NL1014281C2 - Werkwijze voor de bereiding van melamine uit ureum. - Google Patents
Werkwijze voor de bereiding van melamine uit ureum. Download PDFInfo
- Publication number
- NL1014281C2 NL1014281C2 NL1014281A NL1014281A NL1014281C2 NL 1014281 C2 NL1014281 C2 NL 1014281C2 NL 1014281 A NL1014281 A NL 1014281A NL 1014281 A NL1014281 A NL 1014281A NL 1014281 C2 NL1014281 C2 NL 1014281C2
- Authority
- NL
- Netherlands
- Prior art keywords
- melamine
- absorption zone
- zone
- reactor
- cooling
- Prior art date
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)
- Phenolic Resins Or Amino Resins (AREA)
Priority Applications (19)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
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 |
DE60111824T DE60111824T2 (de) | 2000-02-03 | 2001-01-23 | Verfahren zur herstellung von melamin aus harnstoff |
AU2001234239A AU2001234239B2 (en) | 2000-02-03 | 2001-01-23 | Process for preparing melamine from urea |
JP2001556849A JP2003521539A (ja) | 2000-02-03 | 2001-01-23 | 尿素からメラミンを製造する方法 |
AU3423901A AU3423901A (en) | 2000-02-03 | 2001-01-23 | Process for preparing melamine from urea |
EP01906411A EP1252148B1 (de) | 2000-02-03 | 2001-01-23 | Verfahren zur herstellung von melamin aus harnstoff |
EA200200828A EA005129B1 (ru) | 2000-02-03 | 2001-01-23 | Способ получения меламина из мочевины |
KR1020027009906A KR100703547B1 (ko) | 2000-02-03 | 2001-01-23 | 우레아로부터 멜라민의 제조방법 |
PL356322A PL207030B1 (pl) | 2000-02-03 | 2001-01-23 | Sposób wytwarzania melaminy z mocznika oraz sposób modyfikacji istniejących instalacji do wytwarzania melaminy |
CA002398986A CA2398986A1 (en) | 2000-02-03 | 2001-01-23 | Process for preparing melamine from urea |
CNB018044336A CN1262546C (zh) | 2000-02-03 | 2001-01-23 | 由尿素制备三聚氰胺的方法 |
ROA200201070A RO120910B1 (ro) | 2000-02-03 | 2001-01-23 | Procedeu de preparare a melaminei din uree |
ES01906411T ES2245350T3 (es) | 2000-02-03 | 2001-01-23 | Proceso para preparar melamina a partir de urea. |
MXPA02007551A MXPA02007551A (es) | 2000-02-03 | 2001-01-23 | Procedimiento para preparar melamina a partir de urea. |
AT01906411T ATE299137T1 (de) | 2000-02-03 | 2001-01-23 | Verfahren zur herstellung von melamin aus harnstoff |
TW090101686A TW526196B (en) | 2000-02-03 | 2001-01-29 | Process for preparing melamine from urea |
NO20023620A NO323867B1 (no) | 2000-02-03 | 2002-07-30 | Fremgangsmate ved fremstilling av melamin fra urea |
US10/210,877 US6835834B2 (en) | 2000-02-03 | 2002-08-02 | Process for preparing melamine from urea |
Applications Claiming Priority (2)
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. |
Publications (1)
Publication Number | Publication Date |
---|---|
NL1014281C2 true NL1014281C2 (nl) | 2001-08-06 |
Family
ID=19770742
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL1014281A NL1014281C2 (nl) | 2000-02-03 | 2000-02-03 | Werkwijze voor de bereiding van melamine uit ureum. |
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) | AU3423901A (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 |
EA201070769A1 (ru) * | 2007-12-20 | 2010-12-30 | ДСМ Ай Пи ЭССЕТС Б.В. | Способ получения меламина |
