Abstract: Provided is a polycarbonate-polyorganosiloxane copolymer (A), including: a polycarbonate block (A-1) formed of a repeating unit having a specific structure; and a polyorganosiloxane block (A-2) containing a repeating unit having a specific structure, wherein the polycarbonate-polyorganosiloxane copolymer satisfies the following requirements (1) to (3): (1) the content of the polyorganosiloxane block (A-2) in the polycarbonate-polyorganosiloxane copolymer (A) is from more than 40 mass % to 70 mass % or less; (2) the polycarbonate-polyorganosiloxane copolymer has a viscosity-average molecular weight of from 10,000 or more to 23,000 or less; and (3) the polycarbonate-polyorganosiloxane copolymer includes a specific polycarbonate block as the polycarbonate block (A-1).

Abstract: An alcohol-resistant siliconized polycarbonate polyurethane can include a soft segment and a hard segment. The soft segment can include a polycarbonate polyol and a polysiloxane, which can be present in an amount less than the polycarbonate polyol. The hard segment can include an isocyanate and a chain extender. Peripherally inserted central catheter (PICC) devices can include one or more components that are at least partially formed from one or more formulations of the siliconized polycarbonate polyurethane catheter. The PICC devices can withstand alcohol locking, and can be power injectable both before and after alcohol locking events.

Abstract: A thermoplastic resin composition of the present invention is characterized by comprising: a base resin containing a rubber-modified vinyl-based graft copolymer, a large-diameter rubber polymer having an average particle size of about 3 to about 8 ?m, and an aromatic vinyl-based copolymer resin; and polyorganosilsesquioxane fine particles having an average particle size of about 0.1 to about 10 ?m. The thermoplastic resin composition is excellent in low gloss, weather resistance, and the like.

Abstract: A polycarbonate resin composition pellet contains a polycarbonate resin (A), an aromatic compound (B) represented by general formula (1) below, and a phosphorus-based stabilizer (C), the aromatic compound (B) being contained in the pellet in an amount of 0.001% to 1% by mass, the phosphorus-based stabilizer (C) being contained in the pellet in an amount of 0.003% to 0.5% by mass: (where Y is a hydrogen atom or an organic group that does not contain any of nitrogen, sulfur, and halogen elements, when Y is a hydrogen atom, X is an alkyl group or an optionally substituted aryl group, when Y is an organic group, X is an organic group that does not contain any of nitrogen, sulfur, and halogen elements, g is 1 or 2, n is 0 to 5, k is 1 to 4, and k+n is 6 or less.

Abstract: Provided is an icephobic coating composition comprising an epoxy resin comprising poly(phenyl glycidyl ether)-co-formaldehyde and a curing agent; a fluoro-substituted poly(alkyl siloxane) resin; and a solvent mixture comprising a first solvent with Hansen solubility parameters of 14??D?17, 6??P?13, and 4??H?8; and a second solvent with Hansen solubility parameters of 16??D?19, 4??P?9, and 11??H?15. Further provided is a coated filter comprising a porous medium having an upstream surface and a downstream surface, in which at least the upstream surface has a coating formed from the coating composition. Coated articles and methods of forming coated articles and inhibiting ice formation also are described.

Abstract: The invention discloses a composite LCP high-frequency high-speed double-sided copper foil substrate, which includes at least one LCP core layer, at least one extremely low dielectric adhesive layer, and two copper foil layers. The LCP core layer and the extremely low dielectric adhesive layer are located between the two copper foil layers. The invention has not only good electrical performance but also low roughness, stable dk/df performance in high temperature and humid environment, ultra-low water absorption, good UV laser drilling ability, low spring force suitable for high density assembly, and excellent mechanical properties. Besides, in current technology, only a thickness limited to a maximum of about 50 ?m can be obtained in the coating method. In the preparation method of the invention, a substrate having a thickness of 100 ?m or more can be easily obtained.

