PL2385043T3 - Sposób wytwarzania melaminy o dużej czystości w procesie o niskim zużyciu energii, poprzez pirolizę mocznika i związana z tym aparatura - Google Patents

Sposób wytwarzania melaminy o dużej czystości w procesie o niskim zużyciu energii, poprzez pirolizę mocznika i związana z tym aparatura

Info

Publication number
PL2385043T3
PL2385043T3 PL11164887T PL11164887T PL2385043T3 PL 2385043 T3 PL2385043 T3 PL 2385043T3 PL 11164887 T PL11164887 T PL 11164887T PL 11164887 T PL11164887 T PL 11164887T PL 2385043 T3 PL2385043 T3 PL 2385043T3
Authority
PL
Poland
Prior art keywords
pyrolysis
urea
energy
production
low
Prior art date
Application number
PL11164887T
Other languages
English (en)
Inventor
Pietro Borrini
Amicis Alberto De
Giovanni Morello
Giulia Pichetta
Roberto Santucci
Antonio Tognoni
Original Assignee
Eurotecnica Melamine Luxembourg Zweigniederlassung In Ittigen
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=43017176&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=PL2385043(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Eurotecnica Melamine Luxembourg Zweigniederlassung In Ittigen filed Critical Eurotecnica Melamine Luxembourg Zweigniederlassung In Ittigen
Publication of PL2385043T3 publication Critical patent/PL2385043T3/pl

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)
  • Treating Waste Gases (AREA)
  • Gas Separation By Absorption (AREA)
  • Phenolic Resins Or Amino Resins (AREA)
  • Fertilizers (AREA)
PL11164887T 2010-05-06 2011-05-05 Sposób wytwarzania melaminy o dużej czystości w procesie o niskim zużyciu energii, poprzez pirolizę mocznika i związana z tym aparatura PL2385043T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ITMI2010A000810A IT1400090B1 (it) 2010-05-06 2010-05-06 Procedimento a basso consumo energetico per la produzione di melammina ad elevata purezza tramite pirolisi dell'urea, e relativa apparecchiatura
EP11164887.9A EP2385043B1 (en) 2010-05-06 2011-05-05 Low-energy-consumption process for the production of high-purity melamine, through the pyrolysis of urea and relative equipment

Publications (1)

Publication Number Publication Date
PL2385043T3 true PL2385043T3 (pl) 2013-10-31

Family

ID=43017176

Family Applications (1)

Application Number Title Priority Date Filing Date
PL11164887T PL2385043T3 (pl) 2010-05-06 2011-05-05 Sposób wytwarzania melaminy o dużej czystości w procesie o niskim zużyciu energii, poprzez pirolizę mocznika i związana z tym aparatura

Country Status (8)

