BR9510363A - Processo para produção de melamina altamente pura - Google Patents

Processo para produção de melamina altamente pura

Info

Publication number
BR9510363A
BR9510363A BR9510363-5A BR9510363A BR9510363A BR 9510363 A BR9510363 A BR 9510363A BR 9510363 A BR9510363 A BR 9510363A BR 9510363 A BR9510363 A BR 9510363A
Authority
BR
Brazil
Prior art keywords
highly pure
producing highly
pure melamine
melamine
producing
Prior art date
Application number
BR9510363-5A
Other languages
English (en)
Inventor
Lorenzo Canzi
Aldo Canzi
Gerhard Coufal
Silvano Giocomuzzo
Maria Virardi
Martin Muellner
Original Assignee
Agrolinz Melamin Gmbh
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 Agrolinz Melamin Gmbh filed Critical Agrolinz Melamin Gmbh
Publication of BR9510363A publication Critical patent/BR9510363A/pt

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
    • 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
    • C07D251/62—Purification of melamine

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Phenolic Resins Or Amino Resins (AREA)
BR9510363-5A 1994-12-23 1995-12-13 Processo para produção de melamina altamente pura BR9510363A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT0239294A AT402294B (de) 1994-12-23 1994-12-23 Verfahren zur herstellung von hochreinem melamin
PCT/EP1995/004919 WO1996020182A1 (de) 1994-12-23 1995-12-13 Verfahren zur herstellung von hochreinem melamin

Publications (1)

Publication Number Publication Date
BR9510363A true BR9510363A (pt) 1997-12-23

Family

ID=3533515

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9510363-5A BR9510363A (pt) 1994-12-23 1995-12-13 Processo para produção de melamina altamente pura

Country Status (29)

