Abstract: A composition including at least one polyamide polymer obtained from at least one reactive polyamide prepolymer including at least one chain extender (PA1-All1-PA1), the polyamide polymer being prepared at a temperature T1 no lower than the temperature melting temperature or glass transition temperature of the polymer and having a mean molecular weight Mn1. The composition has a melt viscosity which can be modulated according to the temperature to which the composition is exposed, wherein the temperature is between T2 and T3, T2 and T3 being higher than T1, and the melt viscosity ?2 or ??3 observed at the temperature T2 or T3, respectively, being lower than the melt viscosity ?2 or ?3 of the polyamide polymer, which does not include a chain extender and has the same mean molecular weight Mn1(PA1) observed at the same temperature T2 or T3. The composition includes one or more polyamides.

Abstract: The present disclosure provides a production method of a semi-aromatic polyamide, and a semi-aromatic polyamide. Said production method of a semi-aromatic polyamide includes: step 1 of subjecting an initial charge of a diamine and a binary acid in an amine/acid molar ratio of less than 1.0 to form a slurry together with water and a catalyst, and subjecting the slurry to heating and dissolution to form a saline solution; step 2 of dehydrating said saline solution after detecting the composition thereof, detecting the content of diamine in a steam condensate from a dehydration unit, adjusting the amine/acid molar ratio to be larger than 1.0 by a molten diamine and a monoacid as a molecular weight regulator, and performing pre-polymerization; and step 3 of subjecting a pre-polymerization solution to post-polycondensation after vacuum flashing. The semi-aromatic polyamide of the present disclosure has a low gel content, excellent performance and extensive scope of application.

Abstract: A black molecular adsorber coating (MAC-B) composition is provided that exhibits adsorptive capabilities and reduces the effects of optical path degradation and system performance degradation when formed into a black coating having low reflectivity. The coating can be used in stray light control applications or within light paths between optical systems to absorb light and reduce the effects of optical path degradation. The coating can be used in vacuum systems to adsorb molecular contaminants and to reduce vacuum pressure levels. The coating composition can be sprayed onto interior surfaces, such as optical cavities of cameras, telescopes, lasers, baffles, detectors systems, and electronics boxes to control performance degradation due to outgassed molecular contaminants.

Abstract: The present invention provides an extruded flexible flat cable, which has a superior formability, flexibility, adhesiveness, and fire-retardancy, with a low manufacturing cost. The flexible flat cable of the present invention is adapted for sliding door of a motor vehicle and also other parts. The extruded flexible flat cable has a conductor covered with an insulation layer extrude-formed with an extrusion molding method. The insulation layer is formed from a fire-retardant resin composition containing a modified polybutylene terephthalate and a fire-retardant additive. The fire-retardant resin composition has a melting point of 170-215 degrees C. measured in reference to JIS K7121 with a differential thermal analysis at a rate of temperature increase of 10 degrees C. per minute.

Abstract: A thermoplastic composition including a) a thermoplastic resin and b) a laser direct structuring (LDS) additive in an amount of at least 1 wt. % with respect to the weight of the total composition, wherein the LDS additive includes a mixed metal oxide including at least tin and a second metal selected from the group consisting of antimony, bismuth, aluminium and molybdenum, wherein the LDS additive includes at least 40 wt. % of tin and wherein the weight ratio of the second metal to tin is at least 0.02:1.

Abstract: A composition that contains from 30 to 95 wt. %, based on the total weight of the composition, of a thermoplastic component and an effective amount of a flow-enhancing component. The effective amount of the flow-enhancing component reduces the viscosity of the composition by at least 10% compared to the viscosity of a composition comprising the thermoplastic component, but not an effective amount of the flow-enhancing component. The thermoplastic component is selected from the group consisting of polycarbonates, polyesters, and combinations thereof. The flow-enhancing component comprises b1) a component selected from the group consisting of metal oxides, metalloid oxides, metal alkoxides, metalloid alkoxides, and combinations thereof and b2) a mineral filler component. The weight ratio of component b1) to component b2) ranges from 1:25 to 25:1. A method for enhancing the flow of compositions comprising thermoplastic components is also disclosed.

