ES2119289T3 - Procedimiento para la obtencion de acido adipico. - Google Patents

Procedimiento para la obtencion de acido adipico.

Info

Publication number
ES2119289T3
ES2119289T3 ES95117432T ES95117432T ES2119289T3 ES 2119289 T3 ES2119289 T3 ES 2119289T3 ES 95117432 T ES95117432 T ES 95117432T ES 95117432 T ES95117432 T ES 95117432T ES 2119289 T3 ES2119289 T3 ES 2119289T3
Authority
ES
Spain
Prior art keywords
acid
procedure
adipinic
nitric acid
adipic acid
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
ES95117432T
Other languages
English (en)
Inventor
Herbert Dr Salzburg
Georg Dr Steinhoff
Andreas Dr Gosch
Gerd Hufen
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.)
Bayer AG
Original Assignee
Bayer AG
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 Bayer AG filed Critical Bayer AG
Application granted granted Critical
Publication of ES2119289T3 publication Critical patent/ES2119289T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C55/00—Saturated compounds having more than one carboxyl group bound to acyclic carbon atoms
    • C07C55/02—Dicarboxylic acids
    • C07C55/14—Adipic acid
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation

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)

Abstract

LA INVENCION SE REFIERE A UN PROCEDIMIENTO PARA LA OBTENCION DE ACIDO ADIPINICO A PARTIR DE LEJIA MADRE DE ACIDO NITRICO, ACUOSO, QUE PRECIPITA EN LA ELABORACION DEL ACIDO ADIPINICO TECNICO MEDIANTE (I) AMORTIGUACION DEL ACIDO NITRICO HASTA UN CONTENIDO RESIDUAL CONO MAXIMO DE 2,5 % EN PESO DE HNO{SUB,3}, (II) MEZCLA DEL CONCENTRADO OBTENIDO SEGUN (I) CON AGUA O ACIDO NITRICO ACUOSO, (III) ACTUACION DEL AGUA ADICIONADO SEGUN (II) O DEL ACIDO NITRICO ADICIONADO SEGUN (II) DURANTE UN ESPACIO DE TIEMPO DE AL MENOS 10 MIN. DESDE 20 HASTA 80 RACION DEL ACIDO ADIPINICO PRESENTE DE FORMA CRISTALINA O CRISTALIZADA DESPUES DE ENFRIAMIENTO DE LA MEZCLA OBTENIDA SEGUN LA ETAPA (III).
ES95117432T 1994-11-18 1995-11-06 Procedimiento para la obtencion de acido adipico. Expired - Lifetime ES2119289T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4441175A DE4441175A1 (de) 1994-11-18 1994-11-18 Verfahren zur Gewinnung von Adipinsäure

Publications (1)

Publication Number Publication Date
ES2119289T3 true ES2119289T3 (es) 1998-10-01

Family

ID=6533626

Family Applications (1)

Application Number Title Priority Date Filing Date
ES95117432T Expired - Lifetime ES2119289T3 (es) 1994-11-18 1995-11-06 Procedimiento para la obtencion de acido adipico.

Country Status (9)

Country Link
US (1) US5587511A (es)
EP (1) EP0712830B1 (es)
JP (1) JPH08225485A (es)
KR (1) KR100392740B1 (es)
CN (1) CN1060157C (es)
CA (1) CA2162833A1 (es)
DE (2) DE4441175A1 (es)
ES (1) ES2119289T3 (es)
TW (1) TW321636B (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2749299B1 (fr) * 1996-06-04 1998-07-17 Rhone Poulenc Fibres Procede de purification de l'acide adipique dans l'eau
US6235932B1 (en) 1999-06-18 2001-05-22 Chemintel (India) Private Ltd. Process for preparation of adipic acid
KR100546986B1 (ko) * 1999-11-05 2006-01-26 아사히 가세이 가부시키가이샤 디올 혼합물의 제조 방법
US6946572B2 (en) * 2003-10-16 2005-09-20 Invista North America S.A.R.L. Crystallization of adipic acid from its solution in aqueous nitric acid
CN100410229C (zh) * 2006-08-18 2008-08-13 李强国 一种处理己二酸生产废液的方法
CN102372622A (zh) * 2010-08-17 2012-03-14 山东洪业化工集团股份有限公司 二元酸混合液中提取己二酸新技术
JP2021506914A (ja) * 2017-12-22 2021-02-22 ビーエイエスエフ・ソシエタス・エウロパエアＢａｓｆ Ｓｅ アジピン酸から硝酸塩化合物を除去する方法
CN109761793B (zh) * 2019-03-08 2022-03-22 河北工业大学 一种溶液-熔融结晶耦合分离提纯混合二元酸的方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3338959A (en) * 1962-08-22 1967-08-29 Du Pont Process for separation and recovery of glutaric, succinic, and adipic acids
CA955876A (en) 1970-10-15 1974-10-08 Edward G. Adamek Separation of dicarboxylic acids
US4014903A (en) 1975-08-11 1977-03-29 Allied Chemical Corporation Recovery of dicarboxylic acids from aqueous solution containing nitric acid
US4146730A (en) 1975-12-25 1979-03-27 Asahi Kasei Kogyo Kabushiki Kaisha Method for obtaining glutaric acid, succinic acid, and adipic acid from an acid mixture comprising them
US4254283A (en) 1979-06-07 1981-03-03 Monsanto Company Process for preparing adipic acid with recovery of glutaric and succinic acids
DE3002256A1 (de) 1980-01-23 1981-07-30 Basf Ag, 6700 Ludwigshafen Verfahren zur abtrennung von adipinsaeure
US4442303A (en) 1980-12-09 1984-04-10 El Paso Products Company Recovery of water miscible organic acids from aqueous solution as alkyl esters
DE4106937A1 (de) * 1991-03-05 1992-09-10 Bayer Ag Verfahren zur rueckgewinnung von adipinsaeure

