follows.
(A) polycarbonate resin
As polycarbonate resin (A-1), SC-1080 of Cheil Industries, Ltd., having a weight average molecular weight of 28,000 g / mol, was used.
As polycarbonate resin (A-2), SC-1190 of Cheil Industries, Ltd., whose weight average molecular weight was 23,000 g / mol, was used.
(B) rubber modification Vinyl Graft Copolymer
60 parts by weight of butadiene rubber having an average particle diameter of 0.27 μm and 40 parts by weight of a vinyl polymer composed of 75% by weight of styrene and 25% by weight of acrylonitrile were emulsified by graft polymerization in a conventional manner to prepare g-ABS.
(C) rubber modification Vinyl Copolymer
(C-1) Continuous solution polymerization of 15% by weight of rubbery particles of butadiene having an average particle diameter of 1 μm and 85% by weight of a vinyl polymer composed of 85% by weight of styrene and 15% by weight of acrylonitrile in a conventional manner, C-ABS was prepared.
(C-2) Continuous solution polymerization of 20 wt% of rubbery particles of butadiene having an average particle diameter of 15 µm and 80 wt% of a vinyl polymer composed of 85 wt% of styrene and 15 wt% of acrylonitrile in a conventional manner, C-ABS was prepared.
(D) Vinyl Copolymer
As the vinyl copolymer used as a comparative example, a SAN resin having a weight average molecular weight of 150,000 g / mol, 76 wt% of styrene and 24 wt% of acrylonitrile was used.
Example 1 to 4 and Comparative example 1 to 4
The polycarbonate resin compositions according to Examples 1 to 4 and Comparative Examples 1 to 4 were prepared in the compositions shown in Table 1 using the above-mentioned components.
In the production method, each component was mixed with the composition shown in Table 1 below, and extruded in a conventional twin screw extruder to prepare an extrudate in pellet form.
(Test example)
After drying the prepared pellets for 2 hours at 100 ℃, using an injection molding machine having an injection capacity of 6 oz, set the cylinder temperature 260 ℃, mold temperature 60 ℃ and the time of the molding cycle 30 seconds, ASTM test piece Injection molded to prepare a physical specimen.
The plating process was performed using each of the specimens (152.4 mm x 152.4 mm x 3 mm). The plating process is as follows.
First, the oil was removed by treating the surfactant at 55 ° C. for 5 minutes, and the butadiene was oxidized using chromic anhydride-sulfuric acid as an etchant at 65 ° C. for 15 minutes. Subsequently, the aqueous solution of hydrochloric acid was removed by treating the aqueous hydrochloric acid solution at 25 ° C. for 25 seconds, and anchor hole adsorption of palladium was performed using a palladium-tin catalyst at 30 ° C. for 2 minutes. The activation step was performed at 55 ° C. for 2 minutes to remove tin using an aqueous solution of sulfuric acid, and electroless plating was performed at 30 ° C. for 5 minutes using nickel sulfate. In electroplating performed after electroless plating, copper, nickel, and chromium were used, and copper electroplating using copper sulfate was performed at 25 ° C. for 3 minutes at 3 A / dm 2. Nickel electroplating using nickel sulfate proceeded to 3 A / dm 2 for 15 minutes at 55 ° C., and chromium electroplating using chromic anhydride was performed to 15 A / dm 2 at 55 ° C. for 3 minutes. The thickness of the plating layer was uniformly plated in a thickness of 36 to 38 μm in total with a copper plating layer of 25 to 27 μm, a nickel plating layer of 10 to 11 μm, and a chrome plating layer of 0.4 to 0.5 μm.
The plated specimens were measured for physical properties in the following manner, and the results are shown in Table 1 below.
(1) IZOD impact strength: measured according to ASTM D256 (sample thickness 1/8 ").
(2) Heat deflection temperature: measured according to ASTM D648.
(3) Pits: defects in the specimens after plating were visually observed.
(4) Plating adhesion: The strength value obtained by peeling the front part of the plated specimen 10 mm wide and peeling it about 80 mm in the vertical direction using a pull gage was expressed in units of g / cm. The number of tests was carried out three times per specimen and the average value was obtained.
Through Table 1, according to one embodiment, a polycarbonate resin (A), rubber modified vinyl-based graft copolymer (B) comprising a rubbery polymer having an average particle diameter of 0.05 to 0.5 ㎛ and an average particle diameter of 0.6 to 10 ㎛ In Examples 1 to 4, in which all of the rubber-modified vinyl-based copolymers (C) containing phosphorus rubber-like particles in the dispersed phase were used, the comparison using the vinyl-based copolymer without using the rubber-modified vinyl-based copolymer (C) Example 1, Comparative Example 2 without using the rubber-modified vinyl-based graft copolymer (B), to form a rubber-modified vinyl-based copolymer (C) without using the rubber-modified vinyl-based graft copolymer (B) The diameter of the comparative example 3 using the average particle diameter of the rubbery particle outside one embodiment, and the comparative example 4 using the average particle diameter of the rubbery particle forming the rubber-modified vinyl copolymer (C) outside the embodiment Excellent both the impact resistance and heat resistance as compared with, and can determine the extent appears excellent plating adhesion Fig.
In addition, as shown in Examples 1 to 4, it can be seen that even if a large amount of polycarbonate resin is used, excellent plating adhesion is obtained.
The present invention is not limited to the above embodiments, but may be manufactured in various forms, and a person skilled in the art to which the present invention pertains has another specific form without changing the technical spirit or essential features of the present invention. It will be appreciated that the present invention may be practiced as. It is therefore to be understood that the above-described embodiments are illustrative in all aspects and not restrictive.
