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BR9807326A - Processo para preparar cristais de ácido dicarboxìlico a partir de uma solução contendo pelo menos um ácido dicarboxìlixo orgânico, cristais de ácido dicarboxìlico, e, uso de pelo menos um polieletrólito aniÈnico. - Google Patents

Processo para preparar cristais de ácido dicarboxìlico a partir de uma solução contendo pelo menos um ácido dicarboxìlixo orgânico, cristais de ácido dicarboxìlico, e, uso de pelo menos um polieletrólito aniÈnico.

Info

Publication number
BR9807326A
BR9807326A BR9807326-5A BR9807326A BR9807326A BR 9807326 A BR9807326 A BR 9807326A BR 9807326 A BR9807326 A BR 9807326A BR 9807326 A BR9807326 A BR 9807326A
Authority
BR
Brazil
Prior art keywords
dicarboxylic acid
crystals
solution containing
organic
anionic polyelectrolyte
Prior art date
Application number
BR9807326-5A
Other languages
English (en)
Inventor
Matthias Rauls
Dieter Baumann
Hermann Wistuba
Bernhard Otto
Original Assignee
Basf 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 Basf Ag filed Critical Basf Ag
Publication of BR9807326A publication Critical patent/BR9807326A/pt

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
    • C07C51/50—Use of additives, e.g. for stabilisation
    • 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)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polyesters Or Polycarbonates (AREA)

Abstract

"PROCESSO PARA PREPARAR CRISTAIS DE áCIDO DICARBOXìLICO A PARTIR DE UMA SOLUçãO CONTENDO PELO MENOS UM áCIDO DICARBOXìLICO ORGâNICO, CRISTAIS DE áCIDIO DICARBOXìLICO, E, USO DE PELO MENOS UM POLIELETRóLITO ANIÈNICO". A invenção refere-se a um método para produzir cristalizados de ácido dicarboxílico a partir de uma solução contendo pelo menos um ácido dicarboxílico orgânico, em que pelo menos um polieletrólito aniónico com uma massa molar de pelo menos 2.000 é adicionado à solução antes ou durante a cristalização.
BR9807326-5A 1997-02-12 1998-02-09 Processo para preparar cristais de ácido dicarboxìlico a partir de uma solução contendo pelo menos um ácido dicarboxìlixo orgânico, cristais de ácido dicarboxìlico, e, uso de pelo menos um polieletrólito aniÈnico. BR9807326A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19705329A DE19705329A1 (de) 1997-02-12 1997-02-12 Dicarbonsäurekristallisate
PCT/EP1998/000703 WO1998035929A1 (de) 1997-02-12 1998-02-09 Dicarbonsäurekristallisate

Publications (1)

Publication Number Publication Date
BR9807326A true BR9807326A (pt) 2000-04-18

Family

ID=7820011

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9807326-5A BR9807326A (pt) 1997-02-12 1998-02-09 Processo para preparar cristais de ácido dicarboxìlico a partir de uma solução contendo pelo menos um ácido dicarboxìlixo orgânico, cristais de ácido dicarboxìlico, e, uso de pelo menos um polieletrólito aniÈnico.

Country Status (13)

