BE850041A - Catalyseurs phosphores pour la phosgenation des acides en chlorures d'acides - Google Patents

Catalyseurs phosphores pour la phosgenation des acides en chlorures d'acides

Info

Publication number
BE850041A
BE850041A BE173795A BE173795A BE850041A BE 850041 A BE850041 A BE 850041A BE 173795 A BE173795 A BE 173795A BE 173795 A BE173795 A BE 173795A BE 850041 A BE850041 A BE 850041A
Authority
BE
Belgium
Prior art keywords
catalyzers
phosgenation
phosphorus
acids
acid chlorides
Prior art date
Application number
BE173795A
Other languages
English (en)
Inventor
J C M Deweerdt
B P J-M Robert Colomby
Original Assignee
Poudres & Explosifs Ste Nale
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 Poudres & Explosifs Ste Nale filed Critical Poudres & Explosifs Ste Nale
Publication of BE850041A publication Critical patent/BE850041A/fr

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
    • C07C51/58—Preparation of carboxylic acid halides
    • C07C51/60—Preparation of carboxylic acid halides by conversion of carboxylic acids or their anhydrides or esters, lactones, salts into halides with the same carboxylic acid part
    • 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
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/584—Recycling of catalysts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
BE173795A 1975-12-31 1976-12-31 Catalyseurs phosphores pour la phosgenation des acides en chlorures d'acides BE850041A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7540210A FR2337122A1 (fr) 1975-12-31 1975-12-31 Catalyseurs phosphores pour la phosgenation des acides en chlorures d'acides

Publications (1)

Publication Number Publication Date
BE850041A true BE850041A (fr) 1977-06-30

Family

ID=9164353

Family Applications (1)

Application Number Title Priority Date Filing Date
BE173795A BE850041A (fr) 1975-12-31 1976-12-31 Catalyseurs phosphores pour la phosgenation des acides en chlorures d'acides

Country Status (7)

Country Link
JP (1) JPS52102206A (fr)
BE (1) BE850041A (fr)
DE (1) DE2657734A1 (fr)
DK (1) DK588076A (fr)
FR (1) FR2337122A1 (fr)
LU (1) LU76494A1 (fr)
NL (1) NL7614324A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2926789A1 (de) * 1979-07-03 1981-01-15 Bayer Ag Verfahren zur herstellung von aromatischen dicarbonsaeuredichloriden iii
CN114478300B (zh) * 2021-07-16 2023-05-23 丰益表面活性材料（连云港）有限公司 新型酰氯催化剂及其制备方法与应用

Also Published As

Publication number Publication date
DE2657734A1 (de) 1977-07-07
LU76494A1 (fr) 1978-07-10
NL7614324A (nl) 1977-07-04
DK588076A (da) 1977-07-01
FR2337122A1 (fr) 1977-07-29
FR2337122B1 (fr) 1978-07-28
JPS52102206A (en) 1977-08-27

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