BE469139A - - Google Patents

Info

Publication number
BE469139A
BE469139A BE469139DA BE469139A BE 469139 A BE469139 A BE 469139A BE 469139D A BE469139D A BE 469139DA BE 469139 A BE469139 A BE 469139A
Authority
BE
Belgium
Application number
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.)
Publication of BE469139A publication Critical patent/BE469139A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/70—Compounds containing carbon and sulfur, e.g. thiophosgene
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/80—Phosgene

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE469139D 1943-10-04 BE469139A (OSRAM)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB16225/43A GB583477A (en) 1943-10-04 1943-10-04 Improvements in or relating to the manufacture of phosgene

Publications (1)

Publication Number Publication Date
BE469139A true BE469139A (OSRAM)

Family

ID=10073430

Family Applications (1)

Application Number Title Priority Date Filing Date
BE469139D BE469139A (OSRAM) 1943-10-04

Country Status (3)

Country Link
BE (1) BE469139A (OSRAM)
FR (1) FR934429A (OSRAM)
GB (1) GB583477A (OSRAM)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2847470A (en) * 1955-11-23 1958-08-12 Texas Co Manufacture of halocarbonyls
US3331873A (en) * 1965-04-23 1967-07-18 Allied Chem Removal of chlorine from liquid phosgene with activated carbon
FR2297191A1 (fr) * 1975-01-08 1976-08-06 Tolochimie Procede de fabrication de phosgene
US4231959A (en) 1978-02-15 1980-11-04 Stauffer Chemical Company Phosgene manufacture
DE3327274A1 (de) * 1983-07-28 1985-02-07 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von phosgen unter gleichzeitiger erzeugung von dampf
DE19848668A1 (de) 1998-10-22 2000-04-27 Bayer Ag Tetrachlorkohlenstoffarmes Phosgen
DE102004041777A1 (de) * 2004-08-28 2006-03-02 Bayer Materialscience Ag Verfahren und Vorrichtung zur Herstellung von Phosgen
DE102006024542A1 (de) 2006-05-23 2007-11-29 Bayer Materialscience Ag Verfahren zur Abtrennung von Kohlenmonoxid aus einem chlorwasserstoffhaltigen Gas
DE102007020444A1 (de) 2007-04-27 2008-11-06 Bayer Materialscience Ag Verfahren zur Oxidation eines Chlorwasserstoffenthaltenden Gasgemisches
DE102009032020A1 (de) 2009-07-07 2011-01-13 Bayer Materialscience Ag Verfahren zur Herstellung von Polycarbonat
US11149116B2 (en) 2017-12-18 2021-10-19 Covestro Deutschland Ag Process for producing a polycarbonate using an organic solvent based on chlorohydrocarbons
EP3498752A1 (de) 2017-12-18 2019-06-19 Covestro Deutschland AG Verfahren zur herstellung eines polycarbonats unter verwendung eines organischen lösungsmittels auf der grundlage von chlorkohlenwasserstoffen
EP4010401A1 (en) 2019-08-08 2022-06-15 Covestro Intellectual Property GmbH & Co. KG Process for the preparation of a polycarbonate
EP3985047A1 (de) 2020-10-13 2022-04-20 Covestro Deutschland AG Verfahren zur herstellung eines polycarbonats nach dem phasengrenzflächenverfahren unter lösungsmittelaustausch
EP4083106B1 (de) 2021-04-30 2024-04-10 Covestro Deutschland AG Verfahren zur herstellung von polycarbonat mit verbesserter nachhaltigkeit
EP4438586A1 (de) 2023-03-30 2024-10-02 Covestro Deutschland AG Nachhaltige herstellung von bisphenol-a für die produktion von polycarbonat

Also Published As

Publication number Publication date
FR934429A (fr) 1948-05-21
GB583477A (en) 1946-12-19

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