NO995885D0 - Krystallinsk melamin - Google Patents

Krystallinsk melamin

Info

Publication number
NO995885D0
NO995885D0 NO995885A NO995885A NO995885D0 NO 995885 D0 NO995885 D0 NO 995885D0 NO 995885 A NO995885 A NO 995885A NO 995885 A NO995885 A NO 995885A NO 995885 D0 NO995885 D0 NO 995885D0
Authority
NO
Norway
Prior art keywords
melamine
powder
cooled
melt
temperature
Prior art date
Application number
NO995885A
Other languages
English (en)
Other versions
NO995885L (no
NO324479B1 (no
Inventor
Tjay Tjien Tjioe
Original Assignee
Dsm Nv
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26146631&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=NO995885(D0) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from NL1006191A external-priority patent/NL1006191C2/nl
Application filed by Dsm Nv filed Critical Dsm Nv
Publication of NO995885D0 publication Critical patent/NO995885D0/no
Publication of NO995885L publication Critical patent/NO995885L/no
Publication of NO324479B1 publication Critical patent/NO324479B1/no

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D251/00Heterocyclic compounds containing 1,3,5-triazine rings
    • C07D251/02Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings
    • C07D251/12Heterocyclic 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
    • C07D251/26Heterocyclic 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
    • C07D251/40Nitrogen atoms
    • C07D251/54Three nitrogen atoms
    • C07D251/62Purification of melamine
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D251/00Heterocyclic compounds containing 1,3,5-triazine rings
    • C07D251/02Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings
    • C07D251/12Heterocyclic 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
    • C07D251/26Heterocyclic 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
    • C07D251/40Nitrogen atoms
    • C07D251/54Three nitrogen atoms
    • C07D251/56Preparation of melamine
    • C07D251/60Preparation of melamine from urea or from carbon dioxide and ammonia

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Phenolic Resins Or Amino Resins (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Recrystallisation Techniques (AREA)
  • Fertilizers (AREA)
  • Paper (AREA)
  • Photoreceptors In Electrophotography (AREA)
  • Cold Cathode And The Manufacture (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
NO19995885A 1997-06-02 1999-12-01 Multikrystallinsk melaminpulver NO324479B1 (no)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
NL1006191A NL1006191C2 (nl) 1997-06-02 1997-06-02 Kristallijn melamine.
EP97201940 1997-06-25
PCT/NL1998/000280 WO1998055465A1 (en) 1997-06-02 1998-05-15 Crystalline melamine

Publications (3)

Publication Number Publication Date
NO995885D0 true NO995885D0 (no) 1999-12-01
NO995885L NO995885L (no) 1999-12-01
NO324479B1 NO324479B1 (no) 2007-10-29

Family

ID=26146631

Family Applications (1)

Application Number Title Priority Date Filing Date
NO19995885A NO324479B1 (no) 1997-06-02 1999-12-01 Multikrystallinsk melaminpulver

Country Status (15)

Country Link
EP (2) EP0986546B1 (no)
JP (1) JP2002502415A (no)
KR (1) KR100569572B1 (no)
CN (1) CN1202091C (no)
AT (1) ATE358125T1 (no)
AU (1) AU731077B2 (no)
CA (1) CA2291627C (no)
DE (1) DE69837432T2 (no)
ES (1) ES2283056T3 (no)
ID (1) ID24238A (no)
NO (1) NO324479B1 (no)
PL (1) PL190496B1 (no)
SA (1) SA98190336B1 (no)
TW (1) TW434203B (no)
WO (1) WO1998055465A1 (no)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6380385B1 (en) 1995-12-07 2002-04-30 Agrolinz Melanin Gmbh Process for the preparation of pure melamine
ES2197470T3 (es) * 1997-05-21 2004-01-01 Dsm Ip Assets B.V. Metodo para preparar melamina.
NL1008571C2 (nl) * 1998-03-12 1999-07-28 Dsm Nv Kristallijn melamine.
NL1013456C2 (nl) 1999-11-02 2001-05-03 Dsm Nv Kristallijn melamine en de toepassing in aminoformaldehydeharsen.
DE10030453B4 (de) * 2000-06-21 2007-07-12 Faramarz Bairamijamal Verfahren zur Herstellung von hoch reinem Melamin nach trockener Aufbereitung
WO2008114710A1 (ja) * 2007-03-20 2008-09-25 Ohken Co., Ltd. 薄板状メラミン結晶、その製造法およびその利用

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4565867A (en) * 1984-01-05 1986-01-21 Melamine Chemicals, Inc. Anhydrous high-pressure melamine synthesis
AT402295B (de) * 1994-12-23 1997-03-25 Agrolinz Melamin Gmbh Verfahren zur reinigung von melamin
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
US5514796A (en) 1995-06-07 1996-05-07 Melamine Chemicals, Inc. Melamine of improved purity produced by high-pressure, non-catalytic process
AT403579B (de) * 1995-12-07 1998-03-25 Agrolinz Melamin Gmbh Verfahren zur herstellung von hochreinem melamin
NL1003105C2 (nl) * 1996-05-14 1997-11-18 Dsm Nv Werkwijze voor de bereiding van melamine.

Also Published As

Publication number Publication date
KR100569572B1 (ko) 2006-04-10
AU7555598A (en) 1998-12-21
ATE358125T1 (de) 2007-04-15
EP1604985A3 (en) 2007-08-08
DE69837432D1 (de) 2007-05-10
CN1265099A (zh) 2000-08-30
DE69837432T2 (de) 2007-12-13
ID24238A (id) 2000-07-13
WO1998055465A1 (en) 1998-12-10
CA2291627A1 (en) 1998-12-10
ES2283056T3 (es) 2007-10-16
PL190496B1 (pl) 2005-12-30
PL337466A1 (en) 2000-08-14
TW434203B (en) 2001-05-16
CA2291627C (en) 2008-12-09
EP0986546A1 (en) 2000-03-22
KR20010012724A (ko) 2001-02-26
EP0986546B1 (en) 2007-03-28
CN1202091C (zh) 2005-05-18
AU731077B2 (en) 2001-03-22
NO995885L (no) 1999-12-01
EP1604985A2 (en) 2005-12-14
SA98190336B1 (ar) 2006-08-12
NO324479B1 (no) 2007-10-29
JP2002502415A (ja) 2002-01-22

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Legal Events

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