CN107126954B8 - 浸渍法制备钼基和钨基氟-氯交换催化剂 - Google Patents

浸渍法制备钼基和钨基氟-氯交换催化剂 Download PDF

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CN107126954B8
CN107126954B8 CN201710253487.8A CN201710253487A CN107126954B8 CN 107126954 B8 CN107126954 B8 CN 107126954B8 CN 201710253487 A CN201710253487 A CN 201710253487A CN 107126954 B8 CN107126954 B8 CN 107126954B8
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tungsten
ions
fluorine
percent
chromium
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CN107126954A (zh
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权恒道
张呈平
李忠
张文妮
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Quanzhou Yuji New Material Technology Co.,Ltd.
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Beijing Yuji Science and Technology Co Ltd
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Abstract

本发明公开“浸渍法制备钼基及钨基氟氯交换催化剂”，属于化学合成领域。本发明负载型非铬催化剂由非铬离子、助剂和载体组成，且非铬离子和助剂的质量百分含量依次为1％～30％和0％～5％和65％～99％，其中，非铬离子是二价、三价、四价、五价或六价钨离子、二价、三价、四价、五价或六价钼离子中的一种或数种，助剂是其他金属元素，载体为氟化铝、氟化镁、氟氧化铝、氟氧化镁或活性炭中的至少一种。本发明在活化阶段通入氟化氢气体，使钨的氧化物一部分转化为氟氧化钨酸。本发明的负载型非铬催化剂使用温度高、催化活性高、使用寿命长，主要用于高温下气相催化卤代烯烃发生氟-氯交换反应制备含氟烯烃。
CN201710253487.8A 2017-04-18 2017-04-18 浸渍法制备钼基和钨基氟-氯交换催化剂 Active CN107126954B8 (zh)

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CN109999788B (zh) * 2019-04-28 2022-01-11 泉州宇极新材料科技有限公司 高价金属氟化催化剂、制备方法及用途
CN110013865A (zh) * 2019-05-23 2019-07-16 浙江师范大学 一种用于HFC-245fa裂解制备HFO-1234ze的催化剂及其制备方法
CN116037120B (zh) * 2023-03-31 2023-07-14 北京宇极科技发展有限公司 1,1,1,4,4,4-六氟-2-丁烯的正反异构体的制备方法
CN116037117B (zh) * 2023-03-31 2023-07-25 北京宇极科技发展有限公司 引发剂、氟化催化剂和e-1,3,3,3-四氟丙烯与z-1,3,3,3-四氟丙烯的制备方法

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