JPH0355163B2 - - Google Patents
Info
- Publication number
- JPH0355163B2 JPH0355163B2 JP18262687A JP18262687A JPH0355163B2 JP H0355163 B2 JPH0355163 B2 JP H0355163B2 JP 18262687 A JP18262687 A JP 18262687A JP 18262687 A JP18262687 A JP 18262687A JP H0355163 B2 JPH0355163 B2 JP H0355163B2
- Authority
- JP
- Japan
- Prior art keywords
- pressure
- specific component
- crystals
- crystal
- mother liquor
- 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
- 239000013078 crystal Substances 0.000 claims description 173
- 238000002425 crystallisation Methods 0.000 claims description 52
- 239000012452 mother liquor Substances 0.000 claims description 49
- 239000007788 liquid Substances 0.000 claims description 43
- 238000000034 method Methods 0.000 claims description 27
- 230000008018 melting Effects 0.000 claims description 20
- 238000002844 melting Methods 0.000 claims description 20
- 230000007423 decrease Effects 0.000 claims description 17
- 239000002994 raw material Substances 0.000 claims description 17
- 239000007791 liquid phase Substances 0.000 claims description 12
- 230000008569 process Effects 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 2
- 238000004458 analytical method Methods 0.000 claims 1
- 230000001902 propagating effect Effects 0.000 claims 1
- 230000008025 crystallization Effects 0.000 description 35
- 239000000203 mixture Substances 0.000 description 15
- 238000000926 separation method Methods 0.000 description 9
- 238000007906 compression Methods 0.000 description 8
- 230000006835 compression Effects 0.000 description 8
- 230000008859 change Effects 0.000 description 6
- 239000002904 solvent Substances 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000006911 nucleation Effects 0.000 description 3
- 238000010899 nucleation Methods 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 230000009466 transformation Effects 0.000 description 3
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- YLQBMQCUIZJEEH-UHFFFAOYSA-N Furan Chemical compound C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 2
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000004821 distillation Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000013081 microcrystal Substances 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000035900 sweating Effects 0.000 description 2
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 2
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 239000003849 aromatic solvent Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 210000001787 dendrite Anatomy 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010828 elution Methods 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 239000000374 eutectic mixture Substances 0.000 description 1
- 238000005243 fluidization Methods 0.000 description 1
- 150000008282 halocarbons Chemical class 0.000 description 1
- 125000000623 heterocyclic group Chemical group 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 239000011268 mixed slurry Substances 0.000 description 1
- 238000010587 phase diagram Methods 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 230000000638 stimulation Effects 0.000 description 1
- 239000013076 target substance Substances 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18262687A JPS6427603A (en) | 1987-07-21 | 1987-07-21 | Pressure crystallizing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18262687A JPS6427603A (en) | 1987-07-21 | 1987-07-21 | Pressure crystallizing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6427603A JPS6427603A (en) | 1989-01-30 |
| JPH0355163B2 true JPH0355163B2 (fr) | 1991-08-22 |
Family
ID=16121577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18262687A Granted JPS6427603A (en) | 1987-07-21 | 1987-07-21 | Pressure crystallizing method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6427603A (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01270904A (ja) * | 1988-04-22 | 1989-10-30 | Kobe Steel Ltd | 圧力晶析法 |
| JPH03252207A (ja) * | 1990-02-28 | 1991-11-11 | Nec Corp | オーバトーン水晶発振回路 |
-
1987
- 1987-07-21 JP JP18262687A patent/JPS6427603A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6427603A (en) | 1989-01-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |