SG82032A1 - Process for purifying a process stream - Google Patents

Process for purifying a process stream

Info

Publication number
SG82032A1
SG82032A1 SG9905530A SG1999005530A SG82032A1 SG 82032 A1 SG82032 A1 SG 82032A1 SG 9905530 A SG9905530 A SG 9905530A SG 1999005530 A SG1999005530 A SG 1999005530A SG 82032 A1 SG82032 A1 SG 82032A1
Authority
SG
Singapore
Prior art keywords
purifying
stream
process stream
Prior art date
Application number
SG9905530A
Other languages
English (en)
Inventor
Crispin Bristow Timothy
Peter Carr Michael
William Clarke Robert
James Kitchen Simon
Original Assignee
Bp Chem Int Ltd
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 Bp Chem Int Ltd filed Critical Bp Chem Int Ltd
Publication of SG82032A1 publication Critical patent/SG82032A1/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
    • C07C51/44—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/48—Separation; Purification; Stabilisation; Use of additives
    • C07C67/52—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
    • C07C67/54—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
SG9905530A 1998-10-08 1999-09-30 Process for purifying a process stream SG82032A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9821970.2A GB9821970D0 (en) 1998-10-08 1998-10-08 Process for purifying a process system

Publications (1)

Publication Number Publication Date
SG82032A1 true SG82032A1 (en) 2001-07-24

Family

ID=10840227

Family Applications (1)

Application Number Title Priority Date Filing Date
SG9905530A SG82032A1 (en) 1998-10-08 1999-09-30 Process for purifying a process stream

Country Status (11)

Country Link
EP (1) EP0992483A1 (ja)
JP (1) JP2000119219A (ja)
KR (1) KR20000028897A (ja)
CN (1) CN1259511A (ja)
BR (1) BR9904451A (ja)
GB (1) GB9821970D0 (ja)
ID (1) ID23349A (ja)
NO (1) NO994880L (ja)
SG (1) SG82032A1 (ja)
TR (1) TR199902488A2 (ja)
YU (1) YU50499A (ja)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4601880B2 (ja) * 2000-10-18 2010-12-22 株式会社クラレ エチレン−酢酸ビニル共重合体の製造方法と、この方法により得た共重合体のけん化物およびこれを含む成形物
TW200539941A (en) 2003-12-19 2005-12-16 Celanese Int Corp Methods of making alkenyl alkanoates
US7700801B2 (en) * 2004-11-15 2010-04-20 Celanese International Corporation Co-production of vinyl acetate and ethyl acetate
US8227369B2 (en) 2005-05-25 2012-07-24 Celanese International Corp. Layered composition and processes for preparing and using the composition
CN101148407B (zh) * 2007-10-16 2010-04-14 南京师范大学 连续侧线出料法提取酮康唑生产中乙酸乙酯的方法
CN102180790B (zh) * 2011-03-11 2013-03-20 济南圣泉集团股份有限公司 乙酸乙酯和丁酮混合溶剂的除水方法
KR101724072B1 (ko) * 2014-04-04 2017-04-06 한화케미칼 주식회사 분리벽형 증류탑을 이용한 비닐 아세트산의 정제 방법
US11254636B2 (en) * 2019-08-05 2022-02-22 Lyondellbasell Acetyls, Llc Ethyl acetate removal during VAM production

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1271104A (en) * 1968-05-10 1972-04-19 Bayer Ag Process for working-up crude liquid vinyl acetate
US3692636A (en) * 1969-11-28 1972-09-19 Celanese Corp Separation of a mixture comprising vinyl acetate,ethyl acetate,and acetic acid by distillation
EP0072484B1 (de) * 1981-08-13 1986-10-15 Bayer Ag Verfahren zur Aufarbeitung von rohem, flüssigem Vinylacetat
US4818347A (en) * 1984-06-18 1989-04-04 Hoechst Aktiengesellschaft Process for the isolation of vinyl acetate

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1271104A (en) * 1968-05-10 1972-04-19 Bayer Ag Process for working-up crude liquid vinyl acetate
US3692636A (en) * 1969-11-28 1972-09-19 Celanese Corp Separation of a mixture comprising vinyl acetate,ethyl acetate,and acetic acid by distillation
EP0072484B1 (de) * 1981-08-13 1986-10-15 Bayer Ag Verfahren zur Aufarbeitung von rohem, flüssigem Vinylacetat
US4818347A (en) * 1984-06-18 1989-04-04 Hoechst Aktiengesellschaft Process for the isolation of vinyl acetate

Also Published As

Publication number Publication date
NO994880L (no) 2000-04-10
NO994880D0 (no) 1999-10-07
JP2000119219A (ja) 2000-04-25
TR199902488A3 (tr) 2000-05-22
CN1259511A (zh) 2000-07-12
GB9821970D0 (en) 1998-12-02
BR9904451A (pt) 2000-09-05
EP0992483A1 (en) 2000-04-12
TR199902488A2 (xx) 2000-05-22
ID23349A (id) 2000-04-13
YU50499A (sh) 2001-05-28
KR20000028897A (ko) 2000-05-25

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