BE829743Q - Procede de separation d'acide bromhydrique a partir de pentaerythritols, brumes - Google Patents

Procede de separation d'acide bromhydrique a partir de pentaerythritols, brumes

Info

Publication number
BE829743Q
BE829743Q BE156918A BE156918A BE829743Q BE 829743 Q BE829743 Q BE 829743Q BE 156918 A BE156918 A BE 156918A BE 156918 A BE156918 A BE 156918A BE 829743 Q BE829743 Q BE 829743Q
Authority
BE
Belgium
Prior art keywords
pentaerythritols
mists
separation
hydrobromic acid
hydrobromic
Prior art date
Application number
BE156918A
Other languages
English (en)
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
Priority claimed from US348361A external-priority patent/US3876509A/en
Application filed filed Critical
Application granted granted Critical
Publication of BE829743Q publication Critical patent/BE829743Q/fr

Links

Classifications

    • 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
    • C07C29/62—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by introduction of halogen; by substitution of halogen atoms by other halogen atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C31/00—Saturated compounds having hydroxy or O-metal groups bound to acyclic carbon atoms
    • C07C31/34—Halogenated alcohols
    • C07C31/42—Polyhydroxylic acyclic alcohols
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12C—BEER; PREPARATION OF BEER BY FERMENTATION; PREPARATION OF MALT FOR MAKING BEER; PREPARATION OF HOPS FOR MAKING BEER
    • C12C11/00—Fermentation processes for beer
    • C12C11/02—Pitching yeast

Landscapes

  • Organic Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • Mycology (AREA)
  • Food Science & Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Microbiology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Genetics & Genomics (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Epoxy Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE156918A 1973-04-05 1975-05-30 Procede de separation d'acide bromhydrique a partir de pentaerythritols, brumes BE829743Q (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US348361A US3876509A (en) 1971-08-04 1973-04-05 Azeotropically removing hbr from brominated pentaerythritols and reacting with an epoxy
CA221,011A CA1058223A (fr) 1973-04-05 1975-02-28 Elimination de hbr de pentaerythritols bromes
GB10657/75A GB1493494A (en) 1973-04-05 1975-03-14 Removal of hbr from brominated pentaerythritols
DE2511232A DE2511232C2 (de) 1973-04-05 1975-03-14 Verfahren zum Entfernen von Bromwasserstoff aus einer bromierte Pentaerythrite, Bromwasserstoff, Wasser und Perchloräthylen enthaltenden Reaktionsmischung und Verwendung der erhaltenen Reaktionsmischung

Publications (1)

Publication Number Publication Date
BE829743Q true BE829743Q (fr) 1975-12-01

Family

ID=27425823

Family Applications (1)

Application Number Title Priority Date Filing Date
BE156918A BE829743Q (fr) 1973-04-05 1975-05-30 Procede de separation d'acide bromhydrique a partir de pentaerythritols, brumes

Country Status (4)

Country Link
BE (1) BE829743Q (fr)
CA (1) CA1058223A (fr)
DE (1) DE2511232C2 (fr)
GB (1) GB1493494A (fr)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL130290C (fr) * 1963-07-18
DE1233377B (de) * 1965-02-13 1967-02-02 Raschig Gmbh Dr F Verfahren zur Reinigung von 3-Chlor-propandiol-(1, 2)
US3883581A (en) * 1973-05-23 1975-05-13 Dow Chemical Co Preparation of brominated pentaerythritols and esters utilizing certain dibasic acids

Also Published As

Publication number Publication date
DE2511232C2 (de) 1984-09-13
DE2511232A1 (de) 1976-09-30
GB1493494A (en) 1977-11-30
CA1058223A (fr) 1979-07-10

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Legal Events

Date Code Title Description
CA Change of address of the owner of the patent

Owner name: *ETHYL CORP.:30 SOUTH FOURTH STREET, RICHMOND VIRG

Effective date: 19870807

RE Patent lapsed

Owner name: ETHYL CORP.

Effective date: 19880531