Abstract: [Problem] Provided is a coating composition that makes frost adhered on a surface of an object to be easily peeled from the surface. [Means for Resolution] Provided is a coating composition for preventing frost from enlarging and becoming enormous by making the frost deposited on a surface of an object to be easily peeled and removed from the surface by forming a coating film on the surface of the object, in which 0.2% by mass to 0.5% by mass of antimony-doped tin oxide or indium tin oxide that absorbs an infrared ray so as to hardly influence the hue, with respect to components of a coating material, is added to a water-repellent coating composition such as a fluororesin-based coating material, thereby making the frost adhered on the surface easily peeled from the surface.

Abstract: A polymer composition is disclosed wherein inorganic particles are uniformly dispersed at the nano level in a polymer without having the inorganic particles being surface-treated. Further disclosed is a method for manufacturing a polymer composition wherein a co-aggregate which is obtained by uniformly mixing polymer dispersion with an inorganic particle colloidal solution and co-aggregating the polymer primary particles and inorganic particles which are heterogeneous particles, is separated from the solvent and dried so that the inorganic particles are uniformly dispersed at the nano level in the polymer.

Abstract: Disclosed is a flame-retardant polyamide composition excellent in fluidity during molding and granulation ability on a twin-screw extruder or the like. A molded article produced from the composition is excellent in mechanical properties including stiffness, heat resistance and flame retardancy during a reflow soldering process, and shows low warpage. Specifically disclosed is a flame-retardant polyamide composition comprising 20 to 80 mass % of a specific polyamide resin (A), 1 to 40 mass % of a flame retardant (B), 5 to 60 mass % of a glass fiber (C), and 0.5 to 5 mass % of an auxiliary flame retardant (D), which can be molded in an article having reduced warpage. Preferably, the glass fiber (C) has a cross section having an aspect ratio of greater than 3.

Abstract: A hydrophobic organic solvent-dispersed sol of anhydrous zinc antimonate colloidal particles and a method for producing the same. The hydrophobic organic solvent-dispersed sol includes surface-modified anhydrous zinc antimonate colloidal particles dispersed in a hydrophobic organic solvent having a water solubility of 0.002 to 12% by mass. The surface-modified anhydrous zinc antimonate colloidal particles are formed by: coating outer surfaces of anhydrous zinc antimonate colloidal particles (A) serving as cores with at least one substance (B) of colloidal particles of a composite oxide containing silica and stannic oxide or silica and antimony pentoxide at a silica/stannic oxide or silica/antimony pentoxide ratio of 0.1 to 10, an oligomer of the colloidal particles, or a mixture of the colloidal particles and the oligomer to form modified anhydrous zinc antimonate colloidal particles (C); and bonding an organosilicon compound and an amine compound to surfaces of the colloidal particles (C).

Abstract: Provided is a thermoplastic resin molded article excellent in bending strength, flexural modulus and Charpy impact strength, on which the plated layer may be formed in a successful manner. The thermoplastic resin composition for laser direct structuring comprising, per 100 parts by weight of the thermoplastic resin, 10 to 150 parts by weight of an inorganic fiber and 1 to 30 parts by weight of a laser direct structuring additive, the laser direct structuring additive containing at least one of copper, antimony and tin, and having a Mohs hardness 1.5 or more smaller than the Mohs hardness of the inorganic fiber.

Abstract: A flame retardant polymer composition is described. The composition includes at least one polymer and a hypophosphite salt, wherein the hypophosphite salt is heat stabilized so that when it is heated for 3 hours at 298° C. under a flow of argon flushing at rate 58 mL/min, it generates less than 0.5 mL of phosphine per gram of hypophosphite salt. The flame retardant polymer composition can also include at least one additive that improves the flame retardant properties of the composition.

