摘要:
A gas processing device is disclosed that makes it possible to appropriately control the frictional resistance between a holding mat and a casing. A gas processing device (1) includes a processing structure (20), a casing (40) made of a metal and housing the processing structure (20), and a holding mat (10) formed of inorganic fibers and placed between the processing structure (20) and the casing (40), an inner surface (41) of the casing (40) and an outer surface (11) of the holding mat (10) coming in contact with each other through an adhesive layer (12) that includes a compound that includes a structural unit represented by a general formula (I). wherein R1 are independently a hydrogen atom, an alkyl group having 1 to 5 carbon atoms, an alkoxy group having 1 to 5 carbon atoms, a phenyl group, or a hydroxyl group, and n is an integer equal to or larger than 1.
摘要:
A gas processing device is disclosed that makes it possible to appropriately control the frictional resistance between a holding mat and a casing. A gas processing device (1) includes a processing structure (20), a casing (40) made of a metal and housing the processing structure (20), and a holding mat (10) formed of inorganic fibers and placed between the processing structure (20) and the casing (40), an inner surface (41) of the casing (40) and an outer surface (11) of the holding mat (10) coming in contact with each other through an adhesive layer (12) that includes a compound that includes a structural unit represented by a general formula (I). wherein R1 are independently a hydrogen atom, an alkyl group having 1 to 5 carbon atoms, an alkoxy group having 1 to 5 carbon atoms, a phenyl group, or a hydroxyl group, and n is an integer equal to or larger than 1.
摘要:
The present invention relates to a holding material for a catalytic converter including a catalyst carrier, a metal casing for receiving the catalyst carrier, and the holding material wound around the catalyst carrier and interposed in a gap between the catalyst carrier and the metal casing, the holding material including a low thermal conductivity layer, in which the low thermal conductivity layer includes: a molded material containing an inorganic powder; or a composite material of a porous substrate with an aerogel.
摘要:
A holding material for a catalytic converter including a catalyst carrier having an elliptical cross section, a metal casing for receiving the catalyst carrier, and the holding material mounted on the catalyst carrier and interposed in a gap between the catalyst carrier and the metal casing, in which the holding material has a first portion and a second portion, and the first portion in contact with a region of the catalyst carrier, corresponding to 40 to 95% of a major axis centering on an intersection of an ellipse and a minor axis in the elliptical cross section of the catalyst carrier, is larger than the second portion in contact with any other region of the catalyst carrier in basis weight.
摘要:
The present invention relates to a holding material for a catalytic converter including a catalyst carrier, a metal casing for receiving the catalyst carrier, and the holding material wound around the catalyst carrier and interposed in a gap between the catalyst carrier and the metal casing, the holding material including a low thermal conductivity layer, in which the low thermal conductivity layer includes: a molded material containing an inorganic powder; or a composite material of a porous substrate with an aerogel.
摘要:
The present invention relates to a holding material for a catalytic converter including a catalyst carrier, a metal casing for receiving the catalyst carrier, and the holding material wound around the catalyst carrier and interposed in a gap between the catalyst carrier and the metal casing, in which the holding material includes an inorganic fiber substrate and a viscoelastic layer formed at least on a casing side surface of the inorganic fiber substrate and having a Young's modulus at 25° C. of 0.3 MPa or less.
摘要:
The present invention relates to a holding material for a catalytic converter including a catalyst carrier, a metal casing for receiving the catalyst carrier, and the holding material wound around the catalyst carrier and interposed in a gap between the catalyst carrier and the metal casing, in which the holding material includes an inorganic fiber substrate and a viscoelastic layer formed at least on a casing side surface of the inorganic fiber substrate and having a Young's modulus at 25° C. of 0.3 MPa or less.
摘要:
The present invention relates to a holding material for a catalyst converter, where the catalyst converter contains a catalyst carrier having a cross-section of a flattened shape, a metal casing to which the catalyst carrier is received, and the holding material attached to the catalyst carrier and interposed in a gap between the catalyst carrier and the metal casing, in which the holding material has a first part positioned in a minor axis direction of a cross-section of the catalyst carrier and having a high basis weight, a second part positioned in a major axis direction of the cross-section of the catalyst carrier and having a low basis weight, and a third part having a basis weight gradually decreased toward the second part from the first part.
摘要:
A method of applying electrodeposition coating onto metallic material by continuously passing the metallic material through an electrodeposition bath comprising an alkaline-solution soluble resin, solid lubricant and water is disclosed.
摘要:
A catalytic converter holding mat that is inexpensive, and exhibits an excellent heat insulation capability is provided by utilizing an inexpensive heat insulating material that exhibits an excellent heat insulation capability. The catalytic converter holding mat is provided in a gap between a tubular catalyst carrier and a casing that houses the catalyst carrier, and includes a retaining section that is formed of first inorganic fibers having a thermal shrinkage ratio at 1000° C. of 1% or less, and an insulation section that is disposed adjacent to the retaining section, and formed of second inorganic fibers having a thermal shrinkage ratio at 1000° C. of more than 1%.