CA2025618C - Process for isolating xylene isomer(s) and/or ethylbenzene and inclusion-complexing agent for use in isolation of xylene isomer(s) and/or ethylbenzene - Google Patents
Process for isolating xylene isomer(s) and/or ethylbenzene and inclusion-complexing agent for use in isolation of xylene isomer(s) and/or ethylbenzeneInfo
- Publication number
- CA2025618C CA2025618C CA002025618A CA2025618A CA2025618C CA 2025618 C CA2025618 C CA 2025618C CA 002025618 A CA002025618 A CA 002025618A CA 2025618 A CA2025618 A CA 2025618A CA 2025618 C CA2025618 C CA 2025618C
- Authority
- CA
- Canada
- Prior art keywords
- xylene
- group
- ethylbenzene
- cyclodextrin
- substituted
- 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 - Fee Related
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C7/00—Purification; Separation; Use of additives
- C07C7/148—Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound
- C07C7/152—Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound by forming adducts or complexes
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Water Supply & Treatment (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24080789 | 1989-09-19 | ||
| JP240,807/1989 | 1989-09-19 | ||
| JP121,212/1990 | 1990-05-14 | ||
| JP2121212A JPH0639429B2 (ja) | 1989-09-19 | 1990-05-14 | キシレン異性体及び／又はエチルベンゼンを分離精製する方法並びに該方法に用いる包接分離用薬剤 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2025618A1 CA2025618A1 (en) | 1991-03-20 |
| CA2025618C true CA2025618C (en) | 1996-06-25 |
Family
ID=26458625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002025618A Expired - Fee Related CA2025618C (en) | 1989-09-19 | 1990-09-18 | Process for isolating xylene isomer(s) and/or ethylbenzene and inclusion-complexing agent for use in isolation of xylene isomer(s) and/or ethylbenzene |
Country Status (4)
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0774170B2 (ja) * | 1991-01-18 | 1995-08-09 | 工業技術院長 | ベンゼン二置換異性体の分離法及びその分離用薬剤 |
| US5177302A (en) * | 1990-11-27 | 1993-01-05 | Director-General, Agency Of Industrial Science And Technology | Process for separating isomers of disubstituted benzenes and agents to be used therefor |
| JPH07100669B2 (ja) * | 1991-06-18 | 1995-11-01 | 工業技術院長 | ベンゼン三置換異性体を分離する方法及び該方法に用いる包接分離用薬剤 |
| CN1051988C (zh) * | 1995-07-26 | 2000-05-03 | 南开大学 | 一种间二甲苯与对二甲苯分离方法 |
| US6232518B1 (en) * | 1997-07-03 | 2001-05-15 | Exxon Mobil Chemical Patents Inc. | Removal of benzene from organic streams using cyclodextrins |
| JP4493834B2 (ja) * | 2000-03-03 | 2010-06-30 | 独立行政法人産業技術総合研究所 | 連続的な選択的包接分離方法及び装置 |
| WO2001064606A1 (fr) * | 2000-03-03 | 2001-09-07 | National Institute Of Advanced Industrial Science And Technology | Procede de separation continue et selective de clathrate et appareil associe |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3456028A (en) * | 1967-02-13 | 1969-07-15 | Universal Oil Prod Co | Clathrate separation process |
| US3465055A (en) * | 1967-02-13 | 1969-09-02 | Universal Oil Prod Co | Xylene separation process |
| JPS5242825A (en) * | 1975-10-03 | 1977-04-04 | Kazutoshi Yamada | Separation and purification process for isomers of benzene derivatives |
| US4153630A (en) * | 1975-10-22 | 1979-05-08 | Teijin Limited | Inclusion compounds, process for preparation thereof, and process for separating isomers using the inclusion compounds |
-
1990
- 1990-05-14 JP JP2121212A patent/JPH0639429B2/ja not_active Expired - Fee Related
- 1990-09-17 US US07/583,427 patent/US5095173A/en not_active Expired - Fee Related
- 1990-09-18 CA CA002025618A patent/CA2025618C/en not_active Expired - Fee Related
- 1990-09-18 DE DE4029489A patent/DE4029489A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE4029489A1 (de) | 1991-04-04 |
| JPH0639429B2 (ja) | 1994-05-25 |
| CA2025618A1 (en) | 1991-03-20 |
| DE4029489C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1992-02-13 |
| US5095173A (en) | 1992-03-10 |
| JPH03184925A (ja) | 1991-08-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |