FR1505343A - Procédé de préparation de la mélamine - Google Patents

Procédé de préparation de la mélamine

Info

Publication number
FR1505343A
FR1505343A FR42897A FR42897A FR1505343A FR 1505343 A FR1505343 A FR 1505343A FR 42897 A FR42897 A FR 42897A FR 42897 A FR42897 A FR 42897A FR 1505343 A FR1505343 A FR 1505343A
Authority
FR
France
Prior art keywords
preparation process
melamine preparation
melamine
preparation
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
FR42897A
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.)
Nissan Chemical Corp
Original Assignee
Nissan Chemical Corp
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 Nissan Chemical Corp filed Critical Nissan Chemical Corp
Application granted granted Critical
Publication of FR1505343A publication Critical patent/FR1505343A/fr
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)
  • Physical Or Chemical Processes And Apparatus (AREA)
FR42897A 1964-12-18 1965-12-18 Procédé de préparation de la mélamine Expired FR1505343A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7100164 1964-12-18

Publications (1)

Publication Number Publication Date
FR1505343A true FR1505343A (fr) 1967-12-15

Family

ID=13447808

Family Applications (1)

Application Number Title Priority Date Filing Date
FR42897A Expired FR1505343A (fr) 1964-12-18 1965-12-18 Procédé de préparation de la mélamine

Country Status (2)

Country Link
US (1) US3423410A (fr)
FR (1) FR1505343A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9024020B2 (en) 2010-06-24 2015-05-05 Casale Sa Horizontal high-pressure melamine reactor

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102603661B (zh) * 2012-03-12 2014-10-22 李靖铭 中压气相淬冷法生产三聚氰胺的工艺

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2776285A (en) * 1957-01-01 Production of melamine
US3116294A (en) * 1963-12-31 Process- for preparing high-purity melamine from urea
US2776284A (en) * 1957-01-01 Apparatus and method for producing melamine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9024020B2 (en) 2010-06-24 2015-05-05 Casale Sa Horizontal high-pressure melamine reactor

Also Published As

Publication number Publication date
US3423410A (en) 1969-01-21

Similar Documents

Publication Publication Date Title
FR1482577A (fr) Procédé de préparation de béta-alkyl-alpha, oméga-diaminoalcanes
FR1460222A (fr) Procédé de préparation de détergents
FR1415050A (fr) Procédé de préparation de mélamine
FR1420995A (fr) Procédé de préparation de fluorochlorobenzènes
CH450385A (fr) Procédé de préparation de phtalonitriles
FR1435502A (fr) Procédé de préparation de 19-nor-delta4,9(10)-céto-3-stéroïdes
FR1450200A (fr) Procédé de préparation de benzyl-méthyl-cétones substituées
CH444874A (fr) Procédé de préparation de 2-aryl-acénaphténo-triazoles
CH436278A (fr) Procédé de préparation de 17-éthynyl-19-nor-stéroïdes
OA03369A (fr) Procédé de préparation de benzène-sulfonyl-urées.
CH480318A (fr) Procédé de préparation de 7a-méthyl gona-4,9-diènes
CH450418A (fr) Procédé de préparation de phtalimidoacylamido-benzophénones
FR1505343A (fr) Procédé de préparation de la mélamine
FR1393615A (fr) Procédé de préparation de la nu-vinylpyrrolidone
CH484141A (fr) Procédé de préparation de N-aminoalkyl-benzazacyclanes et -benzazacyclanones
FR1538958A (fr) Procédé de préparation de gonanes
FR1481054A (fr) Procédé de préparation de benzimidazole-1-oxydes substitués
FR1425651A (fr) Procédé perfectionné de préparation de poly-thio-éthers
FR1426584A (fr) Procédé de préparation de la alpha-pyrrolidone
CH458316A (fr) Procédé de préparation de la phytone
FR1426737A (fr) Procédé de préparation de la 3, 4-époxy-tétraméthylène-sulfone
FR1425874A (fr) Procédé de préparation de bêta-trichlorométhyl-bêta-propiolactone
CH486449A (fr) Procédé de préparation de phtalimidoacylamido-benzophénones
FR1439776A (fr) Procédé de préparation de 19-nor-b-norstéroïdes
FR1396627A (fr) Procédé de préparation de 1alpha-méthyl-delta2-5alpha-androstène-17beta-ols