DK2276751T3 - Fremgangsmåde til fremstilling af melamin af høj kvalitet ud fra urinstof - Google Patents

Fremgangsmåde til fremstilling af melamin af høj kvalitet ud fra urinstof

Info

Publication number
DK2276751T3
DK2276751T3 DK09745782.4T DK09745782T DK2276751T3 DK 2276751 T3 DK2276751 T3 DK 2276751T3 DK 09745782 T DK09745782 T DK 09745782T DK 2276751 T3 DK2276751 T3 DK 2276751T3
Authority
DK
Denmark
Prior art keywords
urea
melamine
high quality
producing high
disclosed
Prior art date
Application number
DK09745782.4T
Other languages
English (en)
Inventor
Giancarlo Sioli
Original Assignee
Urea Casale Sa
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 Urea Casale Sa filed Critical Urea Casale Sa
Application granted granted Critical
Publication of DK2276751T3 publication Critical patent/DK2276751T3/da

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
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J10/00—Chemical processes in general for reacting liquid with gaseous media other than in the presence of solid particles, or apparatus specially adapted therefor
    • B01J10/005—Chemical processes in general for reacting liquid with gaseous media other than in the presence of solid particles, or apparatus specially adapted therefor carried out at high temperatures in the presence of a molten material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/0006—Controlling or regulating processes
    • B01J19/0013—Controlling the temperature of the process
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/0006—Controlling or regulating processes
    • B01J19/002—Avoiding undesirable reactions or side-effects, e.g. avoiding explosions, or improving the yield by suppressing side-reactions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/0053—Details of the reactor
    • B01J19/006—Baffles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/0053—Details of the reactor
    • B01J19/0066—Stirrers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/18—Stationary reactors having moving elements inside
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00002—Chemical plants
    • B01J2219/00027—Process aspects
    • B01J2219/0004—Processes in series
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
    • B01J2219/00076—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements inside the reactor
    • B01J2219/00083—Coils
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00132—Controlling the temperature using electric heating or cooling elements
    • B01J2219/00135—Electric resistance heaters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00189—Controlling or regulating processes controlling the stirring velocity
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00761—Details of the reactor
    • B01J2219/00763—Baffles
    • B01J2219/00765—Baffles attached to the reactor wall
    • B01J2219/00768—Baffles attached to the reactor wall vertical
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/18—Details relating to the spatial orientation of the reactor
    • B01J2219/182—Details relating to the spatial orientation of the reactor horizontal
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/18—Details relating to the spatial orientation of the reactor
    • B01J2219/185—Details relating to the spatial orientation of the reactor vertical
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/19—Details relating to the geometry of the reactor
    • B01J2219/194—Details relating to the geometry of the reactor round
    • B01J2219/1941—Details relating to the geometry of the reactor round circular or disk-shaped
    • B01J2219/1943—Details relating to the geometry of the reactor round circular or disk-shaped cylindrical

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)
  • Exhaust Gas After Treatment (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
DK09745782.4T 2008-05-14 2009-05-14 Fremgangsmåde til fremstilling af melamin af høj kvalitet ud fra urinstof DK2276751T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP08008958A EP2119710A1 (en) 2008-05-14 2008-05-14 Process for producing high-quality melamine from urea
PCT/EP2009/055825 WO2009138450A1 (en) 2008-05-14 2009-05-14 Process for producing high-quality melamine from urea

Publications (1)

Publication Number Publication Date
DK2276751T3 true DK2276751T3 (da) 2012-01-30

Family

ID=39561881

Family Applications (1)

Application Number Title Priority Date Filing Date
DK09745782.4T DK2276751T3 (da) 2008-05-14 2009-05-14 Fremgangsmåde til fremstilling af melamin af høj kvalitet ud fra urinstof

Country Status (15)

Country Link
US (1) US8779130B2 (da)
EP (2) EP2119710A1 (da)
JP (1) JP2011520840A (da)
KR (1) KR101582308B1 (da)
CN (1) CN102015663B (da)
AT (1) ATE528297T1 (da)
AU (1) AU2009248070B2 (da)
BR (1) BRPI0912763A2 (da)
CA (1) CA2722963C (da)
DK (1) DK2276751T3 (da)
ES (1) ES2375262T3 (da)
PL (1) PL2276751T3 (da)
RU (1) RU2538275C2 (da)
SA (1) SA109300292B1 (da)
WO (1) WO2009138450A1 (da)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2399669A1 (en) * 2010-06-24 2011-12-28 Borealis Agrolinz Melamine GmbH Horizontal high-pressure melamine reactor
CN101973948B (zh) * 2010-09-11 2013-03-27 山东省舜天化工集团有限公司 一种三聚氰胺生产方法
CN103570636A (zh) * 2013-11-16 2014-02-12 安徽金禾实业股份有限公司 一种利用熔盐炉烟气加热三聚氰胺循环载气的方法
US20160145557A1 (en) * 2014-11-17 2016-05-26 The Regents Of The University Of California Reactor vessel useful for performing multiple pretreatments
CN109317072B (zh) * 2018-10-19 2020-12-22 山东耀华特耐科技有限公司 磷酸二氢铝溶液制备设备
CN109437929A (zh) * 2018-10-19 2019-03-08 山东耀华特耐科技有限公司 高粘度易分散型结合剂
CN110756140B (zh) * 2019-11-05 2022-07-12 华友新能源科技（衢州）有限公司 一种三元前驱体合成反应中物料浓缩的方法
KR20210059512A (ko) * 2019-11-15 2021-05-25 한화솔루션 주식회사 중합 반응기
CN113680292A (zh) * 2020-05-19 2021-11-23 陈学仕 群组式反应系统
CN111606867B (zh) * 2020-06-17 2023-09-05 新疆心连心能源化工有限公司 差异化尿素联产三聚氰胺装置及生产方法
EP3995205A1 (en) * 2020-11-10 2022-05-11 Universidad de Castilla La Mancha Co2 capture using alkaline media for the preparation of sodium carbonate
CN112427001A (zh) * 2021-01-28 2021-03-02 东营市宝泽能源科技有限公司 —种瓜尔胶粉生产用反应釜
IT202100013079A1 (it) * 2021-05-20 2022-11-20 Eurotecnica Melamine Ag Apparato per la produzione di melammina
EP4245754A1 (en) * 2022-03-15 2023-09-20 Casale Sa Process for the synthesis of melamine
CN115350648B (zh) * 2022-09-08 2023-09-19 山东森熠新材料有限公司 一种人造金刚石合成块制备工艺

Family Cites Families (14)

* 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
NL1003709C2 (nl) * 1996-07-30 1998-02-05 Dsm Nv Werkwijze voor het bereiden van melamine.
DE50006343D1 (de) * 1999-07-27 2004-06-09 Ami Agrolinz Melamine Int Gmbh Verfahren zur herstellung von melamin
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
NL1018283C2 (nl) * 2001-06-13 2002-12-19 Dsm Nv Werkwijze voor het in contact brengen van gesmolten ureum met een gasstroom.
RU2304456C2 (ru) * 2001-11-16 2007-08-20 АМИ-Агролинц Меламин Интернейшнл ГмбХ Способ очистки отходящих газов из установки по производству меламина
AT411462B (de) * 2001-12-12 2004-01-26 Agrolinz Melamin Gmbh Verfahren zur reinigung einer melaminschmelze
CN1446808A (zh) * 2002-03-21 2003-10-08 张国瑞 一种高压法生产高纯度三聚氰胺的工艺方法和工艺过程
NL1021637C2 (nl) * 2002-07-29 2004-01-30 Dsm Nv Werkwijze voor het vergroten van de capaciteit van een ureumfabriek.
NL1021287C2 (nl) * 2002-08-15 2004-02-17 Dsm Nv Werkwijze voor het bereiden van melamine.
WO2004085413A1 (fr) * 2003-03-24 2004-10-07 Guorui Zhang Procede de production de melamine par processus haute pression
DE10319902A1 (de) * 2003-04-29 2005-08-18 Ami-Agrolinz Melamine International Gmbh Verfahren und Vorrichtung zur Herstellung von Melamin unter Hochdruck
AT414239B (de) * 2004-07-29 2006-10-15 Ami Agrolinz Melamine Int Gmbh Hochdruckverfahren zur herstellung von reinem melamin

