Abstract: The present invention provides a method for producing a joined body of different materials, which may easily achieve joining between a plurality of resin layers and joining between a resin and a metal, and a joined body of different materials.

Abstract: A system and method for predicting the physical properties of a multilayer material are provided. The system and method can predict physical properties such as a coefficient of thermal expansion and coefficient of water expansion of the multilayer material, and a warpage of the multilayer material when developing the multilayer material.

Abstract: The present technology relates to a system and method for predicting the physical properties of a multilayer material, and the system and method may predict physical properties such as the elastic modulus, shear modulus, and Poisson's ratio of an entire laminate when a multilayer material having a laminated structure is developed, and may predict not only the homogenized robustness of the entire laminate of the multilayer material, but also the stress and strain of each layer at the time of occurrence of external forces including expansion stress considering environmental factors such as a temperature change or a humidity change are generated.

Abstract: A reactor for nanoparticle production comprising a main chamber including a first nozzle to which raw material gas is supplied, a lens housing connected to the main chamber in a fluidly movable manner and including a second nozzle for supplying flushing gas to the lens housing, a lens mounted on the lens housing, a light source for irradiating a laser, which passes through the lens to reach the raw material gas in the main chamber, and a hood for discharging nanoparticles generated in the main chamber. A cross-sectional area of at least a part of the lens housing decreases along a direction facing the main chamber.

Abstract: The present invention provides a nanoparticle synthesis device capable of improving productivity of nanoparticles by increasing the size of a reaction region of laser pyrolysis of a source gas.

Abstract: A joining material for laser welding, a laser welding method using the same, and a laser joined body using the laser welding method. The joining material includes a polymer matrix and a needle-shaped inorganic filler. The polymer matrix includes a polypropylene resin having a melt index of 80 g/10 min or more to 95 g/10 min or less as measured at a temperature of 230° C. and a load of 2.16 kg, and the needle-shaped inorganic filler has an aspect ratio of 10:1 to 20:1.

Abstract: The present specification relates to a joint body of different materials, and a method of manufacturing the same. The joint body includes a metal layer; and a resin layer provided on and in contact with one surface of the metal layer. The metal layer comprises two or more etching grooves and two or more burrs provided on a surface of the metal layer adjacent to the etching grooves.

Abstract: A method for producing a joined body of different materials. In the joined body, a plurality of resin layers may be joined together and a resin layer may be joined with a metal layer. A joined body of different materials.

Abstract: A joining material for laser welding, a laser welding method using the same, and a laser joined body using the laser welding method. The joining material includes a polymer matrix and a needle-shaped inorganic filler. The polymer matrix includes a polypropylene resin having a melt index of 80 g/10 min or more to 95 g/10 min or less as measured at a temperature of 230° C. and a load of 2.16 kg, and the needle-shaped organic filler has an aspect ratio of 10:1 to 20:1.

Abstract: The present invention relates to a method of manufacturing a heterogeneous material joined body.

Abstract: A reactor for nanoparticle production comprising a main chamber including a first nozzle to which raw material gas is supplied, a lens housing connected to the main chamber in a fluidly movable manner and including a second nozzle for supplying flushing gas to the lens housing, a lens mounted on the lens housing, a light source for irradiating a laser, which passes through the lens to reach the raw material gas in the main chamber, and a hood for discharging nanoparticles generated in the main chamber. A cross-sectional area of at least a part of the lens housing decreases along a direction facing the main chamber.

Abstract: Disclosed is a resin composition for an exterior material of a vehicle. The resin composition may include an amount of about 40 to 90 parts by weight of polypropylene resin having a melt index of about 70 to 110 g/10 min; an amount of about 10 to 40 parts by weight of an olefin block copolymer including an ethylene-based repeating unit and a ?-olefin-based repeating unit having 4 to 30 carbon atoms; an amount of about 10 to 20 parts by weight of needle-shaped inorganic filler having an aspect ratio of about 5 to 10; and an 0.01 to 5 parts by weight of laser-transmitting black colorant, wherein all the parts by weights based on 100 parts by weight of the resin composition. In particular, an average transmittance may range from about 0.01 to about 1% or less in a wavelength of about 380 to 700 nm, and an average transmittance may range from about 15% or greater and less than about 100% in a wavelength of about 800 to 1200 nm.

Abstract: The present invention provides a nanoparticle synthesis device capable of improving productivity of nanoparticles by increasing the size of a reaction region of laser pyrolysis of a source gas.

Abstract: The present specification relates to a joint body of different materials, and a method of manufacturing the same. The joint body includes a metal layer; and a resin layer provided on and in contact with one surface of the metal layer. The metal layer comprises two or more etching grooves and two or more burrs provided on a surface of the metal layer adjacent to the etching grooves.

Abstract: Disclosed is a resin composition for an exterior material of a vehicle. The resin composition may include an amount of about 40 to 90 parts by weight of polypropylene resin having a melt index of about 70 to 110 g/10 min; an amount of about 10 to 40 parts by weight of an olefin block copolymer including an ethylene-based repeating unit and a ?-olefin-based repeating unit having 4 to 30 carbon atoms; an amount of about 10 to 20 parts by weight of needle-shaped inorganic filler having an aspect ratio of about 5 to 10; and an 0.01 to 5 parts by weight of laser-transmitting black colorant, wherein all the parts by weights based on 100 parts by weight of the resin composition. In particular, an average transmittance may range from about 0.01 to about 1% or less in a wavelength of about 380 to 700 nm, and an average transmittance may range from about 15% or greater and less than about 100% in a wavelength of about 800 to 1200 nm.

Abstract: The present application relates to a method of preparing a metal pattern having a 3D structure, a metal pattern laminate, and use of the metal pattern laminate. According to the method of preparing a metal pattern, the metal pattern having a 3D structure can be effectively formed on a receptor. Especially, the metal pattern having a 3D structure can also be effectively and rapidly transferred to a surface of the receptor, such as, a flexible substrate, to which the metal pattern is not easily transferred. The metal pattern laminate prepared using the method can, for example, be usefully used for metal layers of flexible electronic devices or metal interconnection lines.

Abstract: The present application relates to a method for manufacturing a polarized light splitting element and a polarized light splitting element. The present application can provide: a method for manufacturing the polarized light splitting element having excellent polarized light splitting ability and light-transmission ability through a simple and efficient process; and the polarized light splitting element having the excellent polarized light splitting ability and the light transmission ability.

Abstract: Provided are a polarized light splitting element, a method of manufacturing the same, a light radiating device, a method of radiating light, and a method of manufacturing an ordered photo-alignment film. The polarized light splitting element has excellent durability with respect to UV rays and heat, and low pitch dependence of polarization characteristics, so that it is easily manufactured. In addition, the polarized light splitting element may realize a high polarization degree and extinction ratio even in a short wavelength region.

Abstract: The present invention relates to a frozen confection composition with a total carbohydrates content not exceeding 29 wt.-% based on the total composition, comprising an added sugar content not exceeding 15 wt.-% based on the total composition, which added sugar comprises a combination of sucrose and glucose syrup.

Abstract: The present invention relates to a lipid composition comprising at least 5 wt % of a structuring agent dispersed in oil or fat wherein the structuring agent comprises at least 50 wt % of triacylglycerol containing a glycerin skeleton esterified with one type of saturated fatty acid having a chain length of either 10:0, 12:0 or 14:0. Further aspects of the invention are: the structuring agent, a food product comprising the lipid composition, the use of the lipid composition as a structure stabilizer or a moisture barrier in a food product; and a method for preparing the lipid composition.