Abstract: An object of the present invention is to provide a dry pump and an exhaust gas treatment method which can improve an effect of inhibiting a reaction product from adhering to the inside of a gas outlet port of the dry pump, a gas exhaust pipe, or the like and can also improve an energy saving effect. To attain the object, the present invention includes the gas exhaust pipe disposed to be connected to the gas outlet port of the dry pump and to a gas inlet port of a detoxification device, and a heat exchanger which heats a diluent gas introduced therein using a heat generated from the dry pump and introduces the heated diluent gas into the gas exhaust pipe to heat a used gas to a temperature of not less than a predetermined value.

Abstract: The present invention aims to provide a resin foam excellent in shock absorption properties and damping properties and less likely to cause sheet misalignment. Provided is a resin foam having a multitude of cells, the resin foam containing: a polyvinyl acetal; and a plasticizer, the resin foam having a loss tangent tan ? with a peak of 0.5 or higher in the range of 0° C. to 50° C. as determined by dynamic viscoelasticity measurement at a measurement frequency of 1 Hz, and the resin foam having a 23° C. compression set of 85% or lower.

Abstract: The present invention aims to provide a flexible resin foam having excellent shapeability and a resin foam sheet, an adhesive tape, a member for a vehicle, and a member for a building each including the resin foam. Provided is a resin foam having a multitude of cells, the resin foam including: a polyvinyl acetal; and a plasticizer, the resin foam having an elongation strain of 300% or more and a 50% compression stress of 70 kPa or less.

Abstract: A method for reducing gel in a polymer kneaded compound flowing in a polymer flow duct includes flowing a polymer kneaded compound in a polymer flow duct to a gel reduction mechanism including a gel reduction member having one or more through holes defining a squeezing flow path having a flow path cross-sectional area smaller than the polymer flow duct. The squeeze ratio S1/S2 of the squeezing flow path is 25 to 177.8, where S1 is a flow path cross-sectional area of the polymer flow duct and S2 is a sum total of flow path cross-sectional area of the squeezing flow path, to generate an extensional flow in the kneaded compound.

Abstract: A reentry catheter having a catheter body having a lumen extending axially through a length of the catheter body, a distal port in communication with the lumen, and a flexible distal tip positioned at a distal end of the catheter body. The distal tip can have a first planar surface and a second planar surface that are angled to form a tapered portion in the distal tip. A thickness of the tapered portion in a first direction can decrease along the length of the tapered portion and can be less than a width of the tapered portion in a second direction at every point along the length of the tapered portion such that the tapered portion of the tip is more flexible when bent in the first direction than in the second direction, the second direction being normal to the first direction.

Abstract: A resistance welding method includes: welding a plurality of welding target members by supplying an electric current through electrodes; and generating a fragile portion in a position of the welding target members different from a position subject to the welding by using the electrodes for the welding or electrodes separate from the electrodes for the welding, before, during, or after the welding is performed.

Abstract: A resistance welding apparatus includes: a cleaning system that, before a welding electrode contacts a welding target, supplies a fluid to clean, of a contact portion of the welding electrode and a contact portion of the welding target, at least the contact portion of the welding target, the contact portion of the welding target being to contact the welding electrode, the contact portion of the welding electrode being to contact the welding target; and a cooling system that, during and/or after welding the welding target by the welding electrode, supplies the fluid to cool the welding electrode and a portion near the contact portion of the welding target.

Abstract: The molding method according to the present invention includes a first step of disposing a composite material and a molded member in an overlapped manner between a die having a first mold part and a punch having a second mold part opposing the first mold part, and a second step of pressing the punch in a direction to approach the die so as to mold the composite material and the molded member into shapes corresponding to the first and second mold parts and join the composite material and the molded member to each other. The composite material has a thickness of 0.01 mm or more and 1 mm or less.

Abstract: A molding method according to the present invention is a method of molding a composite material including a first member, a second member, and a reinforcement member interposed between the first member and the second member, the method including a first step of disposing the reinforcement member between the first member and the second member, and a second step of causing the first member to collide with the second member by a predetermined urging force after the reinforcement member is disposed, thus joining the first member and the second member with the reinforcement member interposed between the first member and the second member. The composite material has a thickness of 0.01 mm or more and 1 mm or less.

Abstract: The present invention aims to provide a resin foam excellent in shock absorption properties and damping properties and less likely to cause sheet misalignment. Provided is a resin foam having a multitude of cells, the resin foam containing: a polyvinyl acetal; and a plasticizer, the resin foam having a loss tangent tan ? with a peak of 0.5 or higher in the range of 0° C. to 50° C. as determined by dynamic viscoelasticity measurement at a measurement frequency of 1 Hz, and the resin foam having a 23° C. compression set of 85% or lower.

Abstract: The present invention aims to provide a flexible resin foam having excellent shapeability and a resin foam sheet, an adhesive tape, a member for a vehicle, and a member for a building each including the resin foam. Provided is a resin foam having a multitude of cells, the resin foam including: a polyvinyl acetal; and a plasticizer, the resin foam having an elongation strain of 300% or more and a 50% compression stress of 70 kPa or less.

