BE469825A - - Google Patents
Info
- Publication number
- BE469825A BE469825A BE469825DA BE469825A BE 469825 A BE469825 A BE 469825A BE 469825D A BE469825D A BE 469825DA BE 469825 A BE469825 A BE 469825A
- Authority
- BE
- Belgium
- Prior art keywords
- hexachlorbenzene
- kgr
- pentachlorbenzene
- crystals
- separated
- Prior art date
Links
- 239000000203 mixture Substances 0.000 claims description 18
- CKAPSXZOOQJIBF-UHFFFAOYSA-N hexachlorobenzene Chemical compound ClC1=C(Cl)C(Cl)=C(Cl)C(Cl)=C1Cl CKAPSXZOOQJIBF-UHFFFAOYSA-N 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 10
- CEOCDNVZRAIOQZ-UHFFFAOYSA-N pentachlorobenzene Chemical compound ClC1=CC(Cl)=C(Cl)C(Cl)=C1Cl CEOCDNVZRAIOQZ-UHFFFAOYSA-N 0.000 claims description 10
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 9
- 239000013078 crystal Substances 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 5
- 239000000470 constituent Substances 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 4
- 238000002425 crystallisation Methods 0.000 claims description 4
- 230000008025 crystallization Effects 0.000 claims description 4
- 238000000926 separation method Methods 0.000 claims description 2
- 238000001953 recrystallisation Methods 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 238000005406 washing Methods 0.000 claims 1
- 238000005660 chlorination reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010908 decantation Methods 0.000 description 1
- 238000007033 dehydrochlorination reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000005292 vacuum distillation Methods 0.000 description 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
- 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE272828X | 1946-12-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE469825A true BE469825A (en:Method) |
Family
ID=3866925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE469825D BE469825A (en:Method) | 1946-12-12 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE469825A (en:Method) |
| CH (1) | CH272828A (en:Method) |
| FR (1) | FR955848A (en:Method) |
-
0
- BE BE469825D patent/BE469825A/fr unknown
- FR FR955848D patent/FR955848A/fr not_active Expired
-
1947
- 1947-10-11 CH CH272828D patent/CH272828A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH272828A (fr) | 1951-01-15 |
| FR955848A (en:Method) | 1950-01-20 |
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