DE69708277T2 - Azeotroper destillationsprozess - Google Patents

Azeotroper destillationsprozess

Info

Publication number
DE69708277T2
DE69708277T2 DE69708277T DE69708277T DE69708277T2 DE 69708277 T2 DE69708277 T2 DE 69708277T2 DE 69708277 T DE69708277 T DE 69708277T DE 69708277 T DE69708277 T DE 69708277T DE 69708277 T2 DE69708277 T2 DE 69708277T2
Authority
DE
Germany
Prior art keywords
azeotroper
distillation process
distillation
azeotroper distillation
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
DE69708277T
Other languages
English (en)
Other versions
DE69708277D1 (de
Inventor
David Parten
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.)
La Seda de Barcelona SA
Original Assignee
EI Du Pont de Nemours and 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
Application filed by EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Application granted granted Critical
Publication of DE69708277D1 publication Critical patent/DE69708277D1/de
Publication of DE69708277T2 publication Critical patent/DE69708277T2/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
    • C07C53/00—Saturated compounds having only one carboxyl group bound to an acyclic carbon atom or hydrogen
    • C07C53/08—Acetic acid
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
    • C07C51/255—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting
    • C07C51/265—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting having alkyl side chains which are oxidised to carboxyl groups
    • 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
    • C07C51/46—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation by azeotropic distillation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C63/00—Compounds having carboxyl groups bound to a carbon atoms of six-membered aromatic rings
    • C07C63/14—Monocyclic dicarboxylic acids
    • C07C63/15—Monocyclic dicarboxylic acids all carboxyl groups bound to carbon atoms of the six-membered aromatic ring
    • C07C63/26—1,4 - Benzenedicarboxylic acid

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
DE69708277T 1996-02-09 1997-01-28 Azeotroper destillationsprozess Expired - Lifetime DE69708277T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9602680.2A GB9602680D0 (en) 1996-02-09 1996-02-09 Distillation process
PCT/GB1997/000235 WO1997029068A1 (en) 1996-02-09 1997-01-28 Azeotropic distillation process

Publications (2)

Publication Number Publication Date
DE69708277D1 DE69708277D1 (de) 2001-12-20
DE69708277T2 true DE69708277T2 (de) 2002-07-18

Family

ID=10788436

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69708277T Expired - Lifetime DE69708277T2 (de) 1996-02-09 1997-01-28 Azeotroper destillationsprozess

Country Status (16)

Country Link
EP (1) EP0891318B1 (de)
JP (1) JP3893153B2 (de)
KR (1) KR100464890B1 (de)
CN (1) CN1094482C (de)
AR (1) AR005754A1 (de)
AU (1) AU1453797A (de)
BR (1) BR9707405A (de)
CA (1) CA2247291C (de)
DE (1) DE69708277T2 (de)
GB (1) GB9602680D0 (de)
ID (1) ID15897A (de)
MY (1) MY125696A (de)
TR (1) TR199801540T2 (de)
TW (1) TW442462B (de)
WO (1) WO1997029068A1 (de)
ZA (1) ZA97993B (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2284019C (en) * 1997-04-09 2008-03-18 E.I. Du Pont De Nemours And Company Water separation process
US6982026B2 (en) * 2001-03-15 2006-01-03 Tate & Lyle Ingredients Americas, Inc. Azeotropic distillation process for producing organic acids or organic acid amides
US7048835B2 (en) * 2002-02-12 2006-05-23 Amt International, Inc. System and method for acetic acid recovery during terephthalic acid production
AU2003292741A1 (en) * 2003-01-08 2004-08-10 Mitsubishi Chemical Corporation Process for producing aromatic carboxylic acid
CN1867537B (zh) * 2003-08-12 2013-06-05 Amt国际股份有限公司 用于对苯二甲酸生产过程的乙酸回收的系统和方法
ES2302470B1 (es) * 2003-08-12 2009-06-09 Amt International, Inc. Sistema y metodo para recuperacion de acido acetico durante la produccion de acido tereftalico.
CN1300088C (zh) * 2005-03-25 2007-02-14 扬子石油化工股份有限公司 一种回收芳香族羧酸生产过程中原料、溶剂和副产物的方法
WO2006109999A1 (en) * 2005-04-14 2006-10-19 Amtpacific Co., Ltd. Recovering method of acetic acid from effluent of terephthalic acid production process
KR100733400B1 (ko) * 2005-08-01 2007-06-29 아신기술 주식회사 아세트산, 메틸아세테이트 및 물을 분리하기 위한공비증류공정
CN101445442B (zh) * 2005-08-30 2013-09-04 株式会社日立工业设备技术 芳香族羧酸制造中含有未反应烷基苯的含水醋酸的共沸蒸馏方法
SA07280020B1 (ar) 2006-02-02 2011-04-24 شوا دينكو كيه. كيه. طريقة تقطير ازيوتروبية
US8664453B2 (en) * 2007-04-12 2014-03-04 Dow Global Technologies Inc. Multi-stage process and apparatus for recovering dichlorohydrins
CN102436177B (zh) * 2011-10-24 2013-05-15 长春工业大学 一种多效蒸馏水机的自动控制装置
CN105555378B (zh) 2013-07-18 2018-06-12 Lg化学株式会社 蒸馏装置
WO2015009116A1 (ko) * 2013-07-18 2015-01-22 주식회사 엘지화학 증류 장치

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53116314A (en) * 1977-03-19 1978-10-11 Mitsui Petrochem Ind Ltd Separation of acetic acid and water
IT1075317B (it) * 1977-04-13 1985-04-22 Montedison Spa Metodo per l'anidrificazione del solvente e per il ricupero del sottoprodotto acetato di metile in un processo di sintesi dell'acido tereftalico
JPS61109750A (ja) * 1984-11-02 1986-05-28 Shinetsu Sakusan Vinyl Kk カルボン酸水溶液の脱水蒸留方法
US5980696A (en) * 1994-08-23 1999-11-09 E. I. Du Pont De Nemours And Company Dehydration of acetic acid by azeotropic distillation in the production of an aromatic acid

Also Published As

Publication number Publication date
AU1453797A (en) 1997-08-28
BR9707405A (pt) 1999-04-06
EP0891318A1 (de) 1999-01-20
AR005754A1 (es) 1999-07-14
CN1219162A (zh) 1999-06-09
CA2247291A1 (en) 1997-08-14
CN1094482C (zh) 2002-11-20
JP2001508024A (ja) 2001-06-19
ZA97993B (en) 1997-08-11
TW442462B (en) 2001-06-23
DE69708277D1 (de) 2001-12-20
CA2247291C (en) 2007-08-07
WO1997029068A1 (en) 1997-08-14
MY125696A (en) 2006-08-30
GB9602680D0 (en) 1996-04-10
KR19990082419A (ko) 1999-11-25
JP3893153B2 (ja) 2007-03-14
KR100464890B1 (ko) 2005-02-28
ID15897A (id) 1997-08-14
EP0891318B1 (de) 2001-11-14
TR199801540T2 (xx) 1998-11-23

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: ADVANSA BV, HOOFDDORP, NL

8328 Change in the person/name/address of the agent

Representative=s name: PATENTANWAELTE ZELLENTIN & PARTNER GBR, 80331 MUENCHEN

8327 Change in the person/name/address of the patent owner

Owner name: LA SEDA DE BARCELONA S.A., BARCELONA, ES