ES297257A1 - A procedure for the preparation of a stabilized formaldehyde solution (Machine-translation by Google Translate, not legally binding) - Google Patents

A procedure for the preparation of a stabilized formaldehyde solution (Machine-translation by Google Translate, not legally binding)

Info

Publication number
ES297257A1
ES297257A1 ES297257A ES297257A ES297257A1 ES 297257 A1 ES297257 A1 ES 297257A1 ES 297257 A ES297257 A ES 297257A ES 297257 A ES297257 A ES 297257A ES 297257 A1 ES297257 A1 ES 297257A1
Authority
ES
Spain
Prior art keywords
translation
preparation
machine
legally binding
google translate
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
ES297257A
Other languages
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.)
Stamicarbon BV
Original Assignee
Stamicarbon BV
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 Stamicarbon BV filed Critical Stamicarbon BV
Publication of ES297257A1 publication Critical patent/ES297257A1/en
Expired legal-status Critical Current

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
    • C07C45/85—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to a chemical modification
    • 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
    • C07C45/86—Use of additives, e.g. for stabilisation

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)
  • Phenolic Resins Or Amino Resins (AREA)
  • Treating Waste Gases (AREA)

Abstract

A process for the preparation of a formaldehyde solution stabilized by forming a solution containing formaldehyde and polyuret as defined in the specification, in relative proportions such that 4 to 10 moles of formaldehyde are present per mole of polyuret, and maintaining the solution at a temperature of at least 50º C for some time. (Machine-translation by Google Translate, not legally binding)
ES297257A 1963-03-06 1964-03-05 A procedure for the preparation of a stabilized formaldehyde solution (Machine-translation by Google Translate, not legally binding) Expired ES297257A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL289888 1963-03-06

Publications (1)

Publication Number Publication Date
ES297257A1 true ES297257A1 (en) 1964-08-16

Family

ID=19754487

Family Applications (1)

Application Number Title Priority Date Filing Date
ES297257A Expired ES297257A1 (en) 1963-03-06 1964-03-05 A procedure for the preparation of a stabilized formaldehyde solution (Machine-translation by Google Translate, not legally binding)

Country Status (7)

Country Link
BE (1) BE644768A (en)
CH (1) CH454818A (en)
DE (2) DE1217354B (en)
ES (1) ES297257A1 (en)
GB (1) GB1035123A (en)
NL (1) NL289888A (en)
SE (1) SE331987B (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2378110A (en) * 1942-07-08 1945-06-12 Libbey Owens Ford Glass Co Biuret derivatives
US2488363A (en) * 1946-08-01 1949-11-15 Du Pont Stabilization of formaldehyde

Also Published As

Publication number Publication date
BE644768A (en) 1964-09-07
GB1035123A (en) 1966-07-06
DE1217354B (en) 1966-05-26
SE331987B (en) 1971-01-25
NL289888A (en)
DE1229508B (en) 1966-12-01
CH454818A (en) 1968-04-30

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