Claims (17)
(B) a rubber modified vinyl graft copolymer comprising a rubbery polymer having an average particle diameter of 0.05 to 0.5 µm; And
(C) Rubber-modified vinyl-based copolymer containing rubbery particles having an average particle diameter of 0.6 to 10 µm in a dispersed phase
Polycarbonate resin composition comprising a.
(A) 50 to 90% by weight of the polycarbonate resin;
(B) 5 to 30% by weight of the rubber modified vinyl graft copolymer; And
(C) 5 to 20% by weight of a rubber-modified vinyl copolymer comprising the rubbery particles in a dispersed phase
Polycarbonate resin composition comprising a.
The rubber-modified vinyl graft copolymer (B) is a polycarbonate resin composition comprising a copolymer in which 30 to 60% by weight of the vinyl polymer is grafted to 40 to 70% by weight of the rubbery polymer.
The rubber-modified vinyl-based graft copolymer (B) is a polycarbonate resin composition prepared by a method of emulsion polymerization, suspension polymerization, bulk polymerization or a combination thereof.
The vinyl polymer is a polycarbonate resin composition comprising 70 to 80% by weight of an aromatic vinyl compound and 20 to 30% by weight of a vinyl cyanide compound.
The polyvinyl cyanide compound is 5 to 20% by weight based on the total amount of the rubber-modified vinyl graft copolymer (B) polycarbonate resin composition.
The rubber-modified vinyl copolymer (C) is a polycarbonate resin composition comprising a copolymer in which a vinyl polymer is embedded in the rubbery particles.
The rubber-modified vinyl copolymer (C) is a polycarbonate resin composition comprising 5 to 30% by weight of the rubber-like particles and 70 to 95% by weight of the vinyl polymer.
The vinyl polymer is a polycarbonate resin composition comprising an aromatic vinyl compound, a vinyl cyanide compound, a copolymer of an aromatic vinyl compound and a vinyl cyanide compound, or a combination thereof.
The vinyl polymer is a polycarbonate resin composition comprising 60 to 90% by weight of an aromatic vinyl compound and 10 to 40% by weight of a vinyl cyanide compound.
The polyvinyl cyanide compound is 5 to 40% by weight based on the total amount of the rubber-modified vinyl copolymer (C) polycarbonate resin composition.
The average particle diameter of the rubber-like particles is 0.6 to 3 ㎛ polycarbonate resin composition.
The rubber-modified vinyl-based copolymer (C) is a polycarbonate resin composition prepared by the method of continuous bulk polymerization, continuous solution polymerization or a combination thereof.
The rubber-modified vinyl-based graft copolymer (B) and the rubber-modified vinyl-based copolymer (C) are included in a weight ratio of 1: 6 to 6: 1.
The polycarbonate resin composition is an antibacterial agent, heat stabilizer, antioxidant, mold release agent, light stabilizer, surfactant, coupling agent, plasticizer, admixture, colorant, stabilizer, lubricant, antistatic agent, colorant, flame retardant, weathering agent, ultraviolet absorber, sunscreen Or an additive comprising a combination thereof.
Plating adhesion range of the polycarbonate resin composition is 800 g / cm or more polycarbonate resin composition.
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| Application Number | Priority Date | Filing Date | Title |
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| US12/980,753 US20110159293A1 (en) | 2009-12-31 | 2010-12-29 | Polycarbonate Resin Composition and Molded Product Using the Same |
| CN2010106226978A CN102153848A (en) | 2009-12-31 | 2010-12-30 | Polycarbonate resin composition and molded product using the same |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101136732B1 (en) * | 2011-08-03 | 2012-04-19 | 박용필 | Antistatic resin composition |
| KR20180026442A (en) * | 2015-07-06 | 2018-03-12 | 코베스트로 도이칠란트 아게 | Galvanized components with high thermal deformation resistance |
| KR20180072378A (en) * | 2016-12-21 | 2018-06-29 | 롯데첨단소재(주) | Resin compositions and articles using the same |
| KR20180079100A (en) * | 2016-12-30 | 2018-07-10 | 롯데첨단소재(주) | Thermoplastic resin composition for laser direct structuring process and composite comprising the same |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101795132B1 (en) | 2015-04-24 | 2017-11-08 | 롯데첨단소재(주) | Polycarbonate resin composition and molded article using the same |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4677162A (en) * | 1983-04-15 | 1987-06-30 | Mobay Corporation | Polycarbonate blends having low gloss |
| WO1995025772A1 (en) | 1994-03-22 | 1995-09-28 | General Electric Company | Reduced gloss, high impact compositions of polycarbonate and acrylonitrile-butadiene-styrene |
| KR20000026020A (en) * | 1998-10-16 | 2000-05-06 | 성재갑 | Thermoplastic resin having excellent plating property and preparation method thereof |
| KR100989907B1 (en) * | 2007-12-28 | 2010-10-26 | 주식회사 삼양사 | Thermoplastic resin composition and molding articles using the same |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101136732B1 (en) * | 2011-08-03 | 2012-04-19 | 박용필 | Antistatic resin composition |
| KR20180026442A (en) * | 2015-07-06 | 2018-03-12 | 코베스트로 도이칠란트 아게 | Galvanized components with high thermal deformation resistance |
| KR20180072378A (en) * | 2016-12-21 | 2018-06-29 | 롯데첨단소재(주) | Resin compositions and articles using the same |
| US11136455B2 (en) | 2016-12-21 | 2021-10-05 | Lotte Advanced Materials Co., Ltd. | Resin composition and molded product manufactured therefrom |
| KR20180079100A (en) * | 2016-12-30 | 2018-07-10 | 롯데첨단소재(주) | Thermoplastic resin composition for laser direct structuring process and composite comprising the same |
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| Publication number | Publication date |
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| KR101423175B1 (en) | 2014-07-28 |
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