BE757485A - Procede d'obtention de formaldehyde a partir de gaz qui en contiennent - Google Patents

Procede d'obtention de formaldehyde a partir de gaz qui en contiennent

Info

Publication number
BE757485A
BE757485A BE757485DA BE757485A BE 757485 A BE757485 A BE 757485A BE 757485D A BE757485D A BE 757485DA BE 757485 A BE757485 A BE 757485A
Authority
BE
Belgium
Prior art keywords
contain
gas
obtaining formaldehyde
formaldehyde
obtaining
Prior art date
Application number
Other languages
English (en)
Original Assignee
Basf Ag
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 date
Publication of BE757485A publication Critical patent/BE757485A/fr

Links

Classifications

    • 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
    • C07C45/78—Separation; Purification; Stabilisation; Use of additives
    • C07C45/783—Separation; Purification; Stabilisation; Use of additives by gas-liquid treatment, e.g. by gas-liquid absorption
    • 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
    • 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
    • C07C45/78—Separation; Purification; Stabilisation; Use of additives
    • C07C45/81—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE757485D 1969-10-15 Procede d'obtention de formaldehyde a partir de gaz qui en contiennent BE757485A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691951877 DE1951877A1 (de) 1969-10-15 1969-10-15 Verfahren zur Gewinnung von Formaldehyd aus Formaldehyd enthaltenden Gasen

Publications (1)

Publication Number Publication Date
BE757485A true BE757485A (fr) 1971-04-14

Family

ID=5748218

Family Applications (1)

Application Number Title Priority Date Filing Date
BE757485D BE757485A (fr) 1969-10-15 Procede d'obtention de formaldehyde a partir de gaz qui en contiennent

Country Status (4)

Country Link
JP (1) JPS4817249B1 (fr)
BE (1) BE757485A (fr)
DE (1) DE1951877A1 (fr)
FR (1) FR2066021A5 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103130624A (zh) * 2013-01-14 2013-06-05 中国海洋石油总公司 一种渐次汽化/冷凝浓缩甲醛的方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103130624A (zh) * 2013-01-14 2013-06-05 中国海洋石油总公司 一种渐次汽化/冷凝浓缩甲醛的方法

Also Published As

Publication number Publication date
DE1951877A1 (de) 1971-04-29
JPS4817249B1 (fr) 1973-05-28
FR2066021A5 (en) 1971-08-06

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