NO990403L - Fremgangsmåte for rensing av varmenedbrytende forbindelser ved destillasjon hvor de varmenedbrytende forbindelsene befinner seg i en flerkomponentholdig vaeskeblanding - Google Patents

Fremgangsmåte for rensing av varmenedbrytende forbindelser ved destillasjon hvor de varmenedbrytende forbindelsene befinner seg i en flerkomponentholdig vaeskeblanding

Info

Publication number
NO990403L
NO990403L NO19990403A NO990403A NO990403L NO 990403 L NO990403 L NO 990403L NO 19990403 A NO19990403 A NO 19990403A NO 990403 A NO990403 A NO 990403A NO 990403 L NO990403 L NO 990403L
Authority
NO
Norway
Prior art keywords
heat
degrading compounds
distillation
liquid mixture
purifying
Prior art date
Application number
NO19990403A
Other languages
English (en)
Other versions
NO990403D0 (no
NO322213B1 (no
Inventor
Yukio Inaba
Kazunori Fujita
Hiroshi Kofuji
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 JP1906298A external-priority patent/JPH11217339A/ja
Priority claimed from JP06237598A external-priority patent/JP3740827B2/ja
Application filed by Ube Industries filed Critical Ube Industries
Publication of NO990403D0 publication Critical patent/NO990403D0/no
Publication of NO990403L publication Critical patent/NO990403L/no
Publication of NO322213B1 publication Critical patent/NO322213B1/no

Links

Classifications

    • 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
    • B01D3/32—Other features of fractionating columns ; Constructional details of fractionating columns not provided for in groups B01D3/16 - B01D3/30
    • B01D3/322—Reboiler specifications
    • 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
    • B01D3/146—Multiple effect distillation
    • 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
    • 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
    • Y10S203/09—Plural feed

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
NO990403A 1998-01-30 1999-01-28 Fremgangsmåte for rensing av varmenedbrytbare aromatiske hydroksylforbindelser ved destillasjon hvor de varmenedbrytbare aromatiske hydroksylforbindelsene befinner seg i en flerkomponentholdig væskeblanding. NO322213B1 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1906298A JPH11217339A (ja) 1998-01-30 1998-01-30 熱劣化性化合物の蒸留法
JP06237598A JP3740827B2 (ja) 1998-03-13 1998-03-13 二価フェノール類含有混合液の蒸留精製法

Publications (3)

Publication Number Publication Date
NO990403D0 NO990403D0 (no) 1999-01-28
NO990403L true NO990403L (no) 1999-08-02
NO322213B1 NO322213B1 (no) 2006-08-28

Family

ID=26355865

Family Applications (1)

Application Number Title Priority Date Filing Date
NO990403A NO322213B1 (no) 1998-01-30 1999-01-28 Fremgangsmåte for rensing av varmenedbrytbare aromatiske hydroksylforbindelser ved destillasjon hvor de varmenedbrytbare aromatiske hydroksylforbindelsene befinner seg i en flerkomponentholdig væskeblanding.

Country Status (4)

Country Link
US (1) US6336997B1 (no)
EP (1) EP0933107B1 (no)
CN (1) CN1221298C (no)
NO (1) NO322213B1 (no)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1090663A1 (en) * 1999-10-05 2001-04-11 SOLVAY (Société Anonyme) Process for the manufacture of concentrated solutions
US7741265B2 (en) * 2007-08-14 2010-06-22 S.C. Johnson & Son, Inc. Hard surface cleaner with extended residual cleaning benefit
DE102008054587A1 (de) * 2008-12-12 2010-06-17 Basf Se Verfahren zur Rückspaltung von in einer Flüssigkeit F enthaltenen Michael-Addukten, die bei der Herstellung von Acrylsäure oder deren Ester gebildet wurde
ES2788693T3 (es) * 2009-11-02 2020-10-22 Chem Group Inc Proceso de purificación de fluidos de procesamiento
US20130292242A1 (en) * 2010-10-13 2013-11-07 Cognis Ip Management Gmbh Device and method for distilling temperature-sensitive substances
US10039998B2 (en) * 2010-10-14 2018-08-07 Nanjing University Anti-thermosensitization rectification tower and the rectification process thereof for separating thermosensitive natural substances
CN102151412B (zh) * 2011-02-16 2013-05-08 山东省科学院能源研究所 溶液蒸馏浓缩的工艺方法和装置
US9650322B2 (en) 2012-07-26 2017-05-16 Rhodia Operations Method for producing alkoxyhydroxybenzaldehyde
FR2993882B1 (fr) 2012-07-26 2014-08-15 Rhodia Operations Procede de preparation d'alkoxyhydroxybenzaldehyde sensiblement exempte d'alkyl-alkoxyhydroxybenzaldehyde
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
CN114146439A (zh) * 2021-12-10 2022-03-08 北京道思克矿山装备技术有限公司 双降膜式蒸发精馏塔系统及其精馏方法
US11612829B1 (en) * 2022-06-18 2023-03-28 David Norbert Kockler Process for the separation of multicomponent mixtures using a prefractionation/main column arrangement

