ES282992A1 - Procedimiento para recuperar melamina - Google Patents

Procedimiento para recuperar melamina

Info

Publication number
ES282992A1
ES282992A1 ES282992A ES282992A ES282992A1 ES 282992 A1 ES282992 A1 ES 282992A1 ES 282992 A ES282992 A ES 282992A ES 282992 A ES282992 A ES 282992A ES 282992 A1 ES282992 A1 ES 282992A1
Authority
ES
Spain
Prior art keywords
melamine
pressure
ammonia
carbon dioxide
separate
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
ES282992A
Other languages
English (en)
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 ES282992A1 publication Critical patent/ES282992A1/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D251/00—Heterocyclic compounds containing 1,3,5-triazine rings
    • C07D251/02—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings
    • C07D251/12—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members
    • C07D251/26—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members with only hetero atoms directly attached to ring carbon atoms
    • C07D251/40—Nitrogen atoms
    • C07D251/54—Three nitrogen atoms
    • C07D251/56—Preparation of melamine
    • C07D251/60—Preparation of melamine from urea or from carbon dioxide and ammonia

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
ES282992A 1961-12-01 1962-11-30 Procedimiento para recuperar melamina Expired ES282992A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2173661 1961-12-01

Publications (1)

Publication Number Publication Date
ES282992A1 true ES282992A1 (es) 1963-06-01

Family

ID=11186137

Family Applications (1)

Application Number Title Priority Date Filing Date
ES282992A Expired ES282992A1 (es) 1961-12-01 1962-11-30 Procedimiento para recuperar melamina

Country Status (8)

Country Link
AT (1) AT240371B (es)
BE (1) BE625578A (es)
CH (1) CH423797A (es)
DE (1) DE1470032A1 (es)
ES (1) ES282992A1 (es)
GB (1) GB958633A (es)
LU (1) LU42783A1 (es)
SE (1) SE309422B (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3455659A (en) * 1967-09-06 1969-07-15 American Cyanamid Co Superheating ammonia
ITMI20080861A1 (it) 2008-05-13 2009-11-14 Eurotecnica Melamine Luxembourg Processo migliorato per la purificazione della melammina e relativa apparecchiatura
RU2417992C2 (ru) * 2009-07-20 2011-05-10 Открытое акционерное общество "Научно-исследовательский и проектный институт карбамида и продуктов органического синтеза" (ОАО "НИИК") Способ получения меламина и способ удаления растворенных газов из водного раствора неочищенного меламина

Also Published As

Publication number Publication date
SE309422B (es) 1969-03-24
BE625578A (fr) 1963-05-30
GB958633A (en) 1964-05-21
LU42783A1 (es) 1963-11-30
AT240371B (de) 1965-05-25
DE1470032A1 (de) 1969-05-29
CH423797A (de) 1966-11-15

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