NL1013217C2 - Werkwijze voor de bereiding van melamine. - Google Patents

Werkwijze voor de bereiding van melamine. Download PDF

Info

Publication number
NL1013217C2
NL1013217C2 NL1013217A NL1013217A NL1013217C2 NL 1013217 C2 NL1013217 C2 NL 1013217C2 NL 1013217 A NL1013217 A NL 1013217A NL 1013217 A NL1013217 A NL 1013217A NL 1013217 C2 NL1013217 C2 NL 1013217C2
Authority
NL
Netherlands
Prior art keywords
pressure
mpa
melamine
stripping
cooling
Prior art date
Application number
NL1013217A
Other languages
English (en)
Dutch (nl)
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=19769995&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=NL1013217(C2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Dsm Nv filed Critical Dsm Nv
Priority to NL1013217A priority Critical patent/NL1013217C2/nl
Priority to TW089118156A priority patent/TW498069B/zh
Priority to CA002386219A priority patent/CA2386219C/en
Priority to DE60020258T priority patent/DE60020258T2/de
Priority to PL00355541A priority patent/PL355541A1/xx
Priority to JP2001528167A priority patent/JP2003511379A/ja
Priority to EA200200423A priority patent/EA004054B1/ru
Priority to EP00964775A priority patent/EP1224176B1/de
Priority to PCT/NL2000/000646 priority patent/WO2001025221A1/en
Priority to AT00964775T priority patent/ATE295840T1/de
Priority to KR1020027004331A priority patent/KR100679793B1/ko
Priority to ES00964775T priority patent/ES2239616T3/es
Priority to CNB008163774A priority patent/CN1157385C/zh
Priority to AU75610/00A priority patent/AU780442B2/en
Publication of NL1013217C2 publication Critical patent/NL1013217C2/nl
Application granted granted Critical
Priority to NO20021600A priority patent/NO321873B1/no
Priority to US10/116,757 priority patent/US6664392B2/en

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/14—Fractional distillation or use of a fractionation or rectification column
    • B01D3/16—Fractionating columns in which vapour bubbles through liquid

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Phenolic Resins Or Amino Resins (AREA)
  • Treating Waste Gases (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Degasification And Air Bubble Elimination (AREA)
NL1013217A 1999-10-05 1999-10-05 Werkwijze voor de bereiding van melamine. NL1013217C2 (nl)

Priority Applications (16)

Application Number Priority Date Filing Date Title
NL1013217A NL1013217C2 (nl) 1999-10-05 1999-10-05 Werkwijze voor de bereiding van melamine.
TW089118156A TW498069B (en) 1999-10-05 2000-09-05 Process for the preparation of melamine
PCT/NL2000/000646 WO2001025221A1 (en) 1999-10-05 2000-09-12 Process for the preparation of melamine
AT00964775T ATE295840T1 (de) 1999-10-05 2000-09-12 Verfahren zur herstellung von melamin
PL00355541A PL355541A1 (en) 1999-10-05 2000-09-12 Process for the preparation of melamine
JP2001528167A JP2003511379A (ja) 1999-10-05 2000-09-12 メラミンの製造方法
EA200200423A EA004054B1 (ru) 1999-10-05 2000-09-12 Способ получения меламина
EP00964775A EP1224176B1 (de) 1999-10-05 2000-09-12 Verfahren zur herstellung von melamin
CA002386219A CA2386219C (en) 1999-10-05 2000-09-12 Process for the preparation of melamine
DE60020258T DE60020258T2 (de) 1999-10-05 2000-09-12 Verfahren zur herstellung von melamin
KR1020027004331A KR100679793B1 (ko) 1999-10-05 2000-09-12 멜라민의 제조방법
ES00964775T ES2239616T3 (es) 1999-10-05 2000-09-12 Proceso para la preparacion de melamina.
CNB008163774A CN1157385C (zh) 1999-10-05 2000-09-12 制备蜜胺的方法
AU75610/00A AU780442B2 (en) 1999-10-05 2000-09-12 Process for the preparation of melamine
NO20021600A NO321873B1 (no) 1999-10-05 2002-04-04 Fremgangsmate for fremstilling av melamin
US10/116,757 US6664392B2 (en) 1999-10-05 2002-04-05 Process for the preparation of melamine

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL1013217 1999-10-05
NL1013217A NL1013217C2 (nl) 1999-10-05 1999-10-05 Werkwijze voor de bereiding van melamine.

