BE546733A - - Google Patents
Info
- Publication number
- BE546733A BE546733A BE546733DA BE546733A BE 546733 A BE546733 A BE 546733A BE 546733D A BE546733D A BE 546733DA BE 546733 A BE546733 A BE 546733A
- Authority
- BE
- Belgium
- Prior art keywords
- solution
- gamma
- isomer
- crystals
- alpha
- Prior art date
Links
- 239000000243 solution Substances 0.000 claims description 112
- 239000013078 crystal Substances 0.000 claims description 101
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 66
- 238000000034 method Methods 0.000 claims description 55
- 239000002904 solvent Substances 0.000 claims description 45
- 230000008569 process Effects 0.000 claims description 42
- 238000002425 crystallisation Methods 0.000 claims description 41
- 230000008025 crystallization Effects 0.000 claims description 41
- 239000012535 impurity Substances 0.000 claims description 35
- 238000005660 chlorination reaction Methods 0.000 claims description 17
- 238000011084 recovery Methods 0.000 claims description 9
- JLYXXMFPNIAWKQ-UHFFFAOYSA-N γ Benzene hexachloride Chemical class ClC1C(Cl)C(Cl)C(Cl)C(Cl)C1Cl JLYXXMFPNIAWKQ-UHFFFAOYSA-N 0.000 claims description 9
- 239000012141 concentrate Substances 0.000 claims description 8
- 239000002131 composite material Substances 0.000 claims description 7
- 238000000605 extraction Methods 0.000 claims description 7
- 239000002245 particle Substances 0.000 claims description 7
- 239000012527 feed solution Substances 0.000 claims description 6
- 239000000126 substance Substances 0.000 claims description 5
- 238000007670 refining Methods 0.000 claims description 4
- 239000002002 slurry Substances 0.000 claims description 4
- 239000008187 granular material Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 238000010908 decantation Methods 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims 2
- 238000005119 centrifugation Methods 0.000 claims 1
- 238000001914 filtration Methods 0.000 claims 1
- 239000010419 fine particle Substances 0.000 claims 1
- 238000007873 sieving Methods 0.000 claims 1
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 48
- 239000000047 product Substances 0.000 description 36
- 238000010926 purge Methods 0.000 description 28
- 229920006395 saturated elastomer Polymers 0.000 description 14
- 239000000203 mixture Substances 0.000 description 13
- 238000000926 separation method Methods 0.000 description 13
- 239000000463 material Substances 0.000 description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 235000008504 concentrate Nutrition 0.000 description 7
- 238000001704 evaporation Methods 0.000 description 7
- 230000008020 evaporation Effects 0.000 description 7
- 238000005406 washing Methods 0.000 description 7
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 6
- 239000007787 solid Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000000725 suspension Substances 0.000 description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- 239000012452 mother liquor Substances 0.000 description 4
- 230000000717 retained effect Effects 0.000 description 4
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 239000000654 additive Substances 0.000 description 3
- 230000000996 additive effect Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- -1 etjenol Chemical class 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000012047 saturated solution Substances 0.000 description 3
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- 230000001464 adherent effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 2
- 239000002585 base Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 239000011549 crystallization solution Substances 0.000 description 2
- 239000003085 diluting agent Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 150000002148 esters Chemical class 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 2
- WSLDOOZREJYCGB-UHFFFAOYSA-N 1,2-Dichloroethane Chemical compound ClCCCl WSLDOOZREJYCGB-UHFFFAOYSA-N 0.000 description 1
- DKPFZGUDAPQIHT-UHFFFAOYSA-N Butyl acetate Natural products CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 description 1
- 206010011469 Crying Diseases 0.000 description 1
- 206010013647 Drowning Diseases 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Natural products CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 1
- 101001106801 Homo sapiens Rab11 family-interacting protein 5 Proteins 0.000 description 1
- 241001175904 Labeo bata Species 0.000 description 1
- 101150055505 RFS1 gene Proteins 0.000 description 1
- 102100021330 Rab11 family-interacting protein 5 Human genes 0.000 description 1
