[go: up one dir, main page]

SA519401045B1 - عملية لتحضير إثيرات جليكول - Google Patents

عملية لتحضير إثيرات جليكول

Info

Publication number
SA519401045B1
SA519401045B1 SA519401045A SA519401045A SA519401045B1 SA 519401045 B1 SA519401045 B1 SA 519401045B1 SA 519401045 A SA519401045 A SA 519401045A SA 519401045 A SA519401045 A SA 519401045A SA 519401045 B1 SA519401045 B1 SA 519401045B1
Authority
SA
Saudi Arabia
Prior art keywords
glycol ether
preparation
glycol ethers
column
separating
Prior art date
Application number
SA519401045A
Other languages
English (en)
Inventor
سوراب كاتيار،
Original Assignee
ساينتيفيك ديزاين كمبني، إنك.
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 ساينتيفيك ديزاين كمبني، إنك. filed Critical ساينتيفيك ديزاين كمبني، إنك.
Publication of SA519401045B1 publication Critical patent/SA519401045B1/ar

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D19/00—Degasification of liquids
    • B01D19/0005—Degasification of liquids with one or more auxiliary substances
    • B01D19/001—Degasification of liquids with one or more auxiliary substances by bubbling steam through the liquid
    • B01D19/0015—Degasification of liquids with one or more auxiliary substances by bubbling steam through the liquid in contact columns containing plates, grids or other filling elements
    • 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
    • B01D3/06—Flash 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
    • B01D3/14—Fractional distillation or use of a fractionation or rectification column
    • B01D3/143—Fractional distillation or use of a fractionation or rectification column by two or more of a fractionation, separation or rectification step
    • B01D3/148—Fractional distillation or use of a fractionation or rectification column by two or more of a fractionation, separation or rectification step in combination with at least one evaporator
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D5/00—Condensation of vapours; Recovering volatile solvents by condensation
    • B01D5/0078—Condensation of vapours; Recovering volatile solvents by condensation characterised by auxiliary systems or arrangements
    • B01D5/009—Collecting, removing and/or treatment of the condensate
    • 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C43/00—Ethers; Compounds having groups, groups or groups
    • C07C43/02—Ethers
    • C07C43/03—Ethers having all ether-oxygen atoms bound to acyclic carbon atoms
    • C07C43/04—Saturated ethers
    • C07C43/13—Saturated ethers containing hydroxy or O-metal groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C43/00—Ethers; Compounds having groups, groups or groups
    • C07C43/02—Ethers
    • C07C43/03—Ethers having all ether-oxygen atoms bound to acyclic carbon atoms
    • C07C43/04—Saturated ethers
    • C07C43/13—Saturated ethers containing hydroxy or O-metal groups
    • C07C43/132—Saturated ethers containing hydroxy or O-metal groups both carbon chains being substituted by hydroxy or O-metal groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C43/00—Ethers; Compounds having groups, groups or groups
    • C07C43/02—Ethers
    • C07C43/03—Ethers having all ether-oxygen atoms bound to acyclic carbon atoms
    • C07C43/04—Saturated ethers
    • C07C43/13—Saturated ethers containing hydroxy or O-metal groups
    • C07C43/135—Saturated ethers containing hydroxy or O-metal groups having more than one ether bond
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D301/00—Preparation of oxiranes
    • C07D301/02—Synthesis of the oxirane ring
    • C07D301/03—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds
    • C07D301/04—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with air or molecular oxygen
    • C07D301/08—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with air or molecular oxygen in the gaseous phase
    • C07D301/10—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with air or molecular oxygen in the gaseous phase with catalysts containing silver or gold

