CH416592A - Verfahren zur Reinigung von Formaldehyd - Google Patents

Verfahren zur Reinigung von Formaldehyd

Info

Publication number
CH416592A
CH416592A CH371962A CH371962A CH416592A CH 416592 A CH416592 A CH 416592A CH 371962 A CH371962 A CH 371962A CH 371962 A CH371962 A CH 371962A CH 416592 A CH416592 A CH 416592A
Authority
CH
Switzerland
Prior art keywords
purifying formaldehyde
formaldehyde
purifying
Prior art date
Application number
CH371962A
Other languages
German (de)
English (en)
Inventor
Gredo Guido
Micheli Angelo De
Rabizzoni Antonio
Original Assignee
Montedison Spa
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
Application filed by Montedison Spa filed Critical Montedison Spa
Publication of CH416592A publication Critical patent/CH416592A/de

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
    • C07C45/51—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition
    • C07C45/511—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition involving transformation of singly bound oxygen functional groups to >C = O groups
    • C07C45/515—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition involving transformation of singly bound oxygen functional groups to >C = O groups the singly bound functional group being an acetalised, ketalised hemi-acetalised, or hemi-ketalised 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
    • C07C45/85—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to a chemical modification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CH371962A 1961-03-30 1962-03-28 Verfahren zur Reinigung von Formaldehyd CH416592A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT562761 1961-03-30

Publications (1)

Publication Number Publication Date
CH416592A true CH416592A (de) 1966-07-15

Family

ID=11120351

Family Applications (1)

Application Number Title Priority Date Filing Date
CH371962A CH416592A (de) 1961-03-30 1962-03-28 Verfahren zur Reinigung von Formaldehyd

Country Status (5)

Country Link
BE (1) BE615778A (fr)
CH (1) CH416592A (fr)
DE (1) DE1171895B (fr)
ES (1) ES276180A1 (fr)
GB (1) GB987457A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112691569A (zh) * 2020-12-04 2021-04-23 茌平银河化工有限公司 一种银法甲醛生产的甲醇蒸发氧化装置

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19748380A1 (de) * 1997-10-31 1999-05-06 Hoechst Ag Verfahren zur Reinigung von Formaldehyd, seine Verwendung sowie damit hergestellte Kunststoffe

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE888101C (de) * 1943-04-09 1953-08-31 Henkel & Cie Gmbh Verfahren zur Verbesserung der Gewinnung von Kondensaten aus den Abgasen der Paraffinoxydation
GB714821A (en) * 1951-10-20 1954-09-01 Celanese Corp Concentrated formaldehyde solutions
GB838097A (en) * 1955-06-30 1960-06-22 Borden Co Process for preparing formaldehyde in stable form

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112691569A (zh) * 2020-12-04 2021-04-23 茌平银河化工有限公司 一种银法甲醛生产的甲醇蒸发氧化装置

Also Published As

Publication number Publication date
BE615778A (fr) 1962-07-16
ES276180A1 (es) 1962-10-01
GB987457A (en) 1965-03-31
DE1171895B (de) 1964-06-11

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