- 101000886149 Schizosaccharomyces pombe (strain 972 / ATCC 24843) Transcription factor gaf1 Proteins 0.000 description 1
- 244000019194 Sorbus aucuparia Species 0.000 description 1
- 206010042674 Swelling Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- BBVBQZMAIGLBMA-UHFFFAOYSA-N benzene;hexahydrochloride Chemical class Cl.Cl.Cl.Cl.Cl.Cl.C1=CC=CC=C1 BBVBQZMAIGLBMA-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 150000008280 chlorinated hydrocarbons Chemical class 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000002178 crystalline material Substances 0.000 description 1
- HPXRVTGHNJAIIH-UHFFFAOYSA-N cyclohexanol Chemical compound OC1CCCCC1 HPXRVTGHNJAIIH-UHFFFAOYSA-N 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 230000002939 deleterious effect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 150000005682 diethyl carbonates Chemical class 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- BAQKJENAVQLANS-UHFFFAOYSA-N fenbutrazate Chemical compound C=1C=CC=CC=1C(CC)C(=O)OCCN(C1C)CCOC1C1=CC=CC=C1 BAQKJENAVQLANS-UHFFFAOYSA-N 0.000 description 1
- 229960002533 fenbutrazate Drugs 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000543 intermediate Substances 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000000401 methanolic extract Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- SYSQUGFVNFXIIT-UHFFFAOYSA-N n-[4-(1,3-benzoxazol-2-yl)phenyl]-4-nitrobenzenesulfonamide Chemical class C1=CC([N+](=O)[O-])=CC=C1S(=O)(=O)NC1=CC=C(C=2OC3=CC=CC=C3N=2)C=C1 SYSQUGFVNFXIIT-UHFFFAOYSA-N 0.000 description 1
- 150000001451 organic peroxides Chemical class 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 235000006414 serbal de cazadores Nutrition 0.000 description 1
- 239000011877 solvent mixture Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 235000020357 syrup Nutrition 0.000 description 1
- 239000006188 syrup Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000007738 vacuum evaporation Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C23/00—Compounds containing at least one halogen atom bound to a ring other than a six-membered aromatic ring
- C07C23/02—Monocyclic halogenated hydrocarbons
- C07C23/10—Monocyclic halogenated hydrocarbons with a six-membered ring
- C07C23/12—Hexachlorocyclohexanes
-
- 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
- C07C17/392—Separation; Purification; Stabilisation; Use of additives by crystallisation; Purification or separation of the crystals
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE546733A true BE546733A (d) |
Family
ID=173939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE546733D BE546733A (d) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE546733A (d) |
-
0
- BE BE546733D patent/BE546733A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0946527B1 (en) | Salting-out process of crystallizing 2,4,6,8,10,12-hexanitro-2,4,6,8,10,12-hexaazatetracyclo 5.5.0.0?5,9 0?3,11 ]-dodecane | |
| EP0804394B1 (fr) | Procede de production de paraxylene comportant une cristallisation a haute temperature a au moins un etage et une fusion partielle des cristaux | |
| EP0184526B2 (fr) | Procédé de mise en oeuvre d'un amorçage en deux temps pour l'obtention d'alumine à gros grains | |
| CA2655413C (fr) | Procede de preparation d'hydroquinone purifiee | |
| EP0720595B1 (fr) | Procede de dedoublement de deux antipodes optiques par cristallisation | |
| FR2710045A1 (fr) | Procédé pour l'enrichissement et la purification d'une solution aqueuse de peroxyde d'hydrogène. | |
| WO2009077556A1 (fr) | Procede de preparation de pyrocatechol purifie | |
| JP2515765B2 (ja) | ビスフエノ−ルＡのｏ，ｐ▲’▼−異性体の分離方法 | |
| BE546733A (d) | ||
| KR950010682B1 (ko) | 고순도 카프로락탐의 제조방법 | |
| BE573797A (d) | ||
| FR2505202A1 (fr) | Procede de recuperation de matieres solides dissoutes a partir d'une solution aqueuse les contenant | |
| CA2225798C (fr) | Procede de purification par extraction d'un milieu liquide | |
| BE491132A (d) | ||
| BE652033A (d) | ||
| BE572517A (d) | ||
| US2902520A (en) | Process for the refining or beneficiation of the isomers of benzene hexachloride | |
| WO2024028786A1 (fr) | Procédé d'extraction sélective d'un sel à extraire à partir d'une eau salée ou saumure | |
| EP0971040B1 (fr) | Procédé de fabrication de fructose cristallisé | |
| US2743282A (en) | Production of pure gamma-hexachloro-cyclohexane | |
| BE732838A (d) | ||
| EP0226686B1 (fr) | Procédé de préparation d'hydrazine anhydre à partir d'hydrate d'hydrazine | |
| US2760995A (en) | Refinement of benzene hexachloride | |
| CH422784A (fr) | Procédé de préparation d'alcools par oxydation d'hydrocarbures | |
| FR2855165A1 (fr) | Procede de fabrication de carbonate de sodium |