DE69507030T2 - Verfahren zur abtrennung von jod aus acetylverbindungen - Google Patents

Verfahren zur abtrennung von jod aus acetylverbindungen

Info

Publication number
DE69507030T2
DE69507030T2 DE69507030T DE69507030T DE69507030T2 DE 69507030 T2 DE69507030 T2 DE 69507030T2 DE 69507030 T DE69507030 T DE 69507030T DE 69507030 T DE69507030 T DE 69507030T DE 69507030 T2 DE69507030 T2 DE 69507030T2
Authority
DE
Germany
Prior art keywords
acetyl compounds
separating iodine
iodine
separating
acetyl
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE69507030T
Other languages
English (en)
Other versions
DE69507030D1 (de
Inventor
Carl Fillers
Jerry Barron
Eric Middlemas
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Eastman Chemical Co
Original Assignee
Eastman Chemical Co
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=22951025&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69507030(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Eastman Chemical Co filed Critical Eastman Chemical Co
Publication of DE69507030D1 publication Critical patent/DE69507030D1/de
Application granted granted Critical
Publication of DE69507030T2 publication Critical patent/DE69507030T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/54—Preparation of carboxylic acid anhydrides
    • C07C51/573—Separation; Purification; Stabilisation; Use of additives
    • 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
    • Y10S203/06—Reactor-distillation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
DE69507030T 1994-05-31 1995-05-03 Verfahren zur abtrennung von jod aus acetylverbindungen Expired - Lifetime DE69507030T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/251,228 US5502249A (en) 1994-05-31 1994-05-31 Process for the removal of iodine from acetyl compounds
PCT/US1995/005525 WO1995032938A1 (en) 1994-05-31 1995-05-03 Process for the removal of iodine from acetyl compounds

Publications (2)

Publication Number Publication Date
DE69507030D1 DE69507030D1 (de) 1999-02-11
DE69507030T2 true DE69507030T2 (de) 1999-09-09

Family

ID=22951025

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69507030T Expired - Lifetime DE69507030T2 (de) 1994-05-31 1995-05-03 Verfahren zur abtrennung von jod aus acetylverbindungen

Country Status (7)

Country Link
US (1) US5502249A (de)
EP (1) EP0763007B1 (de)
JP (1) JP3708545B2 (de)
CN (1) CN1083418C (de)
DE (1) DE69507030T2 (de)
TW (1) TW249801B (de)
WO (1) WO1995032938A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3377555B2 (ja) * 1993-05-31 2003-02-17 ダイセル化学工業株式会社 カルボニル化反応生成物に含有されるヨウ素化合物の除去方法
IN192600B (de) * 1996-10-18 2004-05-08 Hoechst Celanese Corp
JP4161470B2 (ja) * 1999-05-25 2008-10-08 宇部興産株式会社 高純度二価フェノール及びその製造法
CN101471328B (zh) * 2007-12-25 2010-06-09 力成科技股份有限公司 基板面板
US9102604B1 (en) 2010-02-15 2015-08-11 Baxter International Inc. Methods for cleaning distilling columns
EP2637998B1 (de) * 2010-11-12 2018-08-22 Eastman Chemical Company Verfahren zum raffinieren von rohen acetylmischung
FR3016439B1 (fr) * 2014-01-12 2017-08-25 Sc2N Sa Dispositif de mesure de pression d'un fluide
CN110508248B (zh) * 2019-08-30 2022-07-15 四川神州奥特农业科技有限公司 一种碘吸附材料及其制备方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB486887A (en) * 1935-12-13 1938-06-13 Du Pont Improvements in or relating to the separation of the constituents of organic-inorganic addition compounds
US4029553A (en) * 1975-07-28 1977-06-14 Monsanto Company Purification of acetic acid streams by distillation
US4036940A (en) * 1975-12-29 1977-07-19 Monsanto Company Recovery of iodine
DE3329781A1 (de) * 1983-08-18 1985-02-28 Hoechst Ag, 6230 Frankfurt Verfahren zur abtrennung von jod und dessen verbindungen aus den bei der carbonylierung von dimethylether, methylacetat oder methanol erhaltenen carbonylierungsprodukten
US4813988A (en) * 1987-12-14 1989-03-21 Air Products And Chemicals, Inc. Suitable distillation column packing for the cryogenic separation of air
US5300685A (en) * 1991-11-25 1994-04-05 Hoechst Celanese Corporation Removal of halide impurities from organic liquids
DE4140082A1 (de) * 1991-12-05 1993-06-09 Hoechst Ag, 6230 Frankfurt, De Verfahren zur reinigung von abfallessigsaeure

Also Published As

Publication number Publication date
TW249801B (en) 1995-06-21
CN1152906A (zh) 1997-06-25
EP0763007A1 (de) 1997-03-19
EP0763007B1 (de) 1998-12-30
DE69507030D1 (de) 1999-02-11
JPH10500400A (ja) 1998-01-13
CN1083418C (zh) 2002-04-24
JP3708545B2 (ja) 2005-10-19
US5502249A (en) 1996-03-26
WO1995032938A1 (en) 1995-12-07

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Legal Events

Date Code Title Description
8363 Opposition against the patent