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1769607A1 (de) * 1968-06-15 1971-07-01 Stearns Roger Corp Verdampfer
US3634200A (en) * 1969-02-20 1972-01-11 Stauffer Chemical Co Ethylene dichloride purification by plural stage distillation
US3893893A (en) * 1971-10-01 1975-07-08 Silresim Chemical Corp Apparatus for the recovery of trichlorethylene from oil waste
DE2914101A1 (de) * 1979-04-07 1980-10-23 Schmidding Wilh Gmbh & Co Verfahren zum desodorieren und/oder entsaeuern von hochsiedenden organischen verbindungen, insbesondere von speiseoelen
DE2928553A1 (de) * 1979-07-14 1981-01-29 Bayer Ag Verfahren zur gewinnung von brenzkatechin und hydrochinon
US4566947A (en) * 1984-09-27 1986-01-28 Hidemasa Tsuruta Method of separating a mixed liquid into light and heavy fractions by distillation
US4683025A (en) * 1986-02-10 1987-07-28 The Graver Company Method and apparatus to convert a long tube vertical evaporator to a falling film evaporator
CA2043615C (en) * 1990-06-04 2001-08-14 Kazuhiko Hata Method of producing eicosapentaenoic acid or the ester derivative thereof
DE4231417A1 (de) * 1992-05-05 1993-11-11 Huels Chemische Werke Ag Kontinuierliches mehrstufiges Verfahren zur Herstellung von (cyclo)aliphatischen Diisocyanaten
US5582692A (en) * 1994-10-07 1996-12-10 Artisan Industries, Inc. Method for the purification of vitamin E
US5670028A (en) * 1994-11-22 1997-09-23 Ube Industries, Ltd. Process for preparing high purity hydrogen peroxide aqueous solution
DK0963225T3 (da) * 1997-01-14 2004-09-27 Aqua Pure Ventures Inc Fremgangsmåde til destillering med reduceret tilsmudsning

Also Published As

Publication number Publication date
CN1221298C (zh) 2005-10-05
NO990403D0 (no) 1999-01-28
US6336997B1 (en) 2002-01-08
CN1226454A (zh) 1999-08-25
NO322213B1 (no) 2006-08-28
EP0933107A1 (en) 1999-08-04
EP0933107B1 (en) 2005-10-26

Similar Documents

Publication Publication Date Title
NO990403L (no) Fremgangsmåte for rensing av varmenedbrytende forbindelser ved destillasjon hvor de varmenedbrytende forbindelsene befinner seg i en flerkomponentholdig vaeskeblanding
DE69922916D1 (de) Polypropylenbasierte behälter für prostaglandin-enthaltende produkte
DE59708164D1 (de) Trennwandkolonne zur kontinuierlichen destillativen Zerlegung von Mehrstoffgemischen
DE69631839D1 (de) Katalytische struktur zur destillation
ID18182A (id) Proses untuk merubah gas menjadi cairan
EP0968773A4 (en) METHOD FOR CLEANING SUBSTANCES POLLECTED WITH ORGANOHALOGEN
DE69620565D1 (de) Steuergerät zur begrenzung des baggerbereiches für baumaschinen
DK1023121T3 (da) Fremgangsmåde til oprensning af naringsstoffer fra fodevareprocesstromme
BR9605975A (pt) Distribuidor de líquido aperfeiçoado para colunas compactadas
NO941104D0 (no) Asfaltblandinger, samt fremgangsmåte ved fremstilling derav
DE60021503D1 (de) Destillationsverfahren für leicht polymerisierbare Substanzen enthaltende Lösungen
DE69914061D1 (de) Reaktiv distillierungsverfahren zur herstellung von xylolen
AU1816595A (en) Improvements relating to liquid distributors
EP1115464A4 (en) DISTILLATION PROCESS DESIGNED FOR THE PURIFICATION OF A LIQUID
DE69920329D1 (de) Destillationsverfahren für (Meth)acryloxysilane
EP1250400A4 (en) EXTRACTION DISTILLATION METHOD FOR REMOVING SULFUR COMPOUNDS IN HYDROCARBON FLOWS
ID29787A (id) Proses untuk memproduksi cairan kaya-metana
DK66896A (da) Fremgangsmåde til oprengning af en kulbrintestrøm
DK0946280T3 (da) Fremgangsmåde til gennemførelse af ved en ligevægt kendetegnede reaktioner
GB9714093D0 (en) Improvements in or relating to distillation columns for fractionation
BR9508389A (pt) Processo para purificar um éster em bruto contento catalisador metálico
DE69704299T2 (de) In einer Destillationskolonne durchgeführtes Herstellungsverfahren
AU6714998A (en) Process for producing liquid hydrocarbons
DE69731675D1 (de) Verfahren zur Isomerisierung von Paraffinen durch reaktive Distillation
AU1136697A (en) Process for purifying a liquid contaminated by filamentary molecules

Legal Events

Date Code Title Description
CREP Change of representative

Representative=s name: PLOUGMANN & VINGTOFT POSTBOKS 1003 SENTRUM OSLO, 0

CHAD Change of the owner's name or address (par. 44 patent law, par. patentforskriften)

Owner name: RHODIA OPERATIONS, FR

MK1K Patent expired