MX2023005208A - Proceso de prilado de urea. - Google Patents

Proceso de prilado de urea.

Info

Publication number
MX2023005208A
MX2023005208A MX2023005208A MX2023005208A MX2023005208A MX 2023005208 A MX2023005208 A MX 2023005208A MX 2023005208 A MX2023005208 A MX 2023005208A MX 2023005208 A MX2023005208 A MX 2023005208A MX 2023005208 A MX2023005208 A MX 2023005208A
Authority
MX
Mexico
Prior art keywords
prilling process
urea prilling
urea
prilling
formaldehyde
Prior art date
Application number
MX2023005208A
Other languages
English (en)
Inventor
Andrea Beretti
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 MX2023005208A publication Critical patent/MX2023005208A/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
    • 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
    • C07C273/04—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 from carbon dioxide and ammonia
    • 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
    • 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
    • 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
    • B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
    • B01J2/02—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by dividing the liquid material into drops, e.g. by spraying, and solidifying the drops
    • 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
    • Y02P20/141—Feedstock

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Fertilizers (AREA)
  • Medicinal Preparation (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)

Abstract

Un proceso de prilado de una masa fundida de urea que comprende el uso de lignosulfonato de calcio o carboximetil almidón como aditivo para obtener un producto de urea sin formaldehído.
MX2023005208A 2020-11-06 2021-09-10 Proceso de prilado de urea. MX2023005208A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP20206201.4A EP3995487A1 (en) 2020-11-06 2020-11-06 Urea prilling process
PCT/EP2021/074915 WO2022096182A1 (en) 2020-11-06 2021-09-10 Urea prilling process

Publications (1)

Publication Number Publication Date
MX2023005208A true MX2023005208A (es) 2023-05-16

Family

ID=73172552

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2023005208A MX2023005208A (es) 2020-11-06 2021-09-10 Proceso de prilado de urea.

Country Status (7)

Country Link
US (1) US20240002335A1 (es)
EP (2) EP3995487A1 (es)
CN (1) CN116635138A (es)
AU (1) AU2021376528A1 (es)
CA (1) CA3197779A1 (es)
MX (1) MX2023005208A (es)
WO (1) WO2022096182A1 (es)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4587358A (en) * 1985-08-26 1986-05-06 Tennessee Valley Authority Production of high-strength, storage-stable particulate urea
US5782951A (en) * 1997-02-20 1998-07-21 Western Industrial Clay Products, Inc. Particulate urea with finely divided inorganic material incorporated for hardness nonfriability and anti-caking
EP1477219A1 (en) 2003-05-16 2004-11-17 Tuttle Prilling Systems Granulation apparatus
CN104812723B (zh) * 2012-08-15 2018-07-06 科氏农艺服务有限责任公司 基本上球形的粒子的改良组合物
EP3594194A1 (en) * 2018-07-12 2020-01-15 Casale Sa Urea granulation process

Also Published As

Publication number Publication date
CN116635138A (zh) 2023-08-22
US20240002335A1 (en) 2024-01-04
CA3197779A1 (en) 2022-05-12
AU2021376528A1 (en) 2023-06-22
EP3995487A1 (en) 2022-05-11
WO2022096182A1 (en) 2022-05-12
EP4240720A1 (en) 2023-09-13

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