DE69733646D1 - Herstellung aromatischer hydroxycarbonsäuren und ihrer dialkalimetallsalze - Google Patents

Herstellung aromatischer hydroxycarbonsäuren und ihrer dialkalimetallsalze

Info

Publication number
DE69733646D1
DE69733646D1 DE69733646T DE69733646T DE69733646D1 DE 69733646 D1 DE69733646 D1 DE 69733646D1 DE 69733646 T DE69733646 T DE 69733646T DE 69733646 T DE69733646 T DE 69733646T DE 69733646 D1 DE69733646 D1 DE 69733646D1
Authority
DE
Germany
Prior art keywords
dialkalimetal
salts
preparation
hydroxycarboxylic acids
aromatic hydroxycarboxylic
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
DE69733646T
Other languages
English (en)
Other versions
DE69733646T2 (de
Inventor
Robert Samuels
M Yabroff
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.)
EIDP Inc
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
Priority claimed from US08/832,739 external-priority patent/US5928485A/en
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 DE69733646D1 publication Critical patent/DE69733646D1/de
Publication of DE69733646T2 publication Critical patent/DE69733646T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/14—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects using gases or vapours other than air or steam, e.g. inert gases
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/42—Electrodialysis; Electro-osmosis ; Electro-ultrafiltration; Membrane capacitive deionization
    • B01D61/44—Ion-selective electrodialysis
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/02—Preparation of carboxylic acids or their salts, halides or anhydrides from salts of carboxylic acids
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/15—Preparation of carboxylic acids or their salts, halides or anhydrides by reaction of organic compounds with carbon dioxide, e.g. Kolbe-Schmitt synthesis

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Health & Medical Sciences (AREA)
  • Urology & Nephrology (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DE69733646T 1996-04-08 1997-04-07 Herstellung aromatischer hydroxycarbonsäuren und ihrer dialkalimetallsalze Expired - Lifetime DE69733646T2 (de)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
US1500096P 1996-04-08 1996-04-08
US15000P 1996-04-08
US1776796P 1996-05-15 1996-05-15
US17767P 1996-05-15
US3316196P 1996-12-13 1996-12-13
US33161P 1996-12-13
US08/832,739 US5928485A (en) 1996-04-08 1997-04-04 Process for isolation of dicarboxylic acids and hydroxycarboxylic acids
US832739 1997-04-04
PCT/US1997/005766 WO1997037958A2 (en) 1996-04-08 1997-04-07 Preparation of aromatic hydroxycarboxylic acids and dialkali metal salts thereof

Publications (2)

Publication Number Publication Date
DE69733646D1 true DE69733646D1 (de) 2005-08-04
DE69733646T2 DE69733646T2 (de) 2006-05-04

Family

ID=27486441

Family Applications (3)

Application Number Title Priority Date Filing Date
DE69733646T Expired - Lifetime DE69733646T2 (de) 1996-04-08 1997-04-07 Herstellung aromatischer hydroxycarbonsäuren und ihrer dialkalimetallsalze
DE69736337T Expired - Lifetime DE69736337T2 (de) 1996-04-08 1997-04-07 Herstellung von aromatischen Hydroxycarbonsäuren
DE69736252T Expired - Lifetime DE69736252T2 (de) 1996-04-08 1997-04-07 Verfahren zur Trocknung eines Alkalimetallaryloxides

Family Applications After (2)

Application Number Title Priority Date Filing Date
DE69736337T Expired - Lifetime DE69736337T2 (de) 1996-04-08 1997-04-07 Herstellung von aromatischen Hydroxycarbonsäuren
DE69736252T Expired - Lifetime DE69736252T2 (de) 1996-04-08 1997-04-07 Verfahren zur Trocknung eines Alkalimetallaryloxides

Country Status (6)

Country Link
EP (1) EP0892773B1 (de)
JP (2) JP3897819B2 (de)
KR (2) KR100548866B1 (de)
DE (3) DE69733646T2 (de)
SG (1) SG90072A1 (de)
WO (1) WO1997037958A2 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6126351B2 (ja) * 2012-10-18 2017-05-10 旭化成株式会社 原料供給装置及びそれを用いた樹脂組成物の製造装置、並びに樹脂組成物の製造方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA881906A (en) * 1971-09-28 N. Cheremisinoff Paul Method for drying sodium phenate
CH451197A (de) * 1964-08-06 1968-05-15 Inventa Ag Verfahren zur Herstellung von p-Hydroxy-benzoesäure
US4272635A (en) * 1979-07-26 1981-06-09 The Dow Chemical Company Production of alkali metal phenates
US4451330A (en) * 1982-09-13 1984-05-29 Kalama Chemical, Inc. Process for the recovery of alkali metal salts from aqueous solutions thereof
JP2718932B2 (ja) * 1988-01-23 1998-02-25 株式会社上野製薬応用研究所 芳香族オキシカルボン酸の製造法
KR920003121B1 (ko) * 1989-12-27 1992-04-20 주식회사 코오롱 방향족 카르복실산의 합성방법
JPH0543509A (ja) * 1991-08-13 1993-02-23 Kawasaki Steel Corp パラヒドロキシ安息香酸の製造法
DE4316933A1 (de) * 1993-05-21 1994-11-24 Hoechst Ag Verfahren zur Herstellung von aromatischen Hydroxycarbonsäuren

Also Published As

Publication number Publication date
DE69736337D1 (de) 2006-08-24
SG90072A1 (en) 2002-07-23
JP3897819B2 (ja) 2007-03-28
WO1997037958A2 (en) 1997-10-16
KR20050115377A (ko) 2005-12-07
EP0892773A2 (de) 1999-01-27
DE69733646T2 (de) 2006-05-04
EP0892773B1 (de) 2005-06-29
DE69736252T2 (de) 2007-05-31
KR100548867B1 (ko) 2006-02-02
JP4584897B2 (ja) 2010-11-24
KR100548866B1 (ko) 2006-02-02
JP2000508316A (ja) 2000-07-04
DE69736252D1 (de) 2006-08-10
WO1997037958A3 (en) 1997-12-18
JP2007008962A (ja) 2007-01-18
KR20050095654A (ko) 2005-09-29
DE69736337T2 (de) 2007-07-05

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Legal Events

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