DK128774B - Fremgangsmåde til stabilisering af en vandig formaldehydopløsning. - Google Patents

Fremgangsmåde til stabilisering af en vandig formaldehydopløsning.

Info

Publication number
DK128774B
DK128774B DK191864A DK191864A DK128774B DK 128774 B DK128774 B DK 128774B DK 191864 A DK191864 A DK 191864A DK 191864 A DK191864 A DK 191864A DK 128774 B DK128774 B DK 128774B
Authority
DK
Denmark
Prior art keywords
stabilizing
formaldehyde solution
aqueous formaldehyde
aqueous
solution
Prior art date
Application number
DK191864A
Other languages
English (en)
Inventor
S Matsuura
Y Hikata
Original Assignee
Koei Chemical Co
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 Koei Chemical Co filed Critical Koei Chemical Co
Publication of DK128774B publication Critical patent/DK128774B/da

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C47/00—Compounds having —CHO groups
    • C07C47/02—Saturated compounds having —CHO groups bound to acyclic carbon atoms or to hydrogen
    • C07C47/04—Formaldehyde
    • 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)
  • Compositions Of Macromolecular Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Phenolic Resins Or Amino Resins (AREA)
DK191864A 1963-04-18 1964-04-17 Fremgangsmåde til stabilisering af en vandig formaldehydopløsning. DK128774B (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2038163 1963-04-18

Publications (1)

Publication Number Publication Date
DK128774B true DK128774B (da) 1974-07-01

Family

ID=12025448

Family Applications (1)

Application Number Title Priority Date Filing Date
DK191864A DK128774B (da) 1963-04-18 1964-04-17 Fremgangsmåde til stabilisering af en vandig formaldehydopløsning.

Country Status (6)

Country Link
DE (1) DE1219464B (da)
DK (1) DK128774B (da)
GB (1) GB1029039A (da)
NL (1) NL6404221A (da)
NO (1) NO116760B (da)
SE (1) SE316756B (da)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1067560B (it) * 1976-11-19 1985-03-16 Montedison Spa Processo per la preparazione di sospensioni acquose stabili di formaldeide e prodotti otenuti
DE2919496A1 (de) 1979-05-15 1980-12-04 Degussa Neue bisguanamine
IT1134537B (it) * 1980-12-02 1986-08-13 Sir Soc Italiana Resine Spa Soluzioni acquose concentrate e stabili di formaldeide e procedimento per la loro preparazione

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1228672A (fr) * 1958-06-24 1960-08-31 Celanese Corp Procédé de stabilisation de solutions aqueuses concentrées de formaldéhyde
DE1793563C2 (de) * 1961-10-18 1973-05-10 Montedison Spa Verfahren zur Herstellung von waessrigen Formaldehydloesungen,die in einem Temperaturbereich von -20 bis+60 deg. C bestaendig sind

Also Published As

Publication number Publication date
NO116760B (da) 1969-05-19
DE1219464B (de) 1966-06-23
GB1029039A (en) 1966-05-11
NL6404221A (da) 1964-10-19
SE316756B (da) 1969-11-03

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