Abstract: The present invention relates to a composite material comprising one or more fibre layers of a fibre material, and a silicon-containing copolycarbonate as matrix material. The fibre layer(s) is/are embedded in the matrix material. The present invention further relates to a process for producing these composite materials and to the use thereof for production of construction or housing parts, and to the construction or housing parts themselves.

Abstract: The present invention relates to a method for producing an organooxysilyl-crosslinked polymer by reacting a polyether carbonate polyol which contains carbon-carbon double bonds with a polysiloxane compound in the presence of a suitable catalyst. Suitable polysiloxane compounds have at least two Si—H bonds. This invention also relates to organooxysilyl-crosslinked polymers which are formed by this process.

Abstract: A coating composition includes a siloxane oligomer including an epoxy group and acryl group, a cross-linker, a polymerization initiator and a solvent.

Abstract: The present invention relates to a polysiloxane-polycarbonate copolymer having improved transparency and flame retardancy, and a method for producing the same. More specifically, the present invention relates to a polysiloxane having a specific structure having a side chain containing a randomly substituted hydroxyphenyl group, a polysiloxane-polycarbonate copolymer having the polysiloxane and a polycarbonate block as repeating units, exhibiting excellent flame retardancy and also excellent transparency, and a method for producing the same.

Abstract: A foamed article includes from about 80 wt. % to about 95 wt. % of a polycarbonate base resin including a first polycarbonate and a second polycarbonate, from about 3 wt. % to about 16 wt. % of a polysiloxane-polycarbonate copolymer, from about 0.01 wt. % to about 1 wt. % of a non-bromine flame retardant, from about 0.1 wt. % to about 10 wt. % of filler, and from about 0.01 wt. % to about 1 wt. % of a mold release agent. The foamed article exhibits a V0 rating at 3 mm measured according to UL 94. The foamed article exhibits improved multi-axial impact strength and can be employed in applications requiring impact strength and flame performance.

Abstract: Provided is a polycarbonate-based resin composition containing: a polycarbonate-polyorganosiloxane copolymer (A) containing a specific polycarbonate block (A-1) and a specific polyorganosiloxane block (A-2); and an aromatic polycarbonate-based resin (B) except the copolymer (A), the polycarbonate-based resin composition having a structure in which a domain (d-1) containing the polyorganosiloxane block (A-2) is present in a matrix containing the resin (B) as a main component, and a domain (d-2) containing at least one selected from a block derived from the aromatic polycarbonate-based resin (B) and the polycarbonate block (A-1) is present inside the domain (d-1).

Abstract: Provided is a polycarbonate-based resin composition containing: a polycarbonate-polyorganosiloxane copolymer (A) containing a specific polycarbonate block (A-1) and a specific polyorganosiloxane block (A-2); and an aromatic polycarbonate-based resin (B) except the copolymer (A), the polycarbonate-based resin composition having a structure in which a domain (d-1) containing the polyorganosiloxane block (A-2) is present in a matrix containing the resin (B) as a main component, and a domain (d-2) containing at least one selected from a block derived from the aromatic polycarbonate-based resin (B) and the polycarbonate block (A-1) is present inside the domain (d-1).

Abstract: Provided is a polycarbonate-based resin composition containing: a polycarbonate-polyorganosiloxane copolymer (A) containing a specific polycarbonate block (A-1) and a specific polyorganosiloxane block (A-2); and an aromatic polycarbonate-based resin (B) except the copolymer (A), the polycarbonate-based resin composition having a structure in which a domain (d-1) containing the polyorganosiloxane block (A-2) is present in a matrix containing the resin (B) as a main component, and a domain (d-2) containing at least one selected from a block derived from the aromatic polycarbonate-based resin (B) and the polycarbonate block (A-1) is present inside the domain (d-1).

