MX2023003037A - Proceso de produccion de urea de grado alimenticio. - Google Patents

Proceso de produccion de urea de grado alimenticio.

Info

Publication number
MX2023003037A
MX2023003037A MX2023003037A MX2023003037A MX2023003037A MX 2023003037 A MX2023003037 A MX 2023003037A MX 2023003037 A MX2023003037 A MX 2023003037A MX 2023003037 A MX2023003037 A MX 2023003037A MX 2023003037 A MX2023003037 A MX 2023003037A
Authority
MX
Mexico
Prior art keywords
urea
biuret
producing feed
grade urea
melt
Prior art date
Application number
MX2023003037A
Other languages
English (en)
Inventor
Leonardo Marrone
Original Assignee
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 Casale Sa filed Critical Casale Sa
Publication of MX2023003037A publication Critical patent/MX2023003037A/es

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C273/02—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds
    • C07C273/14—Separation; Purification; Stabilisation; Use of additives
    • C07C273/16—Separation; Purification
    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05C—NITROGENOUS FERTILISERS
    • C05C9/00—Fertilisers containing urea or urea compounds
    • C05C9/005—Post-treatment
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C273/02—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C273/02—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds
    • C07C273/14—Separation; Purification; Stabilisation; Use of additives
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

Se describe un proceso para la producción de urea de grado alimenticio a partir de una masa fundida de urea líquida, que comprende procesar la masa fundida de urea (6) para promover la formación de biuret hasta una concentración de al menos el 3% de biuret, y someter la masa fundida de urea que contiene biuret (8) así obtenida a un proceso de conformación para obtener un producto de urea granular.
MX2023003037A 2020-11-06 2021-09-10 Proceso de produccion de urea de grado alimenticio. MX2023003037A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP20206206.3A EP3995488A1 (en) 2020-11-06 2020-11-06 Process for producing feed-grade urea
PCT/EP2021/074921 WO2022096183A1 (en) 2020-11-06 2021-09-10 Process for producing feed-grade urea

Publications (1)

Publication Number Publication Date
MX2023003037A true MX2023003037A (es) 2023-04-05

Family

ID=73172556

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2023003037A MX2023003037A (es) 2020-11-06 2021-09-10 Proceso de produccion de urea de grado alimenticio.

Country Status (7)

Country Link
US (1) US20230303485A1 (es)
EP (2) EP3995488A1 (es)
CN (1) CN116390909B (es)
AU (1) AU2021376674A1 (es)
CA (1) CA3193333A1 (es)
MX (1) MX2023003037A (es)
WO (1) WO2022096183A1 (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4371975A1 (en) 2022-11-16 2024-05-22 Yara International ASA Process to produce a melt of urea and biuret and system to produce such a melt

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3251879A (en) * 1963-06-19 1966-05-17 Chemical Construction Corp Production of low-biuret urea crystals
AT351135B (de) * 1977-06-08 1979-07-10 Oemv Ag Verfahren und vorrichtung zur reinigung von harnstoffloesungen
NL8700913A (nl) * 1987-04-16 1988-11-16 Nl Stikstof Werkwijze voor het vervaardigen van kunstmestgranules.
EA009533B1 (ru) * 2003-11-10 2008-02-28 ДСМ АйПи ЭССЕТС Б.В. Способ приготовления гранул мочевины
EA034672B1 (ru) * 2016-05-03 2020-03-04 Стамикарбон Б.В. Контроль образования биурета при производстве карбамида
EP3452212B1 (en) * 2016-05-03 2020-02-12 Stamicarbon B.V. Urea production with controlled biuret

Also Published As

Publication number Publication date
US20230303485A1 (en) 2023-09-28
EP3995488A1 (en) 2022-05-11
AU2021376674A1 (en) 2023-03-23
WO2022096183A1 (en) 2022-05-12
CN116390909A (zh) 2023-07-04
EP4240721A1 (en) 2023-09-13
CN116390909B (zh) 2024-03-12
CA3193333A1 (en) 2022-05-12

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