EG20917A - Process for the preparation of pure melamine - Google Patents

Process for the preparation of pure melamine

Info

Publication number
EG20917A
EG20917A EG106896A EG106896A EG20917A EG 20917 A EG20917 A EG 20917A EG 106896 A EG106896 A EG 106896A EG 106896 A EG106896 A EG 106896A EG 20917 A EG20917 A EG 20917A
Authority
EG
Egypt
Prior art keywords
preparation
pure melamine
melamine
pure
Prior art date
Application number
EG106896A
Other languages
English (en)
Original Assignee
Agroling 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 Agroling Melamin Gmbh filed Critical Agroling Melamin Gmbh
Application granted granted Critical
Publication of EG20917A publication Critical patent/EG20917A/xx

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)
  • Sorption Type Refrigeration Machines (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
EG106896A 1995-12-07 1996-12-03 Process for the preparation of pure melamine EG20917A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0199495A AT403579B (de) 1995-12-07 1995-12-07 Verfahren zur herstellung von hochreinem melamin

Publications (1)

Publication Number Publication Date
EG20917A true EG20917A (en) 2000-06-28

Family

ID=3525542

Family Applications (1)

Application Number Title Priority Date Filing Date
EG106896A EG20917A (en) 1995-12-07 1996-12-03 Process for the preparation of pure melamine

Country Status (29)

Country Link
EP (1) EP0874832B1 (uk)
JP (1) JP2000501404A (uk)
KR (1) KR100462920B1 (uk)
CN (1) CN1067995C (uk)
AR (1) AR004873A1 (uk)
AT (2) AT403579B (uk)
AU (1) AU709030B2 (uk)
BG (1) BG102504A (uk)
BR (1) BR9611892A (uk)
CA (1) CA2239542A1 (uk)
CO (1) CO4770995A1 (uk)
DE (1) DE59609075D1 (uk)
DZ (1) DZ2135A1 (uk)
EA (1) EA000931B1 (uk)
EG (1) EG20917A (uk)
HR (1) HRP960575A2 (uk)
HU (1) HUP9904406A3 (uk)
IL (1) IL124630A0 (uk)
MX (1) MX9804435A (uk)
MY (1) MY112761A (uk)
NO (1) NO309982B1 (uk)
NZ (1) NZ324297A (uk)
PL (1) PL189811B1 (uk)
SK (1) SK74998A3 (uk)
TR (1) TR199801029T2 (uk)
TW (1) TW341567B (uk)
UA (1) UA46072C2 (uk)
WO (1) WO1997020826A1 (uk)
ZA (1) ZA9610295B (uk)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL1006095C2 (nl) * 1997-05-21 1998-11-25 Dsm Nv Werkwijze voor het bereiden van melamine.
WO1998052928A1 (en) 1997-05-21 1998-11-26 Dsm N.V. Method for preparing melamine
NL1006147C2 (nl) * 1997-05-28 1998-12-01 Dsm Nv Werkwijze voor het bereiden van melamine.
JP2002500664A (ja) 1997-05-28 2002-01-08 ディーエスエム エヌ．ブイ． メラミンの製造法
JP2002502416A (ja) * 1997-06-02 2002-01-22 ディーエスエム エヌ．ブイ． メラミンの製造法
CA2291627C (en) * 1997-06-02 2008-12-09 Dsm N.V. Crystalline melamine
NL1006191C2 (nl) * 1997-06-02 1998-12-03 Dsm Nv Kristallijn melamine.
NL1006192C2 (nl) * 1997-06-02 1998-12-03 Dsm Nv Werkwijze voor het bereiden van melamine.
NL1008571C2 (nl) * 1998-03-12 1999-07-28 Dsm Nv Kristallijn melamine.
TR200101341T2 (tr) 1998-11-13 2001-11-21 Agrolinz Melamin Gmbh Saf melamin üretimine yönelik yöntem
AU758664B2 (en) 1998-12-23 2003-03-27 Agrolinz Melamin Gmbh Method for purifying melamine
EP1035117A1 (en) * 1999-03-08 2000-09-13 Dsm N.V. Method for preparing melamine from urea
PL351565A1 (en) 1999-03-15 2003-05-05 Agrolinz Melamin Gmbh Method for producing solid melamine
AU6697600A (en) * 1999-07-27 2001-02-13 Agrolinz Melamin Gmbh Method for producing solid melamine
NL1013217C2 (nl) * 1999-10-05 2001-04-06 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
AT410210B (de) 2000-08-07 2003-03-25 Agrolinz Melamin Gmbh Verfahren zur herstellung von melamin
AT500297B8 (de) * 2000-11-08 2007-02-15 Agrolinz Melamin Gmbh Verfahren zur reinigung von melaminhältigen ammoniak
AT410793B (de) * 2000-12-27 2003-07-25 Agrolinz Melamin Gmbh Verfahren zur herstellung von melamin
KR20050025132A (ko) 2001-11-16 2005-03-11 아엠이-아그로린츠 멜라민 인터내셔날 게엠베하 멜렘-비함유 멜라민의 제조 방법 및 냉각기
FR2843964B1 (fr) * 2002-08-29 2004-10-01 Sanofi Synthelabo Derives de dioxane-2-alkylcarbamates, leur preparation et leur application en therapeutique
RU2417992C2 (ru) * 2009-07-20 2011-05-10 Открытое акционерное общество "Научно-исследовательский и проектный институт карбамида и продуктов органического синтеза" (ОАО "НИИК") Способ получения меламина и способ удаления растворенных газов из водного раствора неочищенного меламина

