ATE502931T1 - Verfahren zur rektifikation von vitamin e acetat - Google Patents

Verfahren zur rektifikation von vitamin e acetat

Info

Publication number
ATE502931T1
ATE502931T1 AT05779332T AT05779332T ATE502931T1 AT E502931 T1 ATE502931 T1 AT E502931T1 AT 05779332 T AT05779332 T AT 05779332T AT 05779332 T AT05779332 T AT 05779332T AT E502931 T1 ATE502931 T1 AT E502931T1
Authority
AT
Austria
Prior art keywords
purification stage
stream
vea
useful product
product
Prior art date
Application number
AT05779332T
Other languages
English (en)
Inventor
Juan Herguijuela
Werner Pietzonka
Angela Wildermann
Thomas Wolf
Original Assignee
Dsm Ip Assets Bv
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=34973797&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE502931(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Dsm Ip Assets Bv filed Critical Dsm Ip Assets Bv
Application granted granted Critical
Publication of ATE502931T1 publication Critical patent/ATE502931T1/de

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
    • B01D3/143—Fractional distillation or use of a fractionation or rectification column by two or more of a fractionation, separation or rectification step
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
    • C07D311/58—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4
    • C07D311/70—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4 with two hydrocarbon radicals attached in position 2 and elements other than carbon and hydrogen in position 6
    • C07D311/72—3,4-Dihydro derivatives having in position 2 at least one methyl radical and in position 6 one oxygen atom, e.g. tocopherols
    • 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
    • B01D3/32—Other features of fractionating columns ; Constructional details of fractionating columns not provided for in groups B01D3/16 - B01D3/30
    • 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
    • B01D5/0057—Condensation of vapours; Recovering volatile solvents by condensation in combination with other processes
    • B01D5/006—Condensation of vapours; Recovering volatile solvents by condensation in combination with other processes with evaporation or distillation
    • B01D5/0063—Reflux condensation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Pyrane Compounds (AREA)
  • Steroid Compounds (AREA)
AT05779332T 2004-08-19 2005-08-13 Verfahren zur rektifikation von vitamin e acetat ATE502931T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH13652004 2004-08-19
PCT/EP2005/008822 WO2006018256A2 (en) 2004-08-19 2005-08-13 Process for the rectification of mixtures of high-boiling air-and/or temperature-sensitive useful products

Publications (1)

Publication Number Publication Date
ATE502931T1 true ATE502931T1 (de) 2011-04-15

Family

ID=34973797

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05779332T ATE502931T1 (de) 2004-08-19 2005-08-13 Verfahren zur rektifikation von vitamin e acetat

Country Status (9)

Country Link
US (3) US7858813B2 (de)
EP (2) EP1778664B1 (de)
JP (1) JP5006194B2 (de)
KR (1) KR101182978B1 (de)
CN (1) CN100564372C (de)
AT (1) ATE502931T1 (de)
DE (1) DE602005027081D1 (de)
ES (1) ES2363092T3 (de)
WO (1) WO2006018256A2 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE502931T1 (de) * 2004-08-19 2011-04-15 Dsm Ip Assets Bv Verfahren zur rektifikation von vitamin e acetat
WO2006018310A2 (en) * 2004-08-19 2006-02-23 Dsm Ip Assets B.V. Process for the working-up of a vitamin e- and vitamin e-acetate and rectification colum suitable therefore
BRPI0600553A (pt) * 2006-02-24 2007-11-20 Siemens Ltda processo e sistema para a produção de álcool por destilação de múltiplo efeito
DE102010035230A1 (de) * 2010-08-24 2012-03-01 Linde Aktiengesellschaft Verfahren zum Abtrennen von Stickstoff aus Erdgas
WO2012048792A1 (de) * 2010-10-13 2012-04-19 Cognis Ip Management Gmbh Vorrichtung und verfahren zur destillation temperaturempfindlicher stoffe
CN104884415A (zh) 2012-12-18 2015-09-02 帝斯曼知识产权资产管理有限公司 一氧化氮作为不饱和化合物的顺式/反式异构化催化剂
BR112015014204B1 (pt) 2012-12-18 2021-03-30 Dsm Ip Assets B.V. Processo de fabricação de compostos utilizando misturas de isômeros e/z para obter produtos quantitativamente específicos por combinação de hidrogenação assimétrica e isomerização
EA028500B1 (ru) 2012-12-18 2017-11-30 ДСМ АйПи АССЕТС Б.В. Политиолы в качестве катализаторов цис/транс-изомеризации ненасыщенных соединений
CN108568131B (zh) * 2018-05-13 2023-11-28 四川久远化工技术有限公司 一种剥离液再生装置及再生工艺
CN110292786A (zh) * 2019-07-29 2019-10-01 潍坊益华化工有限公司 一种巯基乙酸异辛酯连续精馏装置与工艺
CN112321555B (zh) * 2019-08-05 2022-05-31 浙江医药股份有限公司新昌制药厂 一种去除天然生育酚中塑化剂的方法