Abstract: A polymer additive for improving the reheat characteristics of a polymer or polymeric composition comprises an inorganic material which is such that a 2.5 mm thick polyethylene terephthalate plaque incorporating the inorganic material has, when tested, an absorption ratio of less than 0.9, wherein the absorption ratio is either the ratio of A1/A2 or the ratio A1/A3, wherein: A1 is the maximum absorption between 400 nm and 550 nm; A2 is the maximum absorption between 700 to 1100 nm; A3 is the maximum absorption between 700 to 1600 nm. Preferred inorganic materials are titanium nitride, indium tin oxide and lanthanum hexaboride.

Abstract: A pigment for laser-writable plastic materials in the form of particulate, light-sensitive compounds which under the influence of laser light change their color and/or lead to a color change in the plastic material is characterized in that the pigments include at least one salt-like compound including at least two different cations or a compound mixture which can be reacted to afford at least one such salt-like compound with at least two different cations, wherein at least one of the cations is selected from a group (A) of the elements Ti, Cr, Mn, Fe, Co, Ni, Cu, Zn, Y, Zr, Nb, Mo, Ag, Sn, Sb, La, Pr, Ta, W and Ce and at least one further cation is selected from a group (B) of the elements of the 3rd to 6th periods of the main groups II and III, the 5th to 6th periods of the main group IV and the 4th to 5th periods of the secondary group III to VIII and the lanthanides of the periodic system of elements. The invention also includes plastic materials containing the pigment or the compound mixture.

Abstract: Disclosed is a thermoplastic resin composition with superior flame retardancy, colorability and scratch resistance. More specifically, disclosed is a thermoplastic resin composition comprising A) 100 parts by weight of a basic resin comprising 11 to 89% by weight of an acrylonitrile-butadiene-styrene copolymer and 89 to 11% by weight of a styrene-acrylonitrile copolymer, B) 10 to 40 parts by weight of a bromine organic flame retardant, and C) 0.1 to 10 parts by weight of a coated antimony compound.

Abstract: It is an object of the present invention to provide an interlayer film for laminated glass containing gallium-doped zinc oxide fine particles as heat shielding fine particles and exhibiting a high transparency and an excellent heat shielding performance. The present invention is an interlayer film for laminated glass, which comprises gallium-doped zinc oxide fine particles, a plasticizer, a dispersant, and a thermoplastic resin, wherein the gallium-doped zinc oxide fine particles have a hexagonal crystalline structure and a c-axis crystal lattice constant of 0.5207 nm or more, and a visible light transmittance TV of 70% or more and an infrared transmittance TIR of less than 75% are obtained from measurement by the method according to JIS R 3106 performed on laminated glass obtained by interposing the interlayer film for laminated glass between a pair of 2.5 mm-thick clear glass sheets.

Abstract: A primer composition contains an acrylic polymer obtained by polymerizing a monomer component which contains, as the primary component, an alkyl (meth)acrylate containing an alkyl group having 1 to 30 carbon atoms, and particles.

Abstract: Thermoplastic compositions that are capable of being used in a laser direct structuring process to provide enhanced plating performance and good mechanical properties. The compositions include a thermoplastic base resin, a laser direct structuring additive, and a mineral filler. The compositions can be used in a variety of applications such as personal computers, notebook and portable computers, cell phone antennas and other such communications equipment, medical applications, RFID applications, and automotive applications.

Abstract: The present invention provides a flame retardant resin composition comprising (A) 100 weight part of a basic resin comprising acrylonitrile-butadiene-styrene copolymer resin and styrene-acrylonitrile copolymer resin; and (B) 10-30 weight part of a bromine-based organic compound flame retardant, and selectively comprising (C) 1-20 weight part of an antimony-based auxiliary flame retardant and (D) 1-10 weight part of one or more compounds selected from the group consisting of metalstearate and stearamide compounds, wherein the bromine-based organic compound flame retardant (B) is octabromodiphenyl ethane. The flame retardant resin composition of the present invention has excellent flame retardancy, impact strength and melt flow index.

