Abstract: The invention discloses 1-butyl-2-hydroxyl aralkyl piperazine derivatives and their use as antidepressants. The derivatives of the present invention have triple inhibition effect on the reuptake of 5-HT, NA and DA, and can be administrated to the patients in need thereof in form of composition by route of oral administration, injection and the like. Compared with clinically currently used dual targets antidepressants (such as venlafaxine), said derivatives may have stronger antidepression effect, broader indications, faster onset and lower neurotoxicity and side reaction; and said derivatives have stronger antidepression activity, lower toxicity, higher bioavailability, longer half life and better druggablity, compared with aryl alkanol piperazine derivatives and optical isomers thereof disclosed in prior art.

Abstract: The invention relates to a method and a system for magnetic induction tomography, the system comprising: at least one transmitting coil for generating a primary magnetic field to be applied to the object of interest; and at least one measurement coil arrangement for measuring electric signals induced by a secondary magnetic field which is generated by the object of interest in response to the primary magnetic field, wherein the at least one measurement coil arrangement comprises a plurality of measurement coils which are positioned in substantially the same plane. By using a plurality of independent measurement coils positioned in a plane so as to replace a conventional single measurement coil, the measurement coil across which the measured difference voltage is most sensitive to a change of the secondary magnetic field can be selected for calculating the change of conductivity distribution, resulting in an improved sensitivity of a MIT system.

Abstract: The present invention relates to a structural object coated with a superhydrophobic nanostructure composite, the structural object being obtained by densely coating a surface of a solid substrate having a desired shape with a nanostructure obtained by combining a polymer having a polyethyleneimine skeleton with silica on the nanometer order, and bonding a hydrophobic group to the surface of the nanostructure, and a process for producing the structural object. The present invention also relates to a structural object coated with a superhydrophobic nanostructure composite, the structural object being obtained by removing the polymer having the polyethyleneimine skeleton from the nanostructure and bonding a hydrophobic group to the surface of the residual nanostructure containing silica as a main constituent component, and a process for producing the structural object. Furthermore, the present invention provides a method of using the structural object as a container for transferring an aqueous solution.

Abstract: The hollow polymer particles of the present invention comprise a shell wall having for a main component thereof a copolymer obtained by polymerizing a monomer group (I) including a radical polymerizable water-soluble monomer (A) and a radical polymerizable water-insoluble monomer (B), and have a thickness of the shell wall of 5 to 80 nm. In addition, in the hollow polymer particle production process of the present invention, a monomer group (I) including a radical polymerizable water-soluble monomer (A) and a radical polymerizable water-insoluble monomer (B) is radical-polymerized using a polymerization initiator in an aqueous medium.

Abstract: This invention relates to a system and method for measuring an object of interest (101). According to the invention, the system comprises a frame (120) having a plurality of holes (121) arranged in known positions and extending in known directions, each of the holes being arranged to cooperate with a rod (130) comprising a sensor (132); and the system comprises means (140) for measuring the position of each of the sensors (132) when the rod is inserted in the hole (121) and the sensor (132) is in contact with the surface of the object of interest (101). Furthermore, the system comprises a processor (150) for deriving the shape of the object of interest, based on the positions of the plurality of sensors.

Abstract: The present invention relates to a composition for stimulating bone growth containing the extract of crude drug complex as an active ingredient. The extract of crude drug complex comprising Dipsaci radix, Astragalus membranaceus and Acanthopanax senticosus of the present invention stimulates bone growth, so that it can be effectively used for the composition and health food for stimulating bone growth.

Abstract: The present invention provides a structure in which the surface of a solid substrate of any shape is covered with metal oxide, in particular, a nanostructure composite in which polyethyleneimine, which is an organic substance, and metal oxide, which is an inorganic substance, are combined in nano-meter scale, spreads at the entire surface of a substrate, and the nanostructure composite forms a nano-boundary of complex shapes so as to thoroughly cover the entire surface of the substrate; a structure in which metal ions, metal nano-particles, organic pigment molecules are contained in the nanostructure composite; a process for producing these structures which can produce these structures with ease and efficiently; and an application method for the structures as an immobilized catalyst type reactor.

Abstract: Disclosed is a method for producing a silver-containing nanostructure which can reduce the time required for a post treatment step and the amount of a waste material and which is achieved by the application of the reduction reaction of silver oxide; and a silver-containing nanostructure having a specific structure, which can be produced by the method. Specifically disclosed is a method for producing a silver-containing nanostructure, including dispersing a polymeric compound in which a hydrophilic segment is bonded to a polyalkyleneimine chain in a medium, adding silver oxide thereto, and carrying out a reduction reaction of the silver oxide, thereby obtaining a silver-containing nanostructure. In the method, a structure having a branched structure can be produced when a specific compound is used as a complexing agent. The silver-containing nanostructure thus produced can be used as a conductive paste or the like.

