DE60111824D1 - Verfahren zur herstellung von melamin aus harnstoff - Google Patents
Verfahren zur herstellung von melamin aus harnstoffInfo
- Publication number
- DE60111824D1 DE60111824D1 DE60111824T DE60111824T DE60111824D1 DE 60111824 D1 DE60111824 D1 DE 60111824D1 DE 60111824 T DE60111824 T DE 60111824T DE 60111824 T DE60111824 T DE 60111824T DE 60111824 D1 DE60111824 D1 DE 60111824D1
- Authority
- DE
- Germany
- Prior art keywords
- urea
- producing melamine
- cooling zone
- zone
- melamine
- 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 - Lifetime
Links
- 229920000877 Melamine resin Polymers 0.000 title abstract 2
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title abstract 2
- 239000004202 carbamide Substances 0.000 title abstract 2
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 title abstract 2
- 238000001816 cooling Methods 0.000 abstract 2
- KXDHJXZQYSOELW-UHFFFAOYSA-M Carbamate Chemical compound NC([O-])=O KXDHJXZQYSOELW-UHFFFAOYSA-M 0.000 abstract 1
- 238000010521 absorption reaction Methods 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 239000002826 coolant Substances 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
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)
- Phenolic Resins Or Amino Resins (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL1014281 | 2000-02-03 | ||
| NL1014281A NL1014281C2 (nl) | 2000-02-03 | 2000-02-03 | Werkwijze voor de bereiding van melamine uit ureum. |
| PCT/NL2001/000046 WO2001056999A1 (en) | 2000-02-03 | 2001-01-23 | Process for preparing melamine from urea |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE60111824D1 true DE60111824D1 (de) | 2005-08-11 |
| DE60111824T2 DE60111824T2 (de) | 2006-04-27 |
Family
ID=19770742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE60111824T Expired - Lifetime DE60111824T2 (de) | 2000-02-03 | 2001-01-23 | Verfahren zur herstellung von melamin aus harnstoff |
Country Status (18)
| Country | Link |
|---|---|
| US (1) | US6835834B2 (de) |
| EP (1) | EP1252148B1 (de) |
| JP (1) | JP2003521539A (de) |
| KR (1) | KR100703547B1 (de) |
| CN (1) | CN1262546C (de) |
| AT (1) | ATE299137T1 (de) |
| AU (2) | AU2001234239B2 (de) |
| CA (1) | CA2398986A1 (de) |
| DE (1) | DE60111824T2 (de) |
| EA (1) | EA005129B1 (de) |
| ES (1) | ES2245350T3 (de) |
| MX (1) | MXPA02007551A (de) |
| NL (1) | NL1014281C2 (de) |
| NO (1) | NO323867B1 (de) |
| PL (1) | PL207030B1 (de) |
| RO (1) | RO120910B1 (de) |
| TW (1) | TW526196B (de) |
| WO (1) | WO2001056999A1 (de) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL1019913C2 (nl) * | 2002-02-07 | 2003-08-08 | Dsm Nv | Werkwijze voor het bereiden van melamine. |
| EP1688411A1 (de) * | 2005-02-04 | 2006-08-09 | DSM IP Assets B.V. | Verfahren zur Herstellung von Melamin |
| EP2222651A2 (de) * | 2007-12-20 | 2010-09-01 | DSM IP Assets B.V. | Verfahren zur herstellung von melamin |
| WO2009132750A1 (en) * | 2008-04-29 | 2009-11-05 | Dsm Ip Assets B.V. | Process for recovering solid melamine |
| EP3208264A1 (de) * | 2016-02-19 | 2017-08-23 | Casale SA | Verfahren zur modernisierung einer hochdrückmelaminanlage |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3239522A (en) * | 1963-03-12 | 1966-03-08 | Chemical Construction Corp | Synthesis of urea and melamine |