Abstract: The present disclosure relates to blended thermoplastic compositions comprising: a) from about 20 wt % to about 80 wt % of a polycarbonate polymer component; b) from about 5 wt % to about 30 wt % of a polycarbonate-polysiloxane copolymer component; c) from about 1 wt % to about 20 wt % of a laser direct structuring additive component; and d) from about 0.02 wt % to about 5 wt % of a metal component; wherein the combined weight percent value of all components does not exceed about 100 wt %; and wherein all weight percent values are based on the total weight of the composition.

Abstract: Disclosed is a polycarbonate composition including a polycarbonate; and a copolycarbonate, where the copolycarbonate includes: an aromatic polycarbonate-based first repeating unit; and aromatic polycatbonate-based second repeating units having siloxane bonds, which include a repeating unit represented by Chemical Formula 2 and a repeating unit represented by Chemical Formula 3, where the ratio of an impact strength at room temperature and an impact strength at low-temperature (impact strength at room temperature/impact strength at low-temperature) as measured at 23° C. and ?30° C., respectively, in accordance with ASTM D256 (? inch, Notched Izod) is 1.01 to 1.

Abstract: Provided are a polycarbonate-polyorganosiloxane copolymer having a carbon tetrachloride concentration of less than 4 ppm by mass, and the following production method for producing the polycarbonate-polyorganosiloxane copolymer.

Abstract: Disclosed is a copolycarbonate composition including: a copolycarbonate having an aromatic polycarbonate-based first repeating unit and one or more aromatic polycarbonate-based second repeating units having siloxane bonds; and a polycarbonate, where the copolycarbonate composition has an impact strength at room temperature of 830 to 1000 J/m as measured at 23 ° C. in accordance with ASTM D256 (? inch, Notched Izod), where the one or more aromatic polycarbonate-based second repeating units having siloxane bonds include a repeating unit represented by Chemical Formula 2 and a repeating unit represented by Chemical Formula 3: and where the copolycarbonate composition satisfies the following Equation 1: 1.0682×X+0.51<Y<1.0682×X+1.2.??[Equation 1] The copolycarbonate composition provides an improved mobility.

Abstract: Disclosed herein are compositions, comprising linear polydiorganosiloxanes having enhanced reactivity and their use to prepare polydiorganosiloxane-polyorgano block copolymers.

Abstract: Disclosed is a polycarbonate composition including a polycarbonate; and a copolycarbonate, where the copolycarbonate includes an aromatic polycarbonate-based first repeating unit; and aromatic polycarbonate-based second repeating units having siloxane bonds, which include a repeating unit represented by Chemical Formula 2 and a repeating unit represented by Chemical Formula 3, where the copolycarbonate has a melt index (MI) of 3 to 9 g/10min as measured in accordance with ASTM D1238 (300° C., 1.2 kg conditions), and a transparency of 87 to 91% as measured in accordance with ASTM D1003 (layer thickness of 3 mm): The copolycarbonate in the composition exhibits an excellent transparency and a high spiral flow while having a high impact strength at room temperature and a low melt index.

Abstract: The present invention relates to copolycarbonates and a composition comprising the same. The copolycarbonate according to the present invention has a structure in which specific siloxane compounds are introduced in the main chain of polycarbonate and thus exhibits the effects of improving impact strength at room temperature, impact strength at low-temperature and melt index.

Abstract: Disclosed is a polycarbonate composition including a polycarbonate; and a copolycarbonate, where the copolycarbonate includes an aromatic polycarbonate-based first repeating unit; and aromatic polycarbonate-based second repeating units having siloxane bonds, which include a repeating unit represented by Chemical Formula 2 and a repeating unit represented by Chemical Formula 3, where the copolycarbonate has an impact strength at room temperature of 840 to 1000 J/m as measured at 23° C. in accordance with ASTM D256 (? inch, Notched Izod), and the copolycarbonate satisfies Equation 1: TS/TS0?0.80.??[Equation 1] The copolycarbonate in the composition provides an improved chemical resistance and impact strength simultaneously.

