ZA963944B - Method for increasing purity in melamine - Google Patents

Method for increasing purity in melamine

Info

Publication number
ZA963944B
ZA963944B ZA963944A ZA963944A ZA963944B ZA 963944 B ZA963944 B ZA 963944B ZA 963944 A ZA963944 A ZA 963944A ZA 963944 A ZA963944 A ZA 963944A ZA 963944 B ZA963944 B ZA 963944B
Authority
ZA
South Africa
Prior art keywords
melamine
increasing purity
purity
increasing
Prior art date
Application number
ZA963944A
Other languages
English (en)
Inventor
David Best
Amit Gupta
Original Assignee
Melamine Chemicals Inc
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 Melamine Chemicals Inc filed Critical Melamine Chemicals Inc
Publication of ZA963944B publication Critical patent/ZA963944B/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
    • C07D251/62—Purification of melamine

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
ZA963944A 1995-06-07 1996-05-17 Method for increasing purity in melamine ZA963944B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/479,003 US5514797A (en) 1995-06-07 1995-06-07 Method for increasing purity of melamine

Publications (1)

Publication Number Publication Date
ZA963944B true ZA963944B (en) 1997-01-14

Family

ID=23902255

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA963944A ZA963944B (en) 1995-06-07 1996-05-17 Method for increasing purity in melamine

Country Status (14)

Country Link
US (1) US5514797A (de)
EP (1) EP0747367A1 (de)
JP (1) JPH08337575A (de)
KR (1) KR970001337A (de)
AU (1) AU5473396A (de)
BR (1) BR9602638A (de)
CA (1) CA2177520A1 (de)
EG (1) EG20878A (de)
NO (1) NO307339B1 (de)
NZ (1) NZ286590A (de)
PL (1) PL314674A1 (de)
RO (1) RO118201B1 (de)
TW (1) TW408115B (de)
ZA (1) ZA963944B (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI96028C (fi) * 1993-07-01 1996-04-25 Kemira Oy Menetelmä melamiinin valmistamiseksi
BE1008947A3 (nl) * 1994-12-01 1996-10-01 Dsm Nv Werkwijze voor de bereiding van condensatieproducten van melamine.
AT402294B (de) * 1994-12-23 1997-03-25 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
AT403579B (de) * 1995-12-07 1998-03-25 Agrolinz Melamin Gmbh Verfahren zur herstellung von hochreinem melamin
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.
WO1998052928A1 (en) 1997-05-21 1998-11-26 Dsm N.V. Method for preparing melamine
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.
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
NL1006192C2 (nl) * 1997-06-02 1998-12-03 Dsm Nv Werkwijze voor het bereiden van melamine.
IT1292427B1 (it) * 1997-06-27 1999-02-08 Eurotecnica Contractors And En Procedimento e apparecchiatura per la produzione di melammina
AU758664B2 (en) 1998-12-23 2003-03-27 Agrolinz Melamin Gmbh Method for purifying melamine
NL1013456C2 (nl) * 1999-11-02 2001-05-03 Dsm Nv Kristallijn melamine en de toepassing in aminoformaldehydeharsen.
US20030028020A1 (en) * 2001-07-27 2003-02-06 Gupta Ram B. Process for the synthesis of high purity melamine

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3116924A (en) * 1960-09-23 1964-01-07 William F Huck Sheet conveying device
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
AT402294B (de) * 1994-12-23 1997-03-25 Agrolinz Melamin Gmbh Verfahren zur herstellung von hochreinem melamin
AT402295B (de) * 1994-12-23 1997-03-25 Agrolinz Melamin Gmbh Verfahren zur reinigung von melamin

Also Published As

Publication number Publication date
BR9602638A (pt) 1998-04-22
TW408115B (en) 2000-10-11
JPH08337575A (ja) 1996-12-24
NO962340D0 (no) 1996-06-05
NZ286590A (en) 1997-02-24
US5514797A (en) 1996-05-07
CA2177520A1 (en) 1996-12-08
RO118201B1 (ro) 2003-03-28
EG20878A (en) 2000-05-31
KR970001337A (ko) 1997-01-24
AU5473396A (en) 1996-12-19
PL314674A1 (en) 1996-12-09
NO307339B1 (no) 2000-03-20
NO962340L (no) 1996-12-09
EP0747367A1 (de) 1996-12-11

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