ID17730A - Proses pemisahan dimetil eter dan klorometane dalam campuran - Google Patents

Proses pemisahan dimetil eter dan klorometane dalam campuran

Info

Publication number
ID17730A
ID17730A IDP972111A ID972111A ID17730A ID 17730 A ID17730 A ID 17730A ID P972111 A IDP972111 A ID P972111A ID 972111 A ID972111 A ID 972111A ID 17730 A ID17730 A ID 17730A
Authority
ID
Indonesia
Prior art keywords
chlorometane
dimethyl
mixed
earth separation
earth
Prior art date
Application number
IDP972111A
Other languages
English (en)
Inventor
Di Peter Roth
Di Erhard Leistner
Di Hans Haverkamp
Wolfgang Dr Wendel
Michael Dr Kleiber
Original Assignee
Hoechst 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 Hoechst Ag filed Critical Hoechst Ag
Publication of ID17730A publication Critical patent/ID17730A/id

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
    • C07C41/01—Preparation of ethers
    • C07C41/34—Separation; Purification; Stabilisation; Use of additives
    • C07C41/40—Separation; Purification; Stabilisation; Use of additives by change of physical state, e.g. by crystallisation
    • C07C41/42—Separation; Purification; Stabilisation; Use of additives by change of physical state, e.g. by crystallisation by distillation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/34—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
    • B01D3/40—Extractive distillation
    • 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
    • C07C17/383—Separation; Purification; Stabilisation; Use of additives by distillation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S203/00—Distillation: processes, separatory
    • Y10S203/08—Waste heat
IDP972111A 1996-06-25 1997-06-19 Proses pemisahan dimetil eter dan klorometane dalam campuran ID17730A (id)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19625284A DE19625284A1 (de) 1996-06-25 1996-06-25 Verfahren zur Trennung von Gemischen aus Dimethylether und Chlormethan

Publications (1)

Publication Number Publication Date
ID17730A true ID17730A (id) 1998-01-22

Family

ID=7797888

Family Applications (1)

Application Number Title Priority Date Filing Date
IDP972111A ID17730A (id) 1996-06-25 1997-06-19 Proses pemisahan dimetil eter dan klorometane dalam campuran

Country Status (11)

Country Link
US (1) US5882485A (id)
EP (1) EP0816314B1 (id)
JP (1) JPH1059876A (id)
KR (1) KR980000523A (id)
CN (1) CN1073541C (id)
AU (1) AU2617797A (id)
DE (2) DE19625284A1 (id)
ID (1) ID17730A (id)
MY (1) MY130981A (id)
SG (1) SG54524A1 (id)
ZA (1) ZA975580B (id)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10101942A1 (de) * 2001-01-17 2002-07-18 Basf Ag Verfahren zur Trennung azeotroper Gemische
US7393990B2 (en) * 2001-06-26 2008-07-01 Exxonmobil Chemical Patents Inc. Production of light olefins from oxygenate using framework gallium-containing medium pore molecular sieve
KR101851014B1 (ko) * 2009-03-05 2018-04-20 블루 큐브 아이피 엘엘씨 액체 상 반응을 위한 방법 및 조립장치
US8378150B2 (en) * 2009-08-12 2013-02-19 Catalytic Distillation Technologies Process for the production of dimethyl ether
CN103787884B (zh) * 2012-10-29 2015-10-21 中国石油化工股份有限公司 一种三元萃取剂的应用和从聚烯烃材料中萃取抗氧剂1010的方法
EP3207006B1 (en) * 2014-10-16 2021-07-21 Spolek Pro Chemickou A Hutni Vyrobu, Akciova Spolecnost Controlled and continuous process for producing 1,1,1,2,3-pentachloropropane
CN104926595A (zh) * 2015-05-15 2015-09-23 大连理工大学 水吸收脱除氯甲烷中二甲醚杂质的分离工艺
CN106693434A (zh) * 2015-08-05 2017-05-24 南通鸿志化工有限公司 一种加盐萃取精馏装置
CN109206291A (zh) * 2017-07-04 2019-01-15 天津中福泰克化工科技有限公司 一种氯甲烷-二甲醚的分离方法
CN110204417A (zh) * 2019-06-21 2019-09-06 江苏明珠硅橡胶材料有限公司 一种一氯甲烷提纯的方法
CN110922292B (zh) * 2019-08-07 2022-04-22 北京诺维新材科技有限公司 一种氯甲烷的制备方法
CN112573995A (zh) * 2020-12-11 2021-03-30 安徽金禾实业股份有限公司 一种麦芽酚生产过程中副产氯甲烷的回收方法
US11840462B2 (en) 2021-01-04 2023-12-12 Massachusetts Institute Of Technology Switchable system for high-salinity brine desalination and fractional precipitation

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2421441A (en) * 1944-11-15 1947-06-03 Du Pont Purification of methyl chloride
US3847756A (en) * 1972-11-09 1974-11-12 Eastman Kodak Co Recovery of diethyl ether from an olefin hydration product stream by extractive distillation with water
JPS5231842B2 (id) * 1973-10-06 1977-08-17
DD142183A1 (de) * 1979-02-27 1980-06-11 Berger Karl Heinz Verfahren zur trennung von wasser,methanol und chlormethanen
DE3024147C2 (de) * 1980-06-27 1983-05-05 Edeleanu Gmbh, 6000 Frankfurt Verfahren zur Auftrennung der bei der Verätherung von niederen i-Olefinen mit Methanol anfallenden Reaktionsprodukte
DE3038497C2 (de) * 1980-10-11 1983-11-10 Bayer Ag, 5090 Leverkusen Verfahren und Vorrichtung zur Trennung von ein Azeotrop bildenden Gemischen
FR2504522A1 (fr) * 1981-04-24 1982-10-29 Inst Francais Du Petrole Procede de purification d'une coupe c4 et/ou c5 d'hydrocarbures renfermant de l'eau et du dimethylether comme impuretes
DE3150755A1 (de) * 1981-12-22 1983-06-30 Deutsche Texaco Ag, 2000 Hamburg "verfahren zur abtrennung von methanol aus den bei der veraetherung von c(pfeil abwaerts)4(pfeil abwaerts) bis c(pfeil abwaerts)7(pfeil abwaerts)-isoolefinen mit methanol anfallenden reaktionsprodukten"
JPS59199648A (ja) * 1983-04-27 1984-11-12 Mitsubishi Chem Ind Ltd ジメチルエ−テルの製造法
DE3620069A1 (de) * 1986-06-14 1988-01-21 Hoechst Ag Verfahren zur beseitigung von dimethylether in methylchlorid
DE3876790D1 (de) * 1988-05-04 1993-01-28 Rwe Dea Ag Verbessertes verfahren zur herstellung von reinem dimethylether.
DE3912094A1 (de) * 1989-04-13 1990-10-25 Rwe Dea Ag Verfahren zur gewinnung von c(pfeil abwaerts)3(pfeil abwaerts) bis c(pfeil abwaerts)4(pfeil abwaerts) -monoalkylchloriden
US5122236A (en) * 1990-05-21 1992-06-16 Smith Jr Lawrence A Method for removal of dimethyl ether and methanol from c4 hydrocarbon streams
US5092966A (en) * 1991-04-01 1992-03-03 Lloyd Berg Separation of methylene chloride from ethyl ether by extractive distillation
FR2711986B1 (fr) * 1993-11-05 1996-02-02 Inst Francais Du Petrole Procédé de séparation des composés oxygénés d'hydrocarbures, combinant une distillation et une perméation et son utilisation en éthérification.
US5430197A (en) * 1994-02-22 1995-07-04 Chemica Research & Licensing Company Recovery of alcohol from hydrocarbon streams

Also Published As

Publication number Publication date
DE19625284A1 (de) 1998-01-02
CN1176956A (zh) 1998-03-25
DE59705342D1 (de) 2001-12-20
AU2617797A (en) 1998-01-15
EP0816314A1 (de) 1998-01-07
SG54524A1 (en) 1998-11-16
KR980000523A (ko) 1998-03-30
US5882485A (en) 1999-03-16
ZA975580B (en) 1997-12-29
JPH1059876A (ja) 1998-03-03
MY130981A (en) 2007-07-31
EP0816314B1 (de) 2001-11-14
CN1073541C (zh) 2001-10-24

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