Abstract: The present invention relates to copolycarbonates and a composition comprising the same. The copolycarbonate according to the present invention has a structure in which specific siloxane compounds are introduced in the main chain of polycarbonate and thus exhibits the effects of improving impact strength at room temperature, impact strength at low-temperature, and melt index.

Abstract: Disclosed herein are polydiorganosiloxane-polycarbonate block copolymers having desirable optical properties, and methods of making such block copolymers. Also disclosed herein are analytical methods for evaluating hydroxyaryl end-capped polydialkylsiloxane monomers.

Abstract: Provided are a polycarbonate-based resin composition that brings together an excellent impact strength and excellent flame retardancy and a molded article thereof. The polycarbonate-based resin composition is a polycarbonate-based resin composition, including, with respect to 100 parts by mass of (A) a resin mixture formed of 30 to 100 mass % of (A-1) a polycarbonate-polyorganosiloxane copolymer which has a constituent unit represented by a general formula (I) and a constituent unit represented by a general formula (II), and in which an average number of repetitions of the constituent unit represented by the general formula (II) is 30 to 500, and 70 to 0 mass % of (A-2) an aromatic polycarbonate resin except the polycarbonate-polyorganosiloxane copolymer, 0.01 to 0.15 part by mass of (B) an alkali metal salt and/or alkaline earth metal salt of an organosulfonic acid, and 0.

Abstract: Provided is a method for economically and stably producing a high-quality polycarbonate-polyorganosiloxane copolymer excellent in, for example, transparency and impact resistance in a continuous manner.

Abstract: Disclosed herein is a thermoplastic resin composition, which includes a polycarbonate resin; and a rubber-reinforced vinyl copolymer, wherein the rubber-reinforced vinyl copolymer comprises a matrix including a branched vinyl copolymer which is a polymer of a monomer mixture including an alkyl (meth)acrylate and a reactive monomer, and a dispersed rubbery polymer in the matrix. The thermoplastic resin composition can exhibit excellent impact resistance and/or flowability.

Abstract: Composition for producing a filter material for radiation includes a silicone and at least one dye dispersed in the silicone, wherein the composition has a relative transmission of less than 20% for radiation of the wavelength of 400 nm to 700 nm, and has a relative transmission of greater than 50% for radiation of the wavelength of 850 nm to 1025 nm.

Abstract: The present invention provides a method for producing a polycarbonate-polyorganosiloxane copolymer economically and stably, in particular, the present invention is concerned with a method for continuous production of a polycarbonate-polyorganosiloxane copolymer including (A) a step of withdrawing a polymerization reaction solution obtained by polymerizing a dihydric phenol compound, a carbonate precursor, and a polyorganosiloxane in the presence of an alkaline compound aqueous solution and a water-insoluble organic solvent continuously or intermittently from a reactor; (B) a step of separating the polymerization reaction solution withdrawn in the step (A) into an aqueous phase and a water-insoluble organic solvent phase; and (C) a step of after washing the water-insoluble organic solvent phase separated in the step (B) with an acidic aqueous solution, separating the resultant into an aqueous phase and a water-insoluble organic solvent phase, wherein the content of the polycarbonate-polyorganosiloxane copolyme

Abstract: The present invention provides a method for producing a polycarbonate-polyorganosiloxane copolymer economically and stably, in particular, the present invention is concerned with a method for continuous production of a polycarbonate-polyorganosiloxane copolymer including (A) a step of withdrawing a polymerization reaction solution obtained by polymerizing a dihydric phenol compound, a carbonate precursor, and a polyorganosiloxane in the presence of an alkaline compound aqueous solution and a water-insoluble organic solvent continuously or intermittently from a reactor; (B) a step of separating the polymerization reaction solution withdrawn in the step (A) into an aqueous phase and a water-insoluble organic solvent phase; and (C) a step of after washing the water-insoluble organic solvent phase separated in the step (B) with an acidic aqueous solution, separating the resultant into an aqueous phase and a water-insoluble organic solvent phase, wherein the aqueous phase separated in the step (C) is extracted wit