Abstract: An organic/inorganic composite coating film comprising an inorganic material as a matrix and an organic material combined therewith. The coating film has a regular hollow structure therein, and the coating film surface has a rugged pattern with semispherical protrusions. Also provided is a large-area structural color film obtained by burning the composite coating film. The organic/inorganic composite coating film is obtained by applying an aqueous coating composition comprising a metal alkoxide, an aqueous dispersion of monodisperse polymer particles, and an acid catalyst to a substrate and curing the coating composition. Burning the organic/inorganic composite coating film gives the structural color film.

Abstract: A linear (meth)acryloyl-containing compound is offered, including a chemical compound having a structure in which structural units expressed by the following general formula (1) (In Formula (1), A is a bivalent hydrocarbon radical which may contain heteroatoms.) are connected by the following general formula (2) or (3) (In Formula (3), R is a hydrogen atom or a methyl group.) (provided that the same substance or different substances may be connected as A of the aforementioned general formula (1)), and the molecular ends are epoxy groups or are expressed by the following general formula (4) (In Formula (4), R is a hydrogen atom or methyl group, and B is a monovalent hydrocarbon radical.), wherein the totality of the structural units expressed by the aforementioned general formula (3) or the aforementioned general formula (4) includes an average of 3 or more in a single molecule, and the number average molecular weight is 500-10,000.

Abstract: The present invention provides a doped titanium oxide having visible light-responsiveness whose structure is specified, and a simple production method thereof. By burning with heat a layered structure composite laminated alternately with polymer and the titania, which is obtained using basic polymer having amino group(s) and water-soluble titanium compound, carbon atoms and nitrogen atoms in the polymer are, doped to the crystalline surface of titanium oxide. As making the polymer complex with metal ions beforehand, the metal ions can be also doped to the titanium oxide.

Abstract: The object of the present invention is to provide a method of producing a polymer wherein radical-polymerizable monomers can be polymerized in a quantitative manner in a relatively short time, and a polymer or a block copolymer having at its termini a functional group that can be chemically converted while the polymer or the block copolymer has a high molecular weight can be produced. Furthermore, the object of the present invention is to provide a method of producing a polymer wherein the polymer is re-precipitated in a general solvent by an easy method, and the used iron complexes are recovered in the solvent, thereby recycling the iron complexes.

Abstract: A silica nanofiber is derived from a crystalline polymer filament of a polymer including straight chain polyethyleneimine backbones, which is capable of forming a water-insoluble crystal in the presence of water molecules at room temperature, and the crystalline polymer filament in the silica concentrates metal ions, thereby realizing a composite nanofiber including metals or metal ions in the silica. Furthermore, the composite nanofiber of the present invention can be easily produced by fixing a polymer structure in the silica as the scaffold for metal ions and concentrating metal ions at the scaffold or reducing the metal ions. Furthermore, a metal-containing silica nanofiber can be easily obtained by removing a polymer component from the composite nanofiber, the composite nanofiber association, and the complex nanofiber structure. These nanofibers can be assembled and integrated, and the assembled or integrated association or structure can realize various shapes.

Abstract: An aqueous coating composition comprising a hydrophilic cationic polymer having an amino group (A), nonionic polyalcohol (B), a tri- or more valent silane compound (C), and water (D). According to the aqueous coating composition of the present invention, it is possible to produce an organic and inorganic hybrid coating film having a high degree of hardness and excellent abrasion resistance in relative mild production conditions by a simple method.

Abstract: Monodisperse silica spheres containing polyamine, which comprise a polymer (A) having a linear polyethyleneimine chain, a compound (B) having an acidic group, and silica (C).

Abstract: A communication terminal having a synchronization command to synchronize a clock of the communication terminal is provided. The communication terminal sends a short message to a service center in response to the synchronization command. The communication terminal receives a status report containing time information. The communication terminal retrieves the time information from the status report, and synchronizes the clock of the communication terminal according to the retrieved time information. Moreover, a method for synchronizing the clock of the communication terminal is provided.

Abstract: A metal nanoparticle dispersion comprising: a dispersion of a polymer compound (X), which comprises a polyalkyleneimine chain (a), a hydrophilic segment (b) and a hydrophobic segment (c), and metal nanoparticles (Y).

Abstract: The present invention provides an organic-inorganic composite microparticle containing a metal complex, which has multiple needle-like structures on the surface and includes the metal complex therein; and a method for producing the microparticle in a simple manner. By using a metal complex made from a polymer having a linear polyethyleneimine chain and a metal ion, a composite microparticle which has the metal complex in silica and has a micro-needle-like structures on the surface can be derived, thus a microparticle having needle-like structures on the surface is obtained, wherein there are nano-sized multiple needle-like structures on the surface of the microparticle. The needle-like structures on the surface and the spatial structure of the resulting microparticle can be controlled by varying the species of the metal ion and the types of the substrate medium for the metal complex.