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB867166A (en) 1958-10-24 1961-05-03 Hoffmann La Roche A process for the manufacture of alpha tocopherol and its acetate
US3459773A (en) 1966-12-27 1969-08-05 Takasago Perfumery Co Ltd Process for producing alpha-tocopherol and its esters
JPS5811869B2 (ja) 1972-11-27 1983-03-04 株式会社クラレ トコフエロ−ルの精製法
JPS5114671A (ja) 1974-07-27 1976-02-05 Shin Meiwa Ind Co Ltd Butsutaikakunosochino jidoseigyoshisutemu
JPS6019309B2 (ja) 1976-09-29 1985-05-15 日清製粉株式会社 高純度ｄｌ−α−トコフエロ−ルの製造法
JPH0772184B2 (ja) 1986-03-28 1995-08-02 エーザイ株式会社 ｄ▲ｌ▼−α−トコフエロ−ルの製造方法
DE4208477A1 (de) 1992-03-17 1993-09-23 Basf Ag Verfahren zur herstellung von vitamin e
US5582692A (en) * 1994-10-07 1996-12-10 Artisan Industries, Inc. Method for the purification of vitamin E
US5512691A (en) 1994-11-07 1996-04-30 Eastman Chemical Company Process for the production of tocopherol concentrates
DE19524928A1 (de) 1995-07-08 1997-01-09 Basf Ag Verfahren zur Rektifikation von Gemischen hochsiedender luft- und/oder temperaturempfindlicher Substanzen, die eine hohe Trennleistung erfordern, im Feinvakuum, sowie für dieses Verfahren geeignete Kolonnen
GB9519275D0 (en) 1995-09-21 1995-11-22 Univ Dundee Substances and their therapeutic use
US5660691A (en) 1995-11-13 1997-08-26 Eastman Chemical Company Process for the production of tocotrienol/tocopherol blend concentrates
DE19733503A1 (de) 1997-08-01 1999-02-04 Basf Ag Verfahren zur Herstellung von a-Tocopherylacetat durch Umsetzung von Trimethylhydrochinon und Phytol oder Isophytol unter Rückführung des Zinkhalogenid-Kondensationskatalysators
AU753015B2 (en) 1998-03-04 2002-10-03 Cyclacel Limited Cyclin dependent kinase inhibitor
US6703395B2 (en) 1998-03-04 2004-03-09 Institute Of Experimental Botany Of The Academy Of Sciences Of The Czech Republic Cyclin dependent kinase inhibitor
FR2784104B1 (fr) * 1998-09-18 2002-12-27 Rhone Poulenc Nutrition Animal Procede de preparation de la vitamine e
DE10005750C2 (de) * 2000-02-09 2002-01-17 Siemens Axiva Gmbh & Co Kg Kolonne zur Trennung von Gemischen, welche aus mindestens 3 unterschiedlichen Komponenten bestehen
CN100355751C (zh) 2000-03-29 2007-12-19 西克拉塞尔有限公司 2－取代的4－杂芳基－嘧啶、其组合物及其用途
GB2362648A (en) 2000-05-23 2001-11-28 Univerzita Palackeho V Olomouc Triterpenoid derivatives
WO2002022605A1 (en) 2000-09-15 2002-03-21 Vertex Pharmaceuticals Incorporated Pyrazole compounds useful as protein kinase inhibitors
CN1205200C (zh) 2000-11-22 2005-06-08 巴斯福股份公司 色原烷醇酯衍生物的连续酰化方法
DE60205376T2 (de) 2001-06-27 2006-04-06 Cyclacel Ltd. 2,6,9-substituierte purinderivate und ihre verwendung bei der behandlung proliferativer krankheiten
DE10135714A1 (de) * 2001-07-21 2003-02-06 Basf Ag Verbessertes Verfahren zur Aufarbeitung eines Vitamin-E-Acetat-haltigen Produktstromes
GB0219746D0 (en) 2002-08-23 2002-10-02 Inst Of Ex Botany Ascr Azapurine derivatives
WO2006018310A2 (en) 2004-08-19 2006-02-23 Dsm Ip Assets B.V. Process for the working-up of a vitamin e- and vitamin e-acetate and rectification colum suitable therefore
ATE502931T1 (de) * 2004-08-19 2011-04-15 Dsm Ip Assets Bv Verfahren zur rektifikation von vitamin e acetat

Also Published As

Publication number Publication date
US20110036702A1 (en) 2011-02-17
CN100564372C (zh) 2009-12-02
US20130284581A1 (en) 2013-10-31
KR101182978B1 (ko) 2012-09-18
JP2008509954A (ja) 2008-04-03
JP5006194B2 (ja) 2012-08-22
DE602005027081D1 (de) 2011-05-05
US7858813B2 (en) 2010-12-28
US20080194846A1 (en) 2008-08-14
US8747621B2 (en) 2014-06-10
CN101006069A (zh) 2007-07-25
EP2269998A3 (de) 2011-03-30
EP2269998A2 (de) 2011-01-05
WO2006018256A2 (en) 2006-02-23
KR20070051861A (ko) 2007-05-18
EP1778664A2 (de) 2007-05-02
ES2363092T3 (es) 2011-07-20
EP1778664B1 (de) 2011-03-23
WO2006018256A3 (en) 2006-06-29
US8420838B2 (en) 2013-04-16

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