ES276180A1 - Un procedimiento para la preparación de formaldehido - Google Patents

Un procedimiento para la preparación de formaldehido

Info

Publication number
ES276180A1
ES276180A1 ES276180A ES276180A ES276180A1 ES 276180 A1 ES276180 A1 ES 276180A1 ES 276180 A ES276180 A ES 276180A ES 276180 A ES276180 A ES 276180A ES 276180 A1 ES276180 A1 ES 276180A1
Authority
ES
Spain
Prior art keywords
formaldehyde
preparation
procedure
polyhydroxy compound
decomposed
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
ES276180A
Other languages
English (en)
Spanish (es)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Montedison SpA
Original Assignee
Montecatini Societa Generale per lIndustria Mineraria e Chimica 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 Montecatini Societa Generale per lIndustria Mineraria e Chimica SpA filed Critical Montecatini Societa Generale per lIndustria Mineraria e Chimica SpA
Publication of ES276180A1 publication Critical patent/ES276180A1/es
Expired legal-status Critical Current

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)
ES276180A 1961-03-30 1962-03-29 Un procedimiento para la preparación de formaldehido Expired ES276180A1 (es)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
ES276180A1 true ES276180A1 (es) 1962-10-01

Family

ID=11120351

Family Applications (1)

Application Number Title Priority Date Filing Date
ES276180A Expired ES276180A1 (es) 1961-03-30 1962-03-29 Un procedimiento para la preparación de formaldehido

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)

Families Citing this family (2)

* 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
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

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

Also Published As

Publication number Publication date
BE615778A (fr) 1962-07-16
GB987457A (en) 1965-03-31
CH416592A (de) 1966-07-15
DE1171895B (de) 1964-06-11

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