FR2691964B1 - Procédé de séparation de mélanges de m- et p-dichlorobenzènes. - Google Patents

Procédé de séparation de mélanges de m- et p-dichlorobenzènes.

Info

Publication number
FR2691964B1
FR2691964B1 FR9306842A FR9306842A FR2691964B1 FR 2691964 B1 FR2691964 B1 FR 2691964B1 FR 9306842 A FR9306842 A FR 9306842A FR 9306842 A FR9306842 A FR 9306842A FR 2691964 B1 FR2691964 B1 FR 2691964B1
Authority
FR
France
Prior art keywords
dichlorobenzenes
mixtures
separation
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
Application number
FR9306842A
Other languages
English (en)
Other versions
FR2691964A1 (fr
Inventor
Ursula Pentling
Hans-Joseph Buysch
Lothar Puppe
Kai Rohlk
Rolf Grosser
Hanns-Ingolf Paul
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayer AG
Original Assignee
Bayer AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Bayer AG filed Critical Bayer AG
Publication of FR2691964A1 publication Critical patent/FR2691964A1/fr
Application granted granted Critical
Publication of FR2691964B1 publication Critical patent/FR2691964B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • C07C17/389—Separation; Purification; Stabilisation; Use of additives by adsorption on solids
FR9306842A 1992-06-09 1993-06-08 Procédé de séparation de mélanges de m- et p-dichlorobenzènes. Expired - Fee Related FR2691964B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4218841A DE4218841A1 (de) 1992-06-09 1992-06-09 Verfahren zur Trennung von Gemischen von m- und p-Dichlorbenzol

Publications (2)

Publication Number Publication Date
FR2691964A1 FR2691964A1 (fr) 1993-12-10
FR2691964B1 true FR2691964B1 (fr) 1995-01-06

Family

ID=6460626

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9306842A Expired - Fee Related FR2691964B1 (fr) 1992-06-09 1993-06-08 Procédé de séparation de mélanges de m- et p-dichlorobenzènes.

Country Status (5)

Country Link
US (1) US5386067A (fr)
JP (1) JPH0656716A (fr)
DE (1) DE4218841A1 (fr)
FR (1) FR2691964B1 (fr)
IT (1) IT1261700B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4325484A1 (de) * 1993-07-29 1995-02-02 Bayer Ag Verfahren zur Trennung von Gemischen von m- und p-Dichlorbenzol
CN101891586B (zh) * 2010-08-19 2012-12-26 江苏隆昌化工有限公司 一种从固废氯化苯焦油中提取高纯度间二氯苯工艺

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2855940C2 (de) * 1978-12-23 1980-08-21 Bayer Ag, 5090 Leverkusen Verfahren zur Auftrennung von Dichlorbenzol enthaltenden Isomerengemischen unter Gewinnung von ortho-, meta- und/oder para-Dichlorbenzol
JPS59122433A (ja) * 1982-12-28 1984-07-14 Toray Ind Inc ３，５−キシレノ−ルの分離回収方法
JPS61268636A (ja) * 1985-05-23 1986-11-28 Toray Ind Inc ジクロルベンゼン異性体の分離方法
JPS62175433A (ja) * 1986-01-28 1987-08-01 Hodogaya Chem Co Ltd ジクロロベンゼン異性体の分離方法
JPS63196530A (ja) * 1987-02-10 1988-08-15 Hodogaya Chem Co Ltd ｍ−ジクロロベンゼンの選択的分離法
DE68902666T2 (de) * 1988-02-26 1996-05-02 Toray Industries Verfahren zur Abtrennung von halogenierten Benzolabkömmlingen.
US4996380A (en) * 1989-11-08 1991-02-26 Uop Process for extracting meta-dichlorobenzene from isomer mixtures with mixed alkali metal exchanged X zeolite adsorbents

Also Published As

Publication number Publication date
US5386067A (en) 1995-01-31
JPH0656716A (ja) 1994-03-01
FR2691964A1 (fr) 1993-12-10
ITRM930369A0 (it) 1993-06-03
IT1261700B (it) 1996-05-29
ITRM930369A1 (it) 1994-12-03
DE4218841A1 (de) 1993-12-16

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Legal Events

Date Code Title Description
ST Notification of lapse
ST Notification of lapse