FR2024979A1 - - Google Patents
Info
- Publication number
- FR2024979A1 FR2024979A1 FR6937872A FR6937872A FR2024979A1 FR 2024979 A1 FR2024979 A1 FR 2024979A1 FR 6937872 A FR6937872 A FR 6937872A FR 6937872 A FR6937872 A FR 6937872A FR 2024979 A1 FR2024979 A1 FR 2024979A1
- 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.)
- Pending
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)
- Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1812120A DE1812120C3 (de) | 1968-12-02 | 1968-12-02 | Verfahren zur Herstellung von Melamin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2024979A1 true FR2024979A1 (fr) | 1970-09-04 |
Family
ID=5714933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR6937872A Pending FR2024979A1 (fr) | 1968-12-02 | 1969-11-04 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3657236A (fr) |
| AT (1) | AT292723B (fr) |
| DE (1) | DE1812120C3 (fr) |
| FR (1) | FR2024979A1 (fr) |
| GB (1) | GB1282298A (fr) |
| NL (1) | NL167693B (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3895007A (en) * | 1972-04-28 | 1975-07-15 | Basf Ag | Manufacture of melamine |
| NL7903473A (nl) * | 1979-05-03 | 1980-11-05 | Stamicarbon | Werkwijze voor het bereiden van melamine. |
| FR2852011B1 (fr) * | 2003-03-07 | 2006-07-07 | Procede de fabrication de la melamine a partir de l'acide cyanurique et application a la purification de la melamine contenant de l'acide cyanurique comme impurete |
-
1968
- 1968-12-02 DE DE1812120A patent/DE1812120C3/de not_active Expired
-
1969
- 1969-11-04 FR FR6937872A patent/FR2024979A1/fr active Pending
- 1969-11-19 US US878190A patent/US3657236A/en not_active Expired - Lifetime
- 1969-12-01 AT AT1121269A patent/AT292723B/de not_active IP Right Cessation
- 1969-12-01 GB GB58506/69A patent/GB1282298A/en not_active Expired
- 1969-12-02 NL NL6918083.A patent/NL167693B/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| US3657236A (en) | 1972-04-18 |
| DE1812120C3 (de) | 1974-02-28 |
| GB1282298A (en) | 1972-07-19 |
| DE1812120A1 (de) | 1970-06-11 |
| NL6918083A (fr) | 1970-06-04 |
| AT292723B (de) | 1971-09-10 |
| DE1812120B2 (de) | 1973-05-30 |
| NL167693B (nl) | 1981-08-17 |