Abstract: A silane compound is represented by Formula 1: wherein each R1 is independently a single bond, an ether group, a carbonyl group, a thioether group, a sulfone group, or a substituted or unsubstituted C1 to C20 hydrocarbon group, R2 and R3 are each independently a substituted or unsubstituted C1 to C20 hydrocarbon group, each R4 is independently hydrogen or a C1 to C5 hydrocarbon group, each X is independently halogen, a hydroxyl group, C1 to C20 alkoxy, or C6 to C20 aryloxy, each Y is independently a single bond, an amide group, a thioester group, a hydroxyethylene group, a carbonyl group, an aromatic group or an ester group, a and b are each independently an integer from 1 to 3, a+b is 4, no is an integer from 0 to 5, n is an integer from 5 to 50, and p and q are each independently an integer from 0 to 4.

Abstract: The invention is directed to phenyl-containing functional polysiloxanes and polycarbonate-polysiloxane copolymer compositions made therefrom having improved optical clarity and better low temperature impact resistance.

Abstract: A composition comprising: a first polycarbonate comprising a poly(siloxane-carbonate); a second polycarbonate different from the first polycarbonate; and optionally, a third polycarbonate different from the first and second polycarbonate; wherein the first polycarbonate is present in an amount effective to provide the siloxane units of in the first polycarbonate in an amount of at least 0.3 wt %, and the second polycarbonate is present in an amount effective to provide the bromine of the second polycarbonate in an amount of at least 7.8 wt %; and further wherein an article molded from the composition has an OSU integrated 2 minute heat release test value of less than 65 kW-min/m2 and a peak heat release rate of less than 65 kW/m2, and an E662 smoke test Dmax value of less than 200.

Abstract: A composition comprising: a first polycarbonate comprising a poly(siloxane-carbonate); a second polycarbonate different from the first polycarbonate; and optionally, a third polycarbonate different from the first and second polycarbonate; wherein the first polycarbonate is present in an amount effective to provide the siloxane units of in the first polycarbonate in an amount of at least 0.3 wt %, and the second polycarbonate is present in an amount effective to provide the bromine of the second polycarbonate in an amount of at least 7.8 wt %; and further wherein an article molded from the composition has an OSU integrated 2 minute heat release test value of less than 65 kW-min/m2 and a peak heat release rate of less than 65 kW/m2, and an E662 smoke test Dmax value of less than 200.

Abstract: A polycarbonate resin composition includes: (A) an aromatic polycarbonate in an amount of about 5 to about 95% by weight, (B) a siloxane-based polycarbonate in an amount of about 5 to about 90% by weight, and (C) a syndiotactic polystyrene in an amount of 0 to about 5% by weight. The polycarbonate resin composition can have excellent flowability, injection moldability, impact strength, chemical resistance, and transparency.

Abstract: A poly(siloxane) copolymer composition comprising: a first polymer comprising a first repeating unit, and a poly(siloxane) block unit, a second polymer different from the first polymer and comprising of bromine; and optionally, one or more third polymers different from the first polymer and second polymer; wherein siloxane units are present in the composition in an amount of at least 0.3 wt %, and bromine is present in the composition in an amount of at least 7.8 wt %, each based on the sum of the wt % of the first, second, and optional one or more third polymers; and further wherein an article molded from the composition has an OSU integrated 2 minute heat release test value of less than 65 kW-min/m2 and a peak heat release rate of less than 65 kW/m2, and an E662 smoke test Dmax value of less than 200.

Abstract: Disclosed herein is are thermoplastic compositions comprising a blend of a homopolycarbonate comprising units derived from an aromatic dihydroxy compound and a copolymer comprising isosorbide units and siloxane units. The copolymer comprising isosorbide units and siloxane units can further comprise non-isosorbide aliphatic units derived from a C14-44 aliphatic diacid, a C14-44 aliphatic diol or combination of these, aromatic units, aliphatic units derived from an oligomer having a weight average molecular weight of 900 to 4000 or a combination of some or all of the foregoing additional units.

