ATE513806T1 - Integriertes verfahren und vorrichtung zur harnstoff/melamin herstellung - Google Patents

Integriertes verfahren und vorrichtung zur harnstoff/melamin herstellung

Info

Publication number: ATE513806T1
Authority: AT; Austria
Prior art keywords: ammonia; urea; carbon dioxide; melamine; steam
Prior art date: 2004-09-09

Application number

AT04021455T

Other languages

English (en)

Inventor

Lino Porro

Original Assignee

Urea Casale Sa

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.)

2004-09-09

Filing date

2004-09-09

Publication date

2011-07-15

2004-09-09 Application filed by Urea Casale Sa filed Critical Urea Casale Sa

2011-07-15 Application granted granted Critical

2011-07-15 Publication of ATE513806T1 publication Critical patent/ATE513806T1/de

Links

239000004202 carbamide Substances 0.000 title abstract 7
XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title abstract 6
229920000877 Melamine resin Polymers 0.000 title abstract 3
JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 title abstract 2
238000000034 method Methods 0.000 title abstract 2
QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 14
CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 abstract 10
229910021529 ammonia Inorganic materials 0.000 abstract 7
230000015572 biosynthetic process Effects 0.000 abstract 6
229910002092 carbon dioxide Inorganic materials 0.000 abstract 5
239000001569 carbon dioxide Substances 0.000 abstract 5
239000000243 solution Substances 0.000 abstract 4
238000003786 synthesis reaction Methods 0.000 abstract 4
KXDHJXZQYSOELW-UHFFFAOYSA-M Carbamate Chemical compound NC([O-])=O KXDHJXZQYSOELW-UHFFFAOYSA-M 0.000 abstract 2
239000007864 aqueous solution Substances 0.000 abstract 2
239000007789 gas Substances 0.000 abstract 2
239000008246 gaseous mixture Substances 0.000 abstract 2
238000010521 absorption reaction Methods 0.000 abstract 1
238000009833 condensation Methods 0.000 abstract 1
230000005494 condensation Effects 0.000 abstract 1
238000000354 decomposition reaction Methods 0.000 abstract 1
238000004519 manufacturing process Methods 0.000 abstract 1
238000011084 recovery Methods 0.000 abstract 1
238000004064 recycling Methods 0.000 abstract 1

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
- C07C273/02—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds
- C07C273/12—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds combined with the synthesis of melamine
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Phenolic Resins Or Amino Resins (AREA)
Gas Separation By Absorption (AREA)
Treating Waste Gases (AREA)

AT04021455T 2004-09-09 2004-09-09 Integriertes verfahren und vorrichtung zur harnstoff/melamin herstellung ATE513806T1 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
EP04021455A EP1634869B1 (de)	2004-09-09	2004-09-09	integriertes verfahren und vorrichtung zur harnstoff/melamin herstellung

Publications (1)

Publication Number	Publication Date
ATE513806T1 true ATE513806T1 (de)	2011-07-15

Family

ID=34926480

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT04021455T ATE513806T1 (de)	2004-09-09	2004-09-09	Integriertes verfahren und vorrichtung zur harnstoff/melamin herstellung

Country Status (9)

Country	Link
US (1)	US7074958B2 (de)
EP (1)	EP1634869B1 (de)
CN (1)	CN100509767C (de)
AT (1)	ATE513806T1 (de)
EG (1)	EG24964A (de)
PL (1)	PL1634869T3 (de)
RU (1)	RU2386621C2 (de)
SA (1)	SA05260240B1 (de)
UA (1)	UA88136C2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP1714959B1 (de) *	2005-04-19	2015-11-18	Casale Sa	Verfahren und Anlage für die Herstellung von Harnstoff
EP1918274A1 (de) *	2006-11-04	2008-05-07	Urea Casale S.A.	Integriertes Verfahren zur Herstellung von Harnstoff und Melamin
CN101862577A (zh) *	2009-06-12	2010-10-20	河南骏化发展股份有限公司	一种三聚氰胺尾气回收的方法
CN101607168B (zh) *	2009-07-17	2011-05-04	聊城市鲁西化工工程设计有限责任公司	三聚氰胺尾气处理工艺及设备
CN101671311B (zh) *	2009-08-06	2012-06-13	徐建华	一步法生产三聚氰胺的节能工艺
CN103570636A (zh) *	2013-11-16	2014-02-12	安徽金禾实业股份有限公司	一种利用熔盐炉烟气加热三聚氰胺循环载气的方法
CN105829289B (zh) *	2013-12-17	2019-07-26	斯塔米卡邦有限公司	尿素和三聚氰胺的一体化生产
WO2019145169A1 (en) *	2018-01-26	2019-08-01	Casale Sa	Plant for the synthesis of melamine with offgas recovery in a tied-in urea plant
EP3766865A1 (de) *	2019-07-18	2021-01-20	Casale Sa	Verfahren zur synthese von harnstoff
WO2024080874A1 (en) *	2022-10-14	2024-04-18	Stamicarbon B.V.	Urea and melamine production

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3239522A (en) *	1963-03-12	1966-03-08	Chemical Construction Corp	Synthesis of urea and melamine
US3503970A (en) *	1967-07-19	1970-03-31	Mitsui Toatsu Chemicals	Integrated process for producing urea and melamine
US3723430A (en) *	1970-10-28	1973-03-27	Nissan Chemical Ind Ltd	Method for reclamation of melamine waste gas
AT411830B (de) *	1998-12-03	2004-06-25	Agrolinz Melamin Gmbh	Verfahren zur herstellung von harnstoff unter einbindung der melamin-offgase in eine harnstoffanlage

2004
- 2004-09-09 PL PL04021455T patent/PL1634869T3/pl unknown
- 2004-09-09 AT AT04021455T patent/ATE513806T1/de not_active IP Right Cessation
- 2004-09-09 EP EP04021455A patent/EP1634869B1/de not_active Expired - Lifetime
2005
- 2005-07-11 US US11/179,691 patent/US7074958B2/en not_active Expired - Lifetime
- 2005-07-30 SA SA05260240A patent/SA05260240B1/ar unknown
- 2005-08-04 CN CNB2005100895756A patent/CN100509767C/zh not_active Expired - Lifetime
- 2005-09-08 EG EG2005090407A patent/EG24964A/xx active
- 2005-09-08 UA UAA200508600A patent/UA88136C2/ru unknown
- 2005-09-08 RU RU2005127968/04A patent/RU2386621C2/ru active

Also Published As

Publication number	Publication date
EG24964A (en)	2011-03-01
CN1746154A (zh)	2006-03-15
US7074958B2 (en)	2006-07-11
UA88136C2 (ru)	2009-09-25
EP1634869B1 (de)	2011-06-22
EP1634869A9 (de)	2006-06-07
SA05260240B1 (ar)	2009-03-11
US20060052637A1 (en)	2006-03-09
EP1634869A1 (de)	2006-03-15
CN100509767C (zh)	2009-07-08
RU2005127968A (ru)	2007-07-20
PL1634869T3 (pl)	2011-12-30
RU2386621C2 (ru)	2010-04-20

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Legal Events

Date	Code	Title	Description
2011-12-15	RER	Ceased as to paragraph 5 lit. 3 law introducing patent treaties