发明授权
US06475971B2 Azeotrope-like composition of 1,2-dichloro-3,3,3-trifluoropropene and hydrogen fluoride composition
有权
1,2-二氯-3,3,3-三氟丙烯和氟化氢组合物的类共沸组合物
- 专利标题: Azeotrope-like composition of 1,2-dichloro-3,3,3-trifluoropropene and hydrogen fluoride composition
- 专利标题(中): 1,2-二氯-3,3,3-三氟丙烯和氟化氢组合物的类共沸组合物
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申请号: US09768415申请日: 2001-01-24
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公开(公告)号: US06475971B2公开(公告)日: 2002-11-05
- 发明人: Hang Thanh Pham , Rajiv Ratna Singh , Hsueh Sung Tung
- 申请人: Hang Thanh Pham , Rajiv Ratna Singh , Hsueh Sung Tung
- 主分类号: C11D730
- IPC分类号: C11D730
摘要:
The invention relates to azeotropic and azeotrope-like mixtures of 1,2-dichloro-3,3,3-trifluoropropene (HCFC-1223xd) and hydrogen fluoride, which are useful as intermediates in the production of HCFC-1223xd.
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