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

يتعلق الاختراع الحالي بعملية لتحضير إثيرات الجليكول glycol ethers بتوفير خليط قيعان عمود إثير جليكول ثنائي إثيلين diethylene glycol ether يشمل إثير جليكول تراي إثيلين triethylene glycol ether، إثير جليكول تترا إثيلين triethylene glycol ether، وحفاز إثير جليكول glycol ether؛ فصل، في عمود تنصيل stripping column، خليط قاع العمود إلى رأس بخار إثير جليكول تراي إثيلين وقيعان سائل؛ وفصل، في المبخر evaporator، قيعان السائل إلى مادة متخلفة تحتوي على حوالي 80٪ إلى حوالي 90٪ إثير جليكول تترا إثيلين ورأس المبخر evaporator overhead يشمل على الأقل حوالي 60٪ إثير جليكول تترا إثيلين. شكل 1.
SA519401045A 2016-08-09 2019-02-06 عملية لتحضير إثيرات جليكول SA519401045B1 (ar)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201662372649P 2016-08-09 2016-08-09
PCT/US2017/046013 WO2018031611A1 (en) 2016-08-09 2017-08-09 Glycol ether process

Publications (1)

Publication Number Publication Date
SA519401045B1 true SA519401045B1 (ar) 2024-01-09

Family

ID=61160059

Family Applications (1)

Application Number Title Priority Date Filing Date
SA519401045A SA519401045B1 (ar) 2016-08-09 2019-02-06 عملية لتحضير إثيرات جليكول

Country Status (7)

Country Link
US (1) US10160709B2 (ar)
EP (1) EP3497076B1 (ar)
KR (2) KR102678884B1 (ar)
CN (1) CN109843842B (ar)
RU (1) RU2759675C2 (ar)
SA (1) SA519401045B1 (ar)
WO (1) WO2018031611A1 (ar)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10865171B1 (en) * 2019-09-04 2020-12-15 Eastman Chemical Company Process to make aromatic enol ethers and olefin isomers of aromatic enol ethers
CN111848367B (zh) * 2020-08-06 2022-08-30 昆山德源环保发展有限公司 一种剥离液废液的提纯方法

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1170663A (en) 1967-03-22 1969-11-12 Shell Int Research Process for preparing Silver Catalysts
US3702259A (en) 1970-12-02 1972-11-07 Shell Oil Co Chemical production of metallic silver deposits
IT972792B (it) 1972-12-22 1974-05-31 Sir Soc Italiana Resine Spa Procedimento per la preparazione di glicoli eteri
US4761394A (en) 1986-10-31 1988-08-02 Shell Oil Company Ethylene oxide catalyst and process for preparing the catalyst
US4766105A (en) 1986-10-31 1988-08-23 Shell Oil Company Ethylene oxide catalyst and process for preparing the catalyst
US5057481A (en) 1987-02-20 1991-10-15 Union Carbide Chemicals And Plastics Technology Corporation Catalyst composition for oxidation of ethylene to ethylene oxide
US4908343A (en) 1987-02-20 1990-03-13 Union Carbide Chemicals And Plastics Company Inc. Catalyst composition for oxidation of ethylene to ethylene oxide
DE68925767T2 (de) 1988-08-30 1996-08-14 Union Carbide Corp Katalysatoren für die Herstellung von Ethylenoxid und Verfahren zur deren Herstellung
US5187140A (en) 1989-10-18 1993-02-16 Union Carbide Chemicals & Plastics Technology Corporation Alkylene oxide catalysts containing high silver content
US5102848A (en) 1990-09-28 1992-04-07 Union Carbide Chemicals & Plastics Technology Corporation Catalyst composition for oxidation of ethylene to ethylene oxide
US5407888A (en) 1992-05-12 1995-04-18 Basf Aktiengesellschaft Silver catalyst
JP3800488B2 (ja) * 2000-05-08 2006-07-26 株式会社日本触媒 エチレングリコールの製造方法
US6372925B1 (en) * 2000-06-09 2002-04-16 Shell Oil Company Process for operating the epoxidation of ethylene
US6264800B1 (en) * 2000-07-19 2001-07-24 Arco Chemical Technology, L.P. Purification process
CN1158235C (zh) * 2002-10-06 2004-07-21 江阴市怡达化工有限公司 三、四乙二醇甲醚的制备方法
US8791280B2 (en) 2005-08-10 2014-07-29 Sd Lizenzverwertungsgesellschaft Mbh & Co. Kg Process for preparation of catalyst carrier and its use in catalyst preparation
RU2312696C1 (ru) * 2006-03-17 2007-12-20 Андрей Григорьевич Вендило Универсальная установка для очистки высококипящих растворителей вакуумной ректификацией и способы очистки вакуумной ректификацией на ней этиленгликоля, моноэтаноламина, метилцеллозольва, этилцеллозольва, бутилцеллозольва, n-метилпирролидона и бензилового спирта
CN102010294A (zh) 2010-11-02 2011-04-13 宁波职业技术学院 乙二醇工艺副产物多乙二醇残液的回收方法及装置
JP5902985B2 (ja) * 2012-03-30 2016-04-13 株式会社日本触媒 エチレングリコール類の製造方法
CN103265401B (zh) * 2013-04-24 2014-12-17 河南朝歌日光新能源股份有限公司 一种煤制乙二醇工艺副产残液的回收方法
CN103694088B (zh) * 2013-12-12 2015-11-25 中石化上海工程有限公司 乙二醇混合物系的分离方法

