AT164797B - Verfahren zur Herstellung von Melamin - Google Patents

Verfahren zur Herstellung von Melamin

Info

Publication number
AT164797B
AT164797B AT164797DA AT164797B AT 164797 B AT164797 B AT 164797B AT 164797D A AT164797D A AT 164797DA AT 164797 B AT164797 B AT 164797B
Authority
AT
Austria
Prior art keywords
melamine
production
Prior art date
Application number
Other languages
English (en)
Inventor
Joseph Hayes Paden
Johnstone Sinnott Mackay
Original Assignee
American Cyanamid 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 American Cyanamid Co filed Critical American Cyanamid Co
Application granted granted Critical
Publication of AT164797B publication Critical patent/AT164797B/de

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
    • 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)
AT164797D 1943-07-17 1948-01-06 Verfahren zur Herstellung von Melamin AT164797B (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US49521643 US2566231A (en) 1943-07-17 1943-07-17 Preparation of melamine
US166446XA 1947-11-06 1947-11-06

Publications (1)

Publication Number Publication Date
AT164797B true AT164797B (de) 1949-12-10

Family

ID=91465551

Family Applications (2)

Application Number Title Priority Date Filing Date
AT164797D AT164797B (de) 1943-07-17 1948-01-06 Verfahren zur Herstellung von Melamin
AT166446D AT166446B (de) 1943-07-17 1948-11-03 Verfahren zur Herstellung von Melamin

Family Applications After (1)

Application Number Title Priority Date Filing Date
AT166446D AT166446B (de) 1943-07-17 1948-11-03 Verfahren zur Herstellung von Melamin

Country Status (12)

Country Link
US (1) US2566231A (de)
AT (2) AT164797B (de)
BE (1) BE460282A (de)
CH (1) CH266367A (de)
DE (1) DE883149C (de)
FR (1) FR913384A (de)
GB (1) GB598175A (de)
IT (1) IT417563A (de)
LU (1) LU28860A1 (de)
NL (1) NL61113C (de)
NO (1) NO73486A (de)
SE (1) SE122183C1 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE975688C (de) * 1953-03-29 1962-05-10 Sueddeutsche Kalkstickstoff Verfahren zur Herstellung von Melamin aus Harnstoff
DE1169452B (de) * 1959-06-01 1964-05-06 Azote Office Nat Ind Verfahren zur Herstellung von Melamin

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2557986A (en) * 1951-06-26 Preparation of melamine
US2527316A (en) * 1950-10-24 Production of cyanuric acid
US2644820A (en) * 1953-07-07 Inlet for
US2819266A (en) * 1958-01-07 Manufacture of melamine
US3111519A (en) * 1963-11-19 Process fos the production of
US3116294A (en) * 1963-12-31 Process- for preparing high-purity melamine from urea
US2769005A (en) * 1956-10-30 Process for the preparation of melamine
US3152128A (en) * 1964-10-06 Preparation of melamine
US3179664A (en) * 1965-04-20 Processes for preparing melamine
US2658892A (en) * 1953-11-10 Preparation of melamine fkom
US3093641A (en) * 1963-06-11 formaini
US2999093A (en) * 1961-09-05 Preparation of melamese from
US2684964A (en) * 1954-07-27 Production of melamine
US2566228A (en) * 1951-08-28 Production of melamine
US2845424A (en) * 1958-07-29 Preparation of melamine
US2918467A (en) * 1959-12-22 Production of melamine
US2760961A (en) * 1953-09-18 1956-08-28 American Cyanamid Co Preparation of melamine
US2759974A (en) * 1953-09-11 1956-08-21 American Cyanamid Co Preparation of guanidines from cyanates of alkali metals and sulfamates
US2815269A (en) * 1955-06-22 1957-12-03 Monsanto Chemicals Gas releasing device and method
NL252130A (de) * 1959-06-01
DE1098935B (de) * 1959-07-15 1961-02-09 Colgate Palmolive Co Verfahren zur Herstellung von reinem Biuret
US3386999A (en) * 1966-02-10 1968-06-04 Chemical Construction Corp Synthesis of melamine

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1902889A (en) * 1933-03-28 Industbie axtiengesellschaft
US2164705A (en) * 1939-07-04 Manufacture of melamine
US2301629A (en) * 1942-11-10 Manufacture of melamine
US2191361A (en) * 1940-02-20 Manufacture of amino-triazine
DE527237C (de) * 1928-01-01 1931-06-23 Fritz Sander Dr Ing Verfahren zur Darstellung von Guanidin bzw. Guanidinsalzen, insbesondere von Guanidinphoshpat
GB337394A (en) * 1929-07-29 1930-10-29 Ig Farbenindustrie Ag Improvements in the production of urea
US2101807A (en) * 1935-05-13 1937-12-07 Dow Chemical Co Fertilizer
US2142965A (en) * 1936-06-04 1939-01-03 Dow Chemical Co Nitrogenous fertilizer

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE975688C (de) * 1953-03-29 1962-05-10 Sueddeutsche Kalkstickstoff Verfahren zur Herstellung von Melamin aus Harnstoff
DE1169452B (de) * 1959-06-01 1964-05-06 Azote Office Nat Ind Verfahren zur Herstellung von Melamin

Also Published As

Publication number Publication date
BE460282A (de) 1945-10-31
CH266367A (fr) 1950-01-31
AT166446B (de) 1950-07-25
NL61113C (nl) 1948-05-15
GB598175A (en) 1948-02-12
IT417563A (de)
DE883149C (de) 1953-07-16
SE122183C1 (de) 1948-07-15
US2566231A (en) 1951-08-28
LU28860A1 (de) 1948-04-28
NO73486A (de)
FR913384A (fr) 1946-09-05

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