Abstract: The present invention aims to provide a bead apex rubber composition and a pneumatic tire which are capable of improving the handling stability, fuel economy and proccessability in a balanced manner, and preventing deterioration of the handling stability. The bead apex rubber composition includes: a rubber component; a carbon black; and a phenolic resin, wherein the carbon black has a COAN of 95 to 130 ml/100 g and a BET specific surface area of 25 to 50 m2/g.

Abstract: A flame-retardant resin composition comprises a base resin (A), such as a polyester or polycarbonate resin, and an aromatic organophosphorus compound, in particular, aromatic organophosphorus oligomers or polymers.

Abstract: A polyamide resin composition according to the present invention comprises (A) crystalline polyamide resin having a glass transition temperature (Tg) of about 50 to about 100° C.; (B) crystalline polyamide resin having a glass transition temperature (Tg) of about 110 to about 160° C.; (C) inorganic filler; (D) white pigment; and (E) light stabilizer, and can have excellent surface gloss, surface reflectance, heat resistance, mechanical strength, moldability, light stability and discoloration resistance.

Abstract: A polyamide resin composition according to the present invention comprises (A) about 10 to about 70% by weight of crystalline polyamide resin, (B) about 10 to about 70% by weight of amorphous polyamide resin with a glass transition temperature of about 110 to about 200° C., (C) about 10 to about 60% by weight of inorganic filler, (D) about 10 to about 50% by weight of white pigment, and (E) about 0.05 to about 2 parts by weight of light stabilizer, based on about 100 parts by weight of the crystalline polyamide resin (A), the amorphous polyamide resin (B), the inorganic filler (C) and the white pigment (D), and can have excellent surface reflectance, heat resistance, mechanical strength, moldability, light stability and discoloration resistance.

Abstract: A method for the preparation of fluoropolymer powdered materials is disclosed. A suspension of solid fluoropolymer particles in a liquid carrier, preferably water, is frozen and the frozen carrier is then removed by sublimation at sub-atmospheric pressure to produce a dry powder of fluoropolymers particles.

Abstract: Provided is a polycarbonate resin composition which contains specific amounts of a glass filler and glossy particles, which can be molded into an article in which no difference in lightness is visually observed between the left side and the right side of the weld line, and which has excellent optical properties and flame retardancy. The polycarbonate resin composition contains: a composition formed of an aromatic polycarbonate resin (A) and a glass filler (B) having a difference in refractive index 0.002 or less from the aromatic polycarbonate resin of; glossy particles (C-1) having an average particle diameter of 10 ?m or more and less than 50 ?m; glossy particles (C-2) having an average particle diameter of 50 to 300 ?m; a silicone compound (D) having a reactive functional group; and an organic alkali metal salt compound and/or an organic alkali earth metal salt compound (E).

Abstract: The invention relates to a halogen free flame retardant polyester composition suitable for use as a molding composition for making lampholders, comprising (A) a polymeric material consisting for at least 50 wt. %, relative to the total weight of the polymeric material, of a thermoplastic polyester; (B) a flame retardant system in an amount of 11-35 wt. %, relative to the total weight of (A), (B) and (C), and consists of: melamine cyanurate, and optionally one or more of the following flame retardant components: another phosphorus-free nitrogen based organic flame retardant compound, a phosphorus containing flame retardant excluding elementary phosphorus, in an amount of less than 1 wt. %, relative to the total weight of (A), (B) and (C); an inorganic flame retardant synergist, and an organic flame retardant synergist (C) a fibrous reinforcing agent in an amount of 5-35 wt. %, relative to the total weight of (A), (B) and (C); and (D) a mould release agent in an amount of at least 0.01 wt.

Abstract: Provided are: a polycarbonate resin composition which is excellent in mechanical properties, physical properties, optical properties, and flame retardancy, including: a composition formed of an aromatic polycarbonate resin (A) and a glass filler (B) having a difference in refractive index of 0.002 or less from the aromatic polycarbonate resin; glossy particles (C-1) having an average particle diameter of 10 ?m or more and less than 50 ?m; glossy particles (C-2) having an average particle diameter of 50 to 300 ?m; and a silicone compound (D) having a reactive functional group; a polycarbonate resin molded article obtained by molding the polycarbonate resin composition; and a method of producing a polycarbonate resin molded article, involving subjecting the polycarbonate resin composition to injection molding at a mold temperature of 120° C. or higher.

Abstract: The present disclosure provides a lubricious polymeric composition that includes polymer and one or more lubricants. Articles formed from the lubricious polymeric composition possess enhanced softness, flexibility and lubricity. The present disclosure also provides a method for making an article formed from a lubricious polymeric composition having polymer and one or more lubricants.

Abstract: Thermoplastic molding compositions, comprising A) from 10 to 98% by weight of a thermoplastic polymer, B) from 0.5 to 40% by weight of a flame retardant compound comprising phosphorus, C) from 0.5 to 35% by weight of iron sulfide, D) from 0 to 70% by weight of further additives, where the total of the percentages by weight of components A) to D) is 100%.

Abstract: A laminated composition includes a first polymer layer having a first surface and a second surface; a second polymer layer having a first surface and a second surface; and an adhesive layer joining the second surface of the first polymer layer to a first surface of the second polymer layer; where the adhesive layer includes a heat-shrinkable resin including heat-generating particles.

Abstract: Disclosed are surfactant-stabilized latex emulsions which can be used as binders in paper coating compositions. Such latex emulsions comprise an interpolymer formed by emulsion polymerizing monomers selected from vinyl esters, e.g., vineyl acetate; ethylene; certain unsaturated mono- and di-carboxylic acid materials such as acrylic acid or maleic anhydride; and certain polyethylenically unsaturated cross-linking co-monomers such as diallyl phthalate. These latex emulsions are stabilized with surfactants which are substantially free of environmentally suspect alkyl phenol ethoxylates (APEs). The paper coating compositions containing latex emulsion binders of this type exhibit especially desirable coating strength as quantified by the Dry Pick Values (as defined herein) which such compositions provide.

Abstract: A heat-curable resin composition that yields a cured product having excellent heat resistance and light resistance, and a premolded package molded using the composition. The heat-curable resin composition comprises components (A) to (E) listed below: (A) an isocyanuric acid derivative containing at least one epoxy group within each molecule, in an amount of 100 parts by mass, (B) a silicone resin containing at least one epoxy group within each molecule, in an amount of 10 to 1,000 parts by mass, (C) an acid anhydride curing agent, in an amount such that the ratio of [total epoxy group equivalents within component (A) and component (B)/carboxyl group equivalents within component (C)] is within a range from 0.6 to 2.2, (D) a curing accelerator, in an amount within a range from 0.

Abstract: A fluoropolymer composition having a total luminous transmittance (TT) of less than 15%, when measured according to ASTM D1003 on a sample having a thickness of about 50 ?m, said composition comprising: at least one hydrogen-containing fluoropolymer [polymer (A)]; from 5 to 80% by weight of (A) of at least one inorganic pigment [pigment (I)]; and from 1 to 99% by weight of (I) of at least one per(halo)fluoropolymer chosen among tetrafluoroethylene (TFE) copolymers having a dynamic viscosity at a shear rate of 1 rad×sec?1 of less than 100 Pa×sec at a temperature of 280° C. [polymer (B)]. By adding polymer (B) to the composition based on polymer (A) it is advantageously possible to obtain an even dispersion of the pigment (I) so that a composition possessing outstanding opacity and still being processable under the form of films, so as to provide adequate mechanical properties, can be manufactured therefrom.

Abstract: The present invention provides a plain bearing having improved bearing properties, especially anti-seizure property, initial conformability and cavitation resistance. According to the present invention, a sliding layer is provided on a surface of a bearing alloy layer comprising of a copper-based or aluminum-based alloy, thereby the sliding layer is so structured that, to a polyamide-imide resin of a main constituent, a polyamide resin is added and mixed under a high shear force to form a polymer-alloyed resin binder, in which 1 to 75% by mass of a solid lubricant is dispersed. The sliding layer can have high toughness and strength, as well as improved anti-seizure property, initial conformability and cavitation resistance.

Abstract: A composition, having an improved resistance to yellowing under heat aging, comprising at least 20 weight % of at least one polycondensation polymer having a heat deflection temperature of above 80° C. under a load of 1.82 MPa when measured according to ASTM D648, from 0 to 5 weight % of at least one polymer having a heat deflection temperature of at most 80° C. under a load of 1.82 MPa when measured according to ASTM D648, a white pigment; and a black pigment provides resistance to heat aging induced yellowing. The polycondensation polymers are advantageously selected from the group consisting of polyarylethersulfones, at least partially aromatic polyamides, polyamideimides, liquid crystalline polymers, polyimides, polyetherimides, polyaryletherketones, and polyphenylene sulfides. The polymer composition can be molded to form a variety of articles, including LED components, such as reflectors, reflector cups, and scramblers.

Abstract: The invention concerns an aqueous specific silica-based nanocomposite polymer dispersion, a method for preparing same, a coating composition, in particular protective, containing said dispersion, for applications requiring high anti-corrosive, anti-abrasive and chemical resistance performances. It concerns an aqueous nanocomposite polymer dispersion obtainable by an emulsion polymerization process of at least one monomer composition in the presence of at least one aqueous silica nanoparticle dispersion, said monomer composition being added at least in one step into the reactor already containing the aqueous silica nanoparticle dispersion, said aqueous silica nanoparticle dispersion having an anionic character and being stable in a pH range between 2 to 10, and said emulsion polymerization being performed in the presence of at least one organic initiator free of any ionic group and in the absence of any monomer or cationic dispersant.

Abstract: Disclosed is a long fiber-reinforced colored pellet. The long fiber-reinforced colored pellet may include a thermoplastic polymer resin, a fiber reinforced material having a length of about 5 to 50 mm, and a pigment. In this instance, the thermoplastic polymer resin has a melt index (MI) of about 0.1 to 80 g/10 min at about 230° C. and under about 2.16 kg load, and a surface hardness of the pigment is about 5 or less.

Abstract: An exemplary plastic formulation is disclosed for the production of plastic bottles in a two-stage stretch blow-molding process, and includes at least 60% of HDPE (High Density Polyethylene) having a density of 0.941 g/cm3 to 0.965 g/cm3 and according to ISO 1133 a melt index 190° C./2.16 kg of 0.1 to 0.9 g/10 min. The HDPE contains a mono-modal or multi-modal HDPE having a second melt index 190° C./21.6 kg of 5 g/10 min to 50 g/10 min according to ISO 1133. A method is disclosed for producing a plastic bottle in a two-stage stretch blow-molding process using the plastic formulation.

Abstract: A thermally conductive polyamide compound is disclosed. The compound comprises a polyamide matrix and zinc sulfide dispersed in the matrix. Optionally, reinforcing filler or a second polymer or both is present. Optionally, thermal carbon black or the combination of thermal carbon black and colorant is present. The compound can be extruded or molded into a heat dissipating article.

Abstract: This invention relates to compounds, polymeric compounds, and compositions used to prepare semiconductor and optoelectronic materials and devices including thin film and band gap materials. This invention provides a range of compounds, polymeric compounds, compositions, materials and methods directed ultimately toward photovoltaic applications, transparent conductive materials, as well as devices and systems for energy conversion, including solar cells. In particular, this invention relates to polymeric precursor compounds and precursor materials for preparing photovoltaic layers. A compound may contain repeating units {MB(ER)(ER)} and {MA(ER)(ER)}, wherein MA is a combination of Cu and Ag, each MB is In or Ga, each E is S, Se, or Te, and each R is independently selected, for each occurrence, from alkyl, aryl, heteroaryl, alkenyl, amido, silyl, and inorganic and organic ligands.

