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Polycrystalline aluminum oxide gasket for automobile exhaust aftertreatment and preparation method of polycrystalline aluminum oxide gasket
The invention discloses a polycrystalline alumina liner for automobile exhaust aftertreatment and a preparation method thereof, and belongs to the technical field of ceramic fiber products, and the preparation method comprises the following steps: preparing raw materials: preparing a proper amount of alumina fiber, an adhesive and an auxiliary agent as basic raw materials, and preparing related instruments and equipment required to be used; the method specifically comprises the following steps: preparing a proper amount of alumina fiber, an adhesive and an auxiliary agent as basic raw materials, preparing related instruments and equipment required to be used, starting up and debugging to ensure that the instruments and equipment can work normally, and putting the instruments and equipment into production, specifically comprising an electronic balance, a stirrer, an inclined wire machine and a dryer, the polycrystalline alumina fiber gasket with low glue content and high strength is prepared by taking delta-phase alumina fiber as a raw material, the glue content of the gasket is only 1/2 of that of an alumina silicate fiber gasket, the strength of the product with the glue content of more than 8% on the market is achieved with the glue content of 3%-5%, and the use amount of the fiber is reduced by 15%.
本发明公开了一种汽车尾气后处理用多晶氧化铝衬垫及其制备方法，属于陶瓷纤维制品技术领域，包括原料准备，准备适量的氧化铝纤维、胶粘剂和助剂作为基本原料，并准备需要使用到的相关仪器设备，具体方法为准备适量的氧化铝纤维、胶粘剂和助剂作为基本原料，并准备需要使用到的相关仪器设备，开机调试后确保仪器设备能够正常工作后再投入生产，具体的仪器设备包括电子天平、搅拌器、斜网机和干燥器，通过预启动的方式确保各个仪器设备正常，本发明以δ相氧化铝纤维为原料，制备了低胶量高强度的多晶氧化铝纤维衬垫，衬垫的胶含量仅为硅酸铝纤维衬垫的1/2，以3％‑5％的胶量达到了市面上产品8％以上胶量的强度，且纤维用料量降低15％。
Polycrystalline aluminum oxide gasket for automobile exhaust aftertreatment and preparation method of polycrystalline aluminum oxide gasket
The invention discloses a polycrystalline alumina liner for automobile exhaust aftertreatment and a preparation method thereof, and belongs to the technical field of ceramic fiber products, and the preparation method comprises the following steps: preparing raw materials: preparing a proper amount of alumina fiber, an adhesive and an auxiliary agent as basic raw materials, and preparing related instruments and equipment required to be used; the method specifically comprises the following steps: preparing a proper amount of alumina fiber, an adhesive and an auxiliary agent as basic raw materials, preparing related instruments and equipment required to be used, starting up and debugging to ensure that the instruments and equipment can work normally, and putting the instruments and equipment into production, specifically comprising an electronic balance, a stirrer, an inclined wire machine and a dryer, the polycrystalline alumina fiber gasket with low glue content and high strength is prepared by taking delta-phase alumina fiber as a raw material, the glue content of the gasket is only 1/2 of that of an alumina silicate fiber gasket, the strength of the product with the glue content of more than 8% on the market is achieved with the glue content of 3%-5%, and the use amount of the fiber is reduced by 15%.
本发明公开了一种汽车尾气后处理用多晶氧化铝衬垫及其制备方法，属于陶瓷纤维制品技术领域，包括原料准备，准备适量的氧化铝纤维、胶粘剂和助剂作为基本原料，并准备需要使用到的相关仪器设备，具体方法为准备适量的氧化铝纤维、胶粘剂和助剂作为基本原料，并准备需要使用到的相关仪器设备，开机调试后确保仪器设备能够正常工作后再投入生产，具体的仪器设备包括电子天平、搅拌器、斜网机和干燥器，通过预启动的方式确保各个仪器设备正常，本发明以δ相氧化铝纤维为原料，制备了低胶量高强度的多晶氧化铝纤维衬垫，衬垫的胶含量仅为硅酸铝纤维衬垫的1/2，以3％‑5％的胶量达到了市面上产品8％以上胶量的强度，且纤维用料量降低15％。
Polycrystalline aluminum oxide gasket for automobile exhaust aftertreatment and preparation method of polycrystalline aluminum oxide gasket
一种汽车尾气后处理用多晶氧化铝衬垫及其制备方法
WANG HUI (author) / LIU WEIRAN (author) / GAO XIAOPING (author) / NIE LEI (author) / JING LIANGXIAO (author)
2023-07-21
Patent
Electronic Resource
Chinese
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