Also Published As

Publication number Publication date
US20180044272A1 (en) 2018-02-15
KR102678884B1 (ko) 2024-06-27
KR20190029626A (ko) 2019-03-20
RU2019106292A3 (ar) 2020-09-11
WO2018031611A1 (en) 2018-02-15
RU2759675C2 (ru) 2021-11-16
EP3497076A1 (en) 2019-06-19
KR20230027318A (ko) 2023-02-27
EP3497076A4 (en) 2020-03-18
EP3497076B1 (en) 2023-07-19
CN109843842A (zh) 2019-06-04
US10160709B2 (en) 2018-12-25
CN109843842B (zh) 2022-12-13
RU2019106292A (ru) 2020-09-11

Similar Documents

Publication Publication Date Title
MX2017002606A (es) Sistema y metodo para extraer gas de un pozo.
AR106823A1 (es) Procedimiento para producir ácido acético
MY170494A (en) Ethylene separation process
WO2015040640A3 (en) An improved process for the preparation of tenofovir alafenamide or pharmaceutically acceptable salts thereof
PH12019501379A1 (en) Separation of rare earth metals
CO6602150A2 (es) Proceso para producir etanol utilizando una columna de destilación extractiva
RU2017124156A (ru) Способ разделения гликолей
MY176950A (en) Separating method for polyol mixtures with close boiling points
MX2015010873A (es) Un proceso integrado mejorado para producir 2,3,3,3-tetrafluoropro peno.
MX366953B (es) Composición farmacéutica que no contiene antioxidantes y método de preparación de la misma.
SA519401045B1 (ar) عملية لتحضير إثيرات جليكول
MY194305A (en) Method of carrying out absorption/distillation in a single column design
MX2019015499A (es) Método para producir d-psicosa a partir de un complejo de borato y d-psicosa usando cromatografía y composición que contiene d-psicosa.
PH12016500543A1 (en) Method for cleaning a cracking gas stream in a primary fractionation column
MY197394A (en) Method for producing isosorbide ethoxylate dimethacrylate
MY183011A (en) Novel purification process of gonadotropin
PH12017501828A1 (en) Stabilized pharmaceutical composition and method for preparing same
PH12014502495A1 (en) Method for producing refined glycerin alkyl ether
MY180942A (en) Method for separating polymer solution and water
MY171770A (en) An apparatus for continuous separation of valine and a method for continuous separation of valine using the same
IN2014MU03425A (ar)
FR3040881B1 (fr) Procede d'obtention d'un concentre de mineraux marins
MX2022008276A (es) Metodo para purificar sulfoxido de dimetilo.
MX2016011007A (es) Proceso para la preparacion de 5-fluorotriptofol.
MY192086A (en) Use of 1-[(4r)-4-methylcyclohexen-1-yl]ethanone as an aroma chemical