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ES520763A0 - Perfeccionamientos en un procedimiento de fabricacion de acido cianurico a partir de urea. - Google Patents

Perfeccionamientos en un procedimiento de fabricacion de acido cianurico a partir de urea.

Info

Publication number
ES520763A0
ES520763A0 ES520763A ES520763A ES520763A0 ES 520763 A0 ES520763 A0 ES 520763A0 ES 520763 A ES520763 A ES 520763A ES 520763 A ES520763 A ES 520763A ES 520763 A0 ES520763 A0 ES 520763A0
Authority
ES
Spain
Prior art keywords
urea
manufacture
cyanuric acid
cyanuric
acid
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
ES520763A
Other languages
English (en)
Other versions
ES8401757A1 (es
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Orkem SA
Original Assignee
Chimique des Charbonnages 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 Chimique des Charbonnages SA filed Critical Chimique des Charbonnages SA
Publication of ES8401757A1 publication Critical patent/ES8401757A1/es
Publication of ES520763A0 publication Critical patent/ES520763A0/es
Granted legal-status Critical Current

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
    • C07D251/30—Only oxygen atoms
    • C07D251/32—Cyanuric acid; Isocyanuric acid

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
ES520763A 1982-03-24 1983-03-18 Perfeccionamientos en un procedimiento de fabricacion de acido cianurico a partir de urea. Granted ES520763A0 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR828204960A FR2523968B1 (fr) 1982-03-24 1982-03-24 Perfectionnement au procede de fabrication de l'acide cyanurique par chauffage de l'uree a une temperature superieure a sa temperature de fusion

Publications (2)

Publication Number Publication Date
ES8401757A1 ES8401757A1 (es) 1984-01-01
ES520763A0 true ES520763A0 (es) 1984-01-01

Family

ID=9272313

Family Applications (1)

Application Number Title Priority Date Filing Date
ES520763A Granted ES520763A0 (es) 1982-03-24 1983-03-18 Perfeccionamientos en un procedimiento de fabricacion de acido cianurico a partir de urea.

Country Status (5)

Country Link
US (1) US4455423A (es)
BE (1) BE896250A (es)
ES (1) ES520763A0 (es)
FR (1) FR2523968B1 (es)
IT (1) IT1160758B (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3404873A1 (de) * 1984-02-11 1985-08-14 Hoechst Ag, 6230 Frankfurt Verfahren zur herstellung von cyanursaeure
ES2103679B1 (es) * 1995-03-10 1998-07-01 Inquide S A Proceso e instalacion para la obtencion de acido cianurico de elevada pureza.
CN111848530A (zh) * 2020-08-03 2020-10-30 山东兴达化工有限公司 一种节能低污染的氰尿酸制备方法
CN120535473A (zh) 2022-10-07 2025-08-26 卡萨乐有限公司 具有三聚氰胺废气的两阶段纯化的三聚氰胺工艺
EP4349817B1 (en) 2022-10-07 2025-04-23 Casale Sa Melamine process with a two-stage purification of melamine offgas

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1183672A (fr) * 1956-10-08 1959-07-10 Fmc Corp Procédé de fabrication de l'acide cyanurique en granules et produit conforme à celui obtenu
US3236845A (en) * 1963-04-26 1966-02-22 Grace W R & Co Production of cyanuric acid from urea
FR1346599A (fr) * 1963-01-11 1963-12-20 Monsanto Chemicals Procédé perfectionné de préparation d'acide cyanurique
NO129437B (es) * 1970-04-27 1974-04-16 Stord Bartz Industri As
NO122742B (es) * 1970-05-16 1971-08-02 Stord Bartz Industri As
JPS5341676B2 (es) * 1973-10-05 1978-11-06

Also Published As

Publication number Publication date
IT8320271A0 (it) 1983-03-24
ES8401757A1 (es) 1984-01-01
FR2523968A1 (fr) 1983-09-30
FR2523968B1 (fr) 1985-07-26
IT1160758B (it) 1987-03-11
US4455423A (en) 1984-06-19
BE896250A (fr) 1983-09-23

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20001009