GB1266676A - - Google Patents
Info
- Publication number
- GB1266676A GB1266676A GB1266676DA GB1266676A GB 1266676 A GB1266676 A GB 1266676A GB 1266676D A GB1266676D A GB 1266676DA GB 1266676 A GB1266676 A GB 1266676A
- Authority
- GB
- United Kingdom
- Prior art keywords
- dichloroethane
- column
- boilers
- low
- distillation column
- 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
- WSLDOOZREJYCGB-UHFFFAOYSA-N 1,2-Dichloroethane Chemical compound ClCCCl WSLDOOZREJYCGB-UHFFFAOYSA-N 0.000 abstract 10
- 238000004821 distillation Methods 0.000 abstract 6
- 239000000203 mixture Substances 0.000 abstract 3
- 238000009835 boiling Methods 0.000 abstract 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 abstract 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 abstract 1
- 239000005977 Ethylene Substances 0.000 abstract 1
- 229910021578 Iron(III) chloride Inorganic materials 0.000 abstract 1
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 238000005660 chlorination reaction Methods 0.000 abstract 1
- 229910052801 chlorine Inorganic materials 0.000 abstract 1
- 239000000460 chlorine Substances 0.000 abstract 1
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 238000000746 purification Methods 0.000 abstract 1
- 239000011541 reaction mixture Substances 0.000 abstract 1
- 238000004064 recycling Methods 0.000 abstract 1
- 238000004227 thermal cracking Methods 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/38—Separation; Purification; Stabilisation; Use of additives
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/38—Separation; Purification; Stabilisation; Use of additives
- C07C17/395—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to a chemical modification of at least one compound
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19691917933 DE1917933C3 (de) | 1969-04-09 | Verfahren zur Verminderung des Gehaltes an 2-Chlorbutadien-( 1,3), Tetrachlorkohlenstoff und Benzol in 1,2-Dichloräthan, das bei der unvollständigen thermischen Spaltung zu Vinylchlorid zurückgewonnen wurde |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1266676A true GB1266676A (enrdf_load_stackoverflow) | 1972-03-15 |
Family
ID=5730635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1266676D Expired GB1266676A (enrdf_load_stackoverflow) | 1969-04-09 | 1970-04-07 |
Country Status (15)
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE759409A (fr) * | 1969-11-26 | 1971-05-25 | Knapsack Ag | Procede pour abaisser la teneur en 2-chlorobutadiene-(1,3) du 1,2-dichlorethane recupere dans la dissociation thermique incomplete en chlorurede vinyle |
| FR2211429B1 (enrdf_load_stackoverflow) * | 1972-12-27 | 1976-08-27 | Rhone Progil | |
| DE2754891C3 (de) * | 1977-12-09 | 1981-02-26 | Wacker-Chemie Gmbh, 8000 Muenchen | Verfahren zur Reinigung von nichtumgesetztem 1.2-Dichloräthan aus der Vinylchloridherstellung |
| DE4012538A1 (de) * | 1990-04-19 | 1991-10-24 | Wacker Chemie Gmbh | Verfahren zur reinigung von nicht umgesetztem 1,2-dichlorethan aus einem 1,2-dichlorethan-pyrolyseprozess |
| FR2746097B1 (fr) * | 1996-03-14 | 1998-04-24 | Procede pour transformer les sous-produits de bas points d'ebullition formes lors du craquage thermique du 1,2-dichloroethane |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1466058A (fr) * | 1965-01-29 | 1967-01-13 | Stauffer Chemical Co | Purification du dichlorure d'éthylène contenant du trichloréthylène |
-
1970
- 1970-03-24 CH CH452370A patent/CH529703A/de not_active IP Right Cessation
- 1970-03-24 CA CA078,256A patent/CA946416A/en not_active Expired
- 1970-04-02 RO RO6296070A patent/RO61949A/ro unknown
- 1970-04-07 AT AT315570A patent/AT294026B/de not_active IP Right Cessation
- 1970-04-07 NL NL7004977A patent/NL150416B/xx not_active IP Right Cessation
- 1970-04-07 GB GB1266676D patent/GB1266676A/en not_active Expired
- 1970-04-08 DK DK175370A patent/DK125917B/da unknown
- 1970-04-08 SU SU1425331A patent/SU415863A3/ru active
- 1970-04-08 ES ES378366A patent/ES378366A1/es not_active Expired
- 1970-04-09 CS CS236770A patent/CS187307B2/cs unknown
- 1970-04-09 FR FR7012880A patent/FR2038347B1/fr not_active Expired
- 1970-04-09 BE BE748722D patent/BE748722A/xx not_active IP Right Cessation
- 1970-04-09 JP JP3046170A patent/JPS543846B1/ja active Pending
- 1970-04-09 HU HUKA001246 patent/HU162991B/hu unknown
- 1970-04-09 BR BR21814370A patent/BR7018143D0/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPS543846B1 (enrdf_load_stackoverflow) | 1979-02-27 |
| FR2038347B1 (enrdf_load_stackoverflow) | 1974-03-15 |
| BE748722A (fr) | 1970-10-09 |
| HU162991B (enrdf_load_stackoverflow) | 1973-05-28 |
| DK125917B (da) | 1973-05-21 |
| RO61949A (enrdf_load_stackoverflow) | 1977-08-15 |
| FR2038347A1 (enrdf_load_stackoverflow) | 1971-01-08 |
| BR7018143D0 (pt) | 1973-01-09 |
| NL7004977A (enrdf_load_stackoverflow) | 1970-10-13 |
| CS187307B2 (en) | 1979-01-31 |
| CH529703A (de) | 1972-10-31 |
| AT294026B (de) | 1971-11-10 |
| CA946416A (en) | 1974-04-30 |
| SU415863A3 (ru) | 1974-02-15 |
| NL150416B (nl) | 1976-08-16 |
| ES378366A1 (es) | 1972-06-16 |
| DE1917933A1 (de) | 1970-12-03 |
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|---|---|---|
| GB1422303A (en) | Production of ethylene dichloride | |
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| GB1266676A (enrdf_load_stackoverflow) | ||
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| GB1350531A (en) | Method of producing 1,2-dichloroethane | |
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| US3076043A (en) | Method of recovering high purity chloroform and carbon tetrachloride | |
| GB1230604A (enrdf_load_stackoverflow) | ||
| GB1184153A (en) | Process for reducing the 2-Dichlorobutadiene-(1,3) and Benzene Contents of 1,2-Dichloroethane Recovered from 1,2-Dichloroethane Thermally Cracked into Vinyl Chloride | |
| GB1193830A (en) | Production of Chlorocarbons | |
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| GB1438246A (en) | Purification of chlorinated hydrocarbons contaminated with bromo hydrocarbons | |
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| GB1172009A (en) | Improvements in or relating to the Separation of Reaction Mixtures Resulting from the Chlorination of Aliphatic Hydrocarbons | |
| GB1316709A (en) | Recovery of chlorinated compounds from heavy residues formed during the manufacture of chlorinated compounds | |
| GB1422309A (en) | Purification of vinyl chloride | |
| GB1335998A (en) | Production of chlorinated ethylene derivatives | |
| GB1231634A (enrdf_load_stackoverflow) | ||
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 414F | Notice of opposition given (sect. 14/1949) | ||
| 414A | Case decided by the comptroller ** specification amended (sect. 14/1949) | ||
| SPA | Amended specification published | ||
| PS | Patent sealed | ||
| PE20 | Patent expired after termination of 20 years |