Also Published As

Publication number Publication date
US5587511A (en) 1996-12-24
CN1060157C (zh) 2001-01-03
KR960017612A (ko) 1996-06-17
DE59503152D1 (de) 1998-09-17
JPH08225485A (ja) 1996-09-03
TW321636B (es) 1997-12-01
EP0712830A1 (de) 1996-05-22
DE4441175A1 (de) 1996-05-23
CN1131658A (zh) 1996-09-25
CA2162833A1 (en) 1996-05-19
EP0712830B1 (de) 1998-08-12
KR100392740B1 (ko) 2003-11-20

Similar Documents

Publication Publication Date Title
ES2119289T3 (es) Procedimiento para la obtencion de acido adipico.
EA200500877A1 (ru) Получение блоков галогенидов редкоземельных металлов
FR2301479B1 (es)
PT79793A (de) Verfahren zur herstellung von kristallinen alkalischichtssilikaten
ES2136749T3 (es) Procedimiento de preparacion de un catalizador de silice-oxido de titanio.
MX168102B (es) Metodo continuo para preparar acido fosforico y sulfato de calcio
JPS5370097A (en) Purifying method for crude sodium silicofluoride
BR0111484B1 (pt) processo para produção de fosfato dicálcico.
IE38824L (en) Phosphoric acid purifier
IT1162942B (it) Procedimento per la conversione di solfato di calcio in solfato di potassio mediante scambio ionico particolarmente per il trattamento di gesso ottenuto come sottoprodotto nella produzione di acido fosforico
US2730542A (en) Process for preparing ethanol-2-aminophosphoric acid
PT94244A (pt) Processo para a preparacao de compostos de acido propano-fosfinico p-substituido
JPS5319999A (en) Production of phosphate and ammonium chloride
BR9106767A (pt) Processo para a preparacao de acidos aminometanofosfonico e acidos aminometil-fosfinicos
PE20000483A1 (es) Composicion novedosa de acido leudante
JPS5795826A (en) Manufacture of high purity lithium salt of mineral acid
AR241134A2 (es) Un procedimiento para preparar w-lactamas
IL78325A0 (en) Process for the manufacture of pure phosphate salts
ES2090731T3 (es) Preparacion de derivados insaturados del acido carbamico.
CH431501A (de) Verfahren zur Herstellung von Bishydroxyalkylsulfonen und B-hydroxyalkylsulfonsauren Salzen
RU2021122948A (ru) Диастереоизомерно обогащенный комплекс гадолиния и хелатирующего лиганда на основе pcta, способ его получения и очистки
AR044965A1 (es) Proceso para la produccion de metacrilato de bis (trimetilsilil-oxi) sililalquilglicerol
BR8402253A (pt) Processo para a preparacao de esteres de acido ariloxifenoxi propanoico
JPS5315292A (en) Production of high-strength needle crystals of gypsum
ES2183405T3 (es) Procedimiento para la obtencion del acido 3-hidroxi-2-metilbenzoico.

Legal Events

Date Code Title Description
FG2A Definitive protection

Ref document number: 712830

Country of ref document: ES