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NL142161B - PROCESS FOR THE CONTINUOUS PREPARATION OF MELAMINE. - Google Patents

PROCESS FOR THE CONTINUOUS PREPARATION OF MELAMINE.

Info

Publication number
NL142161B
NL142161B NL294614A NL294614A NL142161B NL 142161 B NL142161 B NL 142161B NL 294614 A NL294614 A NL 294614A NL 294614 A NL294614 A NL 294614A NL 142161 B NL142161 B NL 142161B
Authority
NL
Netherlands
Prior art keywords
melamine
continuous preparation
continuous
preparation
Prior art date
Application number
NL294614A
Other languages
Dutch (nl)
Original Assignee
Sueddeutsche Kalkstickstoff
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 Sueddeutsche Kalkstickstoff filed Critical Sueddeutsche Kalkstickstoff
Publication of NL142161B publication Critical patent/NL142161B/en

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J4/00—Feed or outlet devices; Feed or outlet control devices

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
NL294614A 1962-07-20 1963-06-27 PROCESS FOR THE CONTINUOUS PREPARATION OF MELAMINE. NL142161B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES80520A DE1226112B (en) 1962-07-20 1962-07-20 Process for the continuous production of melamine

Publications (1)

Publication Number Publication Date
NL142161B true NL142161B (en) 1974-05-15

Family

ID=7508922

Family Applications (2)

Application Number Title Priority Date Filing Date
NL294614D NL294614A (en) 1962-07-20
NL294614A NL142161B (en) 1962-07-20 1963-06-27 PROCESS FOR THE CONTINUOUS PREPARATION OF MELAMINE.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL294614D NL294614A (en) 1962-07-20

Country Status (5)

Country Link
AT (1) AT248444B (en)
CH (1) CH436321A (en)
DE (1) DE1226112B (en)
GB (1) GB1004426A (en)
NL (2) NL142161B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030028020A1 (en) * 2001-07-27 2003-02-06 Gupta Ram B. Process for the synthesis of high purity melamine

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2712491A (en) * 1954-03-16 1955-07-05 American Cyanamid Co Preparation of ammonium cyanate from urea

Also Published As

Publication number Publication date
AT248444B (en) 1966-07-25
DE1226112B (en) 1966-10-06
NL294614A (en)
CH436321A (en) 1967-05-31
GB1004426A (en) 1965-09-15

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: SKW TROSTBERG