SG72984G - Process for continuously preparing ethylene glycol - Google Patents

Process for continuously preparing ethylene glycol

Info

Publication number
SG72984G
SG72984G SG729/84A SG72984A SG72984G SG 72984 G SG72984 G SG 72984G SG 729/84 A SG729/84 A SG 729/84A SG 72984 A SG72984 A SG 72984A SG 72984 G SG72984 G SG 72984G
Authority
SG
Singapore
Prior art keywords
ethylene glycol
alcohol
product
diester
contacting
Prior art date
Application number
SG729/84A
Other languages
English (en)
Original Assignee
Ube Industries
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
Priority claimed from JP55120677A external-priority patent/JPS6039337B2/ja
Priority claimed from JP12067680A external-priority patent/JPS6039336B2/ja
Priority claimed from JP56007175A external-priority patent/JPS57122030A/ja
Application filed by Ube Industries filed Critical Ube Industries
Publication of SG72984G publication Critical patent/SG72984G/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C31/00—Saturated compounds having hydroxy or O-metal groups bound to acyclic carbon atoms
    • C07C31/18—Polyhydroxylic acyclic alcohols
    • C07C31/20—Dihydroxylic alcohols
    • 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
    • C07C29/132—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group
    • C07C29/136—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH
    • C07C29/147—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH of carboxylic acids or derivatives thereof
    • C07C29/149—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH of carboxylic acids or derivatives thereof with hydrogen or hydrogen-containing gases
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
    • C07C201/04—Preparation of esters of nitrous acid
    • 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
    • C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
    • C07C29/76—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment
    • C07C29/80—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment by distillation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
SG729/84A 1980-09-02 1984-10-17 Process for continuously preparing ethylene glycol SG72984G (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP55120677A JPS6039337B2 (ja) 1980-09-02 1980-09-02 エチレングリコ−ルの連続的製法
JP12067680A JPS6039336B2 (ja) 1980-09-02 1980-09-02 エチレングリコ−ルの連続的製法
JP56007175A JPS57122030A (en) 1981-01-22 1981-01-22 Continuous preparation of ethylene glycol

Publications (1)

Publication Number Publication Date
SG72984G true SG72984G (en) 1985-04-04

Family

ID=27277498

Family Applications (1)

Application Number Title Priority Date Filing Date
SG729/84A SG72984G (en) 1980-09-02 1984-10-17 Process for continuously preparing ethylene glycol

Country Status (12)

