- 专利标题: Calcium sulfate urea granules and methods for producing and using the same
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申请号: US16631278申请日: 2018-07-19
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公开(公告)号: US11352306B2公开(公告)日: 2022-06-07
- 发明人: Andrew George Kells , Mohamed Akasha M. Khaleel
- 申请人: SABIC GLOBAL TECHNOLOGIES B.V.
- 申请人地址: NL Bergen Op Zoom
- 专利权人: SABIC GLOBAL TECHNOLOGIES B.V.
- 当前专利权人: SABIC GLOBAL TECHNOLOGIES B.V.
- 当前专利权人地址: NL Bergen Op Zoom
- 代理机构: Norton Rose Fulbright US LLP
- 优先权: IN201711026033 20170721
- 国际申请: PCT/IB2018/055399 WO 20180719
- 国际公布: WO2019/016763 WO 20190124
- 主分类号: C05G5/12
- IPC分类号: C05G5/12 ; C05C9/00 ; C05D3/00 ; C05G5/30
摘要:
A calcium sulfate urea (UCS) fertilizer granule and methods for making and using the same are disclosed. The granule can include urea, calcium sulfate, and a calcium sulfate urea adduct. The granule can contain 33 wt. % to 40 wt. % elemental nitrogen, 2 wt. % to 5 wt. % elemental calcium, and 2 wt. % to 5 wt. % elemental sulfur.
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