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WO2008151907A3 - Verfahren zur herstellung von melamin - Google Patents

Verfahren zur herstellung von melamin Download PDF

Info

Publication number
WO2008151907A3
WO2008151907A3 PCT/EP2008/056223 EP2008056223W WO2008151907A3 WO 2008151907 A3 WO2008151907 A3 WO 2008151907A3 EP 2008056223 W EP2008056223 W EP 2008056223W WO 2008151907 A3 WO2008151907 A3 WO 2008151907A3
Authority
WO
WIPO (PCT)
Prior art keywords
weight
catalyst
producing melamine
melamine
zeolite
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.)
Ceased
Application number
PCT/EP2008/056223
Other languages
English (en)
French (fr)
Other versions
WO2008151907A2 (de
Inventor
Christian Kuhrs
Andreas Kern
Tilo John
Wolfgang Steiner
Heiko Maas
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BASF SE
Original Assignee
BASF SE
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.)
Filing date
Publication date
Application filed by BASF SE filed Critical BASF SE
Priority to EP08759828A priority Critical patent/EP2158187A2/de
Priority to UAA201000304A priority patent/UA102521C2/ru
Priority to US12/664,426 priority patent/US8415265B2/en
Priority to RU2010100912/04A priority patent/RU2535350C2/ru
Publication of WO2008151907A2 publication Critical patent/WO2008151907A2/de
Publication of WO2008151907A3 publication Critical patent/WO2008151907A3/de
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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)

Abstract

Ein Verfahren zur Herstellung von Melamin durch Zersetzung von Harnstoff unter Verwendung eines Katalysators, wobei der Katalysator a) 10 - 90 Gew.-% Zeolith, b) 10 - 90 Gew.-% einer Matrix, enthaltend Siliciumdioxid, Aluminiumoxid, Silicium-Aluminium-Oxide und/oder Tonmineralien, und c) 0 - 10 Gew.-% Zusatzstoffe enthält und wobei der Gesamtgehalt an Nickel und Vanadium in dem Katalysator kleiner als 500 ppm ist.
PCT/EP2008/056223 2007-06-14 2008-05-21 Verfahren zur herstellung von melamin Ceased WO2008151907A2 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP08759828A EP2158187A2 (de) 2007-06-14 2008-05-21 Verfahren zur herstellung von melamin
UAA201000304A UA102521C2 (ru) 2007-06-14 2008-05-21 Способ получения меламина
US12/664,426 US8415265B2 (en) 2007-06-14 2008-05-21 Method for producing melamine
RU2010100912/04A RU2535350C2 (ru) 2007-06-14 2008-05-21 Способ получения меламина

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP07110305.5 2007-06-14
EP07110305 2007-06-14

Publications (2)

Publication Number Publication Date
WO2008151907A2 WO2008151907A2 (de) 2008-12-18
WO2008151907A3 true WO2008151907A3 (de) 2009-04-09

Family

ID=39967208

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2008/056223 Ceased WO2008151907A2 (de) 2007-06-14 2008-05-21 Verfahren zur herstellung von melamin

Country Status (7)

Country Link
US (1) US8415265B2 (de)
EP (1) EP2158187A2 (de)
AR (1) AR067019A1 (de)
CL (1) CL2008001772A1 (de)
RU (1) RU2535350C2 (de)
UA (1) UA102521C2 (de)
WO (1) WO2008151907A2 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103717289A (zh) 2011-04-11 2014-04-09 Ada-Es股份有限公司 用于气体组分捕集的流化床方法和系统
WO2014047354A1 (en) 2012-09-20 2014-03-27 ADA-ES, Inc. Method and system to reclaim functional sites on a sorbent contaminated by heat stable salts
CN106902799B (zh) * 2017-02-17 2020-03-27 鲁西催化剂有限公司 一种合成高铝硅胶的制备方法
CN114887657B (zh) * 2022-06-10 2024-01-26 宁波中科远东催化工程技术有限公司 一种合成三聚氰胺的催化剂及其制备方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1992009585A1 (en) * 1990-11-29 1992-06-11 Dsm N.V. Process for the preparation of melamine from urea
WO2004065371A1 (de) * 2003-01-17 2004-08-05 Basf Aktiengesellschaft Zweistufiger reaktor für die melaminsynthese

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20010070002A (ko) * 1999-07-29 2001-07-25 고오사이 아끼오 내산성 촉매 시트 및 이의 제조방법
EP2072504A1 (de) * 2007-12-20 2009-06-24 DSMIP Assets B.V. Herstellungsverfahren für Melamin
RU2361669C1 (ru) * 2007-12-26 2009-07-20 Открытое акционерное общество "Новомосковский институт азотной промышленности" Способ получения катализатора для синтеза меламина из карбамида

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1992009585A1 (en) * 1990-11-29 1992-06-11 Dsm N.V. Process for the preparation of melamine from urea
WO2004065371A1 (de) * 2003-01-17 2004-08-05 Basf Aktiengesellschaft Zweistufiger reaktor für die melaminsynthese

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
DATABASE CAPLUS [online] CHEMICAL ABSTRACTS SERVICE, COLUMBUS, OHIO, US; JIANG, YI ET AL: "Study on the preparation of the catalysts for synthesis of melamine from urea", XP002513760, retrieved from STN Database accession no. 2001:442523 *
TIANRANQI HUAGONG , 26(2), 23-25, 56 CODEN: THTKEF; ISSN: 1001-9219, 2001 *

Also Published As

Publication number Publication date
AR067019A1 (es) 2009-09-30
US8415265B2 (en) 2013-04-09
US20100184976A1 (en) 2010-07-22
WO2008151907A2 (de) 2008-12-18
RU2010100912A (ru) 2011-07-20
RU2535350C2 (ru) 2014-12-10
UA102521C2 (ru) 2013-07-25
EP2158187A2 (de) 2010-03-03
CL2008001772A1 (es) 2009-09-25

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