ES8308821A1 - "procedimiento de hidrogenolisis de un polialcohilenglicol". - Google Patents

"procedimiento de hidrogenolisis de un polialcohilenglicol".

Info

Publication number
ES8308821A1
ES8308821A1 ES516001A ES516001A ES8308821A1 ES 8308821 A1 ES8308821 A1 ES 8308821A1 ES 516001 A ES516001 A ES 516001A ES 516001 A ES516001 A ES 516001A ES 8308821 A1 ES8308821 A1 ES 8308821A1
Authority
ES
Spain
Prior art keywords
monoethylene glycol
ethanol
monomethyl ether
glycol monomethyl
production
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
Application number
ES516001A
Other languages
English (en)
Other versions
ES516001A0 (es
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.)
Union Carbide Corp
Original Assignee
Union Carbide Corp
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 Union Carbide Corp filed Critical Union Carbide Corp
Publication of ES8308821A1 publication Critical patent/ES8308821A1/es
Publication of ES516001A0 publication Critical patent/ES516001A0/es
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/09—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrolysis
    • C07C29/10—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrolysis of ethers, including cyclic ethers, e.g. oxiranes
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C27/00—Processes involving the simultaneous production of more than one class of oxygen-containing compounds
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/60—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by elimination of -OH groups, e.g. by dehydration
    • 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
    • C07C41/18—Preparation of ethers by reactions not forming ether-oxygen bonds
    • C07C41/26—Preparation of ethers by reactions not forming ether-oxygen bonds by introduction of hydroxy or O-metal groups
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Abstract

PROCEDIMIENTO DE HIDROGENOLISIS DE POLIALCOHILENGLICOLES, QUE CONTIENEN POR LO MENOS UN GRUPO ETER. CONSISTE EN EL TRATAMIENTO DEL POLIALCOHILENGLICOL CON HIDROGENO MOLECULAR A UNA PRESION ENTRE 7 Y 280 KG/CM>2, Y UNA TEMPERATURA ENTRE 125 C Y 350 C, EN PRESENCIA DE UN CATALIZADOR DE HIDROGENACION QUE CONTIENE APROXIMADAMENTE 5% DE RUTENIO, CON FORMACION DE AL MENOS UNO DE LOS COMPUESTOS ETER MONOMETILICO DE MONOETILENGLICOL, MONOETILENGLICOL Y ETANOL.
ES516001A 1981-09-30 1982-09-28 "procedimiento de hidrogenolisis de un polialcohilenglicol". Granted ES516001A0 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US30722581A 1981-09-30 1981-09-30

Publications (2)

Publication Number Publication Date
ES8308821A1 true ES8308821A1 (es) 1983-10-01
ES516001A0 ES516001A0 (es) 1983-10-01

Family

ID=23188798

Family Applications (1)

Application Number Title Priority Date Filing Date
ES516001A Granted ES516001A0 (es) 1981-09-30 1982-09-28 "procedimiento de hidrogenolisis de un polialcohilenglicol".

Country Status (9)

Country Link
EP (1) EP0075952A1 (es)
JP (1) JPS5874626A (es)
KR (1) KR840001540A (es)
AU (1) AU8878182A (es)
BR (1) BR8205685A (es)
CA (1) CA1219285A (es)
DD (1) DD203316A5 (es)
ES (1) ES516001A0 (es)
ZA (1) ZA827067B (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1256800B (it) * 1992-01-31 1995-12-15 Novamont Spa Procedimento per la produzione di polioli inferiori e nuovo catalizzatore a base di rutenio utilizzato in tale procedimento.
US5856531A (en) * 1996-10-21 1999-01-05 Eastman Chemical Company Preparation of 3-methytetra-hydrofuran from 2,3-dihydrofuran
US5912364A (en) * 1996-10-21 1999-06-15 Eastman Chemical Company Process for the preparation of 3-methyltetrahydrofuran
DE102004051267B3 (de) * 2004-10-21 2006-05-24 Clariant Gmbh Verfahren zur kontinuierlichen Herstellung von Alkylenglykoldiethern
DE102005044177A1 (de) * 2005-09-15 2007-04-05 Uhde Gmbh Verfahren und Vorrichtung zur Nutzung der bei der Reinigung von 1,2-Dichlorethan anfallenden Kondensationswärme
CN101255098B (zh) * 2008-04-11 2010-04-14 清华大学 一种从丙三醇直接加氢制备丙二醇的方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE417926C (de) * 1923-11-26 1925-08-22 Merck Ag E Verfahren zur Darstellung von Alkoholen aus AEthern
DE898894C (de) * 1941-12-05 1953-12-07 Basf Ag Verfahren zur Gewinnung niedrigermolekularer Polyaethylenglykole oder einfacher AEthylenglykole aus hoehermolekularen Polyaethylenglykolen
DE2900279A1 (de) * 1979-01-05 1980-07-24 Hoechst Ag Verfahren zur herstellung von methylethern

Also Published As

Publication number Publication date
EP0075952A1 (en) 1983-04-06
CA1219285A (en) 1987-03-17
BR8205685A (pt) 1983-08-30
AU8878182A (en) 1983-04-14
ES516001A0 (es) 1983-10-01
DD203316A5 (de) 1983-10-19
JPS5874626A (ja) 1983-05-06
KR840001540A (ko) 1984-05-07
ZA827067B (en) 1983-07-27

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19980401