摘要:
PROBLEM TO BE SOLVED: To provide a holding seal material capable of exerting a function as a catalyst by quickly increasing a temperature of an exhaust gas treatment body (catalyst carrier) immediately after start of an internal combustion engine such as an engine, as an exhaust gas treatment body can be heated at an arbitrary timing by using a heater disposed in the holding seal material, when the exhaust gas treatment body on which the holding seal material is wound, is accommodated in a casing to be used as an exhaust gas purification device.SOLUTION: A holding seal material for an exhaust gas purification device, is provided with a heater on one of main faces of a mat constituting a mat-shaped holding seal material composed of inorganic fiber.
摘要:
PROBLEM TO BE SOLVED: To provide a holding material for a gas treatment apparatus that can correspond with various demands, the gas treatment apparatus and a production method of the same.SOLUTION: In the gas treatment apparatus that includes a treatment structure (20) and a metallic casing (30) that accommodates the treatment structure, a holding material (10) for a gas treatment apparatus is an inorganic fiber made holding material disposed between the treatment structure and the casing, and carries a capsule particle (40) including liquid. The gas treatment apparatus includes: the treatment structure (20); the metallic casing (30) that accommodates the treatment structure; and the inorganic fiber made holding material (10) disposed between the treatment structure and the casing, and carries the capsule particle (40) including liquid at an inner surface of the casing and/or the holding material.
摘要:
Multilayer mats, pollution control devices containing the multilayer mats, and methods of making the multilayer mats are provided. The multilayer mats include a non-intumescent layer sandwiched between two intumescent layers. The outer layers of the mats contain intumescent materials.