CN1018638B - 六氟丙烯的生产方法 - Google Patents
六氟丙烯的生产方法Info
- Publication number
- CN1018638B CN1018638B CN89101363A CN89101363A CN1018638B CN 1018638 B CN1018638 B CN 1018638B CN 89101363 A CN89101363 A CN 89101363A CN 89101363 A CN89101363 A CN 89101363A CN 1018638 B CN1018638 B CN 1018638B
- Authority
- CN
- China
- Prior art keywords
- vcon
- cracking
- tetrafluoroethylene
- thermo
- mixture
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/26—Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton
- C07C17/263—Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton by condensation reactions
- C07C17/269—Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton by condensation reactions of only halogenated hydrocarbons
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/25—Preparation of halogenated hydrocarbons by splitting-off hydrogen halides from halogenated hydrocarbons
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/26—Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/361—Preparation of halogenated hydrocarbons by reactions involving a decrease in the number of carbon atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (9)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19883808437 DE3808437A1 (de) | 1988-03-14 | 1988-03-14 | Verfahren zur herstellung von hexafluorpropen |
DEP3808437.6 | 1988-03-14 | ||
DEP3823370.3 | 1988-07-09 | ||
DE19883823370 DE3823370A1 (de) | 1988-07-09 | 1988-07-09 | Verfahren zur herstellung von hexafluorpropen |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1035818A CN1035818A (zh) | 1989-09-27 |
CN1018638B true CN1018638B (zh) | 1992-10-14 |
Family
ID=25865918
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN89101363A Expired CN1018638B (zh) | 1988-03-14 | 1989-03-13 | 六氟丙烯的生产方法 |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0337127B1 (zh) |
JP (1) | JP2609321B2 (zh) |
CN (1) | CN1018638B (zh) |
DE (1) | DE58904105D1 (zh) |
SU (1) | SU1720485A3 (zh) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5043491A (en) * | 1989-12-19 | 1991-08-27 | E. I. Du Pont De Nemours And Company | Multistep synthesis of hexafluoropropylene |
US5057634A (en) * | 1989-12-19 | 1991-10-15 | E. I. Du Pont De Nemours And Company | Multistep synthesis of hexafluoropropylene |
US5068472A (en) * | 1989-12-19 | 1991-11-26 | E. I. Du Pont De Nemours And Company | Multistep synthesis of hexafluoropropylene |
DE4011820A1 (de) * | 1990-04-12 | 1991-10-17 | Hoechst Ag | Verfahren zur herstellung von gemischen aus chlortetrafluorethan und octafluorcyclobutan |
US20020032356A1 (en) | 2000-07-14 | 2002-03-14 | Gelblum Peter Gideon | Synthesis of perfluoroolefins |
US6924403B2 (en) * | 2002-06-26 | 2005-08-02 | E. I. Du Pont De Nemours And Company | Synthesis of hexafluoropropylene |
US8436218B2 (en) * | 2010-05-27 | 2013-05-07 | Honeywell International Inc. | Azeotrope-like composition of hexafluoropropane, hexafluoropropene and hydrogen fluoride |
CN111298807A (zh) * | 2020-03-30 | 2020-06-19 | 浙江利化新材料科技有限公司 | 一种制备六氟丙烯的催化剂及其制备方法和应用、使用该催化剂的反应器 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE123647C (zh) * | 1900-03-14 | 1901-09-24 | ||
US3446858A (en) * | 1963-03-30 | 1969-05-27 | Daikin Ind Ltd | Process for the manufacture of hexafluoropropene |
US3397248A (en) * | 1964-05-15 | 1968-08-13 | Du Pont | Process for the preparation of hexafluoropropene |
DE1236497B (de) * | 1965-02-02 | 1967-03-16 | Fluorwerke Dohna | Verfahren zur Herstellung von Perfluorpropen |
-
1989
- 1989-03-11 EP EP89104350A patent/EP0337127B1/de not_active Expired - Lifetime
- 1989-03-11 DE DE8989104350T patent/DE58904105D1/de not_active Expired - Fee Related
- 1989-03-13 JP JP1058065A patent/JP2609321B2/ja not_active Expired - Fee Related
- 1989-03-13 SU SU894613648A patent/SU1720485A3/ru active
- 1989-03-13 CN CN89101363A patent/CN1018638B/zh not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPH01275539A (ja) | 1989-11-06 |
EP0337127A1 (de) | 1989-10-18 |
JP2609321B2 (ja) | 1997-05-14 |
CN1035818A (zh) | 1989-09-27 |
SU1720485A3 (ru) | 1992-03-15 |
DE58904105D1 (de) | 1993-05-27 |
EP0337127B1 (de) | 1993-04-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C13 | Decision | ||
GR02 | Examined patent application | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C53 | Correction of patent for invention or patent application | ||
COR | Change of bibliographic data |
Free format text: CORRECT: PATENTEE; FROM: HOECHST AKTIENGESELLSCHAFT (DE) TO: DYNEON GMBH |
|
CP03 | Change of name, title or address |
Address after: Heeg Gelsenkirchen Germany Patentee after: Dyneon GmbH Patentee before: Hechester JSC |
|
C15 | Extension of patent right duration from 15 to 20 years for appl. with date before 31.12.1992 and still valid on 11.12.2001 (patent law change 1993) | ||
OR01 | Other related matters | ||
C19 | Lapse of patent right due to non-payment of the annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CI01 | Correction of invention patent gazette |
Correction item: Termination of patent right without annual fee Correct: Delete False: Termination of patent right Number: 19 Page: 399 Volume: 19 |
|
ERR | Gazette correction |
Free format text: CORRECT: UNPAID ANNUAL FEE CESSATION OF PATENT RIGHT; FROM: CESSATION OF PATENT RIGHT TO: DELETION |
|
C19 | Lapse of patent right due to non-payment of the annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |