- 专利标题： A METHOD OF SYNTHESIZING A LOW SAR CHABAZITE ZEOLITE AND THE ZEOLITE OBTAINED THEREBY
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申请号： US18293533申请日： 2022-06-16
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公开(公告)号： US20240335824A1公开(公告)日： 2024-10-10
- 发明人: Sanyuan YANG , Alessandro TURRINA , Logan SPELL , Daniel GILLELAND
- 申请人： JOHNSON MATTHEY PUBLIC LIMITED COMPANY
- 申请人地址： GB London
- 专利权人： JOHNSON MATTHEY PUBLIC LIMITED COMPANY
- 当前专利权人： JOHNSON MATTHEY PUBLIC LIMITED COMPANY
- 当前专利权人地址： GB London
- 国际申请： PCT/GB2022/051523 2022.06.16
- 进入国家日期： 2024-01-30
- 主分类号： B01J29/76
- IPC分类号： B01J29/76 ; B01D53/94 ; B01J37/00 ; B01J37/03 ; B01J37/30 ; C01B39/48
摘要：
A low SAR chabazite zeolite, its synthesis, and its use for the treatment of an exhaust gas, are disclosed. The chabazite (CHA) zeolite having an SAR of from 7 to 15, and at least one following features: (a) a mesoporous surface area of less than 35 m2 (b) a BET surface area of 500-800 m2/g; and/or (c) a micropore volume of 0.2-0.3 cm2/g.
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