BE814930A - Procede de preparation de formaldehyde - Google Patents

Procede de preparation de formaldehyde

Info

Publication number
BE814930A
BE814930A BE144236A BE144236A BE814930A BE 814930 A BE814930 A BE 814930A BE 144236 A BE144236 A BE 144236A BE 144236 A BE144236 A BE 144236A BE 814930 A BE814930 A BE 814930A
Authority
BE
Belgium
Prior art keywords
preparation process
formaldehyde preparation
formaldehyde
preparation
Prior art date
Application number
BE144236A
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 DE19732323758 external-priority patent/DE2323758C3/de
Application filed filed Critical
Publication of BE814930A publication Critical patent/BE814930A/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/14—Fractional distillation or use of a fractionation or rectification column
    • B01D3/16—Fractionating columns in which vapour bubbles through liquid
    • B01D3/22—Fractionating columns in which vapour bubbles through liquid with horizontal sieve plates or grids; Construction of sieve plates or grids
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
    • C07C45/32—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen
    • C07C45/37—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of >C—O—functional groups to >C=O groups
    • C07C45/38—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of >C—O—functional groups to >C=O groups being a primary hydroxyl group

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
BE144236A 1973-05-11 1974-05-13 Procede de preparation de formaldehyde BE814930A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732323758 DE2323758C3 (de) 1973-05-11 Verfahren zur Herstellung von Formaldehyd

Publications (1)

Publication Number Publication Date
BE814930A true BE814930A (fr) 1974-11-13

Family

ID=5880583

Family Applications (1)

Application Number Title Priority Date Filing Date
BE144236A BE814930A (fr) 1973-05-11 1974-05-13 Procede de preparation de formaldehyde

Country Status (7)

Country Link
US (1) US3994977A (fr)
JP (1) JPS5827251B2 (fr)
BE (1) BE814930A (fr)
FR (1) FR2228751B1 (fr)
GB (1) GB1458867A (fr)
IT (1) IT1010299B (fr)
NL (1) NL7406348A (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4348540A (en) * 1981-06-29 1982-09-07 Monsanto Company Manufacture of aqueous formaldehyde
DE3402995A1 (de) * 1984-01-28 1985-08-08 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von formaldehyd
JPH0662478B2 (ja) * 1984-04-12 1994-08-17 三菱瓦斯化学株式会社 ホルムアルデヒド水溶液の製造法
GB9812083D0 (en) * 1998-06-05 1998-08-05 Ici Plc Removal of water
WO2002022539A2 (fr) 2000-09-14 2002-03-21 Lehigh University Systeme a lit catalytique double de molybdate metallique/molybdate de fer et son utilisation pour l'oxydation du methanol en formaldehyde
US6552233B2 (en) 2000-09-14 2003-04-22 Lehigh University Vanadia-titania/metal-molybdate dual catalyst bed system and process using the same for methanol oxidation to formaldehyde
DE102010040923A1 (de) 2010-09-16 2012-03-22 Basf Se Verfahren zur Herstellung von Acrylsäure aus Ethanol und Formaldehyd
DE102010040921A1 (de) 2010-09-16 2012-03-22 Basf Se Verfahren zur Herstellung von Acrylsäure aus Methanol und Essigsäure
US20140121403A1 (en) 2012-10-31 2014-05-01 Celanese International Corporation Integrated Process for the Production of Acrylic Acids and Acrylates
US9120743B2 (en) 2013-06-27 2015-09-01 Celanese International Corporation Integrated process for the production of acrylic acids and acrylates
KR101709754B1 (ko) * 2016-05-16 2017-02-23 베니트엠 주식회사 기체분배장치 및 기체 분배비율을 조절하는 방법

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL164663C (nl) * 1951-03-06 Contraves Ag Inrichting voor het in een stromende vloeistof introduceren van een indicatiefluidum.
US2853281A (en) * 1952-03-26 1958-09-23 Exxon Research Engineering Co Fractionating tower
NL84921C (fr) * 1953-07-07
US2960322A (en) * 1957-04-03 1960-11-15 Gulf Oil Corp Apparatus for countercurrent contacting of liquid and vapor streams

Also Published As

Publication number Publication date
NL7406348A (fr) 1974-11-13
DE2323758A1 (de) 1974-11-28
JPS5827251B2 (ja) 1983-06-08
FR2228751A1 (fr) 1974-12-06
GB1458867A (en) 1976-12-15
DE2323758B2 (de) 1976-03-25
IT1010299B (it) 1977-01-10
US3994977A (en) 1976-11-30
JPS5014613A (fr) 1975-02-15
FR2228751B1 (fr) 1977-10-28

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: BASF A.G.

Effective date: 19940513