Abstract: A polymer additive for improving the reheat characteristics of a polymer or polymeric composition comprises an inorganic material which is such that a 2.5 mm thick polyethylene terephthalate plaque incorporating the inorganic material has, when tested, an absorption ratio of less than 0.9, wherein the absorption ratio is either the ratio of A1/A2 or the ratio A1/A3, wherein: A1 is the maximum absorption between 400 nm and 550 nm; A2 is the maximum absorption between 700 to 1100 nm; A3 is the maximum absorption between 700 to 1600 nm. Preferred inorganic materials are titanium nitride, indium tin oxide and lanthanum hexaboride.

Abstract: A composition that contains from 30 to 95 wt. %, based on the total weight of the composition, of a thermoplastic component and an effective amount of a flow-enhancing component. The effective amount of the flow-enhancing component reduces the viscosity of the composition by at least 10% compared to the viscosity of a composition comprising the thermoplastic component, but not an effective amount of the flow-enhancing component. The thermoplastic component is selected from the group consisting of polycarbonates, polyesters, and combinations thereof. The flow-enhancing component comprises b1) a component selected from the group consisting of metal oxides, metalloid oxides, metal alkoxides, metalloid alkoxides, and combinations thereof and b2) a mineral filler component. The weight ratio of component b1) to component b2) ranges from 1:25 to 25:1. A method for enhancing the flow of compositions comprising thermoplastic components is also disclosed.

Abstract: Disclosed is a flame-retardant polyamide resin composition, including: a polyamide (A) containing a diamine unit including 70 mol % or more of a p-xylylenediamine unit and a dicarboxylic acid unit including 70 mol % or more of a linear aliphatic dicarboxylic acid unit having 6 to 18 carbon atoms; an organic halogen compound (B) that serves as a flame retardant; an inorganic compound (C) that serves as a flame retardant aid; and an inorganic filler (D), in which the polyamide (A) includes a polyamide having a phosphorus atom concentration of 50 to 1,000 ppm and a YI value of 10 or less in a color difference test in accordance with JIS-K-7105, and a content of the organic halogen compound (B), a content of the inorganic compound (C), and a content of the inorganic filler (D) are 1 to 100 parts by mass, 0.5 to 50 parts by mass, and 0 to 100 parts by mass, respectively, with respect to 100 parts by mass of the polyamide (A).

Abstract: A polymer additive for improving the reheat characteristics of a polymer or polymeric composition comprises an inorganic material which is such that a 2.5 mm thick polyethylene terephthalate plaque incorporating the inorganic material has, when tested, an absorption ratio of less than 0.9, wherein the absorption ratio is either the ratio of A1/A2 or the ratio A1/A3, wherein: A1 is the maximum absorption between 400 nm and 550 nm; A2 is the maximum absorption between 700 to 1100 nm; A3 is the maximum absorption between 700 to 1600 nm. Preferred inorganic materials are titanium nitride, indium tin oxide and lanthanum hexaboride.

Abstract: A composition for a firestop is provided. The composition comprises a thermoplastic; expandable graphite; alumina trihydrate; and a flame retardant compound or mixture comprising antimony and a halogen. There is also provided a flame retardant composite, which comprises expandable graphite; alumina trihydrate; antimony; and a halogen. The halogen may include bromine. The flame retardant compound may be brominated antimony. The flame retardant mixture may include an antimony oxide and a compound containing bromine. The flame retardant composite may comprise brominated antimony, or comprise antimony trioxide and a bromine-containing compound.

Abstract: Provided is an interlayer film for laminated glass which is excellent in transparency, heat-shielding property, durability and electromagnetic wave permeability, and which has good adhesiveness with glass. Provided is an interlayer film for laminated glass made of a resin composition containing polyvinyl acetal (A), anhydrous zinc antimonate (B) and a plasticizer (C), wherein the anhydrous zinc antimonate (B) having a ZnO/Sb2O5 molar ratio of from 0.8 to 1.2 is dispersed with an average particle diameter of 60 nm or less in the resin composition. A laminated glass is produced using such an interlayer film.

