Fujifilm Corporation

Ricoh Company, Ltd.

Kenichi Ishizuka

Satoshi Sano

Shigehide Itou

Takeshi Narita

Nobuhiro Nishita

Takeshi Umehara

Kentaro Shiratsuchi

Tomonori Ishino

Ichirou Nagata

Makoto Sawada

Ryo Ouchi

Hiroyuki Satoh

Yoichi Hosoya

Taisei Nishimi

Shusaku Takasu

Izumi Itoh

Kenji Kano

Daisuke Hiraki

Ken Shirasaki

Akihiro Kawamura

Kenya Fujiwara

An imaging device includes a reflection polarization prism having an incident surface on which illumination light emitted from a light emitter is incident and a transmission surface that passes the illumination light entered the incident surface through one surface of a light-transmitting member, an imager including an image sensor having a first light-receiving portion that receives light from a predetermined imaging area transmitting the light-transmitting member and a second light-receiving portion adjacent to the first light-receiving portion that receives the illumination light reflected on an opposite surface to the one surface of the light-transmitting member, and an optical member that emits the light introduced from the predetermined imaging area to the first light-receiving portion and emits the illumination light reflected on the opposite surface of the light-transmitting member to the second light-receiving portion.

Imaging device, object detector and mobile device control system

In a spiral type acidic-gas separation module which is obtained by winding a laminate including an acidic gas separation layer that includes a facilitated transport film, a permeating gas channel member which includes a channel regulation member regulating an acidic gas channel that is a channel of an acidic gas having permeated through the facilitated transport film allows a difference in high-pressure deformation amount between a region where the channel regulation member is formed and a region other than the region to be set to 100 &#x3bc;m or less. In this manner, an acidic-gas separation module which prevents damage to the facilitated transport film and exhibits a predetermined performance for a long period of time is provided.

Acidic-gas separation module

Provided is a gas separation membraneincluding a separation layerwhich comprises a block copolymer having at least a first segment and a second segment, in which the separation layerhas a phase separation structure that has at least a first structurederived from the first segment and a spherical second structurederived from the second segment. The gas separation membrane in which the spherical second structure satisfies Formula 1, the first structure and the spherical second structure satisfy the following Formula 2, and the first structurehas a structure that is continuous in the thickness direction over the entire thickness of the separation layerhas high gas permeability and high gas separation selectivity. Also provided is a gas separation membrane module.&#x3c;0.4&#x2003;&#x2003;Formula 1:&#x3c;1&#x2003;&#x2003;Formula 2: (R represents the average diameter of the spherical second structure, L represents the thickness of the separation layer, Ps represents the permeability coefficient of the first structure, and Pf represents the permeability coefficient of the spherical second structure. In this case, Ps and Pf represent the permeability coefficient of a gas with a higher permeability coefficient in the first structure, among two kinds of gases.)

Gas separation membrane and gas separation membrane module

An acidic gas separation module, which improves gas separation efficiency and reduces pressure loss, includes: a permeating gas collecting tubehaving tube walls in which through holesA are formed; a layered bodythat has at least an acidic gas separation layerand that is wound on the permeating gas collecting tube; and telescope prevention plates(a gas supply sideA and a gas discharge sideB) provided at both end faces in an axial direction of the wound layered body, wherein the ratio (D/D) of the open area ratio Dof the telescope prevention plate on the gas discharge sideB relative to the open area ratio Dof the telescope prevention plate on the gas supply sideA is from 0.5 to 0.9. An acidic gas separation device includes the acidic gas separation module

Acidic gas separation module, acidic gas separation device, and telescope prevention plate

A gas separation membrane containing a support and a separating layer formed on the support,

Gas separation membrane, method of producing the same, and gas separating membrane module using the same

An acidic gas separation laminate including: a porous support formed by laminating a porous film and an auxiliary support film; an acidic gas separation facilitated transport film; a permeating gas channel member; a sealing unit which is formed by impregnating the porous film, the auxiliary support film, and the gas channel member with an adhesive in the lamination direction thereof along the peripheral edge at a width of 5 mm or greater such that the permeation rate becomes 60% or greater; and a stress buffer unit which is adjacent to the sealing unit, has a permeation rate of the adhesive of less than 60% at least in the porous film, and is formed by impregnating at least the gas channel member with the adhesive.

Acidic gas separation laminate and acidic gas separation module provided with laminate

An acidic gas separation laminate includes a composite film formed of a porous support which is formed by laminating a porous film and an auxiliary support film and an acidic gas separation facilitated transport film which is disposed on the porous film side of the porous support; a permeating gas channel member which is laminated so as to face the auxiliary support film of the porous support and in which acidic gas permeated and passed through the acidic gas separation facilitated transport film flows; and a film protection unit in which an adhesive becomes impregnated into the porous film at an impregnation rate of 10% or greater in the lamination direction of the porous support and the impregnation rate of the adhesive in the auxiliary support film is smaller than the impregnation rate of the adhesive in the porous film.

