FR90328E - Perfectionnements relatifs aux solutions concentrées urée-formaldéhyde - Google Patents

Perfectionnements relatifs aux solutions concentrées urée-formaldéhyde

Info

Publication number
FR90328E
FR90328E FR70895A FR70895A FR90328E FR 90328 E FR90328 E FR 90328E FR 70895 A FR70895 A FR 70895A FR 70895 A FR70895 A FR 70895A FR 90328 E FR90328 E FR 90328E
Authority
FR
France
Prior art keywords
improvements relating
formaldehyde solutions
concentrated urea
urea
concentrated
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
FR70895A
Other languages
English (en)
Inventor
Enrico Bondi
Franco Falciani
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
Montedison SpA
Montecatini Edison 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, Montecatini Edison SpA filed Critical Montedison SpA
Priority to FR70895A priority Critical patent/FR90328E/fr
Application granted granted Critical
Publication of FR90328E publication Critical patent/FR90328E/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G12/00—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C273/02—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds
    • C07C273/025—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds of solutions of urea and formaldehyde

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
FR70895A 1965-07-27 1966-07-26 Perfectionnements relatifs aux solutions concentrées urée-formaldéhyde Expired FR90328E (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR70895A FR90328E (fr) 1965-07-27 1966-07-26 Perfectionnements relatifs aux solutions concentrées urée-formaldéhyde

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT1699865 1965-07-27
FR70895A FR90328E (fr) 1965-07-27 1966-07-26 Perfectionnements relatifs aux solutions concentrées urée-formaldéhyde

Publications (1)

Publication Number Publication Date
FR90328E true FR90328E (fr) 1967-11-24

Family

ID=26172214

Family Applications (1)

Application Number Title Priority Date Filing Date
FR70895A Expired FR90328E (fr) 1965-07-27 1966-07-26 Perfectionnements relatifs aux solutions concentrées urée-formaldéhyde

Country Status (1)

Country Link
FR (1) FR90328E (fr)

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