Abstract: The present invention relates to compositions such as coatings, printing inks or cosmetics, which contain pigments comprising or consisting of a layer made of a material with an index of refraction that is higher than the index of refraction of the adjacent material by at least 0.25; whereas said layer has a zero-order diffractive micro-structure; whereas said layer acts as an optical waveguide and whereas said layer has a thickness between 50 nm and 500 nm; to processes for its manufacture and to its use. These pigments show a colour effect upon rotation and/or tilting, and it is believed that this colour effect is based on zero-order diffraction.

Abstract: A water-base adhesive mix for producing tyres, having, by weight, 5 to 80% water, 10 to 60% of a cross-linkable unsaturated-chain polymer base, 0.2 to 1% sulphur, 0.1 to 3% zinc oxide, 0.1 to 1% of accelerating agents, 0.1 to 15% of emulsifiers, and 0.01 to 30% of a carbon black having —ArAy type functional surface groups, where: Ar is an aromatic radical from the group including phenyl, naphthyl, anthracenyl, phenanthrenyl, biphenyl and pyridinyl; A is a COO? or SO3? functional group; y is a whole number from 1 to 5 when Ar is phenyl, from 1 to 7 when Ar is naphthyl, from 1 to 9 when Ar is anthracenyl, phenanthrenyl or byphenyl, and from 1 to 4 when Ar is pyridinyl.

Abstract: The present relates to nylon-5,10 molding compositions comprising A) from 40 to 90% by weight of a nylon-5,10, B) from 10 to 60% by weight of fiber-containing or mineral-containing fillers, C) from 0 to 20% by weight of further additives, where the total of the percentages by weight of components A) to C) is 100%. The present invention moreover relates to a process for the preparation of these molding compositions, to the use of these molding compositions for the production of moldings of any type, and to the resultant moldings, preferably motor vehicle bodywork parts or electronics components of any type, foils, and fibers.

Abstract: Disclosed herein is a flame retardant thermoplastic polyester resin composition comprising: (A) about 100 parts by weight of a polyester resin; (B) about 1 to about 60 parts by weight of a cyclic oligomeric phosphazene compound; (C) about 1 to about 50 parts by weight of a melamine compound; (D) about 1 to about 20 parts by weight of a inorganic metal compound; and (E) about 0.1 to about 5 parts by weight of a fluorinated polyolefin resin. The thermoplastic polyester resin composition may further contain a filler (F).

Abstract: By further incorporating a reductant into a composition including an oxyalkylene polymer prepared by polymerization in the presence of a cobalt-containing double metal cyanide complex catalyst; and an acrylic polymer prepared by radical polymerization in the presence of a mercapto group-containing compound, a resin composition in which excessive coloration is prevented and that is suitably used for an adhesive or the like is prepared.

Abstract: Provided are: a polycarbonate resin composition which is excellent in mechanical properties, physical properties, optical properties, and flame retardancy, including: a composition formed of an aromatic polycarbonate resin (A) and a glass filler (B) having a difference in refractive index of 0.002 or less from the aromatic polycarbonate resin; glossy particles (C-1) having an average particle diameter of 10 ?m or more and less than 50 ?m; glossy particles (C-2) having an average particle diameter of 50 to 300 ?m; and a silicone compound (D) having a reactive functional group; a polycarbonate resin molded article obtained by molding the polycarbonate resin composition; and a method of producing a polycarbonate resin molded article, involving subjecting the polycarbonate resin composition to injection molding at a mold temperature of 120° C. or higher.

Abstract: The present invention aims to provide a polycarbonate resin composition containing, with respect to 100 parts by mass of a composition formed of (A) 60 to 90 parts by mass of an aromatic polycarbonate resin containing a polycarbonate-polyorganosiloxane copolymer and (B) 40 to 10 parts by mass of a glass filler having a refractive index smaller or larger than that of the aromatic polycarbonate resin by 0.002 or less, (C) 0.05 to 2.0 parts by mass of a silicone compound having a reactive functional group and (D) 0.05 to 7.0 parts by mass of glossy particles, a polycarbonate resin molded article obtained by molding the composition, and a method of producing the polycarbonate resin molded article including subjecting the composition to injection molding at a mold temperature of 120° C. or higher to provide the molded article.