Abstract: It is an object of the present invention to provide an interlayer film for laminated glass containing gallium-doped zinc oxide fine particles as heat shielding fine particles and exhibiting a high transparency and an excellent heat shielding performance. The present invention is an interlayer film for laminated glass, which comprises gallium-doped zinc oxide fine particles, a plasticizer, a dispersant, and a thermoplastic resin, wherein the gallium-doped zinc oxide fine particles have a hexagonal crystalline structure and a c-axis crystal lattice constant of 0.5207 nm or more, and a visible light transmittance TV of 70% or more and an infrared transmittance TIR of less than 75% are obtained from measurement by the method according to JIS R 3106 performed on laminated glass obtained by interposing the interlayer film for laminated glass between a pair of 2.5 mm-thick clear glass sheets.

Abstract: The present invention relates to a polyester resin composition comprising an antimony doped tin oxide for the polyester bottle manufacture, wherein 5˜10,000 ppm of the antimony doped tin oxide particles with a particle diameter of 0.005˜10 ?m is added to a polyester base resin. The polyester resin composition comprising a blue antimony doped tin oxide can not only improve the infrared absorbance capability of polyester parisons, but also provide polyester bottles with a better coloration.

Abstract: An SiO2-based film-forming composition giving a protective film which, after impurity diffusion, can be easily stripped off and which has a higher protective effect. The film-forming composition is one for forming a protective film which in the diffusion of an impurity into a silicon wafer, serves to partly prevent the impurity diffusion. This film-forming composition comprises a high-molecular silicon compound and a compound having a protective element which undergoes covalent bonding to the element to be diffused in the impurity diffusion and thereby comes to have eight valence electrons. The protective element is preferably gallium or aluminum when phosphorus is used as the element to be diffused, and is preferably tantalum, niobium, arsenic, or antimony when boron is used as the diffusion element.

Abstract: The invention relates to the use of light-colored or transparent particulate semiconductor materials or particulate substrates that are coated with said semiconductor materials as a hardening and/or drying additive and/or for increasing the thermal conductivity of lacquer systems and printing colors.

Abstract: A curable composition comprising a benzoxazine compound and a pentafluoroantimonic acid catalyst is described. The curable composition may be cured to produce cured compositions useful in coating, sealants, adhesive and many other applications.

Abstract: New polymer concentrates on the basis of polymer additives, like e.g. fillers and flame-retardants, are provided which have in particular an increased bulk density compared to the polymer additives as such. This increased bulk density leads to a substantial improvement in the processability of such concentrates, their dispersibility during compounding and the properties of the resulting polymer compound. Processing improvements include less dust, faster processing and more homogeneous additive dispersion. The invention also provides a process for preparing such new polymer concentrates, a process for preparing polymer compounds containing the new polymer concentrates, the respective polymer compounds and a process for preparing formed parts thereof. Such formed parts have more uniform properties such as density, wall thickness, and in case of the flame-retardants more homogeneous and consistent flame retardancy.

Abstract: A polymer additive for improving the reheat characteristics of a polymer or polymeric composition comprises an inorganic material which is such that a 2.5 mm thick polyethylene terephthalate plaque incorporating the inorganic material has, when tested, an absorption ratio of less than 0.9, wherein the absorption ratio is either the ratio of A1/A2 or the ratio A1/A3, wherein: A1 is the maximum absorption between 400 nm and 550 nm; A2 is the maximum absorption between 700 to 1100 nm; A3 is the maximum absorption between 700 to 1600 nm. Preferred inorganic materials are titanium nitride, indium tin oxide and lanthanum hexaboride.