Country Link
US (1) US20110275806A1 (pl)
EP (1) EP2385043B1 (pl)
CN (1) CN102285929B (pl)
BR (1) BRPI1102298B1 (pl)
IT (1) IT1400090B1 (pl)
MY (1) MY169253A (pl)
PL (1) PL2385043T3 (pl)
RU (1) RU2552650C2 (pl)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2495876C1 (ru) 2012-09-10 2013-10-20 Открытое Акционерное Общество "Научно-Исследовательский И Проектный Институт Карбамида И Продуктов Органического Синтеза" (Оао Ниик) Способ очистки меламина
CN105709675B (zh) * 2014-12-11 2020-04-10 欧洲技术设于伊特根的三聚氰氨-卢森堡-分支机构 用于生产三聚氰胺的设备的后反应器及相关方法
ITUB20152258A1 (it) * 2015-07-17 2017-01-17 Eurotecnica Melamine Luxemburg Zweigniederlassung In Ittigen Procedimento per la produzione di melammina con separazione e recupero di CO2 e NH3 aventi elevata purezza
US9606049B1 (en) * 2015-10-09 2017-03-28 Honeywell International Inc. Gas detector using a golay cell
EP3208264A1 (en) 2016-02-19 2017-08-23 Casale SA Method for revamping a high pressure melamine plant
CN109761922B (zh) * 2017-11-09 2023-11-21 欧技三聚氰胺有限公司 通过脲的热解生产高纯度三聚氰胺的改进方法和相关装置
IT201800005382A1 (it) 2018-05-15 2019-11-15 Procedimento e dispositivo per separare cristalli di melammina in un processo di produzione di melammina da urea
IT201800007367A1 (it) * 2018-07-20 2020-01-20 Procedimento a basso consumo energetico e ridotto consumo di ammoniaca per la produzione di melammina a elevata purezza tramite pirolisi dell’urea, e relativo impianto
IT202100013088A1 (it) * 2021-05-20 2022-11-20 Eurotecnica Melamine Ag Apparato di trattamento delle correnti gassose uscenti dalla sezione di reazione in un impianto per la produzione di melammina e relativo procedimento
IT202200004898A1 (it) 2022-03-14 2023-09-14 Eurotecnica Melamine Ag Procedimento migliorato per la produzione di melammina ad alta purezza da pirolisi di urea, a ridotto consumo energetico e migliorata integrazione con l’impianto urea
CA3270599A1 (en) 2022-10-14 2024-04-18 Stamicarbon B.V. UREA AND MELAMINE PRODUCTION
WO2024112199A1 (en) 2022-11-22 2024-05-30 Stamicarbon B.V. Coupled urea melamine production with hp co2 stripping
EP4605381A1 (en) 2022-11-22 2025-08-27 Stamicarbon B.V. Coupled urea melamine plant
US12240800B2 (en) 2022-11-22 2025-03-04 Stamicarbon B.V. Multiproduct low biuret urea production
IT202300019557A1 (it) 2023-09-26 2025-03-26 Proman Ag Processo per la produzione di melammina
CN117695824B (zh) * 2023-12-19 2026-04-07 临沂久安安全技术有限公司 一种三聚氰胺生产尾气的净化方法及系统
EP4711358A1 (en) * 2024-09-16 2026-03-18 Casale Sa Melamine production process from pyrolysis of urea
EP4717692A1 (en) 2024-09-26 2026-04-01 Casale Sa Melamine production process from pyrolysis of urea

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3161638A (en) 1964-12-15 Filter
US3161368A (en) 1962-10-18 1964-12-15 Inta Roto Machine Company Inc Butt splicer
US3700672A (en) 1969-04-15 1972-10-24 Nissan Chemical Ind Ltd Process for recovering by-product gases at high pressure in melamine production
NL8201479A (nl) * 1982-04-07 1983-11-01 Stamicarbon Werkwijze voor het bereiden van melamine.
US4565867A (en) 1984-01-05 1986-01-21 Melamine Chemicals, Inc. Anhydrous high-pressure melamine synthesis
AT402294B (de) * 1994-12-23 1997-03-25 Agrolinz Melamin Gmbh Verfahren zur herstellung von hochreinem melamin
IT1292427B1 (it) * 1997-06-27 1999-02-08 Eurotecnica Contractors And En Procedimento e apparecchiatura per la produzione di melammina
CN1129217C (zh) 2001-01-12 2003-11-26 中国科学院西安光学精密机械研究所 全固体多波长激光器
ITMI20011216A1 (it) * 2001-06-08 2002-12-08 Eurotecnica Dev And Licensing Procedimento migliorato per la produzione con alte rese di melanina
ITMI20021026A1 (it) * 2002-05-14 2003-11-14 Eurotecnica Dev & Licensing S Processo di produzione di melammina da urea e particolarmente per ottenere off-gas privi di melammina nello stadio di prima separazione

Also Published As

Publication number Publication date
ITMI20100810A1 (it) 2011-11-07
BRPI1102298B1 (pt) 2018-04-24
RU2552650C2 (ru) 2015-06-10
BRPI1102298A2 (pt) 2012-10-16
CN102285929A (zh) 2011-12-21
CN102285929B (zh) 2014-11-05
EP2385043A1 (en) 2011-11-09
MY169253A (en) 2019-03-19
EP2385043B1 (en) 2013-07-10
IT1400090B1 (it) 2013-05-17
US20110275806A1 (en) 2011-11-10
RU2011116898A (ru) 2012-11-10

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