- 专利标题: Recovery of wood acetylation fluid
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申请号: US15327027申请日: 2015-07-17
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公开(公告)号: US10166694B2公开(公告)日: 2019-01-01
- 发明人: Stephen John Benstead
- 申请人: Tricoya Technologies Ltd
- 申请人地址: GB Windsor
- 专利权人: Tricoya Technologies Ltd.
- 当前专利权人: Tricoya Technologies Ltd.
- 当前专利权人地址: GB Windsor
- 代理机构: OspreyIP, pllc
- 代理商 James R. Cartiglia
- 优先权: GB1412838.3 20140718
- 国际申请: PCT/EP2015/066436 WO 20150717
- 国际公布: WO2016/009053 WO 20160121
- 主分类号: B27K3/34
- IPC分类号: B27K3/34 ; B05D7/06 ; B27K3/36 ; B27K3/10 ; C07C51/56 ; C07C51/573 ; C07C51/44
摘要:
Disclosed is the integration of the production of acetic anhydride from ketene, and the acetylation of wood using acetylation fluid comprising acetic acid and acetic anhydride. The invention involves recovering acetylation fluid from wood acetylation, and sending this to an acetic anhydride distillation unit belonging to the acetic anhydride production plant.
公开/授权文献
- US20170157793A1 RECOVERY OF WOOD ACETYLATION FLUID 公开/授权日:2017-06-08