Fujifilm Corporation

Fuji Photo Film Company, Limited

Fujifilm Corpoation

Fujfilm Corporation

Satoshi Sano

Tatsuya Igarashi

Keisuke Kodama

Koji Hironaka

Toshihiro Ise

Jun Ogasawara

Kenichi Ishizuka

Sotaro Inomata

Ichiro Nagata

Takeshi Narita

Shigehide Itou

Takeshi Umehara

Kentaro Shiratsuchi

Ichirou Nagata

Tomonori Ishino

Takeshi Murakami

Kiyoshi Takeuchi

Seiji Ichijima

Tetsu Kitamura

Kuniyuki Kaminaga

Tetsufumi Takamoto

Yuusuke Iizuka

Yasuhiro Shimada

Jun Matsumoto

Nobuo Seto

Hiroyuki Yoneyama

Yuki Mizukawa

Shigeki Uehira

Eiji Fukuzaki

Osamu Uchida

Masaru Kinoshita

Shohei Kataoka

Taiji Katsumata

Ryo Saito

Akihito Amao

Yusuke Iizuka

Morihito Ikeda

Takayasu Nagai

Kazuomi Inoue

Masatoshi Yumoto

Yohei Ishiji

Itaru Osaka

Kenji Kano

Daisuke Sawai

Toshihiko Ise

Ryota Usami

Masato Senoo

Nagisa Toihara

An m-phenylenediamine compound is represented by the following General Formula (I), (II), or (III). Rrepresents a hydrogen atom, an alkyl group, a cycloalkyl group, or an aryl group. R, R, and Reach represent an alkyl group. Rand Reach represent an alkyl group. X represents a chlorine atom or a bromine atom. A method for producing a polymer compound includes obtaining a polymer compound by using the m-phenylenediamine compound represented by General Formula (I) as a raw material.

M-phenylenediamine compound and method for producing polymer compound using same

A gas separation membrane has a gas separation layer containing a crosslinked cellulose resin. The crosslinked cellulose resin has a particular linking structure in a crosslinked structure. The gas separation layer contains an organic solvent in a particular amount.

Gas separation membrane, gas separation module, gas separation apparatus, gas separation method, and method for producing asymmetric gas separation membrane

A gas separation asymmetric membrane includes a porous layer having gas permeability; and a compact layer having gas separation capability which is formed on the porous layer in which the gas separation asymmetric membrane is formed using a polyimide compound which has a structural unit represented by Formula (I) and at least one structural unit selected from a structural unit represented by Formula (II) or a structural unit represented by Formula (III) and in which the viscosity, at 25&#xb0; C., of a solution obtained by dissolving the polyimide compound in N-methylpyrrolidone at a concentration of 5% by mass is in a range of 2.2 to 22.0 mPa&#xb7;sec, in the formula, Xrepresents a group having a structure represented by Formula (I-a) or (I-b). 

Gas separation asymmetric membrane, gas separation module, gas separation device, and gas separation method

A gas separation membrane includes a gas separation layer containing a polyimide compound having a repeating unit represented by Formula (I), 

Gas separation membrane, gas separation module, gas separation device, gas separation method, and polyimide compound

A gas separation membrane has a gas separation layer containing a cellulose resin, and an organopolysiloxane compound layer disposed on the gas separation layer in which Si ratio of the organopolysiloxane compound layer after immersion in chloroform to the organopolysiloxane compound layer before immersion in chloroform, the Si ratio being calculated by Mathematical expression (I), is 0.6 to 1.0.Si ratio=(Si&#x2014;K&#x3b1; X-ray intensity after immersion in chloroform)/(Si&#x2014;K&#x3b1; X-ray intensity before immersion in chloroform)&#x2003;&#x2003;Mathematical expression (I)

Gas separation membrane, gas separation module, gas separation apparatus, and gas separation method

A gas separation membrane has a gas separation layer containing a poly(benzoxazole-imide) compound in which the poly(benzoxazole-imide) compound having structural units represented by General formulae (I) and (II), or structural units represented by General formulae (I), (II) and (III) satisfies a specific molar quantity condition.  In the formulae, X and Y each represent a single bond or a specific divalent linking group; L represents a specific divalent linking group including a phenylene group; and R represents a specific group. A gas separation module and a gas separation method use the gas separation membrane. A gas separation apparatus includes the gas separation module.

