FR2011798A1 - - Google Patents

Info

Publication number
FR2011798A1
FR2011798A1 FR6921983A FR6921983A FR2011798A1 FR 2011798 A1 FR2011798 A1 FR 2011798A1 FR 6921983 A FR6921983 A FR 6921983A FR 6921983 A FR6921983 A FR 6921983A FR 2011798 A1 FR2011798 A1 FR 2011798A1
Authority
FR
France
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.)
Withdrawn
Application number
FR6921983A
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.)
Stamicarbon BV
Original Assignee
Stamicarbon BV
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 Stamicarbon BV filed Critical Stamicarbon BV
Publication of FR2011798A1 publication Critical patent/FR2011798A1/fr
Withdrawn legal-status Critical Current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
    • C07D251/62—Purification of melamine
    • 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)
  • Phenolic Resins Or Amino Resins (AREA)
FR6921983A 1968-06-29 1969-06-30 Withdrawn FR2011798A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6809253A NL6809253A (fr) 1968-06-29 1968-06-29

Publications (1)

Publication Number Publication Date
FR2011798A1 true FR2011798A1 (fr) 1970-03-06

Family

ID=19804033

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6921983A Withdrawn FR2011798A1 (fr) 1968-06-29 1969-06-30

Country Status (11)

Country Link
US (1) US3578664A (fr)
AT (1) AT289133B (fr)
BE (1) BE735283A (fr)
BR (1) BR6910314D0 (fr)
CH (1) CH507968A (fr)
DE (1) DE1933117A1 (fr)
ES (1) ES368936A1 (fr)
FR (1) FR2011798A1 (fr)
GB (1) GB1247208A (fr)
NL (1) NL6809253A (fr)
SE (1) SE349583B (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3700672A (en) * 1969-04-15 1972-10-24 Nissan Chemical Ind Ltd Process for recovering by-product gases at high pressure in melamine production
BE760072A (fr) * 1969-12-11 1971-06-09 Stamicarbon Procede pour la separation de melamine a partir d'un melange gazeux de synthese comprenant de la vapeur de melamine
AT410210B (de) 2000-08-07 2003-03-25 Agrolinz Melamin Gmbh Verfahren zur herstellung von melamin

Also Published As

Publication number Publication date
US3578664A (en) 1971-05-11
NL6809253A (fr) 1969-12-31
DE1933117A1 (de) 1970-09-17
CH507968A (de) 1971-05-31
SE349583B (fr) 1972-10-02
BR6910314D0 (pt) 1973-01-23
AT289133B (de) 1971-04-13
BE735283A (fr) 1969-12-29
ES368936A1 (es) 1971-07-16
GB1247208A (en) 1971-09-22

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Legal Events

Date Code Title Description
ST Notification of lapse