TW531535B - Process and apparatus for melamine manufacture - Google Patents

Process and apparatus for melamine manufacture Download PDF

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Publication number
TW531535B
TW531535B TW087109932A TW87109932A TW531535B TW 531535 B TW531535 B TW 531535B TW 087109932 A TW087109932 A TW 087109932A TW 87109932 A TW87109932 A TW 87109932A TW 531535 B TW531535 B TW 531535B
Authority
TW
Taiwan
Prior art keywords
melamine
reactor
reaction
pressure
urea
Prior art date
Application number
TW087109932A
Other languages
English (en)
Chinese (zh)
Inventor
Sergio Noe
Original Assignee
Eurotecnica Group S A Swiss Br
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 Eurotecnica Group S A Swiss Br filed Critical Eurotecnica Group S A Swiss Br
Application granted granted Critical
Publication of TW531535B publication Critical patent/TW531535B/zh

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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)
TW087109932A 1997-06-27 1998-06-20 Process and apparatus for melamine manufacture TW531535B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT97MI001524A IT1292427B1 (it) 1997-06-27 1997-06-27 Procedimento e apparecchiatura per la produzione di melammina

Publications (1)

Publication Number Publication Date
TW531535B true TW531535B (en) 2003-05-11

Family

ID=11377451

Family Applications (1)

Application Number Title Priority Date Filing Date
TW087109932A TW531535B (en) 1997-06-27 1998-06-20 Process and apparatus for melamine manufacture

Country Status (18)

Country Link
US (1) US6252074B1 (US06559137-20030506-C00039.png)
EP (1) EP0991629B1 (US06559137-20030506-C00039.png)
KR (1) KR100529856B1 (US06559137-20030506-C00039.png)
CN (1) CN1130354C (US06559137-20030506-C00039.png)
AR (1) AR010422A1 (US06559137-20030506-C00039.png)
AU (1) AU7930898A (US06559137-20030506-C00039.png)
BR (1) BR9810348A (US06559137-20030506-C00039.png)
CA (1) CA2293801C (US06559137-20030506-C00039.png)
DE (1) DE69823824T2 (US06559137-20030506-C00039.png)
EA (1) EA002194B1 (US06559137-20030506-C00039.png)
ES (1) ES2224409T3 (US06559137-20030506-C00039.png)
ID (1) ID26902A (US06559137-20030506-C00039.png)
IT (1) IT1292427B1 (US06559137-20030506-C00039.png)
MY (1) MY122135A (US06559137-20030506-C00039.png)
PL (1) PL189706B1 (US06559137-20030506-C00039.png)
SA (1) SA98190278B1 (US06559137-20030506-C00039.png)
TW (1) TW531535B (US06559137-20030506-C00039.png)
WO (1) WO1999000374A1 (US06559137-20030506-C00039.png)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL1010316C2 (nl) * 1998-10-14 1999-09-23 Dsm Nv Werkwijze voor de bereiding van melamine.
EP1138676A1 (en) 2000-03-27 2001-10-04 Casale Chemicals SA Process for producing melamine at high pureness
FI109021B (fi) * 2000-06-30 2002-05-15 Kemira Agro Oy Reaktori ja menetelmä melamiinin tuottamiseksi
AT409489B (de) 2000-10-20 2002-08-26 Agrolinz Melamin Gmbh Verfahren zur herstellung von melamin
NL1022414C2 (nl) * 2003-01-17 2004-07-20 Dsm Nv Werkwijze voor het onttrekken van energie uit rookgassen.
WO2004085413A1 (fr) * 2003-03-24 2004-10-07 Guorui Zhang Procede de production de melamine par processus haute pression
DE10326827A1 (de) 2003-06-12 2004-12-30 Ami-Agrolinz Melamine International Gmbh Verfahren und Vorrichtung zur Herstellung von Melamin im einphasigen Rohrreaktor
AT414239B (de) 2004-07-29 2006-10-15 Ami Agrolinz Melamine Int Gmbh Hochdruckverfahren zur herstellung von reinem melamin
IT1391372B1 (it) * 2008-10-07 2011-12-13 Eurotecnica Melamine Luxemburg Zweigniederlassung In Ittigen Procedimento e apparecchiatura per la produzione di melammina da urea
ITMI20082294A1 (it) * 2008-12-22 2010-06-23 Eurotecnica Melamine Luxemburg Zwe Igniederlassun Procedimento migliorato per la produzione di melammina ad elevata purezza mediante pirolisi dell'urea
IT1400090B1 (it) * 2010-05-06 2013-05-17 Eurotecnica Melamine Luxemburg Zweigniederlassung In Ittigen Procedimento a basso consumo energetico per la produzione di melammina ad elevata purezza tramite pirolisi dell'urea, e relativa apparecchiatura
EP2399669A1 (en) 2010-06-24 2011-12-28 Borealis Agrolinz Melamine GmbH Horizontal high-pressure melamine reactor
IT1403101B1 (it) * 2010-12-15 2013-10-04 Eurotecnica Melamine Luxemburg Zweigniederlassung In Ittigen Uso di urea contenente formaldeide in un procedimento per la produzione di melammina mediante pirolisi dell'urea e relativo procedimento per la produzione di melammina
RU2675952C2 (ru) * 2014-01-10 2018-12-25 Эуротекника Меламине, Люксембург, Цвайгнидерлассунг ин Иттиген Трубчатый теплообменник и установка, в частности реактор для производства меламина, содержащая такой теплообменник
EP2918333A1 (en) * 2014-03-12 2015-09-16 Casale Sa High pressure reactor for the synthesis of melamine
CN104258795B (zh) * 2014-09-24 2015-12-30 中国纺织科学研究院 交换反应系统、包含其的改性聚酯生产系统及改性聚酯生产方法
IT202100013088A1 (it) * 2021-05-20 2022-11-20 Eurotecnica Melamine Ag Apparato di trattamento delle correnti gassose uscenti dalla sezione di reazione in un impianto per la produzione di melammina e relativo procedimento