Abstract: Provided is a polycarbonate resin composition which contains specific amounts of a glass filler and glossy particles, which can be molded into an article in which no difference in lightness is visually observed between the left side and the right side of the weld line, and which has excellent optical properties and flame retardancy. The polycarbonate resin composition contains: a composition formed of an aromatic polycarbonate resin (A) and a glass filler (B) having a difference in refractive index 0.002 or less from the aromatic polycarbonate resin of; glossy particles (C-1) having an average particle diameter of 10 ?m or more and less than 50 ?m; glossy particles (C-2) having an average particle diameter of 50 to 300 ?m; a silicone compound (D) having a reactive functional group; and an organic alkali metal salt compound and/or an organic alkali earth metal salt compound (E).

Abstract: Gamma radiation sterilizable, reinforced polymer composition (C) comprising: at least one semi-aromatic polyamide (PA), at least one filler (F) selected from platy fillers, acicular fillers and fibrous fillers, and at least one inorganic pigment (IP) having a Mohs hardness of at most 4.5 and a refractive index of at least 1.70.

Abstract: An inexpensive fluorescent object is provided which may be used, for example, as a test object for color adjustment of a fluorescent endoscope system. The fluorescent object generates fluorescence while minimizing the generation of ‘noise’ at undesired wavelengths, and is made using a plastic that substantially does not deteriorate upon exposure to U.V. and visible radiation. A method of producing the fluorescent object is disclosed, namely, a plastic powder (such as PTFE) and an inorganic fluorescent powder (such as Mn-doped ZnS) are blended so as to form a mixture of these components, and the mixture is then molded by applying pressure to the mixture. An important feature of the invention is that heat is not added during any phase in the production of the fluorescent object, thereby preventing the inorganic fluorescent powder from being denatured when producing the fluorescent object.

Abstract: Polymer compositions are disclosed that are blends of polyesters prepared from terephthalic acid, 2,2,4,4-tetramethyl-1,3-cyclobutanediol, and optionally 1,4-cyclohexanedimethanol, with a reinforcing mineral filler. The composition of the blend includes up to about 40 weight % of the mineral. These formulations have a combination of toughness, heat resistance, and high modulus making the materials particularly useful in engineering molding plastics.

Abstract: A golf ball made from a composition that includes at least one triboluminescent material. In one embodiment, the golf ball includes a core; an outer cover layer; one or more intermediate layers; and a coating layer disposed on the outer cover layer, wherein at least one of the core, the outer cover layer, the intermediate layer, or the coating layer comprises at least one triboluminescent material. In another embodiment, the golf ball includes a core; an outer cover layer; and one or more intermediate layers; wherein at least one of the core, the outer cover layer, or the intermediate layer comprises at least one triboluminescent material.

Abstract: The present invention relates to a method for preparing (pearlescent) pigments, comprising the steps of: (1) coating of a sheet silicate with a desired metal oxide, wherein coated flakes are obtained, (2) delamination of the coated flakes obtained in step (1), wherein exfoliated coated flakes and exfoliated non-coated flakes are obtained, (3) separation of the exfoliated coated flakes from the exfoliated non-coated flakes, (4) coating the exfoliated coated flakes obtained in step (3) with metals, metal oxides, metal sulfides, metal nitrides or mixtures thereof, wherein a (pearlescent) pigment is obtained; to (pearlescent) pigments, obtainable by the process and to the use of the (pearlescent) pigments in paints, ink-jet printing, for dyeing textiles, for pigmenting coatings, printing inks, plastics, cosmetics, glazes for ceramics and glass.