Abstract: It is an object of the present invention to provide a polycarbonate-polydiorganosiloxane copolymer having improved transparency. The present invention is the polycarbonate-polydiorganosiloxane copolymer comprises a polycarbonate block and a polydiorganosiloxane block, wherein (i) the copolymer has an aggregation structure comprising a matrix of the polycarbonate and polydiorganosiloxane domains dispersed therein; (ii) the polydiorganosiloxane domains have an average size of 5 to 40 nm and a normalized dispersity of not more than 30%; and (iii) the total light transmittance is not less than 88%.

Abstract: An apparatus and method for producing the apparatus that is used to bind one or more different types of target molecules to a polymer surface that has been treated, and thereby activated, according to the method. A three or four step process to activate the surface is described. After activation, a fifth step immerses the activated surface into a liquid which binds a quantity of the target molecules to the polymer surface by chemical binding and/or by molecularly imprinted polymers and/or by modified carbon nanotubes. The method is used to convert an inert polymer surface into the activated surface. Either ion exchange binding (3 step process) or binding by the use of molecularly imprinted polymers and/or carbon nanotubes (four step process) or both are simultaneously used to provide the apparatus that is capable of binding and thereby extracting a quantity of the target molecules from the liquid.

Abstract: A composition comprising: a first polymer comprising a poly(etherimide-siloxane) copolymer comprising (a) a repeating polyetherimide unit, and (b) a poly(siloxane) block unit, a second polymer different from the first polymer and comprising bromine; and optionally, a third polymer comprising a polycarbonate different from the first polymer and second polymer; wherein polysiloxane block units are present in the composition in an amount of at least 0.3 wt %, and bromine is present in the composition in an amount of at least 7.8 wt %, each based on the sum of the wt % of the first, second, and third polymers; and further wherein an article molded from the composition has an OSU integrated 2 minute heat release test value of less than 65 kW-min/m2 and a peak heat release rate of less than 65 kW/m2, and an E662 smoke test Dmax value of less than 200.

Abstract: Disclosed herein is a flame retardant composition comprising 10 to 90 weight percent of a linear polycarbonate; a branched polycarbonate; 10 to 70 weight percent of a polysiloxane-polycarbonate copolymer; and 1 to 20 weight percent of a phosphazene compound; were all weight percents are based on the total weight of the composition. Disclosed herein too is a method comprising blending 10 to 90 weight percent of a linear polycarbonate; a branched polycarbonate; 10 to 70 weight percent of a polysiloxane-polycarbonate copolymer; and 1 to 20 weight percent of a phosphazene compound; to form a flame retardant composition; were all weight percents are based on the total weight of the composition.

Abstract: Disclosed herein is a process for preparing a linear hydroxyaryloxy-functional polydiorganosiloxanes having controlled structures. The process includes the step of reacting a linear ?,?-bisacyloxypolydiorganosiloxane with at least one bisphenolic compound, or hydroxy-functional oligomer thereof, in such a molar ratio that the phenolic groups in the bisphenolic compound or the hydroxy-functional oligomer thereof to the acyloxy groups in the ?,?-bisacyloxypolydiorganosiloxane is less than 2.0. Also disclosed are hydroxyaryloxy-functional polydiorganosiloxanes produced from the process and the polysiloxane/polyorgano block copolymers made using the hydroxyaryloxy-functional siloxanes.

Abstract: Disclosed herein are methods and compositions polycarbonate blend compositions with improved appearance characteristics and impact characteristics. The resulting compositions, comprising a polycarbonate polymer, a first polysiloxane-polycarbonate copolymer, a second polysiloxane-polycarbonate copolymer, and optionally a color composition, can be used in the manufacture of articles while still retaining advantageous mechanical properties, melt flow properties, and appearance characteristics such as the ability to achieve deep black and bright white colors. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present disclosure.