Abstract: New polymer concentrates on the basis of polymer additives, like e.g. fillers and flame-retardants, are provided which have in particular an increased bulk density compared to the polymer additives as such. This increased bulk density leads to a substantial improvement in the processability of such concentrates, their dispersibility during compounding and the properties of the resulting polymer compound. Processing improvements include less dust, faster processing and more homogeneous additive dispersion. The invention also provides a process for preparing such new polymer concentrates, a process for preparing polymer compounds containing the new polymer concentrates, the respective polymer compounds and a process for preparing formed parts thereof. Such formed parts have more uniform properties such as density, wall thickness, and in case of the flame-retardants more homogeneous and consistent flame retardancy.

Abstract: A process for making a high viscosity poly(trimethylene terephthalate) (PTT) resin having a low cyclic dimer content of less than or equal to 1.1 wt % as determined with nuclear magnetic resonance analysis and an intrinsic viscosity in the range of 0.9 to 2.0 dL/g; the PTT resin composition provided by the process; and molded articles derived from the composition are disclosed.

Abstract: The present invention provides a flame retardant resin composition comprising (A) 100 weight part of a basic resin comprising acrylonitrile-butadiene-styrene copolymer resin and styrene-acrylonitrile copolymer resin; and (B) 10-30 weight part of a bromine-based organic compound flame retardant, and selectively comprising (C) 1-20 weight part of an antimony-based auxiliary flame retardant and (D) 1-10 weight part of one or more compounds selected from the group consisting of metalstearate and stearamide compounds, wherein the bromine-based organic compound flame retardant (B) is octabromodiphenyl ethane. The flame retardant resin composition of the present invention has excellent flame retardancy, impact strength and melt flow index.

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

Abstract: The present invention provides a polymer composition wherein inorganic particles are uniformly dispersed at the nano level in the polymer without having said inorganic particles being surface-treated. It further provides a method for manufacturing a polymer composition wherein a co-aggregate which is obtained by uniformly mixing polymer dispersion with an inorganic particle colloidal solution and co-aggregating the polymer primary particles and inorganic particles which are heterogeneous particles, is separated from the solvent and dried so that the inorganic particles are uniformly dispersed at the nano level in the polymer; and the polymer composition which is obtained by said method.

Abstract: Disclosed is a flame-retardant polyamide composition excellent in fluidity during molding and granulation ability on a twin-screw extruder or the like. A molded article produced from the composition is excellent in mechanical properties including stiffness, heat resistance and flame retardancy during a reflow soldering process, and shows low warpage. Specifically disclosed is a flame-retardant polyamide composition comprising 20 to 80 mass % of a specific polyamide resin (A), 1 to 40 mass % of a flame retardant (B), 5 to 60 mass % of a glass fiber (C), and 0.5 to 5 mass % of an auxiliary flame retardant (D), which can be molded in an article having reduced warpage. Preferably, the glass fiber (C) has a cross section having an aspect ratio of greater than 3.

Abstract: Barium sulfate-containing composites, to methods for producing them and methods of using of the composites, as well as components containing the composites.

Abstract: A pigment, the production and use thereof, furthermore a polymeric material delustered with pigments, processes for producing this polymeric material, and the use thereof.

Abstract: Cable coatings having effective low-smoke emission, fire resistance and moisture resistance provided by a single layer are described. The cable coatings contain an base polymer, a oxygen containing ethylene copolymer, a fire retardant and a synergistic blend of magnesium hydroxide and aluminum hydroxide. Cables coated with the described coatings have improved wet electrical performance, and satisfactory fire performance and smoke characteristics.

Abstract: To provide a polyamide resin composition which inhibits generation of a gas, formation of decomposition products and discoloration of molded articles even under high molding temperature conditions, is excellent in incombustibility and toughness, and heat resistance in a reflow soldering step being required for surface mounting. The present invention provides a flame-retardant polyamide composition comprising 20 to 80% by mass of polyamide (A), 5 to 40% by mass of a flame retardant (B), 0.01 to 0.45% by mass of an antimony compound (C) and 0.5 to 10% by mass of a salt of zinc or calcium (D).