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 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0114442A1 (de) * | 1982-12-24 | 1984-08-01 | Stamicarbon B.V. | Verfahren zur Bestimmung und Kontrolle der Zusammenstellung von wässrigen Lösungen von NH3 und CO2 |
WO1996020933A1 (en) * | 1993-11-05 | 1996-07-11 | Jing Ming Lee | Process for manufacturing melamine from urea |
Family Cites Families (5)
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 | ||
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 |
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 MX MXPA02007551A patent/MXPA02007551A/es active IP Right Grant
- 2001-01-23 EP EP01906411A patent/EP1252148B1/de not_active Expired - Lifetime
- 2001-01-23 CN CNB018044336A patent/CN1262546C/zh not_active Expired - Fee Related
- 2001-01-23 EA EA200200828A patent/EA005129B1/ru not_active IP Right Cessation
- 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 PL PL356322A patent/PL207030B1/pl unknown
- 2001-01-23 WO PCT/NL2001/000046 patent/WO2001056999A1/en active IP Right Grant
- 2001-01-23 KR KR1020027009906A patent/KR100703547B1/ko not_active IP Right Cessation
- 2001-01-23 AT AT01906411T patent/ATE299137T1/de active
- 2001-01-23 RO ROA200201070A patent/RO120910B1/ro unknown
- 2001-01-23 JP JP2001556849A patent/JP2003521539A/ja not_active Ceased
- 2001-01-23 AU AU3423901A patent/AU3423901A/xx active Pending
- 2001-01-23 CA CA002398986A patent/CA2398986A1/en not_active Abandoned
- 2001-01-23 AU AU2001234239A patent/AU2001234239B2/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
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0114442A1 (de) * | 1982-12-24 | 1984-08-01 | Stamicarbon B.V. | Verfahren zur Bestimmung und Kontrolle der Zusammenstellung von wässrigen Lösungen von NH3 und CO2 |
WO1996020933A1 (en) * | 1993-11-05 | 1996-07-11 | Jing Ming Lee | Process for manufacturing melamine from urea |
Non-Patent Citations (1)
Title |
---|
"NITROGEN,LONDON,GB", NITROGEN,LONDON,GB, vol. 139, September 1982 (1982-09-01), pages 32 - 39, XP002085085, ISSN: 0029-0777 * |
Also Published As
Publication number | Publication date |
---|---|
KR100703547B1 (ko) | 2007-04-03 |
NO323867B1 (no) | 2007-07-16 |
PL207030B1 (pl) | 2010-10-29 |
CA2398986A1 (en) | 2001-08-09 |
AU2001234239B2 (en) | 2006-05-11 |
DE60111824T2 (de) | 2006-04-27 |
DE60111824D1 (de) | 2005-08-11 |
KR20020073571A (ko) | 2002-09-27 |
US20030050473A1 (en) | 2003-03-13 |
MXPA02007551A (es) | 2002-12-13 |
EP1252148B1 (de) | 2005-07-06 |
CN1262546C (zh) | 2006-07-05 |
ATE299137T1 (de) | 2005-07-15 |
TW526196B (en) | 2003-04-01 |
EP1252148A1 (de) | 2002-10-30 |
PL356322A1 (en) | 2004-06-28 |
CN1396913A (zh) | 2003-02-12 |
AU3423901A (en) | 2001-08-14 |
ES2245350T3 (es) | 2006-01-01 |
JP2003521539A (ja) | 2003-07-15 |
EA200200828A1 (ru) | 2003-02-27 |
NO20023620L (no) | 2002-07-30 |
EA005129B1 (ru) | 2004-12-30 |
NO20023620D0 (no) | 2002-07-30 |
US6835834B2 (en) | 2004-12-28 |
RO120910B1 (ro) | 2006-09-29 |
WO2001056999A1 (en) | 2001-08-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PD2B | A search report has been drawn up | ||
SD | Assignments of patents |
Owner name: DSM IP ASSETS B.V. Effective date: 20050915 |
|
TD | Modifications of names of proprietors of patents |
Owner name: KONINKLIJKE DSM N.V. Effective date: 20050915 |
|
VD1 | Lapsed due to non-payment of the annual fee |
Effective date: 20070901 |