BE617425A - Procédé pour la préparation de mélamine et produit obtenu - Google Patents

Procédé pour la préparation de mélamine et produit obtenu

Info

Publication number
BE617425A
BE617425A BE617425A BE617425A BE617425A BE 617425 A BE617425 A BE 617425A BE 617425 A BE617425 A BE 617425A BE 617425 A BE617425 A BE 617425A BE 617425 A BE617425 A BE 617425A
Authority
BE
Belgium
Prior art keywords
melamine
preparation
product obtained
product
Prior art date
Application number
BE617425A
Other languages
English (en)
Original Assignee
Hibernia Chemie Ges Mit Beschr
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 Hibernia Chemie Ges Mit Beschr filed Critical Hibernia Chemie Ges Mit Beschr
Publication of BE617425A publication Critical patent/BE617425A/fr

Links

Classifications

    • 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
    • B01J3/00—Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
    • B01J3/04—Pressure vessels, e.g. autoclaves
    • 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
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/0006—Controlling or regulating processes
    • B01J19/0013—Controlling the temperature of the process
    • 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
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/02—Apparatus characterised by being constructed of material selected for its chemically-resistant properties
    • 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
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
    • B01J8/0285—Heating or cooling the reactor
    • 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
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008—Controlling the process
    • B01J2208/00017—Controlling the temperature
    • B01J2208/00389—Controlling the temperature using electric heating or cooling elements
    • 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
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008—Controlling the process
    • B01J2208/00017—Controlling the temperature
    • B01J2208/00389—Controlling the temperature using electric heating or cooling elements
    • B01J2208/00398—Controlling the temperature using electric heating or cooling elements inside the reactor bed
    • 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
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00132—Controlling the temperature using electric heating or cooling elements
    • 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
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/02—Apparatus characterised by their chemically-resistant properties
    • B01J2219/0204—Apparatus characterised by their chemically-resistant properties comprising coatings on the surfaces in direct contact with the reactive components
    • B01J2219/0227—Apparatus characterised by their chemically-resistant properties comprising coatings on the surfaces in direct contact with the reactive components of graphite
    • 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
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/18—Details relating to the spatial orientation of the reactor
    • B01J2219/185—Details relating to the spatial orientation of the reactor vertical
    • 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
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/19—Details relating to the geometry of the reactor
    • B01J2219/194—Details relating to the geometry of the reactor round
    • B01J2219/1941—Details relating to the geometry of the reactor round circular or disk-shaped
    • B01J2219/1943—Details relating to the geometry of the reactor round circular or disk-shaped cylindrical

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Phenolic Resins Or Amino Resins (AREA)
BE617425A 1961-05-09 1962-05-09 Procédé pour la préparation de mélamine et produit obtenu BE617425A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEH42543A DE1162844B (de) 1961-05-09 1961-05-09 Verfahren zur Herstellung von Melamin

Publications (1)

Publication Number Publication Date
BE617425A true BE617425A (fr) 1962-08-31

Family

ID=7154899

Family Applications (2)

Application Number Title Priority Date Filing Date
BE633072D BE633072A (fr) 1961-05-09
BE617425A BE617425A (fr) 1961-05-09 1962-05-09 Procédé pour la préparation de mélamine et produit obtenu

Family Applications Before (1)

Application Number Title Priority Date Filing Date
BE633072D BE633072A (fr) 1961-05-09

Country Status (7)

Country Link
US (1) US3251842A (fr)
BE (2) BE617425A (fr)
CH (1) CH398625A (fr)
DE (1) DE1162844B (fr)
GB (1) GB957361A (fr)
LU (1) LU41617A1 (fr)
NL (4) NL278208A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1186071B (de) * 1962-06-06 1965-01-28 Hibernia Chemie Ges Mit Beschr Verfahren zur Herstellung von Melamin
DE1279023B (de) * 1965-07-27 1968-10-03 Mitsubishi Chem Ind Verfahren zur Herstellung von reinem Melamin

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2776286A (en) * 1957-01-01 Production of melamine
US3122541A (en) * 1964-02-25 Process for the production of melamine using the
US2776285A (en) * 1957-01-01 Production of melamine
GB735356A (en) * 1951-12-29 1955-08-17 Monsanto Chemicals Production of melamine
DE1102165B (de) * 1959-04-02 1961-03-16 Stamicarbon Verfahren und Vorrichtung zur kontinuierlichen Herstellung von Melamin

Also Published As

Publication number Publication date
LU41617A1 (fr) 1962-06-27
GB957361A (en) 1964-05-06
NL278207A (fr)
CH398625A (de) 1966-03-15
DE1162844B (de) 1964-02-13
BE633072A (fr)
NL278208A (fr)
NL121519C (fr)
NL123449C (fr)
US3251842A (en) 1966-05-17

Similar Documents

Publication Publication Date Title
BE612901A (fr) Procédé de préparation d'orthoalcoylphénols
BE614196A (fr) Procédé pour la préparation de nouveaux Delta <1,4>-16alpha-Méthylstéroïdes et produits obtenus
BE612628A (fr) Procédé pour la préparation de polyamides et de polyesters modifiés
BE614994A (fr) Procédé de préparation de la mélamine et produit obtenu
BE617425A (fr) Procédé pour la préparation de mélamine et produit obtenu
BE617424A (fr) Procédé pour la préparation de mélamine et produit obtenu
BE618639A (fr) Procédé pour la préparation de sulfapyrimidines
BE616561A (fr) Procédé pour la préparation de 5-chloro-4-nitro-2-aminophénol et produit obtenu
FR1294932A (fr) Procédé de préparation d'hydroxyalcoyl-1 diméthyl-3, 3 alcoxy-4 cyclohexènes-1 et produits obtenus
BE596784A (fr) Procédé de préparation de l'isothiocyanate de méthyle et produit obtenu.
FR1284457A (fr) Procédé de préparation de 4-méthylpentène-1 et produit obtenu
BE615985A (fr) Procédé pour la préparation de sulfamides et produits obtens
FR1514058A (fr) Procédé de préparation du 4, 4'-diisoamyloxythiocarbanilide et produit obtenu
FR1294931A (fr) Procédé de préparation d'hydroxyalcoyl-1 trialcoyl-3, 3, 4, cyclohexènes-1 et produits obtenus
FR1319512A (fr) Procédé de préparation améliorée de bioxyde de titane finement divisé, et produit obtenu
FR1305363A (fr) Procédé pour la préparation de mono- et bis-glyoxals aromatiques
FR1353913A (fr) Procédé pour la préparation de l'alpha-cyano-alpha-hydroxy-propionamide et le produit obtenu
FR1299385A (fr) Procédé de préparation d'un catalyseur d'isomérisation et produit obtenu
FR1341774A (fr) Procédé pour la préparation de sulfapyrimidines
FR1318573A (fr) Procédé pour la préparation de revêtements de polytétrafluoréthylène
FR1288386A (fr) Procédé pour la préparation de caroténoïdes
FR1377262A (fr) Procédé de préparation d'une succinimide alpha-substituée et produit ainsi obtenu
FR1507984A (fr) Procédé amélioré pour la préparation de sphères de substances difficilement agglomérables et produit ainsi obtenu
FR1318489A (fr) Procédé de préparation d'hydroxy-aldéhydes
BE608648A (fr) Procédé de préparation du 4,4'-diisoamyloxy-thiocarbanilide et produit obtenu