Abstract: The invention relates to a flame retardant polyamide composition, comprising a polyamide polymer, a polyamide prepolymer, a halogen containing flame retardant, and an antimony containing synergist having a low lead content. The composition shows surprisingly improved mechanical properties. The invention also relates to a process for preparing the flame retardant polyamide composition, use the flame retardant polyamide composition for preparing moulded parts and to a moulded part obtainable from the flame retardant polyamide composition.

Abstract: A marker paint comprises 42 wt % to 52 wt % pigment, 31 wt % to 37 wt % acrylic resin and 17 wt % to 21 wt % silicone resin excluding solvent. The pigment comprises cobalt titanium oxide, titanium nickel antimony oxide, cobalt aluminium oxide or cadmium sulphide selenium to give a green, yellow, blue or red colour respectively. The marker paint is used in conjunction with an irreversible temperature indicating paint to determine if there is any debris and/or dirt on the irreversible temperature indicating paint to affect the accuracy of the temperature measurement of the irreversible temperature indicating paint.

Abstract: Disclosed is a novel polymeric nanoparticle adhesive composite including a nanoparticle filler and method for the production thereof. More particularly, the disclosure describes the use of nanoparticle fillers, including a novel halloysite nanoparticle filler which utilizes generally cylindrical or tubular nanoparticles (e.g. rolled scroll-like shape). The filler is effectively employed in a polymer nanoparticle adhesive composite, containing the halloysite nanoparticle or other equivalent naturally occurring nanotubular filler, in which the advantages of the nanoparticle filler are provided (e.g., reinforcement, flame retardant, etc.) while maintaining or improving mechanical performance of the adhesive composite (e.g.

Abstract: A silicone rubber composition which cures by condensation is provided. After curing, the silicone rubber exhibits excellent insulation and antistatic properties, and this silicone rubber has overcome the problem of electrostatic adsorption of the dust in the air in the applications including a master template, tampon printing, and a large size industrial roll. The silicone rubber composition which cures by condensation contains an ion conductive antistatic agent.

Abstract: High temperature polymer electrolyte membranes bearing pyridine and tetramethyl biphenyl moieties are provided. Preferred polymers can exhibit good mechanical properties, high thermal and oxidative stability and high doping ability with strong acids. Further provided are MEA on PEMFC type single cells.

Abstract: A nanocomposite precursor comprises a plurality of nanoparticles homogeneously dispersed in an organic binder precursor. The nanocomposite precursor is useful for forming a nanocomposite, suitable for use as a protective coating, wherein the plurality of nanoparticles is homogeneously dispersed in an organic binder. The nanoparticles comprise Ti/Sb mixed oxide nanoparticles containing a rutile-like crystalline phase, wherein the ensemble average rutile-like crystalline phase content of the Ti/Sb mixed oxide nanoparticles is at least 20 weight percent, and wherein the weight ratio of antimony to titanium in the Ti/Sb mixed oxide nanoparticles is in a range of from at least 0.42 up to and including 2.93.

Abstract: A method is disclosed for stabilizing a halogen-containing polymer wherein the method comprises adding to said polymer a thermally stabilizing amount of a mixture comprising at least one polyalkylene glycol and at least one metal salt of a strong acid selected from the group consisting of perchloric acid, trifluoroacetic acid, trifluoromethanesulfonic acid, alkylsulfuric acid, phosphotungstic acid, HPF6, HBF4, and HSbF6.

Abstract: A biaxially oriented laminated polyester film which is a co-extruded laminated polyester film comprising at least three polyester layers with the intermediate layer containing a dye which is substantially dissolved in polyesters, said film having on one side thereof a resin layer containing metal-added metal oxide particles or metal oxide particles. This film is capable of preventing precipitation of the dye on the film surface, excels in heat insulation and aesthetic effect in use, and is suited for application to windows.