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3116294A (en) * 1963-12-31 Process- for preparing high-purity melamine from urea
US3143394A (en) * 1956-04-25 1964-08-04 American Cyanamid Co Tube reactor for manufacture of melamine
AT402294B (de) * 1994-12-23 1997-03-25 Agrolinz Melamin Gmbh Verfahren zur herstellung von hochreinem melamin
US5514797A (en) * 1995-06-07 1996-05-07 Melamine Chemicals, Inc. Method for increasing purity of melamine

Also Published As

Publication number Publication date
CN1130354C (zh) 2003-12-10
WO1999000374A1 (en) 1999-01-07
CA2293801A1 (en) 1999-01-07
DE69823824T2 (de) 2005-05-12
KR20010020534A (ko) 2001-03-15
ITMI971524A0 (US06559137-20030506-C00039.png) 1997-06-27
CN1261355A (zh) 2000-07-26
AR010422A1 (es) 2000-06-07
EP0991629A1 (en) 2000-04-12
MY122135A (en) 2006-03-31
EA200000072A1 (ru) 2000-06-26
BR9810348A (pt) 2000-08-29
ITMI971524A1 (it) 1998-12-27
IT1292427B1 (it) 1999-02-08
ID26902A (id) 2001-02-15
US6252074B1 (en) 2001-06-26
CA2293801C (en) 2008-04-01
ES2224409T3 (es) 2005-03-01
EA002194B1 (ru) 2002-02-28
KR100529856B1 (ko) 2005-11-22
PL189706B1 (pl) 2005-09-30
DE69823824D1 (de) 2004-06-17
PL337652A1 (en) 2000-08-28
SA98190278B1 (ar) 2006-09-25
EP0991629B1 (en) 2004-05-12
AU7930898A (en) 1999-01-19

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