[go: up one dir, main page]

BE618889A - Procédé pour la production d'acide téréphtalique - Google Patents

Procédé pour la production d'acide téréphtalique

Info

Publication number
BE618889A
BE618889A BE618889A BE618889A BE618889A BE 618889 A BE618889 A BE 618889A BE 618889 A BE618889 A BE 618889A BE 618889 A BE618889 A BE 618889A BE 618889 A BE618889 A BE 618889A
Authority
BE
Belgium
Prior art keywords
production
terephthalic acid
terephthalic
acid
Prior art date
Application number
BE618889A
Other languages
English (en)
Inventor
Walter Schenk
Richard Sinn
Wilhelm Beckmann
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 BE618889A publication Critical patent/BE618889A/fr

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D213/00Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
    • C07D213/02Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
    • C07D213/04Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D213/60Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D213/78Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, e.g. ester or nitrile radicals
    • C07D213/79Acids; Esters
    • C07D213/803Processes of preparation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J10/00Chemical processes in general for reacting liquid with gaseous media other than in the presence of solid particles, or apparatus specially adapted therefor
    • B01J10/005Chemical processes in general for reacting liquid with gaseous media other than in the presence of solid particles, or apparatus specially adapted therefor carried out at high temperatures in the presence of a molten material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J3/00Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
    • B01J3/02Feed or outlet devices therefor
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/347Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
    • C07C51/353Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by isomerisation; by change of size of the carbon skeleton
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/41Preparation of salts of carboxylic acids
    • C07C51/416Henkel reaction and related reactions, i.e. rearrangement of carboxylate salt groups linked to six-membered aromatic rings, in the absence or in the presence of CO or CO2, (e.g. preparation of terepholates from benzoates); no additional classification for the subsequent hydrolysis of the salt groups has to be given

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE618889A 1961-06-14 1962-06-13 Procédé pour la production d'acide téréphtalique BE618889A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEB62884A DE1167811B (de) 1961-06-14 1961-06-14 Verfahren zur kontinuierlichen thermischen Umlagerung von Salzen ein- oder zweikerniger aromatischer oder heterocyclischer, sich aromatisch verhaltender Carbonsaeuren

Publications (1)

Publication Number Publication Date
BE618889A true BE618889A (fr) 1962-12-14

Family

ID=6973761

Family Applications (1)

Application Number Title Priority Date Filing Date
BE618889A BE618889A (fr) 1961-06-14 1962-06-13 Procédé pour la production d'acide téréphtalique

Country Status (4)

Country Link
BE (1) BE618889A (fr)
DE (1) DE1167811B (fr)
GB (1) GB940965A (fr)
NL (1) NL279714A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118767803A (zh) * 2024-09-09 2024-10-15 山东兴达化工有限公司 一种氰尿酸精制加压反应方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1028577B (de) 1956-01-17 1958-04-24 Basf Ag Verfahren zur Herstellung von cyclischen, sauer reagierenden Verbindungen, die zwei salzbildende Gruppen tragen, von denen mindestens eine eine Carboxylgruppe ist
DE1062701B (de) 1956-03-06 1959-08-06 Basf Ag Verfahren zur kontinuierlichen Disproportionierung oder Isomerisierung von Salzen cyclischer, sauer reagierender Verbindungen

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118767803A (zh) * 2024-09-09 2024-10-15 山东兴达化工有限公司 一种氰尿酸精制加压反应方法
CN118767803B (zh) * 2024-09-09 2024-11-05 山东兴达化工有限公司 一种氰尿酸精制加压反应方法

Also Published As

Publication number Publication date
DE1167811B (de) 1964-04-16
GB940965A (en) 1963-11-06
NL279714A (fr)

Similar Documents

Publication Publication Date Title
FR1451923A (fr) Procédé pour la fabrication d'acide sulfurique
FR1448032A (fr) Procédé pour la production de l'acide trans-4-aminométhyl-cyclohexane-1-carboxylique
FR1193540A (fr) Procédé pour la décomposition de polyesters de l'acide téréphtalique en acide téréphtalique
BE615697A (fr) Procédé pour la production de composés d'acide acrylique
BE618889A (fr) Procédé pour la production d'acide téréphtalique
FR1394722A (fr) Procédé pour la production d'acide l-aspartique
FR1358755A (fr) Procédé de production de l'acide pyréthrique
FR1363712A (fr) Procédé pour la production d'acide omega-aminododécanoïque
FR1515562A (fr) Procédé pour la production d'acide adipique
BE593014A (fr) Procédé pour la fabrication d'acide peroxymonophosphorique
FR1500619A (fr) Procédé pour la production d'acide lactique
FR1351245A (fr) Procédé pour la production d'esters d'acide téréphtalique
FR1324860A (fr) Procédé pour la production d'acide téréphtalique
FR1331154A (fr) Procédé de production d'acide alpha-chloroglutarique
FR1305934A (fr) Procédé pour l'épuration d'acide sulfurique technique dilué
FR1227628A (fr) Procédé pour la production d'esters de l'acide téréphtalique
FR1339218A (fr) Procédé pour la production d'acide glutamique
FR1331334A (fr) Procédé pour la production d'acide fumarique
FR1343487A (fr) Procédé pour la production d'acide fumarique
FR1232720A (fr) Procédé pour la production d'acide halogéno-2 cycloheptène-1 carboxylique-1
FR1205422A (fr) Procédé pour la production de polyesters de l'acide carbonique
FR1370375A (fr) Procédé pour la fabrication d'ester monoglycolique de l'acide téréphtalique
FR1369945A (fr) Procédé pour la production d'acide sulfurique
FR1423579A (fr) Procédé pour la production d'acide epsilon-cyanocaproïque
FR1354607A (fr) Procédé pour la production d'acide adipique