Country Link
US (1) US4453026A (zh)
EP (1) EP0046983B1 (zh)
KR (1) KR860001853B1 (zh)
AU (1) AU545471B2 (zh)
BR (1) BR8105591A (zh)
CA (1) CA1184202A (zh)
DD (1) DD202283A5 (zh)
DE (1) DE3176145D1 (zh)
GB (1) GB2083032B (zh)
IN (1) IN154274B (zh)
MY (1) MY8500871A (zh)
SG (1) SG72984G (zh)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5004845A (en) * 1981-08-20 1991-04-02 Davy Mckee (London) Limited Hydrogenation of aldehydes
DE4307193A1 (de) * 1993-03-08 1994-09-15 Bayer Ag Verfahren zur Herstellung von C¶1¶-C¶4¶-Alkyl-nitriten
CN100343219C (zh) * 2003-07-17 2007-10-17 上海焦化有限公司 一种草酸联产亚硝酸钠的方法和装置
US8178734B2 (en) * 2008-12-18 2012-05-15 China Petroleum & Chemical Corporation Processes for producing ethylene glycol from oxalate(s)
CN101544539B (zh) * 2009-04-28 2011-11-16 华烁科技股份有限公司 一种生产聚合级乙二醇并联产乙醇酸甲酯的方法
CN102898304B (zh) * 2012-10-30 2014-09-10 安徽淮化股份有限公司 合成气制乙二醇过程中草酸二甲酯的回收方法
JP6048135B2 (ja) * 2012-12-28 2016-12-21 宇部興産株式会社 シュウ酸ジアルキルの製造方法
US9458022B2 (en) * 2014-03-28 2016-10-04 L'Air Liquide Société Anonyme Pour L'Étude Et L'Exploitation Des Procedes Georges Claude Process and apparatus for separating NO2 from a CO2 and NO2—containing fluid
US10086364B2 (en) 2014-06-26 2018-10-02 University Of Wyoming Methods of catalytic hydrogenation for ethylene glycol formation
US10800987B2 (en) 2014-06-27 2020-10-13 University Of Wyoming Composite iron-sodium catalyst for coal gasification
CN105218306B (zh) * 2014-07-03 2019-07-09 中国石油化工股份有限公司 煤基合成气制乙二醇过程中甲醇回收方法
CN104262152A (zh) * 2014-09-16 2015-01-07 上海华谊（集团）公司 一种生产乙醇酸甲酯的方法
ES2842174T3 (es) 2015-07-29 2021-07-13 Basf Se Procedimiento para la preparación de monoetilenglicol
WO2017125610A1 (en) 2016-01-22 2017-07-27 Avantium Knowledge Centre B.V. Process and system
US10266467B2 (en) 2017-08-02 2019-04-23 Eastman Chemical Company Synthesis of glycols via transfer hydrogenation of alpha-functional esters with alcohols
US10544077B2 (en) 2017-08-02 2020-01-28 Eastman Chemical Company Process for making formic acid utilizing higher-boiling formate esters
US10435349B2 (en) 2017-08-02 2019-10-08 Eastman Chemical Company Iron-catalyzed cross-coupling of methanol with secondary or tertiary alcohols to produce formate esters
US10570081B2 (en) 2017-08-02 2020-02-25 Eastman Chemical Company Process for making formic acid utilizing lower-boiling formate esters
US10266466B2 (en) 2017-08-02 2019-04-23 Eastman Chemical Company Iron-catalyzed transfer hydrogenation of esters to alcohols
CN109482107B (zh) * 2018-11-30 2021-06-25 华东理工大学 草酸二甲酯的汽化方法和汽化装置
CN112479822A (zh) * 2020-11-30 2021-03-12 南京延长反应技术研究院有限公司 一种草酸酯法制备乙二醇的强化微界面反应系统及方法
CN114653170A (zh) * 2020-12-22 2022-06-24 中国石油化工股份有限公司 尾气吸收塔安全运行的方法、装置及其应用

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2060880A (en) * 1933-09-23 1936-11-17 Du Pont Process of producing ethylene glycol
US2258444A (en) * 1939-11-24 1941-10-07 Du Pont Recovery process
DE1156775B (de) * 1961-10-04 1963-11-07 Knapsack Ag Verfahren zur kontinuierlichen Herstellung von Estern der salpetrigen Saeure
US3878055A (en) * 1970-06-04 1975-04-15 Ppg Industries Inc Reclamation of spent glycol by distillation in the presence of a catalytic amount of alkali metal hydroxide
US4087470A (en) * 1976-06-23 1978-05-02 Chevron Research Company Process for the production of ethylene glycol
US4113662A (en) * 1976-08-05 1978-09-12 Chevron Research Company Catalyst for ester hydrogenation
US4112245A (en) * 1976-08-18 1978-09-05 Atlantic Richfield Company Process for the preparation of ethylene glycol
BE864567A (fr) * 1977-04-25 1978-07-03 Chevron Res Procede d'hydrogenation d'esters en acools
JPS54100312A (en) * 1978-01-25 1979-08-08 Ube Ind Ltd Preparation of oxalic diesters
GB2003872B (en) * 1977-09-07 1982-05-19 Ube Industries Process for preparing a diester of oxalic acid
IT1099070B (it) * 1978-09-14 1985-09-18 Montedison Spa Processo per la idrogenazione catalitica degli esteri ossalici
FR2449073A1 (fr) * 1979-02-16 1980-09-12 Rhone Poulenc Ind Procede de recuperation de methanol et de glycol a partir de residus issus de la fabrication du polyterephtalate d'ethyleneglycol et de ses intermediaires

Also Published As

Publication number Publication date
AU545471B2 (en) 1985-07-18
KR830007482A (ko) 1983-10-21
KR860001853B1 (ko) 1986-10-24
MY8500871A (en) 1985-12-31
US4453026A (en) 1984-06-05
DD202283A5 (de) 1983-09-07
GB2083032A (en) 1982-03-17
GB2083032B (en) 1984-08-15
DE3176145D1 (en) 1987-06-04
BR8105591A (pt) 1982-05-18
AU7408781A (en) 1982-03-11
EP0046983A1 (en) 1982-03-10
IN154274B (zh) 1984-10-13
CA1184202A (en) 1985-03-19
EP0046983B1 (en) 1987-04-29

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