CN1034999C - 一种1,1,1-三氟-2,2,2-三氯乙烷的制备方法 - Google Patents
一种1,1,1-三氟-2,2,2-三氯乙烷的制备方法 Download PDFInfo
- Publication number
- CN1034999C CN1034999C CN 93108110 CN93108110A CN1034999C CN 1034999 C CN1034999 C CN 1034999C CN 93108110 CN93108110 CN 93108110 CN 93108110 A CN93108110 A CN 93108110A CN 1034999 C CN1034999 C CN 1034999C
- Authority
- CN
- China
- Prior art keywords
- reaction
- hcfc
- cfc
- trifluoro
- tower
- 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 - Lifetime
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/093—Preparation of halogenated hydrocarbons by replacement by halogens
- C07C17/10—Preparation of halogenated hydrocarbons by replacement by halogens of hydrogen atoms
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 93108110 CN1034999C (zh) | 1993-07-05 | 1993-07-05 | 一种1,1,1-三氟-2,2,2-三氯乙烷的制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 93108110 CN1034999C (zh) | 1993-07-05 | 1993-07-05 | 一种1,1,1-三氟-2,2,2-三氯乙烷的制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1097189A CN1097189A (zh) | 1995-01-11 |
CN1034999C true CN1034999C (zh) | 1997-05-28 |
Family
ID=4987003
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 93108110 Expired - Lifetime CN1034999C (zh) | 1993-07-05 | 1993-07-05 | 一种1,1,1-三氟-2,2,2-三氯乙烷的制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN1034999C (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2000076945A2 (de) * | 1999-06-16 | 2000-12-21 | Solvay Fluor Und Derivate Gmbh | Uv-aktivierte chlorierung |
-
1993
- 1993-07-05 CN CN 93108110 patent/CN1034999C/zh not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CN1097189A (zh) | 1995-01-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C06 | Publication | ||
PB01 | Publication | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: ZHEJIANG LANTIAN HIGH-TECH ENVIRONMENTAL PROTECTI Free format text: FORMER OWNER: ZHEJIANG PROVINCIAL CHEMICAL ENGINEERING RESEARCH INST. Effective date: 20020716 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20020716 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. |
|
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Zhejiang Province blue green environmental protection fluorine Materials Co., Ltd Assignor: Zhejiang Lantian Environment Protecting Sci-Tech Co., Ltd. Contract record no.: 2011330000451 Denomination of invention: Fixed zymological method for production of prostaglandin E* Granted publication date: 19970528 License type: Exclusive License Open date: 19950111 Record date: 20110509 |
|
C17 | Cessation of patent right | ||
CX01 | Expiry of patent term |
Expiration termination date: 20130705 Granted publication date: 19970528 |