Abstract: The present invention aims to provide a porous polyvinyl acetal object and a nonwoven polyvinyl acetal fabric each capable of exhibiting significantly high shock absorption. Provided is a porous polyvinyl acetal object having a large number of cells, including: a polyvinyl acetal; and a plasticizer, the porous object having an open cell ratio of 10% or higher, the porous object in the form of a sample with a size of 10 cm in length, 10 cm in width, and 4 mm in thickness having a coefficient of rebound (rebounding height/drop height) of 0.1 or lower in measurement of a rebounding height of a ½-inch SUS ball in conformity with JIS B 1501 dropped from a given drop height to the center of the sample placed on an iron plate with a size of 10 cm or more in length, 10 cm or more in width, and 1 cm in thickness.

Abstract: The present invention aims to provide a resin foam, a resin foam sheet, an adhesive tape, a member for a vehicle, and a member for a building that are capable of exhibiting very high sound insulation properties. Provided is a resin foam having a multitude of cells, the resin foam containing: a thermoplastic resin; and a plasticizer, the resin foam having a minimum loss factor of a primary anti-resonance frequency in the range of 20° C. to 60° C. of 0.05 or higher and a secondary anti-resonance frequency in the range of 20° C. to 60° C. of 300 to 800 Hz as measured by mechanical impedance measurement (MIM) in conformity with JIS G0602.

Abstract: A resistance welding machine includes a first electrode and a second electrode which are configured so that the first and second electrodes can hold a workpiece therebetween and apply a current to the workpiece. The first electrode includes a first inner electrode and a first outer electrode disposed outside the first inner electrode at a predetermined interval. The second electrode includes a second inner electrode and a second outer electrode disposed outside the second inner electrode at a predetermined interval. The resistance welding machine further includes a control unit that can control a pressing state of the workpiece with the first and second electrodes according to predetermined welding conditions and selects a pair of electrodes that apply a current to the workpiece from the first inner electrode, the first outer electrode, the second inner electrode, and the second outer electrode.

Abstract: A joining apparatus is an apparatus for performing joining of a joining target object including multiple members stacked on each other and a thermosetting adhesive arranged on joining target portions of the multiple members. The joining apparatus includes a first electrode; a second electrode; a pressurization mechanism configured to cause the first and second electrodes to pressure-contact the surface of the joining target object in the vicinity of the joining target portions; a power source configured to distribute power to between the first electrode and the second electrode; and a control unit configured to distribute the power to between both electrodes by the power source in a state in which the first electrode and the second electrode pressure-contact the surface by the pressurization mechanism, thereby performing joining of the joining target object by curing of the thermosetting adhesive by resistance heating generated at the joining target object.

Abstract: There is provided an electromagnetic wave shielding material excellent in moldability and developing a good electromagnetic wave shielding function. The electromagnetic wave shielding material 1 contains a synthetic resin 11, and an exfoliated graphite 12 being a layered body of graphene and having a number of graphene layers of 200 or smaller and an aspect ratio of 20 or higher.

Abstract: The present invention aims to provide an anisotropic heating sheet which is capable of emitting generated heat in a specific direction to efficiently utilize its energy, and which has excellent handleability. The present invention also aims to provide an interlayer film for a laminated glass and a laminated glass each including the anisotropic heating sheet. Provided is an anisotropic heating sheet including: a laminate including an aerogel layer containing an aerogel and a heating layer, the aerogel layer having a tensile strain at break of 0.1% or higher as determined by a tensile test in conformity with JIS C 2151.

Abstract: A colorimetric device includes: a feeding unit configured to feed a transfer medium; a colorimeter configured to perform colorimetry of an image that is formed on the transfer medium and that has a color boundary in a feeding direction; and a colorimetry control unit configured to control the feeding unit and the colorimeter, wherein the colorimetry control unit acquires color information related to the color boundary of the image and determines the color boundary of the image based on the color information and a result of the colorimetry performed by the colorimeter.

Abstract: The present invention aims to provide a heat insulation sheet having excellent heat insulation properties, and an interlayer film for a laminated glass and a laminated glass each including the heat insulation sheet. Provided is a heat insulation sheet including: a laminate including an aerogel layer containing an aerogel and a resin layer containing a thermoplastic resin, the resin layer being stacked on at least one surface of the aerogel layer.

Abstract: A reentry catheter having a catheter body having a lumen extending axially through a length of the catheter body, a distal port in communication with the lumen, and a flexible distal tip positioned at a distal end of the catheter body. The distal tip can have a first planar surface and a second planar surface that are angled to form a tapered portion in the distal tip. A thickness of the tapered portion in a first direction can decrease along the length of the tapered portion and can be less than a width of the tapered portion in a second direction at every point along the length of the tapered portion such that the tapered portion of the tip is more flexible when bent in the first direction than in the second direction, the second direction being normal to the first direction.