| NL6801577A (de) * | 1968-02-02 | 1969-08-05 | ||
| NL6919152A (de) * | 1969-12-20 | 1971-06-22 | ||
| NL8204979A (nl) * | 1982-12-24 | 1984-07-16 | Unie Van Kunstmestfab Bv | Werkwijze voor het bepalen en regelen van de samenstelling van waterige oplossingen van nh3 en co2. |
| JPH06184085A (ja) * | 1992-12-22 | 1994-07-05 | Toyo Eng Corp | カルバミン酸アンモニウム溶液の分析法およびそれを用いた尿素プラントの制御方法 |
| US5384404A (en) * | 1993-11-05 | 1995-01-24 | Lee; Jing M. | Process for manufacturing melamine from urea |
| JPH08291130A (ja) * | 1995-04-25 | 1996-11-05 | Toyo Eng Corp | 尿素製造方法 |
-
2000
- 2000-02-03 NL NL1014281A patent/NL1014281C2/nl not_active IP Right Cessation
-
2001
- 2001-01-23 AT AT01906411T patent/ATE299137T1/de active
- 2001-01-23 CN CNB018044336A patent/CN1262546C/zh not_active Expired - Fee Related
- 2001-01-23 KR KR1020027009906A patent/KR100703547B1/ko not_active Expired - Fee Related
- 2001-01-23 PL PL356322A patent/PL207030B1/pl unknown
- 2001-01-23 EA EA200200828A patent/EA005129B1/ru not_active IP Right Cessation
- 2001-01-23 CA CA002398986A patent/CA2398986A1/en not_active Abandoned
- 2001-01-23 RO ROA200201070A patent/RO120910B1/ro unknown
- 2001-01-23 JP JP2001556849A patent/JP2003521539A/ja not_active Ceased
- 2001-01-23 AU AU2001234239A patent/AU2001234239B2/en not_active Ceased
- 2001-01-23 AU AU3423901A patent/AU3423901A/xx active Pending
- 2001-01-23 MX MXPA02007551A patent/MXPA02007551A/es active IP Right Grant
- 2001-01-23 ES ES01906411T patent/ES2245350T3/es not_active Expired - Lifetime
- 2001-01-23 DE DE60111824T patent/DE60111824T2/de not_active Expired - Lifetime
- 2001-01-23 EP EP01906411A patent/EP1252148B1/de not_active Expired - Lifetime
- 2001-01-23 WO PCT/NL2001/000046 patent/WO2001056999A1/en not_active Ceased
- 2001-01-29 TW TW090101686A patent/TW526196B/zh not_active IP Right Cessation
-
2002
- 2002-07-30 NO NO20023620A patent/NO323867B1/no not_active IP Right Cessation
- 2002-08-02 US US10/210,877 patent/US6835834B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| ATE299137T1 (de) | 2005-07-15 |
| TW526196B (en) | 2003-04-01 |
| ES2245350T3 (es) | 2006-01-01 |
| AU2001234239B2 (en) | 2006-05-11 |
| NO20023620D0 (no) | 2002-07-30 |
| EA005129B1 (ru) | 2004-12-30 |
| NL1014281C2 (nl) | 2001-08-06 |
| PL207030B1 (pl) | 2010-10-29 |
| DE60111824T2 (de) | 2006-04-27 |
| CN1396913A (zh) | 2003-02-12 |
| EP1252148B1 (de) | 2005-07-06 |
| WO2001056999A1 (en) | 2001-08-09 |
| EP1252148A1 (de) | 2002-10-30 |
| RO120910B1 (ro) | 2006-09-29 |
| PL356322A1 (en) | 2004-06-28 |
| NO323867B1 (no) | 2007-07-16 |
| US6835834B2 (en) | 2004-12-28 |
| AU3423901A (en) | 2001-08-14 |
| KR20020073571A (ko) | 2002-09-27 |
| NO20023620L (no) | 2002-07-30 |
| CA2398986A1 (en) | 2001-08-09 |
| CN1262546C (zh) | 2006-07-05 |
| EA200200828A1 (ru) | 2003-02-27 |
| US20030050473A1 (en) | 2003-03-13 |
| KR100703547B1 (ko) | 2007-04-03 |
| MXPA02007551A (es) | 2002-12-13 |
| JP2003521539A (ja) | 2003-07-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition | ||
| R082 | Change of representative |
Ref document number: 1252148 Country of ref document: EP Representative=s name: MUELLER-BORE & PARTNER, PATENTANWAELTE, EUROPEAN P |