Also Published As

Publication number Publication date
BRPI0912763A2 (pt) 2019-03-06
CN102015663B (zh) 2013-03-27
RU2010150850A (ru) 2013-02-20
CN102015663A (zh) 2011-04-13
EP2276751A1 (en) 2011-01-26
EP2119710A1 (en) 2009-11-18
KR101582308B1 (ko) 2016-01-04
AU2009248070B2 (en) 2013-01-31
KR20110013481A (ko) 2011-02-09
US8779130B2 (en) 2014-07-15
SA109300292B1 (ar) 2012-01-24
ES2375262T3 (es) 2012-02-28
ATE528297T1 (de) 2011-10-15
US20110054169A1 (en) 2011-03-03
PL2276751T3 (pl) 2012-03-30
WO2009138450A1 (en) 2009-11-19
RU2538275C2 (ru) 2015-01-10
CA2722963A1 (en) 2009-11-19
CA2722963C (en) 2016-04-12
EP2276751B1 (en) 2011-10-12
AU2009248070A1 (en) 2009-11-19
JP2011520840A (ja) 2011-07-21

Similar Documents

Publication Publication Date Title
DK2276751T3 (da) Fremgangsmåde til fremstilling af melamin af høj kvalitet ud fra urinstof
CN102762521A (zh) 生产富甲烷产品气体的方法及可用于该目的的反应器系统
UA115871C2 (uk) Спосіб синтезу сечовини і відповідна компоновка реакційної секції установки для одержання сечовини
Zhu et al. Improving the energy efficiency and production performance of the cyclohexanone ammoximation process via thermodynamics, kinetics, dynamics, and economic analyses
NZ743351A (en) Methanol process
Moioli et al. Model based determination of the optimal reactor concept for Sabatier reaction in small-scale applications over Ru/Al2O3
MY147866A (en) Methanol process
UA95019C2 (en) Method for the production of dialkyl ether
CN102020578A (zh) 一种连续化生产脂肪酸烷醇酰胺的方法和装置
UA120333C2 (uk) Спосіб одержання проміжних сполук для одержання азоксистробіну
RU2010100989A (ru) Способ получения гептафторида йода
RU2015125580A (ru) Способ дегидратации этанола с получением этилена с низким потреблением энергии
MX2013004373A (es) Proceso y planta para la produccion de metanol por medio de lechos cataliticos isotermicos.
CN103408452A (zh) 一种合成邻硝基对氯乙酰乙酰苯胺的绿色工艺
CN104388139A (zh) 粗煤气直接甲烷化的方法和系统
GB201121566D0 (en) Process
UA102575C2 (ru) Способ получения мочевины, установка для ее получения и способ модернизации установки для синтеза мочевины
Xuan et al. Kinetic model and CFD simulation for an entrained flow coal hydrogasifier and influence of structural parameters
RU2012137326A (ru) Способ получения диметилового эфира
MX2010009627A (es) Proceso de hidrogenacion mejorado.
EA201190154A1 (ru) Способ и устройство для утилизации биомассы в процессе газификации
RU2011120466A (ru) Способ рециркулирования содержащего воск фт железного катализатора, удаленного из реактора фишера-тропша
RU2019108042A (ru) Способ производства метанола
MY152961A (en) Process for producing (meth)acrylic acid
FR2938838B1 (fr) Procede de fabrication d'un methacrylate de methyle derive de la biomasse