CN1044802C - 1,1,1-二氯氟乙烷液相氟化制1,1,1-三氟乙烷 - Google Patents
1,1,1-二氯氟乙烷液相氟化制1,1,1-三氟乙烷 Download PDFInfo
- Publication number
- CN1044802C CN1044802C CN94101617A CN94101617A CN1044802C CN 1044802 C CN1044802 C CN 1044802C CN 94101617 A CN94101617 A CN 94101617A CN 94101617 A CN94101617 A CN 94101617A CN 1044802 C CN1044802 C CN 1044802C
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- Prior art keywords
- hcfc141b
- reaction
- hfc143a
- controlled
- liquid
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反应时间(累计)(小时) | 反应釜温度℃ | 碱洗后产物组成M%- | HFC143a产量克/克.小时 | HCFC141b | |||
HFC143a | HCFC142b | HCFC141b | 转化率% | 选择性% | |||
50 | 10 | 99.2 | 0.7 | 0.1 | 0.53 | 99.9 | 99.3 |
100 | 10 | 99.2 | 0.7 | 0.1 | 0.53 | 99.9 | 98.3 |
150 | 10 | 99.2 | 0.7 | 0.1 | 0.53 | 99.9 | 99.3 |
200 | 10 | 99.1 | 0.8 | 0.1 | 0.53 | 98.9 | 99.2 |
250 | 10 | 99.1 | 0.8 | 0.1 | 0.53 | 99.9 | 99.2 |
300 | 10 | 98.0 | 0.9 | 0.1 | 0.53 | 99.9 | 99.1 |
序号 | 催化剂种类 | 反应温度(℃) | 碱洗后产物组成M% | HFC143a产量克/克小时 | HCFC141b | |||
HFC143a | HCFC142b | HCFC141b | 转化率% | 选择性% | ||||
2 | SnCL4 | 60 | 99.2 | 0.7 | 0.1 | 0.53 | 99.9 | 99.3 |
3 | TICL4 | 60 | 89.0 | 0.9 | 0.1 | 0.53 | 99.9 | 99.1 |
4 | SO3 | 70 | 99.2 | 0.7 | 0.1 | 0.53 | 99.9 | 99.3 |
5 | HSOaCL | 70 | 99.2 | 0.7 | 0.1 | 0.53 | 99.9 | 99.3 |
6 | HSO3F | 70 | 99.2 | 0.7 | 0.1 | 0.53 | 99.9 | 99.3 |
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN94101617A CN1044802C (zh) | 1994-02-08 | 1994-02-08 | 1,1,1-二氯氟乙烷液相氟化制1,1,1-三氟乙烷 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN94101617A CN1044802C (zh) | 1994-02-08 | 1994-02-08 | 1,1,1-二氯氟乙烷液相氟化制1,1,1-三氟乙烷 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1106779A CN1106779A (zh) | 1995-08-16 |
CN1044802C true CN1044802C (zh) | 1999-08-25 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN94101617A Expired - Lifetime CN1044802C (zh) | 1994-02-08 | 1994-02-08 | 1,1,1-二氯氟乙烷液相氟化制1,1,1-三氟乙烷 |
Country Status (1)
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CN (1) | CN1044802C (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101151233B (zh) * | 2005-02-09 | 2010-11-03 | 霍尼韦尔国际公司 | 制备1,1,1-三氟乙烷的方法 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2751324B1 (fr) * | 1996-07-16 | 1998-12-04 | Atochem Elf Sa | Synthese du 1,1,1-trifluoroethane par fluoration du 1-chloro-1,1,-difluoroethane |
CN105481641B (zh) * | 2016-01-12 | 2017-10-03 | 浙江环新氟材料股份有限公司 | 一种反式‑1,3,3,3‑四氟丙烯的制备方法 |
CN108046981A (zh) * | 2017-12-25 | 2018-05-18 | 东阳市巍华制冷材料有限公司 | 一种合成1,1,1-三氟乙烷的方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0036123A1 (de) * | 1980-03-14 | 1981-09-23 | Hoechst Aktiengesellschaft | Verfahren zur Herstellung von hochreinen teilfluorierten Äthanen |
US4849555A (en) * | 1987-07-03 | 1989-07-18 | Societe Atochem | Synthesis of 1-chloro-1, 1-difluoroethane |
EP0324478A1 (en) * | 1988-01-15 | 1989-07-19 | AUSIMONT S.r.l. | Process for preparing 1,2-difluoroethane and 1,1,2-trifluoroethane |
DE4005945A1 (de) * | 1990-02-26 | 1991-08-29 | Kali Chemie Ag | Verfahren zur herstellung von aethanderivaten |
-
1994
- 1994-02-08 CN CN94101617A patent/CN1044802C/zh not_active Expired - Lifetime
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0036123A1 (de) * | 1980-03-14 | 1981-09-23 | Hoechst Aktiengesellschaft | Verfahren zur Herstellung von hochreinen teilfluorierten Äthanen |
US4849555A (en) * | 1987-07-03 | 1989-07-18 | Societe Atochem | Synthesis of 1-chloro-1, 1-difluoroethane |
EP0324478A1 (en) * | 1988-01-15 | 1989-07-19 | AUSIMONT S.r.l. | Process for preparing 1,2-difluoroethane and 1,1,2-trifluoroethane |
DE4005945A1 (de) * | 1990-02-26 | 1991-08-29 | Kali Chemie Ag | Verfahren zur herstellung von aethanderivaten |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101151233B (zh) * | 2005-02-09 | 2010-11-03 | 霍尼韦尔国际公司 | 制备1,1,1-三氟乙烷的方法 |
Also Published As
Publication number | Publication date |
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CN1106779A (zh) | 1995-08-16 |
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Owner name: ZHEJIANG LANTIAN HIGH-TECH ENVIRONMENTAL PROTECTI Free format text: FORMER OWNER: ZHEJIANG PROVINCIAL CHEMICAL ENGINEERING RESEARCH INST. Effective date: 20020722 |
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Effective date of registration: 20020722 Address after: No. 387, Tianmu Mountain Road, Zhejiang, Hangzhou Patentee after: Zhejiang Lantian Environment Protecting Sci-Tech Co., Ltd. Address before: Hangzhou, Zhejiang Province, leaving the camp door Patentee before: Chemical Industry Inst. of Zhejiang Prov. |
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Expiration termination date: 20140208 Granted publication date: 19990825 |
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CX01 | Expiry of patent term |