A functional polymer membrane of the present invention contains a polymer containing at least a structure represented by the following Formula (I), a method for producing the membrane, and an ion exchange apparatus: wherein Rand Reach represent a hydrogen atom or an alkyl group; Rto Reach represent a substituent; Rto Rmay be bonded to each other and form a ring; Ato Aeach represent a single bond or a divalent linking group; Mrepresents a hydrogen ion, an organic base ion, or a metal ion; Jrepresents a single bond, &#x2014;O&#x2014;, &#x2014;S&#x2014;, &#x2014;SO&#x2014;, &#x2014;CO&#x2014;, &#x2014;CRR&#x2014;, or an alkenylene group, and Rand Reach represent a hydrogen atom, an alkyl group, or a halogen atom; and k1, k2, k3, k4, n1, n2, m1, m2, p, and q each represent a particular integer.

Functional polymer membrane, manufacturing method therefor, ion exchange membrane and proton conductive membrane equipped with functional polymer membrane, and ion exchange device

There are provided an ion-exchange polymer including a structure represented by the following General Formula (1) and a production method therefor, an electrolyte membrane and a production method therefor, and a composition for producing an ion-exchange polymer.  In a case where the sum of a1, b1, and c1 is 1.000, a1 is 0.000 to 0.750, b1 is 0.240 to 0.990, and c1 is 0.001 to 0.100. L represents an alkylene group, Land Leach represent a divalent linking group, Ris a hydrogen atom or an alkyl group, Rand Reach represent an alkyl group or an allyl group, Xand Xeach represent an inorganic or organic anion, and Y represents a halogen atom. Zrepresents &#x2014;O&#x2014; or &#x2014;NRa&#x2014;, and Ra represents a hydrogen atom or an alkyl group.

Ion-exchange polymer and production method therefor, electrolyte membrane and production method therefor, and composition for producing ion-exchange polymer

Provided are a gas separation composite membrane including a gas separation layer which is formed to include a polyimide compound on the upper side of a gas permeating support, in which the solubility of the polyimide compound in dimethylacetamide at 20&#xb0; C. is 20 mg/100 g or less, and the thickness of the gas separation layer is 0.1 &#x3bc;m or greater and less than 5.0 &#x3bc;m, a method of producing the same, a gas separation module using the gas separation composite membrane, a gas separation device, and a gas separation method.

Gas separation composite membrane, gas separation module, gas separation device, gas separation method, and method of producing gas separation composite membrane

Provided are a gas separation membrane which includes a gas separation layer formed to include a polyimide compound and in which the polyimide compound includes a repeating unit represented by the following Formula (I), a gas separation module, a gas separation device, and a gas separation method using the same.  In Formula (I), R represents a group having a specific structure. Rrepresents a specific substituent group. Ato Arepresent a hydrogen atom or a specific substituent group, but all of Ato Ado not represent a hydrogen atom at the same time. In this case, at least one of R, A, A, and Arepresents a specific polar group.

Gas separation membrane, gas separation module, gas separation device, and gas separation method

Provided are a curable composition including an amide compound that is represented by Formula (1) below and of which a density of sulfonic acid is 3.9 milliequivalent/g or greater. 

Curable composition

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

There is provided a composite gas separation membrane including a gas separation layer, which is formed to include a polyimide resin, on a support layer having gas permeability, in which the polyimide resin includes a repeating unit represented by the following Formula (I)   

Composite gas separation membrane, gas separation module, gas separation apparatus and gas separation method

A functional polymer membrane having a pore volume fraction of 0.6% or more and 3.0% or less by allowing a reaction of curing a composition containing a polymerizable compound (A) and a copolymerizable monomer (B).

Functional polymer membrane and method of producing 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 composed of a polyimide compound having been crosslinked through an ester linking group, in which the polyimide compound contains a repeating unit of formula (I), a repeating unit of formula (II-a) or (II-b), and a repeating unit of formula (III-a) or (III-b), and in which a ratio [&#x3ba;] of a site forming a crosslinked chain mediated by the ester linking group to an imide group (the number of specific crosslinkable sites/the number of imide groups) is more than 0.4 and less than 0.5.

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

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Kanagawa, Japan

Satoshi Sano