A gas separation composite membrane, containing a gas-permeable supporting layer and a gas separating layer containing a crosslinked polyimide resin over the gas-permeable supporting layer, in which the crosslinked polyimide resin has structure in which a polyimide compound is crosslinked and linked, and the polyimide compound is a copolymer having at least an imide group-containing monomer component and a monomer component having a specific polar group; and a module, a gas separation apparatus and a gas separation method using the same.

Gas separation composite membrane, and gas separating module, gas separation apparatus and gas separation method using the same

A gas separation composite membrane, containing a gas-permeable supporting layer and a gas separating layer containing a crosslinked polyimide resin over the gas-permeable supporting layer, in which the crosslinked polyimide resin is formed by a polyimide compound being crosslinked by a radically crosslinkable functional group thereof, and a ratio [&#x3b7;] of a crosslinked site to an imide group of the polyimide compound (the number of crosslinked sites/the number of imide groups) in the crosslinked polyimide resin is 0.0001 or more and 0.45 or less; a method of producing the same; and a gas separating module, a gas separation apparatus and a gas separation method using the same.

Gas separation composite membrane and method of producing the same, and gas separating module, gas separation apparatus and gas separation method using the same

A gas separation composite membrane, containing a gas-permeable supporting layer and a gas separating layer containing a crosslinked polyimide resin over the gas-permeable supporting layer, in which the crosslinked polyimide resin has structure in which a polyimide compound is crosslinked through a specific crosslinking chain, the specific crosslinking chain has at least one kind of linking group selected from the group consisting of &#x2014;NRC(&#x2550;O)&#x2014;, &#x2014;NRC(&#x2550;O)O&#x2014;, &#x2014;CHOCH&#x2014;, &#x2014;CHSCH&#x2014;, &#x2014;OC(&#x2550;O)O&#x2014;, &#x2014;C(&#x2550;O)ON(R)&#x2014;, &#x2014;SON(R)&#x2014; and &#x2014;PON(R)&#x2014;, and R, R, R, Rand Reach independently represent a hydrogen atom or a substituent.

Gas separation composite membrane and gas separating module, gas separation apparatus and gas separation method using the same

A crystalline polymer microporous membrane, which contains: a laminate of two or more layers including a layer containing a first crystalline polymer and a layer containing a second crystalline polymer, the laminate having a plurality of pores each piercing through the laminate in a thickness direction thereof, wherein the first crystalline polymer has higher crystallinity than crystallinity of the second crystalline polymer, and the layer containing the first crystalline polymer has the maximum thickness thicker than the maximum thickness of the layer containing the second crystalline polymer, and wherein at least one layer in the laminate has a plurality of pores whose average diameter continuously or discontinuously changes along with a thickness direction of the laminate at least at part thereof.

Crystalline polymer microporous membrane and filtration filter

A crystalline polymer microporous membrane containing a crystalline polymer microporous film containing a crystalline polymer, and having an asymmetric pore structure; fluorine alcohol covering at least part of an exposed surface of the crystalline polymer microporous film; and a crosslinking agent, wherein the fluorine alcohol is crosslinked with assistance of the crosslinking agent.

Crystalline polymer microporous membrane, method for producing the same, and filteration filter

A crystalline polymer microporous membrane, which contains: a microporous film formed of a crystalline polymer, which has a plurality of pores; and a hydrophilic polymer containing a hydroxyl group, which covers exposed surfaces of the microporous film, wherein the plurality of pores have a larger average pore diameter at a first surface of the film than the average pore diameter at a second surface of the film, and the average pore diameter of the pores continuously changes from the first surface to the second surface.

Crystalline polymer microporous membrane, method for producing the same, and filtration filter

A method of manufacturing a polymer film having a microphase-separated morphology includes a film-forming step in which a solution containing a block copolymer having two or more types of polymer chains which are mutually incompatible and are bonded to each other, a first solvent and a second solvent having a higher boiling point by at least 15&#xb0; C. than the first solvent is applied onto a substrate and the first solvent is removed to form a film; a heating step in which the film is heated at a temperature which is higher than the boiling point of the first solvent but is lower than the boiling point of the second solvent to make the film formed have a microphase-separated morphology; and a solvent removal step in which the second solvent is removed from the film having the microphase-separated morphology to form the polymer film having the microphase-separated morphology.

Growing community of inventors

Ashigarakami-gun, Japan

Kenichi Ishizuka