Abstract: A matt multiplayer polyester film includes at least to layers A and B, wherein the polyester of the layer A is a polyester with a glass transition temperature TgA of 30 to 70° C. consisting of (a) 60 to 95 wt % of a polyester and (b) 5 to 40 wt % of an incompatible resin, while the main one of the polyesters of the layer B is a copolyester with a melting point TmB of 120 to 210° C., the surface glossiness of the layer A being less than 50%.

Abstract: A resin composition includes an aliphatic polyester resin. The resin has carboxyl groups at the end termini of the molecular chain and at least one compound represented by the general formula (I), the compound being added to the resin to cap a part or all of the carboxyl groups at the end termini of the molecular chain of the resin. A process for producing a fiber includes mixing a pellet comprising an aliphatic polyester resin having carboxyl groups at the end termini of the molecular chain with a compound represented by the general formula (I) so that the content of the compound becomes 0.1 to 8% by weight and then melt-spinning the resulting mixture under the conditions of a spinning temperature of 200 to 250 C.°, a melt residence time of 180 to 1800 sec and a spinning rate of 500 to 10000 m/min.

Abstract: A polishing pad forms a planar surface on glass, semiconductors, dielectric material/metal composites and integrated circuits, as well as a polishing apparatus where it is difficult for the surface of the substrate to be scratched, the state of polishing can be accurately measured optically during polishing, and whether or not the entire surface of the workpiece is uniformly polished can be measured.

Abstract: An FRP panel for an automobile, comprising a panel element to which a difference in rigidity and/or a difference in strength is provided between a first FRP layer on a first surface side and a second FRP layer on a second surface side on the opposite side of the first surface. The FRP panel for the automobile having a crushable structure suitable for absorbing impact can be realized, and the impact on a pedestrian in collision can be suppressed by properly absorbing the impact to protect the pedestrian.

Abstract: By using an oil agent for precursor fiber of carbon fiber containing a base compound and a liquid fine particle, and said liquid fine particle contains a liquid of which kinematic viscosity at 150° C. is 15000 cSt or more, it is possible to suppress an uneven stabilization in stabilizing process, and it becomes possible to provide a carbon fiber of high performance and uniform quality.

Abstract: The present invention provides a polarizer which can be obtained by an easy process without going through a complex process, a method for producing the same, and a liquid crystal display device that exhibits high brightness using the same. A polarizer containing, a substrate having a parallel linear pattern provided with convex portions having widths of w=20 to 380 nm with pitches of p=50 to 400 nm, and a metal layer formed on a surface side having the linear pattern of the substrate.

Abstract: It is an object of the present invention to provide a reflector for lighting which has shape holding property, flexibility and lightweight property. That is, a reflector for lighting of the present invention comprises: a reflective material 1 made of a polymer membrane of which an average reflectance of 400 to 700 nm wavelength of at least one surface side is 85% or more and having a ridge-shaped uneven shape; and a reinforcing material having flexibility, and the reinforcing material connects the bottom parts of concave parts with each other from the back side of the one surface side of the reflective material 1 to reinforce the uneven shape.

Abstract: A bonnet for an automobile, the bonnet having an outer made from FRP and an inner made from FRP, joined to the back-surface side of the outer, wherein the inner is separated into two parts in the forward and backward direction of a vehicle body. The bonnet can satisfy impact absorbing performance and predetermined required performance for deformation in a collision accident etc., and can improve easiness of production.

Abstract: A method for producing a polyamide prepolymer including heating an aqueous solution of caprolactam having a water content of from 2 to 20% by weight, under pressure at a temperature of from 200 to 330° C. for 1 to 30 minutes, to produce polyamide prepolymer having an amino end group content of at least 0.1 mmol/g and a cyclic oligomer content of at most 0.6% by weight, and a conversion at most 40% by weight.

Abstract: A bonnet for an automobile, having an outer member made from FRP and an inner member made from FRP and joined to the back-surface side of the outer member, wherein the outer member has a high-rigidity section having a rigidity higher than a rigidity of the central section of the outer member along an outer edge of the outer member, and the inner member is joined to the outer member at the high-rigidity section. While being achieved an advantage of weight lightening of the bonnet by making it from FRP, the rigidity at a required portion is efficiently increased without damaging moldability, a design feature of the bonnet surface can be maintained at a good level, and in addition, performance of the bonnet relating to the protection of a pedestrian at a collision accident etc. can also be sufficiently enhanced.

Abstract: A glass protecting film including at least 5 or more layers, of which at least one layer is the layer which comprises polyester having 1,4-cyclohexane dimethanol is one of the components, and a glass protecting including a multi-layer structure which comprises at least two kinds of thermoplastic resin, of which the difference of glass transition temperature is 40° C. or less, the face-impact strength is 18 J/mm or more, haze is 3% or less, are films which excel in transparency, tear resistance, and impact resistance, and are suitable for protecting glass and preventing damaged glass fragments.

Abstract: A leather-like sheet excellent in stretchability which is obtained by integrating by entanglement of a woven or knitted fabric and an ultrafine fiber of 0.0001 to 0.5 dtex, wherein at least one face of the leather-like sheet is substantially composed of said ultrafine fibers, and said woven or knitted fabric consists of a conjugate fiber in which two or more kinds of polyester-based polymers, at least one of which consists essentially of polytrimethylene terephthalate, are stuck along the fiber length direction side-by-side, or a conjugate fiber in which two or more kinds of polyester-based polymers, at least one of which consists essentially of polytrimethylene terephthalate, forms an eccentric sheath-core type conjugate structure, and the fiber constituting the woven or knitted fabric has a twist coefficient of 20000 or below.

Abstract: A flame-resistant polymer excelling in moldability capable of providing a flame-resistant molded item of novel configuration; a relevant flame-resistant polymer solution; a process for easily producing them; a carbon molding from the flame-resistant polymer; and a process for easily producing the same. There is provided a flame-resistant polymer modified with an amine compound. Further, there is provided a flame-resistant polymer solution in which the polymer is dissolved in a polar organic solvent. Still further, there is provided a flame-resistant molding whose part or entirety is constituted of the flame-resistant polymer modified with an amine compound. Moreover, there is provided a carbon molding whose part or entirety is constituted of a carbon component resulting from carbonization of the flame-resistant polymer modified with an amine compound. Still further, there is provided a process for producing them.

Abstract: The present invention is to provide a laminated polyester film with excellent adhesive properties for use in a laminating material, and the laminated polyester film is a film in which a resin layer including a polyester resin and a oxazoline-based cross-linking agent is laminated on at least one side surface of polyester film, diethylene glycol accounts for 40 mole % or more of all diol components constituting the polyester resin and the mass ratio of the polyester resin to the oxazoline-based cross-linking agent resin layer is within a range of 20/80 to 80/20. Furthermore, the present invention is to provide a flame-retardant polyester film in which a polyimide-including layer is laminated on both sides of the laminated polyester film and also a copper-clad laminated plate in which the flame-retardant polyester film is used, and also a circuit substrate in which the copper-clad laminated plate is used.

Abstract: Disclosed is the use of an adhesion molecule inhibitor that is effective in the prevention and treatment of inflammatory diseases caused by infiltration of leukocytes such as monocytes, lymphocytes and eosindphils, by inhibiting cell infiltration which mediates adhesion molecules, especially adhesion molecule VLA-4. Since the spiro acid derivatives according to the present invention are excellent in the effect of inhibiting cell adhesion via adhesion molecules, especially adhesion molecule VLA-4, they are useful as therapeutic drugs against various inflammatory diseases. For example, provided are the spiro derivative and the adhesion molecule inhibitor which includes as an active ingredient the spiro derivative as shown by the below formula (18).

Abstract: This invention is a polyester resin composition comprising 100 parts by weight of a resin composition consisting of 60 to 95 wt % of (a) a polyester resin and 5 to 40 wt % of (b) an olefin-based resin, and 0.5 to 30 parts by weight of (c) one or more resins selected from polyphenylene sulfide resins and liquid crystal resins, wherein said olefin-based resin (b) is composed of (b-1) a functional group-containing olefin copolymer having at least one kind of functional groups selected from carboxylic acid groups, carboxylic anhydride groups, carboxylic ester groups, metal carboxylate groups and epoxy groups and (b-2) an ethylene/a-olefin copolymer obtained by copolymerizing ethylene and an a-olefin with 3 to 20 carbon atoms; and the polyester resin (a) forms a continuous phase, while the olefin-based resin (b) is dispersed as particles with an average particle size of 0.01 to 2 ?m in the composition.

Abstract: The filter fabric containing polyphenylene sulfide fibers, characterized in that the following (1) and/or (2) is satisfied is used to provide a filter fabric and a bag filter composed of the filter fabric excellent in dust-collecting efficiency and high in mechanical strength: (1) Containing at least two webs, one of which on the dust side contains 50 wt % or more of heat resistant fibers with a fiber, diameter of 15 ?m or less, while the other web on the clean side contains 50 wt % or more of heat resistant fibers with a fiber diameter of 20 ?m or more (2) Containing a web containing polyphenylene sulfide staple fibers with their fineness kept in a range from 1 to 3 dtex and fluorine-based staple fibers with their fineness kept in a range from 2 to 4 dtex.

Abstract: A nonwoven fabric comprising flame-retardant acrylic fibers, characterized in that it has a weight per square-meter of 70 to 190 g/m2, a thickness of 0.1 to 0.3 mm, a density of 0.35 to 0.8 g/cm3; and a nonwoven fabric comprising carbon fibers, characterized in that it has a weight per square-meter of 50 to 150 g/m2, a thickness of 0.1 to 0.25 mm, a density of 0.3 to 0.7 g/cm3, a surface roughness Ra of 30 ?m or less, a tensile strength of 0.2 kgf/cm or more, and a maximum fracture radius being defined in the specification of 20 mm or less. Said carbon fiber nonwoven fabric is produced by subjecting the flame-retardant acrylic fiber nonwoven fabric to a carbonization treatment and can be suitably used as a material for forming an electrode of a fuel cell.

Abstract: A flame-retardant polybutylene terephthalate resin composition wherein (A) 20-70% by weight of a polybutylene terephthalate resin or a mixture of a polybutylene terephthalate resin and a polyethylene terephthalate resin, (B) 1-20% by weight of a vinyl based resin, (C) 1-20% by weight of a phosphoric acid ester, (D) 1-30% by weight of a salt of a triazine based compound and cyanuric acid or isocyanuric acid, and (E) 0.1-5% by weight of an alkaline earth metal compound are compounded, and formed articles thereof have high degrees of flame retardancy and tracking resistance, and are unlikely to allow occurrence of metal pollution or deterioration in hydrolysis resistance due to a phosphoric acid ester, and therefore are suitable for machine component parts, electrical/electronic component parts, and automotive component parts.

Abstract: The present invention relates to a therapeutic agent for renal failure comprising, as an active ingredient, a 4,8-inter-m-phenylene prostaglandin I2 derivative, and also relates to a method for treatment of renal failure using the same.