KR920005784B1 - 할로겐화 벤젠 유도체의 제조방법 - Google Patents
할로겐화 벤젠 유도체의 제조방법 Download PDFInfo
- Publication number
- KR920005784B1 KR920005784B1 KR1019890002202A KR890002202A KR920005784B1 KR 920005784 B1 KR920005784 B1 KR 920005784B1 KR 1019890002202 A KR1019890002202 A KR 1019890002202A KR 890002202 A KR890002202 A KR 890002202A KR 920005784 B1 KR920005784 B1 KR 920005784B1
- Authority
- KR
- South Korea
- Prior art keywords
- halogenated benzene
- zeolite
- halogenated
- benzene derivatives
- benzene derivative
- 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
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C25/00—Compounds containing at least one halogen atom bound to a six-membered aromatic ring
- C07C25/02—Monocyclic aromatic halogenated hydrocarbons
-
- 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
- C07C17/389—Separation; Purification; Stabilisation; Use of additives by adsorption on solids
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C25/00—Compounds containing at least one halogen atom bound to a six-membered aromatic ring
- C07C25/02—Monocyclic aromatic halogenated hydrocarbons
- C07C25/08—Dichloro-benzenes
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (5)
- 할로겐화 벤젠 유도체의 이성화공정에서 생성하는 할로겐화 수소를 함유하는 할로겐화 벤젠 유도체의 이성체 혼합물을, 증류처리에 제공하여 이성체 혼합물을 분리함이 없이 할로겐화 벤젠 유도체의 이성체 혼합물에서 할로겐화 수소를 제거한 후, 제올라이트 흡착제와 접촉시켜서 할로겐화 벤젠 유도체의 이성체의 목적물을 선택적으로 분리하는 것을 특징으로 하는 할로겐화 벤젠 유도체의 제조방법.
- 제1항에 있어서, 제올라이트 흡착제가 몰데나이트형 제올라이트 펜타실형 제올라이트, 파우저형 제올라이트, L형 제올라이트, 베타형 제올라이트형으로 된 군에서 선택된 것을 특징으로 하는 할로겐화 벤젠 유도체의 제조방법.
- 제1항에 있어서, 할로겐화 수소를 함유하는 할로겐화 벤젠 유도체의 이성체 혼합물이 이성화반응에 의하여 얻어진 반응 혼합물인 것을 특징으로 하는 할로겐화 벤젠 유도체의 제조방법.
- 할로겐화 벤젠 유도체의 이성화공정에서 생성하는 할로겐화 수소를 함유하는 할로겐화 벤젠 유도체의 이성체 혼합물을, 방산 처리에 제공하여 이성체 혼합물을 분리함이 없이 할로겐화 벤젠 유도체의 이성체 혼합물에서 할로겐화 수소를 제거한 후, 제올라이트 흡착제와 접촉시켜서 할로겐화 벤젠 유도체의 이성체의 목적물을 선택적으로 분리하는 것을 특징으로 하는 할로겐화 벤젠 유도체의 제조방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4493488 | 1988-02-26 | ||
JP63-44934 | 1988-02-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR890012919A KR890012919A (ko) | 1989-09-20 |
KR920005784B1 true KR920005784B1 (ko) | 1992-07-18 |
Family
ID=12705306
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019890002202A Expired KR920005784B1 (ko) | 1988-02-26 | 1989-02-24 | 할로겐화 벤젠 유도체의 제조방법 |
Country Status (4)
Country | Link |
---|---|
US (1) | US4962245A (ko) |
EP (1) | EP0334025B2 (ko) |
KR (1) | KR920005784B1 (ko) |
DE (1) | DE68902666T2 (ko) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3839571A1 (de) * | 1988-11-24 | 1990-05-31 | Bayer Ag | Verbessertes verfahren zur destillativen aufarbeitung von gemischen, die seitenkettenchlorierte alkylaromaten enthalten |
US5273627A (en) * | 1988-11-24 | 1993-12-28 | Bayer Aktiengesellschaft | Process for stripping and distilling mixtures containing alkylaromatics chlorinated in the side chain |
JPH04112843A (ja) * | 1990-09-03 | 1992-04-14 | Toray Ind Inc | トリクロルベンゼンの異性化方法 |
DE4218841A1 (de) * | 1992-06-09 | 1993-12-16 | Bayer Ag | Verfahren zur Trennung von Gemischen von m- und p-Dichlorbenzol |
EP0878456A1 (en) * | 1997-05-14 | 1998-11-18 | Albemarle Corporation | Process for the preparation of p-bromotoluene |
US6921597B2 (en) * | 1998-09-14 | 2005-07-26 | Questair Technologies Inc. | Electrical current generation system |
US7091389B1 (en) * | 1999-08-26 | 2006-08-15 | Toray Industries, Inc. | Method for producing aromatic compound isomers |
JP6350259B2 (ja) * | 2013-12-27 | 2018-07-04 | 東レ株式会社 | 芳香族化合物異性体の製造方法 |
CN104803827B (zh) * | 2015-03-17 | 2016-03-23 | 南京钟腾化工有限公司 | 一种通过离子液体催化邻氯甲苯制备2,6–二氯甲苯的方法 |
CN104844418B (zh) * | 2015-04-14 | 2015-12-30 | 南京钟腾化工有限公司 | 一种负载型分子筛催化氯化2-氯甲苯制备2,6-二氯甲苯的方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2804203C3 (de) * | 1978-02-01 | 1980-09-25 | Bayer Ag, 5090 Leverkusen | Verfahren zur Trennung von isomeren Dichlortoluolen |
DE3131682A1 (de) * | 1981-08-11 | 1983-02-24 | Hoechst Ag, 6000 Frankfurt | Verfahren zur herstellung von p-chlortoluol und/oder m-chlortoluol |
JPS59199642A (ja) * | 1983-04-28 | 1984-11-12 | Toray Ind Inc | 2,6−ジクロルトルエンの分離方法 |
JPS61236735A (ja) * | 1985-04-15 | 1986-10-22 | Hodogaya Chem Co Ltd | 2,6−ジクロロトルエンの選択的分離法 |
US4814526A (en) * | 1987-07-28 | 1989-03-21 | Eastman Kodak Company | Selective adsorption/separation of diiodonaphthalenes |
-
1989
- 1989-02-20 EP EP89102912A patent/EP0334025B2/en not_active Expired - Lifetime
- 1989-02-20 DE DE68902666T patent/DE68902666T2/de not_active Expired - Lifetime
- 1989-02-21 US US07/313,074 patent/US4962245A/en not_active Expired - Lifetime
- 1989-02-24 KR KR1019890002202A patent/KR920005784B1/ko not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE68902666T2 (de) | 1996-05-02 |
EP0334025B1 (en) | 1992-09-02 |
DE68902666D1 (de) | 1992-10-08 |
US4962245A (en) | 1990-10-09 |
EP0334025B2 (en) | 1995-12-20 |
KR890012919A (ko) | 1989-09-20 |
EP0334025A1 (en) | 1989-09-27 |
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