Abstract: A rubber composition controlling the increase of aging hardness of a studless tire and keeping good performance on snow and ice for long period is provided. A rubber composition for a studless tire including at most 0.5 part by weight of sulfur and 1 to 30 parts by weight of an organic vulcanizing agent satisfying the general formula (1): —(R—Sx)n—??(1) (wherein R is (CH2—CH2—O)m—CH2—CH2, x is an integer of 3 to 6, n is an integer of 10 to 400 and m represents an integer of 2 to 5) based on 100 parts by weight of a rubber component, wherein the content of a natural rubber and/or a polybutadiene rubber is at least 80% by weight in the rubber component, and tan ? peak temperature Tg is at most ?50° C. and rubber hardness at 0° C. is at most 64.

Abstract: The present invention relates to a plastic comprising zinc sulphide and to its use.

Abstract: An insulation compound for a medium-voltage power cable, comprising a polymer comprising ethylene and one or more C3-C8 alpha olefins; and one or more metal sulfides.

Abstract: In a method for manufacturing a nanoparticle, a precursor (e.g., transition metal complex) mixed with polyethylene glycol (PEG) is thermally decomposed. A nanoparticle is formed from the thermal decomposition. PEG is cost effective and less toxic than chemicals that are conventionally used for nanoparticle production, so that costs for manufacturing the nanoparticle may be decreased. Further, PEG may be reused to produce more nanoparticles.

Abstract: A heat-curable resin composition that yields a cured product having excellent heat resistance and light resistance, and a premolded package molded using the composition. The heat-curable resin composition comprises components (A) to (E) listed below: (A) an isocyanuric acid derivative containing at least one epoxy group within each molecule, in an amount of 100 parts by mass, (B) a silicone resin containing at least one epoxy group within each molecule, in an amount of 10 to 1,000 parts by mass, (C) an acid anhydride curing agent, in an amount such that the ratio of [total epoxy group equivalents within component (A) and component (B)/carboxyl group equivalents within component (C)] is within a range from 0.6 to 2.2, (D) a curing accelerator, in an amount within a range from 0.

Abstract: Disclosed is a thermoplastic composition including at least one semi-aromatic polyamide having a glass transition equal to or greater than 100° C. and a melting point of equal to or greater than 280° C.; a thermally conducting filler having a thermal conductivity of at least 5 W/mK, for instance CaF2 powder; and at least one hyperbranched polyesteramide having terminal hydroxy groups; and molded articles made therefrom.

Abstract: A composition, having an improved resistance to yellowing under heat aging, comprising at least 20 weight % of at least one polycondensation polymer having a heat deflection temperature of above 80° C. under a load of 1.82 MPa when measured according to ASTM D648, from 0 to 5 weight % of at least one polymer having a heat deflection temperature of at most 80° C. under a load of 1.82 MPa when measured according to ASTM D648, a white pigment; and a black pigment provides resistance to heat aging induced yellowing. The polycondensation polymers are advantageously selected from the group consisting of polyarylethersulfones, at least partially aromatic polyamides, polyamideimides, liquid crystalline polymers, polyimides, polyetherimides, polyaryletherketones, and polyphenylene sulfides. The polymer composition can be molded to form a variety of articles, including LED components, such as reflectors, reflector cups, and scramblers.

Abstract: A cool roof covering that includes a protective coating formed from an aqueous coating composition and aggregate embedded in the protective coating, wherein the roof covering has a solar reflectance of at least 70% and a thermal emittance of at least 0.75.

Abstract: Zinc sulphide having a high specific surface area, a process for producing it and the use of this zinc sulphide.

Abstract: A method of preparing an amine-cured silicone composition is provided that is resistant to a hydrocarbon fluid, such as a transmission fluid, and other harsh environments when cured. The silicone composition includes a dihydroxy-terminated silicone fluid, a filler material and an amine-cured cross-linking agent, the composition containing substantially no plasticizer, and wherein the cured composition can be utilized as a sealant that is resistant to exposure to transmission fluid and high temperatures for extended periods of time. The silicone composition provides effective sealant properties that withstand the foregoing conditions present in the transmission fluids. Methods of using the cured silicone sealants made from the present compositions are also provided.

