ES266932A1 - Procedimiento para la purificaciën de formaldehido - Google Patents

Procedimiento para la purificaciën de formaldehido

Info

Publication number
ES266932A1
ES266932A1 ES0266932A ES266932A ES266932A1 ES 266932 A1 ES266932 A1 ES 266932A1 ES 0266932 A ES0266932 A ES 0266932A ES 266932 A ES266932 A ES 266932A ES 266932 A1 ES266932 A1 ES 266932A1
Authority
ES
Spain
Prior art keywords
purifying formaldehyde
polyethylene glycol
esters
polyethylene
monoester
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
ES0266932A
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.)
Compagnie de Saint Gobain SA
Original Assignee
Compagnie de Saint Gobain SA
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 Compagnie de Saint Gobain SA filed Critical Compagnie de Saint Gobain SA
Publication of ES266932A1 publication Critical patent/ES266932A1/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
    • C07C45/78—Separation; Purification; Stabilisation; Use of additives
    • C07C45/783—Separation; Purification; Stabilisation; Use of additives by gas-liquid treatment, e.g. by gas-liquid absorption

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Removal Of Specific Substances (AREA)
ES0266932A 1960-06-14 1961-04-26 Procedimiento para la purificaciën de formaldehido Expired ES266932A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR829969A FR1285908A (fr) 1960-06-14 1960-06-14 Procédé de purification du formaldéhyde

Publications (1)

Publication Number Publication Date
ES266932A1 true ES266932A1 (es) 1961-11-01

Family

ID=8733386

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0266932A Expired ES266932A1 (es) 1960-06-14 1961-04-26 Procedimiento para la purificaciën de formaldehido

Country Status (6)

Country Link
CH (1) CH395047A (e)
ES (1) ES266932A1 (e)
FR (1) FR1285908A (e)
GB (1) GB949331A (e)
LU (1) LU39961A1 (e)
NL (1) NL263828A (e)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3268591A (en) * 1963-04-01 1966-08-23 Tenneco Chem Production of monomeric formaldehyde
US4962235A (en) * 1988-04-07 1990-10-09 Asahi Kasei Kogyo Kabushiki Kaisha Process for producing high purity formaldehyde

Also Published As

Publication number Publication date
FR1285908A (fr) 1962-03-02
NL263828A (e)
CH395047A (fr) 1965-07-15
GB949331A (en) 1964-02-12
LU39961A1 (e)

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