NL7215472A - - Google Patents

Info

Publication number
NL7215472A
NL7215472A NL7215472A NL7215472A NL7215472A NL 7215472 A NL7215472 A NL 7215472A NL 7215472 A NL7215472 A NL 7215472A NL 7215472 A NL7215472 A NL 7215472A NL 7215472 A NL7215472 A NL 7215472A
Authority
NL
Netherlands
Application number
NL7215472A
Other versions
NL174545C (nl
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 filed Critical
Publication of NL7215472A publication Critical patent/NL7215472A/xx
Application granted granted Critical
Publication of NL174545C publication Critical patent/NL174545C/xx

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
    • 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

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)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
NLAANVRAGE7215472,A 1971-11-19 1972-11-15 Werkwijze voor het verwijderen van jodium uit azijnzuur. NL174545C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US20055371A 1971-11-19 1971-11-19

Publications (2)

Publication Number Publication Date
NL7215472A true NL7215472A (ja) 1973-05-22
NL174545C NL174545C (nl) 1984-07-02

Family

ID=22742196

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7215472,A NL174545C (nl) 1971-11-19 1972-11-15 Werkwijze voor het verwijderen van jodium uit azijnzuur.

Country Status (9)

Country Link
US (1) US3772156A (ja)
JP (1) JPS5755695B2 (ja)
BE (1) BE791577A (ja)
CA (1) CA979842A (ja)
DE (1) DE2256510C2 (ja)
FR (1) FR2160615B1 (ja)
GB (1) GB1360328A (ja)
NL (1) NL174545C (ja)
SU (1) SU598556A3 (ja)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4029553A (en) * 1975-07-28 1977-06-14 Monsanto Company Purification of acetic acid streams by distillation
US4039395A (en) * 1975-08-11 1977-08-02 Monsanto Company Purification of acetic acid
US4039428A (en) * 1976-01-02 1977-08-02 Monsanto Company Purification of propionic acid
US4153806A (en) * 1977-10-11 1979-05-08 Halcon Research And Development Corp. Recovery of vicinal glycol esters by plural stage distillation
US4246195A (en) * 1978-10-06 1981-01-20 Halcon Research And Development Corporation Purification of carbonylation products
US4241219A (en) * 1979-07-30 1980-12-23 Halcon Research And Development Corp. Treatment of carbonylation effluent
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
US4599472A (en) * 1985-06-27 1986-07-08 Phillips Petroleum Company Purification of iodine-containing mixtures and compositions useful therefor
US4683033A (en) * 1985-06-27 1987-07-28 Phillips Petroleum Company Purification of iodine-containing mixtures and compositions useful therefor
GB8822661D0 (en) * 1988-09-27 1988-11-02 Bp Chem Int Ltd Removal of iodine/iodide impurities
US5237097A (en) * 1990-02-09 1993-08-17 Quantum Chemical Corporation Catalytic carbonylation process
GB9100216D0 (en) * 1991-01-05 1991-02-20 Bp Chem Int Ltd Process
GB9120902D0 (en) * 1991-10-02 1991-11-13 Bp Chem Int Ltd Purification process
DE4140082A1 (de) * 1991-12-05 1993-06-09 Hoechst Ag, 6230 Frankfurt, De Verfahren zur reinigung von abfallessigsaeure
DE4327011A1 (de) * 1993-08-12 1995-02-16 Hoechst Ag Verfahren zur Entfernung von Aldehyden und Acetalen aus technisch hergestellter Essigsäure
TW330200B (en) * 1995-09-29 1998-04-21 Showa Denko Kk Process for purifying acetic acid
GB9626324D0 (en) * 1996-12-19 1997-02-05 Bp Chem Int Ltd Process
US6552221B1 (en) 1998-12-18 2003-04-22 Millenium Petrochemicals, Inc. Process control for acetic acid manufacture
EP1114814A3 (en) * 1999-12-29 2003-01-22 Haldor Topsoe A/S Method for the reduction of iodine compounds from a process stream
JP4732743B2 (ja) * 2004-12-06 2011-07-27 ダイセル化学工業株式会社 蒸留方法
MY162807A (en) 2010-12-24 2017-07-14 Daicel Corp Acetic acid production method
CN104045548B (zh) * 2013-03-14 2016-08-10 中国石油化工股份有限公司 一种脱除醋酸中微量碘离子的方法
WO2016054608A1 (en) 2014-10-02 2016-04-07 Celanese International Corporation Process for producing acetic acid
US9561994B2 (en) 2015-01-30 2017-02-07 Celanese International Corporation Processes for producing acetic acid
MY181742A (en) 2015-01-30 2021-01-06 Celanese Int Corp Processes for producing acetic acid
US9487464B2 (en) 2015-01-30 2016-11-08 Celanese International Corporation Processes for producing acetic acid
WO2016122727A1 (en) 2015-01-30 2016-08-04 Celanese International Corporation Processes for producing acetic acid
US10413840B2 (en) 2015-02-04 2019-09-17 Celanese International Coporation Process to control HI concentration in residuum stream
US9512056B2 (en) 2015-02-04 2016-12-06 Celanese International Corporation Process to control HI concentration in residuum stream
US9505696B2 (en) 2015-02-04 2016-11-29 Celanese International Corporation Process to control HI concentration in residuum stream
US9957216B2 (en) 2015-11-13 2018-05-01 Celanese International Corporation Processes for producing acetic acid
US10428004B2 (en) 2017-01-18 2019-10-01 Daicel Corporation Method for producing acetic acid
JP6693959B2 (ja) * 2017-01-18 2020-05-13 株式会社ダイセル 酢酸の製造方法
US20230375478A1 (en) 2022-05-19 2023-11-23 Lyondellbasell Acetyls, Llc Methods for improved control of glacial acetic acid processes

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2384374A (en) * 1945-09-04 Recovery of acetic acid in purified
US2900413A (en) * 1956-03-12 1959-08-18 Celanese Corp Purification of lower aliphatic acids
US3084109A (en) * 1958-04-03 1963-04-02 Ici Ltd Recovery of monocarboxylic acids
US3196176A (en) * 1962-03-07 1965-07-20 Celanese Corp Purification of acetic acid
US3490997A (en) * 1965-01-07 1970-01-20 Standard Oil Co Dehydration of wet lower aliphatic monocarboxylic acid by distillation with alkali metal ions present
US3709795A (en) * 1970-02-02 1973-01-09 Monsanto Co Purification of carboxylic acids by chemical treatment and distillation
GB1294432A (en) * 1970-04-23 1972-10-25 Monsanto Co Purification of carboxylic acid streams

Also Published As

Publication number Publication date
GB1360328A (en) 1974-07-17
BE791577A (fr) 1973-05-17
AU4900272A (en) 1974-05-23
JPS4861414A (ja) 1973-08-28
JPS5755695B2 (ja) 1982-11-25
FR2160615A1 (ja) 1973-06-29
US3772156A (en) 1973-11-13
DE2256510A1 (de) 1973-05-30
CA979842A (en) 1975-12-16
NL174545C (nl) 1984-07-02
FR2160615B1 (ja) 1976-01-30
SU598556A3 (ru) 1978-03-15
DE2256510C2 (de) 1982-05-06

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Legal Events

Date Code Title Description
BC A request for examination has been filed
V4 Discontinued because of reaching the maximum lifetime of a patent