JPH032128B2 - - Google Patents
Info
- Publication number
- JPH032128B2 JPH032128B2 JP19668785A JP19668785A JPH032128B2 JP H032128 B2 JPH032128 B2 JP H032128B2 JP 19668785 A JP19668785 A JP 19668785A JP 19668785 A JP19668785 A JP 19668785A JP H032128 B2 JPH032128 B2 JP H032128B2
- Authority
- JP
- Japan
- Prior art keywords
- naphthalene
- monoethanolamine
- distillation
- present
- boiling point
- 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
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 claims description 50
- 238000000034 method Methods 0.000 claims description 25
- HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical compound NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 claims description 13
- 238000009835 boiling Methods 0.000 claims description 7
- 238000004821 distillation Methods 0.000 claims description 6
- 238000000746 purification Methods 0.000 claims description 5
- 150000001412 amines Chemical class 0.000 claims description 3
- 239000013078 crystal Substances 0.000 claims description 3
- FCEHBMOGCRZNNI-UHFFFAOYSA-N 1-benzothiophene Chemical compound C1=CC=C2SC=CC2=C1 FCEHBMOGCRZNNI-UHFFFAOYSA-N 0.000 description 7
- 238000007796 conventional method Methods 0.000 description 5
- 239000000126 substance Substances 0.000 description 4
- 150000003464 sulfur compounds Chemical class 0.000 description 4
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 3
- 238000001640 fractional crystallisation Methods 0.000 description 3
- 238000005984 hydrogenation reaction Methods 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 238000003786 synthesis reaction Methods 0.000 description 3
- CXWXQJXEFPUFDZ-UHFFFAOYSA-N tetralin Chemical compound C1=CC=C2CCCCC2=C1 CXWXQJXEFPUFDZ-UHFFFAOYSA-N 0.000 description 3
- YNQLUTRBYVCPMQ-UHFFFAOYSA-N Ethylbenzene Chemical compound CCC1=CC=CC=C1 YNQLUTRBYVCPMQ-UHFFFAOYSA-N 0.000 description 2
- -1 alcohol amines Chemical class 0.000 description 2
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 description 2
- 238000010533 azeotropic distillation Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000011280 coal tar Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000003466 anti-cipated effect Effects 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000001944 continuous distillation Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 239000002178 crystalline material Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- ZBCBWPMODOFKDW-UHFFFAOYSA-N diethanolamine Chemical compound OCCNCCO ZBCBWPMODOFKDW-UHFFFAOYSA-N 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 239000000077 insect repellent Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000012452 mother liquor Substances 0.000 description 1
- 150000002790 naphthalenes Chemical class 0.000 description 1
- 150000002898 organic sulfur compounds Chemical class 0.000 description 1
- 235000006408 oxalic acid Nutrition 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19668785A JPS6256442A (ja) | 1985-09-05 | 1985-09-05 | ナフタレンの精製方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19668785A JPS6256442A (ja) | 1985-09-05 | 1985-09-05 | ナフタレンの精製方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6256442A JPS6256442A (ja) | 1987-03-12 |
| JPH032128B2 true JPH032128B2 (enrdf_load_stackoverflow) | 1991-01-14 |
Family
ID=16361924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19668785A Granted JPS6256442A (ja) | 1985-09-05 | 1985-09-05 | ナフタレンの精製方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6256442A (enrdf_load_stackoverflow) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58207633A (ja) * | 1982-05-28 | 1983-12-03 | Fujitsu Ltd | 欠陥検査方法及びその装置 |
| JPS60203803A (ja) * | 1984-02-29 | 1985-10-15 | Fujitsu Ltd | パタ−ン検査法 |
| US6664433B1 (en) | 1999-04-28 | 2003-12-16 | Nippon Steel Chemical Co., Ltd. | Process for the purification of aromatic hydrocarbons and process for the preparation of high-purity aromatic hydrocarbons |
| KR100503349B1 (ko) * | 2000-12-22 | 2005-07-26 | 재단법인 포항산업과학연구원 | 조경유 및 에탄올을 이용한 코크스가스 중 나프탈렌제거장치 |
| CN111170823B (zh) * | 2020-02-20 | 2022-03-18 | 青岛科技大学 | 一种从焦油中同时提取酚和萘的方法 |
-
1985
- 1985-09-05 JP JP19668785A patent/JPS6256442A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6256442A (ja) | 1987-03-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| S533 | Written request for registration of change of name |
Free format text: JAPANESE INTERMEDIATE CODE: R313533 |
|
| R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
| EXPY | Cancellation because of completion of term |