The Furukawa Electric Co., Ltd.

Hokkaido University

Mitsubishi Paper Mills Limited

Idemitsu Kosan Company, Limited

Japan Science and Technology Agency

Metawater Co., Ltd.

Takao Masuda

Sadahiro Kato

Masayuki Fukushima

Kaori Sekine

Yuta Nakasaka

Takuya Yoshikawa

Yukako Nakai

Mai Nishii

Kojiro Inamori

Takahito Ochiai

Teruoki Tago

Satoshi Kajitani

Naonori Ryumon

Yusuke Shimizu

Hirokazu Sasaki

Makoto Kato

Yuichiro Banba

Hiroko Takahashi

Yoshihito Koyama

Shinsuke Nishida

Shinichiro Matsumoto

Kazumi Kato

Yasuro Yokota

Yoshimi Ikezawa

Keisuke Ooyama

Mari Kannagi

Keisuke Oyama

Noriko Kasai

Atsushi Shimoyamada

Nobuko Takahama

Yohei Uesugi

Tetusya Yanase

Hirokazu Tsuboi

Tomohiko Mori

A functional structure which can resist a decrease in the function of the functional material and thus have a long life, can be free from the need for complicated replacement operation, can contribute to resource-saving, and can exhibit high catalytic activity when used, for example, as a catalyst. The functional structure includes supports each having porous structure and including a zeolite-type compound, and at least one functional substance present in the supports, in which each of the supports has channels communicating with one another, the functional material is present at least in the channel of each of the supports, and the supports have an average external size of 20 μm or less.

Functional structure

A functional structure which can resist a decrease in the functions of the functional material caused by influences such as force and heat and thus have a long life. The functional structure includes supports each having a porous structure and including a zeolite-type compound, and at least one functional material present in the supports, in which each of the supports has channels communicating with one another, the functional material is present at least in the channel of each of the supports, the functional material present in the supports includes a metal element (M), and the content of the metal element (M) is more than 2.5 mass % with respect to the functional structure.

A method for making a functional structural body includes a skeletal body of a porous structure composed of a zeolite-type compound, and at least one type of metallic nanoparticles present in the skeletal body, the skeletal body having channels connecting with each other, the metallic nanoparticles being present at least in the channels of the skeletal body.

Method for making functional structural body

A synthesis gas production catalyst structure or the like which can maintain stable high catalytic activity for a long period of time without degradation and can allow efficient production of a synthesis gas including carbon monoxide and hydrogen. The synthesis gas production catalyst structurefor use in producing a synthesis gas comprising carbon monoxide and hydrogen, the synthesis gas production catalyst structureincluding: supports each having a porous structure and including a zeolite-type compound; and at least one catalytic material present in the support, in which each of the supports has channels communicating with one another, each of the supports has a ratio (L/d ratio) of long side dimension L to thickness dimension d of 5.0 or more, and the catalytic material is present at least in the channel of each of the supports.

Synthesis gas production catalyst structure and precursor thereof, synthesis gas production apparatus, and method of producing synthesis gas production catalyst structure

A catalyst structure that allows prevention of aggregation of fine particles of a functional material, suppresses decrease of catalyst activity, and thus enables the extension of the lifetime of the catalyst structure. A catalyst structure is provided with: a support that is formed from a zeolite-type compound and has a porous structure; and at least one functional material present in the support. The functional material includes a first element that is at least one metallic element selected from the group consisting of cobalt, nickel, and iron. The support has paths connected to each other. The functional material including the first element is present in at least the paths of the support.

Catalyst structure and method for producing same, and method for producing hydrocarbon by use of catalyst structure

To provide a functional structural body that can realize a long life time by suppressing the decline in function of the functional substance and that can attempt to save resources without requiring a complicated replacement operation, and to provide a method for making the functional structural body. The functional structural body () includes a skeletal body () of a porous structure composed of a zeolite-type compound, and at least one functional substance () present in the skeletal body (), the skeletal body () has channels () connecting with each other, and the functional substance is present at least in the channels () of the skeletal body ().

Functional structural body and method for making functional structural body

A functional structure which can suppress functional degradation of a functional material to achieve longer life, which can save resources without complicated replacement operations, and which, used for example as a catalyst, exhibits excellent catalytic activity. The functional structure includes supports each having a porous structure and including a zeolite-type compound, and at least one functional material present in the supports and including a metal element (M), in which each of the supports has channels communicating with one another, the functional material is present at least in the channel of each of the supports, and the metal element (M) having constituted the functional material is partially substituted with an element having constituted the supports.

An apparatus and method for producing hydrocarbons including aromatic hydrocarbons and lower olefins including propylene from CHand COthrough CO and Hwith high activity and high selectivity. The apparatus is provided with: a synthetic gas production unit to which a gas containing CHand COis supplied from a first supply unit, and which generates a synthetic gas containing CO and Hwhile heating a first catalyst structure; a production unit to which the synthetic gas is supplied and which generates hydrocarbons including aromatic hydrocarbons having 6-10 carbon atoms and lower olefins including propylene while heating a second catalyst structure; and a detection unit which detects propylene and the aromatic hydrocarbons discharged from the production unit, in which the first catalyst structure includes first supports having a porous structure and a first metal fine particle in the first supports, the first supports have a first channels, the first metal fine particle is present in the first channels, the second catalyst structure includes second supports having a porous structure and a second metal fine particle in the second supports, the second supports have a second channels, and a portion of the second channels have an average inner diameter of 0.95 nm or less.

Apparatus and method for producing hydrocarbons

A catalyst structure that allows prevention of aggregation of fine particles of a functional substance, suppresses decrease of catalyst activity, and thus enables extension of the lifetime of the catalyst structure. A catalyst structure has a carrier that is formed from a zeolite-type compound and has a porous structure. The functional substance includes a first element that is at least one metallic element selected from the group consisting of cobalt (Co), nickel (Ni), iron (Fe), and ruthenium (Ru), and at least one second element selected from the group consisting of metallic elements in group 1, group 2, group 4, group 7, and group 12 on the periodic table. The carrier has paths connected to each other. The functional substance is present in at least the paths of the carrier.

A structured catalyst for steam reforming of the present disclosure is used for producing reformed gas containing hydrogen from a reforming raw material containing hydrocarbon, and includes a support having a porous structure constituted of a zeolite-type compound, and at least one catalytic substance present inside the support. The support includes channels connecting with each other, and the catalytic substance is metal nanoparticles and present at least in the channels of the support.

Structured catalyst for steam reforming, reforming apparatus provided with structured catalyst for steam reforming, and method for manufacturing structured catalyst for steam reforming

A semipermeable membrane support containing polyolefin-based fibers, which can withstand repeated washing and backwashing, makes it easy for a semipermeable membrane component to permeate thereinto and difficult for the component to strike therethrough, and is excellent in adhesion to the semipermeable membrane and adhesion between a non-coating surface thereof and a resin frame. The semipermeable membrane support which is used by forming the semipermeable membrane thereon is a wet-laid nonwoven fabric containing core-sheath type conjugate fibers composed of polypropylene as a core component and polyethylene as a sheath component and has a burst strength of 300 to 1,000 kPa, or the Bekk smoothness and 75° mirror surface glossiness of the coating surface on which the semipermeable membrane is to be formed of the semipermeable membrane support being more than the Bekk smoothness and 75° mirror surface glossiness of a non-coating surface on the opposite side.

Semipermeable membrane support

In an apparatus, a gas containing CHand COis supplied from a first supply unit to a synthetic gas production unit which generates a synthetic gas containing CO and Hwhile heating a first catalytic structure; the synthetic gas is supplied to a gas production unit which generates a lower olefin-containing gas including propylene while heating a second catalytic structure; and a detection unit detects propylene discharged from the gas production unit. The first catalytic structure includes first supports having a porous structure and a first metal fine particle that is present in first channels of the first supports. The second catalyst structure includes second supports having a porous structure and a second metal fine particle in the second supports. The second supports have a second channels, a portion of which have an average inner diameter of 0.95 nm or less.

Apparatus for producing lower olefin-containing gas and method for producing lower olefin-containing gas

A catalyst structure includes a carrier having a porous structure composed of a zeolite type compound and at least one catalytic material existing in the carrier. The carrier has channels communicating with each other, and the catalytic material is a metal fine particle and exists at least in the channel of the carrier.

Catalyst structure and method for producing the catalyst structure

To provide a highly active structured catalyst for methanol reforming that suppresses the decline in catalytic function and has excellent catalytic function, and a methanol reforming device. A structured catalyst for methanol reforming, including:

Structured catalyst for methanol reforming, methanol reforming device, method for producing structured catalyst for methanol reforming, and method for producing at least one of olefin or aromatic hydrocarbon

Provided is a structured catalyst for hydrodesulfurization that suppresses the decline in catalytic activity and achieves efficient hydrodesulfurization. The structured catalyst for hydrodesulfurization () includes a support () of a porous structure composed of a zeolite-type compound, and at least one catalytic substance () present in the support (), the support () having channels () connecting with each other, and the catalytic substance () being present at least in the channels () of the support ().

Structured catalyst for hydrodesulfurization, hydrodesulfurization device including the structured catalyst, and method for producing structured catalyst for hydrodesulfurization

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Tokyo, Japan

Takao Masuda