SG153013A1 - Processes for purifying diaryl carbonates - Google Patents

Processes for purifying diaryl carbonates

Info

Publication number
SG153013A1
SG153013A1 SG200808550-8A SG2008085508A SG153013A1 SG 153013 A1 SG153013 A1 SG 153013A1 SG 2008085508 A SG2008085508 A SG 2008085508A SG 153013 A1 SG153013 A1 SG 153013A1
Authority
SG
Singapore
Prior art keywords
processes
diaryl carbonates
sidestream
transesterification catalyst
distillation column
Prior art date
Application number
SG200808550-8A
Other languages
English (en)
Inventor
Pieter Ooms
Johann Rechner
Matthias Boehm
An Dre Duex
Kaspar Hallenberger
Georg Ronge
Johan Vanden Eynde
Original Assignee
Bayer Materialscience 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 Materialscience Ag filed Critical Bayer Materialscience Ag
Publication of SG153013A1 publication Critical patent/SG153013A1/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C68/00—Preparation of esters of carbonic or haloformic acids
    • C07C68/08—Purification; Separation; Stabilisation
    • 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
    • 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
    • B01D3/141—Fractional distillation or use of a fractionation or rectification column where at least one distillation column contains at least one dividing wall
    • 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

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)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
SG200808550-8A 2007-11-20 2008-11-18 Processes for purifying diaryl carbonates SG153013A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102007055266A DE102007055266A1 (de) 2007-11-20 2007-11-20 Verfahren zur Reinigung von Diarylcarbonaten

Publications (1)

Publication Number Publication Date
SG153013A1 true SG153013A1 (en) 2009-06-29

Family

ID=40361775

Family Applications (1)

Application Number Title Priority Date Filing Date
SG200808550-8A SG153013A1 (en) 2007-11-20 2008-11-18 Processes for purifying diaryl carbonates

Country Status (10)

Country Link
US (1) US8022240B2 (enExample)
EP (1) EP2062868B1 (enExample)
JP (1) JP5362331B2 (enExample)
KR (1) KR101596032B1 (enExample)
CN (1) CN101440036B (enExample)
DE (1) DE102007055266A1 (enExample)
ES (1) ES2569938T3 (enExample)
RU (1) RU2498975C9 (enExample)
SG (1) SG153013A1 (enExample)
TW (1) TW200932719A (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9000243B2 (en) * 2010-04-19 2015-04-07 Dow Global Technologies Llc Process for separating chlorinated methanes
EP2679573B1 (en) * 2012-06-29 2017-12-27 SABIC Global Technologies B.V. Method and apparatus for the separation of dialkyl carbonate, water and alkanol
EP2679572B1 (en) * 2012-06-29 2017-12-13 SABIC Global Technologies B.V. Method and apparatus for the production of diaryl carbonate
EP2781503A1 (en) * 2013-03-18 2014-09-24 Bayer MaterialScience AG Oxidative carbonylation of monohydroxy aryl compounds by methyl formate
WO2016001164A1 (de) * 2014-07-03 2016-01-07 Covestro Deutschland Ag Verfahren zur reinigung von polycarbonatpolyolen und reinigungsvorrichtung hierfür
DE102016116078B3 (de) * 2016-08-29 2018-01-04 Epc Engineering Consulting Gmbh Verfahren zur Herstellung eines Polycarbonats unter Einsatz einer Strippvorrichtung
EP4007750A1 (en) * 2019-08-02 2022-06-08 Basf Se Purification of aroma chemicals
CN113577814B (zh) * 2021-08-16 2022-10-18 四川中蓝国塑新材料科技有限公司 一种用于聚碳酸酯工业化生产的碳酸二苯酯回收装置及方法
TWI846082B (zh) * 2021-10-05 2024-06-21 日商旭化成股份有限公司 高純度碳酸二芳酯的製造方法
CN118662928A (zh) * 2024-05-06 2024-09-20 中国石油天然气集团有限公司 一种碳酸二苯酯的制备装置、制备方法及制备系统

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WO2005123657A1 (ja) 2004-06-17 2005-12-29 Asahi Kasei Chemicals Corporation 芳香族カーボネートの製造方法
BRPI0513330A (pt) * 2004-07-14 2008-05-06 Asahi Kasei Chemicals Corp processo para a produção de um carbonato aromático, e, carbonato aromático
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EP1787976A4 (en) 2004-09-03 2008-08-13 Asahi Kasei Chemicals Corp METHOD FOR THE PRODUCTION OF HIGH-PURITY DIARYLCARBONATE IN INDUSTRIAL STANDARD
KR100898536B1 (ko) 2004-10-14 2009-05-20 아사히 가세이 케미칼즈 가부시키가이샤 고순도 디아릴카보네이트의 제조 방법
KR100887915B1 (ko) * 2004-10-22 2009-03-12 아사히 가세이 케미칼즈 가부시키가이샤 고순도 디아릴카보네이트의 공업적 제조 방법

Also Published As

Publication number Publication date
CN101440036B (zh) 2014-07-09
DE102007055266A1 (de) 2009-05-28
EP2062868A2 (de) 2009-05-27
RU2498975C2 (ru) 2013-11-20
RU2498975C9 (ru) 2014-09-27
RU2008145616A (ru) 2010-05-27
TW200932719A (en) 2009-08-01
JP2009137952A (ja) 2009-06-25
JP5362331B2 (ja) 2013-12-11
EP2062868A3 (de) 2009-09-09
ES2569938T3 (es) 2016-05-13
CN101440036A (zh) 2009-05-27
US8022240B2 (en) 2011-09-20
KR101596032B1 (ko) 2016-02-19
KR20090052290A (ko) 2009-05-25
EP2062868B1 (de) 2016-02-24
US20090137832A1 (en) 2009-05-28

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