Abstract: A polycarbonate resin includes a repeating unit in its main chain of the following Chemical Formula 1: wherein the substituents are as defined in the specification.

Abstract: The present invention provides a method for producing a polycarbonate-polyorganosiloxane copolymer economically and stably, in particular, the present invention is concerned with a method for continuous production of a polycarbonate-polyorganosiloxane copolymer including (A) a step of withdrawing a polymerization reaction solution obtained by polymerizing a dihydric phenol compound, a carbonate precursor, and a polyorganosiloxane in the presence of an alkaline compound aqueous solution and a water-insoluble organic solvent continuously or intermittently from a reactor; (B) a step of separating the polymerization reaction solution withdrawn in the step (A) into an aqueous phase and a water-insoluble organic solvent phase; and (C) a step of after washing the water-insoluble organic solvent phase separated in the step (B) with an acidic aqueous solution, separating the resultant into an aqueous phase and a water-insoluble organic solvent phase, wherein the content of the polycarbonate-polyorganosiloxane copolyme

Abstract: A multilayer film includes a protective layer, a color layer and an adhesive layer, with a molding film disposed between either of the adjoining pairs of layers or on an opposite surface of the protective layer to the color layer, wherein the protective layer contains a polyurethane resin (U) formed at least from an active hydrogen component (A) and an organic isocyanate component (B) and having a polycarbonate skeleton with an alicyclic hydrocarbon group and that conditions (1) and/or (2) are satisfied: (1): The polyurethane resin (U) is a polyurethane resin (U1) having an alkoxysilyl and/or a silanol group in a molecule, (2): The protective layer contains a compound (X) having a glycidyl ether, and an alkoxysilyl and/or a silanol group, and the polyurethane resin (U) is a polyurethane resin (U2) that has an amino group, or a carboxyl group and/or a salt thereof.

Abstract: Provided is a polycarbonate-polyorganosiloxane copolymer having high impact resistance and excellent transparency, in particular, a high total light transmittance and a small haze, and a method of producing thereof. Specifically, provided is a polycarbonate-polyorganosiloxane copolymer, containing a main chain having a repeating unit represented by the following general formula (I) and a constituent unit represented by the following general formula (II), in which: n in the general formula (II) is 25 to 50; and the copolymer satisfies the following conditions (a) and (b): (a) a molded article having a thickness of 2 mm made of the copolymer has a total light transmittance measured based on ISO 13468 of 88% or more and a haze measured based on ISO 14782 of 0.7% or less; and (b) a molded article having a thickness of 3 mm made of the copolymer has a total light transmittance measured based on ISO 13468 of 88% or more and a haze measured based on ISO 14782 of 1.0% or less.

Abstract: A polycarbonate resin composition includes about 100 parts by weight of a base resin including a polycarbonate resin (A) and a polycarbonate-polysiloxane copolymer (B); and about 0.1 to about 10 parts by weight of polyalkylaryl siloxane (C) having a refractive index of about 1.42 to about 1.59. The composition can exhibit high gloss and blackness and can have excellent impact resistance, heat resistance, light resistance, and mar resistance (resistance to fine scratches).

Abstract: The present invention relates to a polysiloxane-polycarbonate copolymer and a method of manufacturing the same. More specifically, the present invention relates to a polysiloxane-polycarbonate copolymer in which the molecular weight of the siloxane monomer constituting the copolymer is maintained in a specifically high level and thus excellent low-temperature impact resistance can be achieved even with low siloxane content, and the viscosity of the copolymer is maintained in a low level and thus flowability and moldability can be improved; and a method of manufacturing the same.

Abstract: The present disclosure relates to thermoplastic compositions. The disclosed compositions comprise a polycarbonate polymer, a polysiloxane-polycarbonate copolymer, a laser direct structuring additive, and a siloxane additive. Also disclosed are methods for making the disclosed thermoplastic compositions and articles of manufacture comprising the disclosed thermoplastic compositions.