IT7947826A0 - PROCEDURE FOR THE PRODUCTION OF A CATALYST-FREE BUTYNDIOL SOLUTION - Google Patents

PROCEDURE FOR THE PRODUCTION OF A CATALYST-FREE BUTYNDIOL SOLUTION

Info

Publication number
IT7947826A0
IT7947826A0 IT7947826A IT4782679A IT7947826A0 IT 7947826 A0 IT7947826 A0 IT 7947826A0 IT 7947826 A IT7947826 A IT 7947826A IT 4782679 A IT4782679 A IT 4782679A IT 7947826 A0 IT7947826 A0 IT 7947826A0
Authority
IT
Italy
Prior art keywords
butyndiol
catalyst
procedure
free
production
Prior art date
Application number
IT7947826A
Other languages
Italian (it)
Original Assignee
Huels Gaf Chemie Gmbh
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 Huels Gaf Chemie Gmbh filed Critical Huels Gaf Chemie Gmbh
Publication of IT7947826A0 publication Critical patent/IT7947826A0/en

Links

Classifications

    • 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
    • B01D61/14—Ultrafiltration; Microfiltration
    • B01D61/145—Ultrafiltration
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
    • C07C29/76—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
IT7947826A 1978-02-01 1979-01-30 PROCEDURE FOR THE PRODUCTION OF A CATALYST-FREE BUTYNDIOL SOLUTION IT7947826A0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2804225A DE2804225C3 (en) 1978-02-01 1978-02-01 Process for obtaining a catalyst-free butynediol solution

Publications (1)

Publication Number Publication Date
IT7947826A0 true IT7947826A0 (en) 1979-01-30

Family

ID=6030872

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7947826A IT7947826A0 (en) 1978-02-01 1979-01-30 PROCEDURE FOR THE PRODUCTION OF A CATALYST-FREE BUTYNDIOL SOLUTION

Country Status (2)

Country Link
DE (1) DE2804225C3 (en)
IT (1) IT7947826A0 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3228783A1 (en) * 1981-08-07 1983-03-03 Veb Chemische Werke Buna, Ddr 4212 Schkopau Process for the continuous preparation of 1,4-butynediol
DE3245318C3 (en) * 1982-12-08 1996-06-20 Bayer Ag Process for carrying out pressure reactions with suspended catalysts
DE19727715A1 (en) * 1997-06-30 1999-01-07 Basf Ag Process for the preparation of 1,4-butanediol
DE19935034A1 (en) * 1999-07-26 2001-02-01 Basf Ag Process for the filtration of an aqueous reaction mixture resulting from the production of hydroxylamine
DE10136476A1 (en) * 2001-07-27 2003-02-06 Basf Ag The ultra filtration of the reaction mixture, from the production of hydroxylamine, uses an inorganic membrane to separate out the catalyst particles

Also Published As

Publication number Publication date
DE2804225B2 (en) 1979-11-22
DE2804225A1 (en) 1979-08-02
DE2804225C3 (en) 1980-07-31

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