Country Link
US (1) US5721363A (pt)
EP (1) EP0799212B1 (pt)
JP (1) JPH10511368A (pt)
KR (1) KR100374730B1 (pt)
CN (1) CN1082951C (pt)
AR (1) AR000529A1 (pt)
AT (2) AT402294B (pt)
BG (1) BG63203B1 (pt)
BR (1) BR9510363A (pt)
CA (1) CA2207059A1 (pt)
DE (1) DE59505010D1 (pt)
DK (1) DK0799212T3 (pt)
DZ (1) DZ1956A1 (pt)
EG (1) EG20979A (pt)
ES (1) ES2128798T3 (pt)
HR (1) HRP950607B1 (pt)
HU (1) HU217784B (pt)
IL (1) IL116515A (pt)
MY (1) MY112743A (pt)
NO (1) NO307607B1 (pt)
NZ (1) NZ298387A (pt)
PL (1) PL187258B1 (pt)
RO (2) RO115874B1 (pt)
RU (1) RU2161609C2 (pt)
SK (1) SK281912B6 (pt)
TR (1) TR199501628A2 (pt)
TW (1) TW299325B (pt)
WO (1) WO1996020182A1 (pt)
ZA (1) ZA9510900B (pt)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5514797A (en) * 1995-06-07 1996-05-07 Melamine Chemicals, Inc. Method for increasing purity of melamine
AT403579B (de) * 1995-12-07 1998-03-25 Agrolinz Melamin Gmbh Verfahren zur herstellung von hochreinem melamin
US6380385B1 (en) 1995-12-07 2002-04-30 Agrolinz Melanin Gmbh Process for the preparation of pure melamine
NL1002669C2 (nl) * 1996-03-21 1997-09-23 Dsm Nv Werkwijze voor de bereiding van melamine.
NL1003105C2 (nl) * 1996-05-14 1997-11-18 Dsm Nv Werkwijze voor de bereiding van melamine.
NL1003328C2 (nl) * 1996-06-13 1997-12-17 Dsm Nv Werkwijze voor het bereiden van melamine.
NL1003709C2 (nl) * 1996-07-30 1998-02-05 Dsm Nv Werkwijze voor het bereiden van melamine.
ID22917A (id) * 1997-05-21 1999-12-16 Dsm Nv Metode bagi pembuatan melamina
NL1006095C2 (nl) * 1997-05-21 1998-11-25 Dsm Nv Werkwijze voor het bereiden van melamine.
NL1006147C2 (nl) * 1997-05-28 1998-12-01 Dsm Nv Werkwijze voor het bereiden van melamine.
CN1130353C (zh) * 1997-05-28 2003-12-10 Dsm有限公司 制备蜜胺的方法
AU731077B2 (en) 1997-06-02 2001-03-22 Dsm Ip Assets B.V. Crystalline melamine
NL1006192C2 (nl) * 1997-06-02 1998-12-03 Dsm Nv Werkwijze voor het bereiden van melamine.
WO1998055466A1 (en) * 1997-06-02 1998-12-10 Dsm N.V. Method for preparing melamine
NL1006191C2 (nl) * 1997-06-02 1998-12-03 Dsm Nv Kristallijn melamine.
IT1292427B1 (it) * 1997-06-27 1999-02-08 Eurotecnica Contractors And En Procedimento e apparecchiatura per la produzione di melammina
TWI221472B (en) * 1997-10-15 2004-10-01 Dsm Ip Assets Bv Process for the preparation of melamine
US6355797B2 (en) * 1998-01-30 2002-03-12 Agrolinz Melamin Gmbh Process for cooling melamine
NL1008571C2 (nl) * 1998-03-12 1999-07-28 Dsm Nv Kristallijn melamine.
US6303781B1 (en) * 1998-05-12 2001-10-16 Dsm N.V. Method for preparing melamine
RO119717B1 (ro) * 1998-11-13 2005-02-28 Agrolinz Melamin Gmbh Procedeu de obţinere a melaminei pure
EP1140870B1 (de) 1998-12-23 2004-01-21 Agrolinz Melamin GmbH Verfahren zur reinigiung von malamin
EP1035117A1 (en) 1999-03-08 2000-09-13 Dsm N.V. Method for preparing melamine from urea
EP1054006A1 (en) * 1999-05-20 2000-11-22 Dsm N.V. Method for preparing melamine
NL1013217C2 (nl) * 1999-10-05 2001-04-06 Dsm Nv Werkwijze voor de bereiding van melamine.
IT1315255B1 (it) * 1999-11-16 2003-02-03 Eurotecnica Dev And Licensing Procedimento di purificazione della melammina.
AT410210B (de) * 2000-08-07 2003-03-25 Agrolinz Melamin Gmbh Verfahren zur herstellung von melamin
EP1188751A1 (en) * 2000-09-13 2002-03-20 Casale Chemicals SA Process for the production of high purity melamine from urea
AT500297B8 (de) * 2000-11-08 2007-02-15 Agrolinz Melamin Gmbh Verfahren zur reinigung von melaminhältigen ammoniak
WO2005068440A1 (en) * 2004-01-17 2005-07-28 Casale Chemicals S.A. Improving the melamine yield of catalytic melamine production processes
DE102004018784A1 (de) * 2004-04-14 2005-11-03 Ami-Agrolinz Melamine International Gmbh Verfahren zur Herstellung von reinem Melamin
EP2098516A1 (en) * 2008-03-04 2009-09-09 Urea Casale S.A. Process for the production of high purity melamine from urea
ITMI20080861A1 (it) * 2008-05-13 2009-11-14 Eurotecnica Melamine Luxembourg Processo migliorato per la purificazione della melammina e relativa apparecchiatura
US8563115B2 (en) 2008-08-12 2013-10-22 Xerox Corporation Protective coatings for solid inkjet applications
US8191992B2 (en) 2008-12-15 2012-06-05 Xerox Corporation Protective coatings for solid inkjet applications
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
RU2692260C1 (ru) * 2018-05-28 2019-06-24 Георгий Евгеньевич Гайдадин Способ получения меланина из личинок черной львинки

Family Cites Families (14)

