MY120537A - Process for the non-oxidative preparation of formaldehyde from methanol - Google Patents

Process for the non-oxidative preparation of formaldehyde from methanol

Info

Publication number
MY120537A
MY120537A MYPI98002437A MYPI9802437A MY120537A MY 120537 A MY120537 A MY 120537A MY PI98002437 A MYPI98002437 A MY PI98002437A MY PI9802437 A MYPI9802437 A MY PI9802437A MY 120537 A MY120537 A MY 120537A
Authority
MY
Malaysia
Prior art keywords
methanol
formaldehyde
oxidative preparation
temperature
oxidative
Prior art date
Application number
MYPI98002437A
Inventor
Elke Dr Schweers
Rolf Dr Schulz
Thomas Dr Kaiser
Uwe Dr Dingerdissen
Original Assignee
Ticona 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
Priority claimed from DE19814284A external-priority patent/DE19814284A1/en
Application filed by Ticona Gmbh filed Critical Ticona Gmbh
Publication of MY120537A publication Critical patent/MY120537A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D323/00—Heterocyclic compounds containing more than two oxygen atoms as the only ring hetero atoms
    • C07D323/04—Six-membered rings
    • C07D323/06—Trioxane
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
    • C01B3/02—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen
    • C01B3/22—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by decomposition of gaseous or liquid organic compounds
    • 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
    • C07C45/002—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by dehydrogenation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2/00—Addition polymers of aldehydes or cyclic oligomers thereof or of ketones; Addition copolymers thereof with less than 50 molar percent of other substances
    • C08G2/08—Polymerisation of formaldehyde
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2/00—Addition polymers of aldehydes or cyclic oligomers thereof or of ketones; Addition copolymers thereof with less than 50 molar percent of other substances
    • C08G2/10—Polymerisation of cyclic oligomers of formaldehyde

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Heterocyclic Compounds That Contain Two Or More Ring Oxygen Atoms (AREA)
  • Polyoxymethylene Polymers And Polymers With Carbon-To-Carbon Bonds (AREA)

Abstract

IN A PROCESS FOR PREPARING FORMALDEHYDE FROM METHANOL (8) BY DEHYDROGENATION IN A REACTOR (6) IN THE PRESENCE OF A CATALYST AT A TEMPERATURE IN THE RANGE FROM 300 TO 1000°C, THE CATALYST IS GENERATED SPATIALLY SEPARATELY FROM THE REACTOR AND AT A TEMPERATURE ABOVE THE DEHYDROGENATION TEMPERATURE.
MYPI98002437A 1997-06-02 1998-06-01 Process for the non-oxidative preparation of formaldehyde from methanol MY120537A (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
DE19722774 1997-06-02
DE19727519 1997-06-30
DE19727520 1997-06-30
DE19743145 1997-09-30
DE19814284A DE19814284A1 (en) 1997-06-02 1998-03-31 Formaldehyde from methanol production method

Publications (1)

Publication Number Publication Date
MY120537A true MY120537A (en) 2005-11-30

Family

ID=27438609

Family Applications (1)

Application Number Title Priority Date Filing Date
MYPI98002437A MY120537A (en) 1997-06-02 1998-06-01 Process for the non-oxidative preparation of formaldehyde from methanol

Country Status (6)

Country Link
EP (1) EP0988270B1 (en)
JP (1) JP2002502401A (en)
DE (1) DE59807566D1 (en)
MY (1) MY120537A (en)
TW (1) TW506962B (en)
WO (1) WO1998055435A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10062814A1 (en) * 2000-12-15 2002-06-20 Ticona Gmbh Process for removing methanol from formaldehyde-containing solutions
CN101903430B (en) * 2007-12-19 2013-04-24 巴斯夫欧洲公司 Method for the production of polyoxymethylene homopolymers or copolymers by homopolymerizing or copolymerizing trioxane, starting from methanol
CN105601487B (en) * 2016-03-10 2018-06-05 衡水市银河化工有限责任公司 The preparation method of anhydrous formaldehyde

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4014939A (en) * 1974-06-07 1977-03-29 Mitsubishi Gas Chemical Company, Inc. Process for producing formaldehyde
DE4100632C1 (en) * 1991-01-11 1992-04-23 Uhde Gmbh, 4600 Dortmund, De
DE4423618A1 (en) * 1994-07-06 1996-01-11 Hoechst Ag Process for the production of trioxane

Also Published As

Publication number Publication date
WO1998055435A1 (en) 1998-12-10
DE59807566D1 (en) 2003-04-24
JP2002502401A (en) 2002-01-22
EP0988270A1 (en) 2000-03-29
TW506962B (en) 2002-10-21
EP0988270B1 (en) 2003-03-19

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