Publications (1)

Publication Number Publication Date
NL1013217C2 true NL1013217C2 (nl) 2001-04-06

Family

ID=19769995

Family Applications (1)

Application Number Title Priority Date Filing Date
NL1013217A NL1013217C2 (nl) 1999-10-05 1999-10-05 Werkwijze voor de bereiding van melamine.

Country Status (16)

Country Link
US (1) US6664392B2 (de)
EP (1) EP1224176B1 (de)
JP (1) JP2003511379A (de)
KR (1) KR100679793B1 (de)
CN (1) CN1157385C (de)
AT (1) ATE295840T1 (de)
AU (1) AU780442B2 (de)
CA (1) CA2386219C (de)
DE (1) DE60020258T2 (de)
EA (1) EA004054B1 (de)
ES (1) ES2239616T3 (de)
NL (1) NL1013217C2 (de)
NO (1) NO321873B1 (de)
PL (1) PL355541A1 (de)
TW (1) TW498069B (de)
WO (1) WO2001025221A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT410793B (de) * 2000-12-27 2003-07-25 Agrolinz Melamin Gmbh Verfahren zur herstellung von melamin
CN108871027B (zh) * 2017-05-10 2020-08-14 尹明大 一种三聚氰胺热气冷却器及热气过滤器的化学再生方法及系统

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996020182A1 (de) * 1994-12-23 1996-07-04 Agrolinz Melamin Gmbh Verfahren zur herstellung von hochreinem melamin
WO1996023778A1 (de) * 1995-02-03 1996-08-08 Agrolinz Melamin Gmbh Verfahren zur reinigung von melamin
WO1997020826A1 (de) * 1995-12-07 1997-06-12 Agrolinz Melamin Gmbh Verfahren zur herstellung von reinem melamin

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL1003105C2 (nl) * 1996-05-14 1997-11-18 Dsm Nv Werkwijze voor de bereiding van melamine.

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996020182A1 (de) * 1994-12-23 1996-07-04 Agrolinz Melamin Gmbh Verfahren zur herstellung von hochreinem melamin
WO1996023778A1 (de) * 1995-02-03 1996-08-08 Agrolinz Melamin Gmbh Verfahren zur reinigung von melamin
WO1997020826A1 (de) * 1995-12-07 1997-06-12 Agrolinz Melamin Gmbh Verfahren zur herstellung von reinem melamin

Also Published As

Publication number Publication date
NO20021600D0 (no) 2002-04-04
US6664392B2 (en) 2003-12-16
EA200200423A1 (ru) 2002-10-31
ES2239616T3 (es) 2005-10-01
CA2386219C (en) 2008-05-06
KR100679793B1 (ko) 2007-02-07
NO321873B1 (no) 2006-07-17
KR20020034210A (ko) 2002-05-08
EP1224176B1 (de) 2005-05-18
TW498069B (en) 2002-08-11
AU7561000A (en) 2001-05-10
DE60020258D1 (de) 2005-06-23
CN1402714A (zh) 2003-03-12
CA2386219A1 (en) 2001-04-12
CN1157385C (zh) 2004-07-14
DE60020258T2 (de) 2006-01-12
US20030004343A1 (en) 2003-01-02
WO2001025221A1 (en) 2001-04-12
EP1224176A1 (de) 2002-07-24
EA004054B1 (ru) 2003-12-25
JP2003511379A (ja) 2003-03-25
AU780442B2 (en) 2005-03-24
ATE295840T1 (de) 2005-06-15
NO20021600L (no) 2002-06-05
PL355541A1 (en) 2004-05-04

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Legal Events

Date Code Title Description
PD2B A search report has been drawn up
SD Assignments of patents

Owner name: DSM IP ASSETS B.V.

Effective date: 20050915

TD Modifications of names of proprietors of patents

Owner name: KONINKLIJKE DSM N.V.

Effective date: 20050915

V1 Lapsed because of non-payment of the annual fee

Effective date: 20100501