Family Cites Families (9)

* 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
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
DE3546893C3 (de) * 1984-01-05 1998-01-29 Melamine Chemicals Inc Wasserfreie Hochdruck-Melamin-Synthese
AT402294B (de) * 1994-12-23 1997-03-25 Agrolinz Melamin Gmbh Verfahren zur herstellung von hochreinem melamin
AT402296B (de) * 1995-02-03 1997-03-25 Agrolinz Melamin Gmbh Verfahren zur reinigung von melamin
US5514797A (en) * 1995-06-07 1996-05-07 Melamine Chemicals, Inc. Method for increasing purity of melamine
US5514796A (en) * 1995-06-07 1996-05-07 Melamine Chemicals, Inc. Melamine of improved purity produced by high-pressure, non-catalytic process

Also Published As

Publication number Publication date
JP2000501404A (ja) 2000-02-08
CN1067995C (zh) 2001-07-04
DE59609075D1 (de) 2002-05-16
CN1203592A (zh) 1998-12-30
AR004873A1 (es) 1999-03-10
AU1175597A (en) 1997-06-27
PL189811B1 (pl) 2005-09-30
EA000931B1 (ru) 2000-06-26
ATE215936T1 (de) 2002-04-15
NZ324297A (en) 1999-07-29
NO982251L (no) 1998-05-15
WO1997020826A1 (de) 1997-06-12
AU709030B2 (en) 1999-08-19
DZ2135A1 (fr) 2002-07-23
IL124630A0 (en) 1998-12-06
PL327067A1 (en) 1998-11-23
KR100462920B1 (ko) 2005-04-08
HRP960575A2 (en) 1997-12-31
NO982251D0 (no) 1998-05-15
TW341567B (en) 1998-10-01
HUP9904406A2 (hu) 2000-05-28
EP0874832B1 (de) 2002-04-10
SK74998A3 (en) 1998-11-04
TR199801029T2 (xx) 1999-05-21
AT403579B (de) 1998-03-25
BG102504A (en) 1999-04-30
EP0874832A1 (de) 1998-11-04
ATA199495A (de) 1997-08-15
MY112761A (en) 2001-08-30
MX9804435A (es) 1998-09-30
UA46072C2 (uk) 2002-05-15
KR19990071932A (ko) 1999-09-27
CO4770995A1 (es) 1999-04-30
CA2239542A1 (en) 1997-06-12
EA199800532A1 (ru) 1998-12-24
HUP9904406A3 (en) 2000-07-28
BR9611892A (pt) 1999-02-17
ZA9610295B (en) 1997-06-17
NO309982B1 (no) 2001-04-30

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