ATE296813T1 - Verfahren zur herstellung von melamin aus harnstoff - Google Patents

Verfahren zur herstellung von melamin aus harnstoff

Info

Publication number: ATE296813T1
Authority: AT; Austria
Prior art keywords: urea; producing melamine; temperature; melamine; contacted
Prior art date: 2000-02-03

Application number

AT01906412T

Other languages

English (en)

Inventor

Wit Nora Anna De

Original Assignee

Dsm Ip Assets 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.)

2000-02-03

Filing date

2001-01-24

Publication date

2005-06-15

2001-01-24 Application filed by Dsm Ip Assets Bv filed Critical Dsm Ip Assets Bv

2005-06-15 Application granted granted Critical

2005-06-15 Publication of ATE296813T1 publication Critical patent/ATE296813T1/de

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
239000003054 catalyst Substances 0.000 abstract 1
239000002826 coolant Substances 0.000 abstract 1
239000007788 liquid Substances 0.000 abstract 1
238000005201 scrubbing Methods 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)
Catalysts (AREA)

AT01906412T 2000-02-03 2001-01-24 Verfahren zur herstellung von melamin aus harnstoff ATE296813T1 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
NL1014280A NL1014280C2 (nl)	2000-02-03	2000-02-03	Werkwijze voor de bereiding van melamine uit ureum.
PCT/NL2001/000047 WO2001057000A1 (en)	2000-02-03	2001-01-24	Process for preparing melamine from urea

Publications (1)

Publication Number	Publication Date
ATE296813T1 true ATE296813T1 (de)	2005-06-15

Family

ID=19770741

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT01906412T ATE296813T1 (de)	2000-02-03	2001-01-24	Verfahren zur herstellung von melamin aus harnstoff

Country Status (18)

Country	Link
US (1)	US6617455B2 (de)
EP (1)	EP1252149B1 (de)
JP (1)	JP2003521540A (de)
KR (1)	KR100703548B1 (de)
CN (1)	CN1187344C (de)
AT (1)	ATE296813T1 (de)
AU (2)	AU3424001A (de)
CA (1)	CA2398989A1 (de)
DE (1)	DE60111185T2 (de)
EA (1)	EA005130B1 (de)
ES (1)	ES2241790T3 (de)
MX (1)	MXPA02007550A (de)
NL (1)	NL1014280C2 (de)
NO (1)	NO323864B1 (de)
PL (1)	PL356323A1 (de)
RO (1)	RO121776B1 (de)
TW (1)	TW555750B (de)
WO (1)	WO2001057000A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP2386536A1 (de) *	2010-05-11	2011-11-16	Lonza Ltd.	Prozess zur Hydrogenierung von Ketoestern

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
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.
US5384404A (en) *	1993-11-05	1995-01-24	Lee; Jing M.	Process for manufacturing melamine from urea
TW385307B (en) *	1996-08-30	2000-03-21	Dsm Nv	Process for the preparation of urea
JP3987607B2 (ja) *	1996-10-07	2007-10-10	東洋エンジニアリング株式会社	改良された尿素合成方法および装置
NL1005118C2 (nl) *	1997-01-29	1998-07-30	Dsm Nv	Werkwijze voor de bereiding van ureum.

2000
- 2000-02-03 NL NL1014280A patent/NL1014280C2/nl not_active IP Right Cessation
2001
- 2001-01-24 DE DE60111185T patent/DE60111185T2/de not_active Expired - Fee Related
- 2001-01-24 PL PL01356323A patent/PL356323A1/xx unknown
- 2001-01-24 AT AT01906412T patent/ATE296813T1/de not_active IP Right Cessation
- 2001-01-24 EA EA200200829A patent/EA005130B1/ru not_active IP Right Cessation
- 2001-01-24 CA CA002398989A patent/CA2398989A1/en not_active Abandoned
- 2001-01-24 ES ES01906412T patent/ES2241790T3/es not_active Expired - Lifetime
- 2001-01-24 JP JP2001556850A patent/JP2003521540A/ja not_active Ceased
- 2001-01-24 EP EP01906412A patent/EP1252149B1/de not_active Expired - Lifetime
- 2001-01-24 AU AU3424001A patent/AU3424001A/xx active Pending
- 2001-01-24 MX MXPA02007550A patent/MXPA02007550A/es active IP Right Grant
- 2001-01-24 RO ROA200201069A patent/RO121776B1/ro unknown
- 2001-01-24 KR KR1020027009907A patent/KR100703548B1/ko not_active Expired - Fee Related
- 2001-01-24 WO PCT/NL2001/000047 patent/WO2001057000A1/en not_active Ceased
- 2001-01-24 AU AU2001234240A patent/AU2001234240B2/en not_active Ceased
- 2001-01-24 CN CNB018044344A patent/CN1187344C/zh not_active Expired - Fee Related
- 2001-01-29 TW TW090101682A patent/TW555750B/zh not_active IP Right Cessation
2002
- 2002-07-30 NO NO20023621A patent/NO323864B1/no not_active IP Right Cessation
- 2002-08-02 US US10/210,876 patent/US6617455B2/en not_active Expired - Fee Related

Also Published As

Publication number	Publication date
KR20020073572A (ko)	2002-09-27
DE60111185T2 (de)	2006-03-23
AU3424001A (en)	2001-08-14
EA005130B1 (ru)	2004-12-30
CA2398989A1 (en)	2001-08-09
US20030040624A1 (en)	2003-02-27
TW555750B (en)	2003-10-01
ES2241790T3 (es)	2005-11-01
PL356323A1 (en)	2004-06-28
MXPA02007550A (es)	2002-12-13
NO20023621D0 (no)	2002-07-30
US6617455B2 (en)	2003-09-09
DE60111185D1 (de)	2005-07-07
AU2001234240B2 (en)	2005-04-21
CN1187344C (zh)	2005-02-02
NO323864B1 (no)	2007-07-16
WO2001057000A1 (en)	2001-08-09
EP1252149A1 (de)	2002-10-30
EP1252149B1 (de)	2005-06-01
EA200200829A1 (ru)	2003-02-27
KR100703548B1 (ko)	2007-04-03
NL1014280C2 (nl)	2001-08-06
RO121776B1 (ro)	2008-04-30
CN1396914A (zh)	2003-02-12
JP2003521540A (ja)	2003-07-15
NO20023621L (no)	2002-07-30

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Legal Events

Date

Code

Title

Description

2006-05-15

UEP

Publication of translation of european patent specification

Ref document number: 1252149

Country of ref document: EP

2010-10-15

REN

Ceased due to non-payment of the annual fee