BR7902223A - Processo para a preparacao de anidridos de acido carboxilico - Google Patents

Processo para a preparacao de anidridos de acido carboxilico

Info

Publication number
BR7902223A
BR7902223A BR7902223A BR7902223A BR7902223A BR 7902223 A BR7902223 A BR 7902223A BR 7902223 A BR7902223 A BR 7902223A BR 7902223 A BR7902223 A BR 7902223A BR 7902223 A BR7902223 A BR 7902223A
Authority
BR
Brazil
Prior art keywords
preparation
carboxylic acid
acid anhydrates
anhydrates
carboxylic
Prior art date
Application number
BR7902223A
Other languages
English (en)
Inventor
K Findeisen
G Grah
M Lenthe
G Dankert
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
Publication of BR7902223A publication Critical patent/BR7902223A/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
    • C07C51/54—Preparation of carboxylic acid anhydrides
    • C07C51/567—Preparation of carboxylic acid anhydrides by reactions not involving carboxylic acid anhydride groups
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/009—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping in combination with chemical reactions
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/54—Preparation of carboxylic acid anhydrides
    • C07C51/56—Preparation of carboxylic acid anhydrides from organic acids, their salts, their esters or their halides, e.g. by carboxylation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BR7902223A 1978-04-11 1979-04-10 Processo para a preparacao de anidridos de acido carboxilico BR7902223A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782815541 DE2815541A1 (de) 1978-04-11 1978-04-11 Verfahren zur herstellung von carbonsaeureanhydriden

Publications (1)

Publication Number Publication Date
BR7902223A true BR7902223A (pt) 1979-12-04

Family

ID=6036671

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7902223A BR7902223A (pt) 1978-04-11 1979-04-10 Processo para a preparacao de anidridos de acido carboxilico

Country Status (6)

Country Link
EP (1) EP0004641A3 (pt)
JP (1) JPS54135706A (pt)
BR (1) BR7902223A (pt)
DE (1) DE2815541A1 (pt)
DK (1) DK150379A (pt)
IL (1) IL57031A0 (pt)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5935375B2 (ja) * 1979-04-27 1984-08-28 ダイセル化学工業株式会社 モノクロルカルボン酸クロライドの製造法
DE3510035A1 (de) * 1985-03-20 1986-09-25 Basf Ag, 6700 Ludwigshafen Verfahren zur kontinuierlichen herstellung von carbonsaeureanhydriden
FR2592040B1 (fr) * 1985-12-24 1988-07-15 Charbonnages Ste Chimique Procede de synthese d'anhydrides (meth)acryliques
JP4553077B2 (ja) * 1999-02-10 2010-09-29 三菱瓦斯化学株式会社 カルボン酸無水物およびアルデヒド類の製造方法
FR2826961B1 (fr) * 2001-07-06 2005-09-30 Atofina Procede de preparation d'anhydride (meth) acrylique
DE10249928A1 (de) * 2002-10-26 2004-05-06 Basf Ag Flexibles Verfahren zur gemeinsamen Herstellung von (i) Ameisensäure, (ii) einer Carbonsäure mit mindestens zwei Kohlenstoffatomen und/oder deren Derivate und (iii) eines -Carbonsäureanhydrids
FR2853900B1 (fr) * 2003-04-16 2006-07-07 Atofina Procede de fabrication de l'anhydride isobutyrique
DE102006029320B3 (de) * 2006-06-23 2007-10-11 Röhm Gmbh Verfahren zur kontinuierlichen Herstellung von ungesättigten Carbonsäureanhydriden
CN103553898B (zh) 2008-08-05 2015-02-04 三菱丽阳株式会社 (甲基)丙烯酸酐的制造方法和保存方法、以及(甲基)丙烯酸酯的制造方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR784458A (fr) * 1933-11-17 1935-07-22 Degussa Procédé pour préparer des anhydrides
US2075035A (en) * 1935-02-01 1937-03-30 Du Pont Process for preparing carboxylic anhydrides

Also Published As

Publication number Publication date
EP0004641A3 (de) 1979-10-31
JPS54135706A (en) 1979-10-22
DK150379A (da) 1979-10-12
DE2815541A1 (de) 1979-10-18
EP0004641A2 (de) 1979-10-17
IL57031A0 (en) 1979-07-25

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