* 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
GB800722A (en) * 1955-03-12 1958-09-03 Montedison Spa Improvements in the production of melamine from urea
AT229876B (de) * 1959-10-22 1963-10-25 Montedison Spa Verfahren zur Herstellung von sehr reinem Melamin
DE1217964B (de) * 1961-07-13 1966-06-02 Allied Chem Verfahren zur Gewinnung von reinem Melamin
GB1003277A (en) * 1963-07-10 1965-09-02 Nissan Chemical Ind Ltd Process and apparatus for the production and separation of melamine
DE1695564A1 (de) * 1966-07-22 1971-05-06 Nissan Chemical Ind Ltd Verfahren zur Herstellung von Melamin hoher Reinheit
DE1670154C3 (de) * 1966-10-06 1975-01-30 Basf Ag, 6700 Ludwigshafen Verfahren zur Abscheidung von reinem Melamin aus den Abgasen der Melamlnsynthese aus Harnstoff
US3637686A (en) * 1969-02-10 1972-01-25 Nissan Chemical Ind Ltd Process for recovering purified melamine
DE3500188C2 (de) * 1984-01-05 1994-08-18 Melamine Chemicals Inc Wasserfreie Hochdruck-Melamin-Synthese
US4565867A (en) * 1984-01-05 1986-01-21 Melamine Chemicals, Inc. Anhydrous high-pressure melamine synthesis
IT1270577B (it) * 1993-02-22 1997-05-06 Wladimiro Bizzotto Reattore melamina ad alta pressione
FI96028C (fi) * 1993-07-01 1996-04-25 Kemira Oy Menetelmä melamiinin valmistamiseksi
US5514796A (en) * 1995-06-07 1996-05-07 Melamine Chemicals, Inc. Melamine of improved purity produced by high-pressure, non-catalytic process
US5514797A (en) * 1995-06-07 1996-05-07 Melamine Chemicals, Inc. Method for increasing purity of melamine

Also Published As

Publication number Publication date
PL187258B1 (pl) 2004-06-30
ES2128798T3 (es) 1999-05-16
MY112743A (en) 2001-08-30
DZ1956A1 (fr) 2002-02-17
EP0799212B1 (de) 1999-01-27
RU2161609C2 (ru) 2001-01-10
AU4386196A (en) 1996-07-19
NO972869L (no) 1997-08-14
SK79297A3 (en) 1997-10-08
IL116515A0 (en) 1996-03-31
DE59505010D1 (de) 1999-03-11
PL320789A1 (en) 1997-10-27
ATE176228T1 (de) 1999-02-15
AT402294B (de) 1997-03-25
BG63203B1 (bg) 2001-06-29
NO307607B1 (no) 2000-05-02
US5721363A (en) 1998-02-24
ZA9510900B (en) 1996-06-24
HRP950607A2 (en) 1997-10-31
EP0799212A1 (de) 1997-10-08
KR100374730B1 (ko) 2003-06-02
BG101594A (en) 1998-02-27
DK0799212T3 (da) 1999-09-13
ATA239294A (de) 1996-08-15
IL116515A (en) 2000-08-31
RO115874B1 (ro) 2000-07-28
EG20979A (en) 2000-08-30
RO116276B1 (ro) 2000-12-29
CA2207059A1 (en) 1996-07-04
AU692034B2 (en) 1998-05-28
JPH10511368A (ja) 1998-11-04
WO1996020182A1 (de) 1996-07-04
HU217784B (hu) 2000-04-28
TW299325B (pt) 1997-03-01
NZ298387A (en) 1999-04-29
CN1171102A (zh) 1998-01-21
TR199501628A2 (tr) 1996-07-21
HUT77060A (hu) 1998-03-02
CN1082951C (zh) 2002-04-17
HRP950607B1 (en) 2000-04-30
MX9704638A (es) 1998-07-31
AR000529A1 (es) 1997-07-10
NO972869D0 (no) 1997-06-20
SK281912B6 (sk) 2001-09-11

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Legal Events

Date Code Title Description
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B16C Correction of notification of the grant [chapter 16.3 patent gazette]
B24H Lapse because of non-payment of annual fees (definitively: art 78 iv lpi)
B24F Patent annual fee: publication cancelled

Free format text: ANULADA A PUBLICACAO CODIGO 24.8 NA RPI NO 2258 DE 15/04/2014 POR TER SIDO INDEVIDA.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE AS 15A, 16A, 17A, 18A, 19A E 20A ANUIDADES.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2607 DE 22-12-2020 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.