Abstract: A silicone composition is provided that is resistant to a hydrocarbon fluid, such as a transmission fluid, and other harsh environments when cured. The silicone composition includes a dihydroxy-terminated silicone fluid, a filler material and amine-cured cross-linking agent, the composition containing substantially no plasticizer, and wherein the cured composition can be utilized as a sealant that is resistant to exposure to transmission fluid and high temperatures for extended periods of time. The silicone composition provides effective sealant properties that withstand the foregoing conditions present in the transmission fluids. Methods of making and using the cured silicone sealants made from the present compositions are also provided.

Abstract: A flame retardant synthetic fiber and a flame retardant fiber composite that satisfy high flame retardance and high fire resistance, a method for producing the flame retardant synthetic fiber and the flame retardant fiber composite, and a textile product are provided. The flame retardant synthetic fiber of the present invention includes a polymer (1) containing 30 to 70 parts by mass of acrylonitrile, 70 to 30 parts by mass of a halogen-containing vinylidene monomer and/or a halogen-containing vinyl monomer, and 0 to 10 parts by mass of a vinyl-based monomer copolymerizable therewith, based on 100 parts by mass of the polymer, and at least one kind of a metal compound (2) that accelerates a dehalogenation reaction of the polymer (1) during burning and a carbonization reaction of the polymer (1) during burning, wherein the flame retardant synthetic fiber has a shrinkage variation of 45% or less when a temperature is raised from 50° C. to 300° C. under a load of 0.0054 mN/dtex.

Abstract: A resin composition for laser engraving, including: a binder polymer; and a metal compound containing a metal selected from the group consisting of metals in Group 1 to Group 15 in the periodic table.

Abstract: Disclosed herein is a polycarbonate copolymer comprising A) a structure derived from a dihydroxy alkylene oxide compound selected from the group consisting of formula (1a) and formula (1b): H-(E-X)l—OH??(1a) H-(E-X-E)l-OH??(1b) wherein E and X are different and each and independently are selected from the group consisting of formula (2a) and formula (2b): —(OCH2CH2)m—??(2a) —(OCHRCH2)n—??(2b) wherein R is a C1-8 alkyl group; l, m, and n are integers greater than or equal to 1; and wherein the weight average molecular weight of the total amount of the structures corresponding to formula (2b) in the copolymer is between 100 and 2,000 g/mol; and B) a structure derived from a dihydroxy aromatic compound, wherein the weight percentages are based on the total weight of the structures of A) and B).

Abstract: Disclosed herein is a polycarbonate copolymer comprising A) a structure derived from a dihydroxy alkylene oxide compound selected from the group consisting of formula (1a) and formula (1b): H-(E-X)l—OH??(1a) H-(E-X-E)l-OH??(1b) wherein E and X are different and each and independently are selected from the group consisting of formula (2a) and formula (2b): —(OCH2CH2)m—??(2a) —(OCHRCH2)n—??(2b) wherein R is a C1-8 alkyl group; l, m, and n are integers greater than or equal to 1; and wherein the weight average molecular weight of the total amount of the structures corresponding to formula (2b) in the copolymer is between 100 and 2,000 g/mol; and B) a structure derived from a dihydroxy aromatic compound, wherein the weight percentages are based on the total weight of the structures of A) and B).

Abstract: A resin composition is provided which is made flame retardant using a non-halogen flame retardancy-imparting component, and the resin composition containing HIPS as a resin component is particularly provided. A salt of succinic acid and/or a salt of malic acid or a metal sulfide is used as the flame retardancy-imparting component and this component is kneaded with the resin component such as a polystyrene polymer to produce the resin composition. Further, the resin composition is injection-molded into exterior bodies of home electric appliances. The use of molybdenum disulfide, disodium succinate or dipotassium succinate, as the flame retardancy-imparting component makes it possible to provide the resin composition of excellent flame retardancy as a non-halogen material.