Country Link
US (1) US6534680B1 (pt)
EP (1) EP0968167B1 (pt)
JP (1) JP3984297B2 (pt)
KR (1) KR100509312B1 (pt)
CN (1) CN1093115C (pt)
AU (1) AU6296198A (pt)
BR (1) BR9807326A (pt)
CA (1) CA2280592A1 (pt)
DE (2) DE19705329A1 (pt)
PL (1) PL189983B1 (pt)
RU (1) RU2195442C2 (pt)
UA (1) UA54494C2 (pt)
WO (1) WO1998035929A1 (pt)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW460452B (en) * 1998-09-14 2001-10-21 Rhodia Fiber & Amp Resin Inter Process for the crystallization of carboxylic acid and process for manufacturing crystalline carboxylic acid
FR2795720B1 (fr) * 1999-06-29 2003-05-02 Rhone Poulenc Fibres Procede de cristallisation d'acide carboxylique et procede de fabrication d'acide carboxylique cristallise
FR2795721B1 (fr) * 1999-06-29 2003-04-18 Rhone Poulenc Fibres Procede de fabrication d'acide adipique
WO2001007389A1 (en) * 1999-07-23 2001-02-01 Chemintel (India) Private Limited Process for crystallization of dicarboxylic acids
DE10043610A1 (de) * 2000-09-05 2002-03-14 Bayer Ag Wirkstoffkombinationen mit insektiziden und akariziden Eigenschaften
JP2006321996A (ja) * 2005-04-22 2006-11-30 Mitsubishi Chemicals Corp ポリエステルの製造方法
US20120021473A1 (en) * 2010-04-01 2012-01-26 Bioamber S.A.S. Processes for producing carboxylic acids from fermentation broths containing their ammonium salts
WO2014140276A1 (de) 2013-03-15 2014-09-18 Basf Se Verfahren zur herstellung von rieselfähigen dicarbonsäure-kristallisaten
WO2016016375A1 (de) * 2014-07-30 2016-02-04 Basf Se Verfahren zur herstellung von rieselfähigen und lagerstabilen dicarbonsäure-kristallen
FR3028864B1 (fr) * 2014-11-26 2018-05-18 Roquette Freres Procede de recuperation de cristaux d'acide succinique avec mise en œuvre de tensioactifs au cours de la cristallisation, cristaux obtenus et leurs utilisations
BR112018014278B1 (pt) 2016-01-13 2022-07-12 Stora Enso Oyj Processos para a preparação de ácido 2,5-furandicarboxílico e intermediários e derivados dos mesmos
WO2018047443A1 (ja) 2016-09-09 2018-03-15 花王株式会社 ジカルボン酸結晶及びその製造方法
JP6944746B2 (ja) * 2016-09-09 2021-10-06 花王株式会社 ジカルボン酸結晶及びその製造方法
JP7053220B2 (ja) * 2017-06-15 2022-04-12 花王株式会社 ジカルボン酸結晶の製造方法
WO2018230011A1 (ja) * 2017-06-15 2018-12-20 花王株式会社 ジカルボン酸結晶の製造方法
BR112020000611B1 (pt) 2017-07-12 2024-03-05 Stora Enso Oyj Produtos purificados de via de ácido 2,5-furanoodicarboxílico
WO2019014393A1 (en) 2017-07-12 2019-01-17 Stora Enso Oyj NOVEL PROCESSES FOR PREPARING 2,5-FURANDICARBOXYLIC ACID
JP7081946B2 (ja) * 2018-03-13 2022-06-07 花王株式会社 フマル酸結晶の製造方法
CN113979860B (zh) * 2021-11-11 2022-11-29 天津大学 一种2，4-二氯苯氧乙酸晶体及其制备方法和应用
JP2023084097A (ja) * 2021-12-06 2023-06-16 花王株式会社 芳香族ヒドロキシカルボン酸結晶の製造方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL273696A (pt) * 1961-01-18
US3330665A (en) * 1964-03-17 1967-07-11 Monsanto Co Cold water soluble acid compositions
GB1143800A (pt) * 1966-06-23
US3770390A (en) * 1971-02-26 1973-11-06 Dow Chemical Co Crystal habit modification of inorganic salts using polymeric sulfonates or sulfates
BE794539A (fr) * 1972-01-26 1973-07-25 Ici Ltd Persels
GB1373167A (en) 1972-01-26 1974-11-06 Ici Ltd Manufacture of dyestuff powder
US4254283A (en) * 1979-06-07 1981-03-03 Monsanto Company Process for preparing adipic acid with recovery of glutaric and succinic acids
JPS60169436A (ja) * 1984-02-14 1985-09-02 Nippon Shokubai Kagaku Kogyo Co Ltd 速溶性フマ−ル酸組成物
DE3434918A1 (de) * 1984-09-22 1986-04-03 Hüls AG, 4370 Marl Verfahren zur gewinnung von l-aepfelsaeure
US5149867A (en) * 1987-07-28 1992-09-22 Hatco Corporation Crystallization of water-insoluble dicarboxylic acid
US5034105A (en) * 1989-07-27 1991-07-23 Michigan Biotechnology Institute Carboxylic acid purification and crystallization process
US5104492A (en) * 1990-07-11 1992-04-14 The Regents Of The University Of California Recovery of carboxylic acids from water by precipitation from organic solutions
US5296639A (en) * 1992-12-18 1994-03-22 E. I. Du Pont De Nemours And Company Adipic acid purification

Also Published As

Publication number Publication date
PL335023A1 (en) 2000-03-27
CN1093115C (zh) 2002-10-23
CA2280592A1 (en) 1998-08-20
EP0968167A1 (de) 2000-01-05
JP3984297B2 (ja) 2007-10-03
RU2195442C2 (ru) 2002-12-27
KR100509312B1 (ko) 2005-08-22
WO1998035929A1 (de) 1998-08-20
JP2001511791A (ja) 2001-08-14
PL189983B1 (pl) 2005-10-31
EP0968167B1 (de) 2002-09-25
US6534680B1 (en) 2003-03-18
KR20000070964A (ko) 2000-11-25
UA54494C2 (uk) 2003-03-17
AU6296198A (en) 1998-09-08
DE59805697D1 (de) 2002-10-31
DE19705329A1 (de) 1998-08-13
CN1252048A (zh) 2000-05-03

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Legal Events

Date Code Title Description
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B11B Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements