ES2109840B1 - NEW CATALYSTS BASED ON MAGNESIUM ORTHOPHOSPHATE, PROCEDURE FOR ITS PREPARATION AND APPLICATIONS. - Google Patents

NEW CATALYSTS BASED ON MAGNESIUM ORTHOPHOSPHATE, PROCEDURE FOR ITS PREPARATION AND APPLICATIONS.

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Publication number
ES2109840B1
ES2109840B1 ES9400615A ES9400615A ES2109840B1 ES 2109840 B1 ES2109840 B1 ES 2109840B1 ES 9400615 A ES9400615 A ES 9400615A ES 9400615 A ES9400615 A ES 9400615A ES 2109840 B1 ES2109840 B1 ES 2109840B1
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Spain
Prior art keywords
procedure
applications
preparation
catalysts
catalysts based
Prior art date
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Expired - Fee Related
Application number
ES9400615A
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Spanish (es)
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ES2109840A1 (en
Inventor
Sanchidrian Cesar Jimenez
Salguero Francisco Jose Romero
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.)
Universidad de Cordoba
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Universidad de Cordoba
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Publication date
Application filed by Universidad de Cordoba filed Critical Universidad de Cordoba
Priority to ES9400615A priority Critical patent/ES2109840B1/en
Publication of ES2109840A1 publication Critical patent/ES2109840A1/en
Application granted granted Critical
Publication of ES2109840B1 publication Critical patent/ES2109840B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

NUEVOS CATALIZADORES A BASE DE ORTOFOSFATO DE MAGNESIO, PROCEDIMIENTO PARA SU PREPARACION Y APLICACIONES. LOS CATALIZADORES RESPONDEN A LA FORMULA XMMGN (PO4)P EN LA QUE X ES UN CATION METALICO ALCALINO SELECCIONADO ENTRE SODIO, LITIO Y POTASIO; Y M = 0 O 1, N = 1 O 3 Y P = 1 O 2 CON CIERTAS CONDICIONES . EL PROCEDIMIENTO COMPRENDE: (A) REACCION DE CLORURO DE MAGNESIO CON HIDROGENOFOSFATO DE SODIO A PH 9 Y TEMPERATURA AMBIENTE; (B) ADICION AL MEDIO DE REACCION DE (A) DE UN CARBONATO DE METAL ALCALINO CALENTANDO A 60-80C DURANTE UNAS 5 HORAS; Y (C) CALCINACION DEL SOLIDO OBTENIDO PARA PRODUCIR COMPUESTOS DE FORMULA XMGPO4 EN QUE X=NA, LI, K. SI SE SUPRIME LA ETAPA (B) DEL PROCEDIMIENTO SE OBTIENE MG3 (PO4)2. Y H2O EN QUE Y=22,8 O 5. ESTOS PRODUCTOS SON UTILES COMO CATALIZADORES EN PROCESOS DE DESHIDROGENACION Y DESHIDRATACION DE ALCOHOLES, DE CONDENSACION ALDOLICA Y DE TRANSFERENCIA DE HIDROGENO.NEW CATALYSTS BASED ON MAGNESIUM ORTHOPHOSPHATE, PROCEDURE FOR ITS PREPARATION AND APPLICATIONS. THE CATALYSTS RESPOND TO THE FORMULA XMMGN (PO4) P IN WHICH X IS AN ALKALINE METALLIC CATION SELECTED BETWEEN SODIUM, LITHIUM AND POTASSIUM; Y M = 0 O 1, N = 1 O 3 Y P = 1 O 2 WITH CERTAIN CONDITIONS. THE PROCEDURE INCLUDES: (A) REACTION OF MAGNESIUM CHLORIDE WITH SODIUM HYDROGEN PHOSPHATE AT PH 9 AND ROOM TEMPERATURE; (B) ADDITION TO THE REACTION MEDIA OF (A) OF AN ALKALINE METAL CARBONATE HEATING TO 60-80C FOR ABOUT 5 HOURS; AND (C) CALCINATION OF THE SOLID OBTAINED TO PRODUCE COMPOUNDS OF FORMULA XMGPO4 IN WHICH X = NA, LI, K. IF STAGE (B) OF THE PROCEDURE IS REMOVED, OBTAIN MG3 (PO4) 2. AND H2O IN WHICH Y = 22.8 OR 5. THESE PRODUCTS ARE USEFUL AS CATALYSTS IN DEHYDROGENATION AND DEHYDRATION PROCESSES OF ALCOHOLS, ALDOLIC CONDENSATION AND HYDROGEN TRANSFER.

ES9400615A 1994-03-22 1994-03-22 NEW CATALYSTS BASED ON MAGNESIUM ORTHOPHOSPHATE, PROCEDURE FOR ITS PREPARATION AND APPLICATIONS. Expired - Fee Related ES2109840B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES9400615A ES2109840B1 (en) 1994-03-22 1994-03-22 NEW CATALYSTS BASED ON MAGNESIUM ORTHOPHOSPHATE, PROCEDURE FOR ITS PREPARATION AND APPLICATIONS.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES9400615A ES2109840B1 (en) 1994-03-22 1994-03-22 NEW CATALYSTS BASED ON MAGNESIUM ORTHOPHOSPHATE, PROCEDURE FOR ITS PREPARATION AND APPLICATIONS.

Publications (2)

Publication Number Publication Date
ES2109840A1 ES2109840A1 (en) 1998-01-16
ES2109840B1 true ES2109840B1 (en) 1998-08-16

Family

ID=8285660

Family Applications (1)

Application Number Title Priority Date Filing Date
ES9400615A Expired - Fee Related ES2109840B1 (en) 1994-03-22 1994-03-22 NEW CATALYSTS BASED ON MAGNESIUM ORTHOPHOSPHATE, PROCEDURE FOR ITS PREPARATION AND APPLICATIONS.

Country Status (1)

Country Link
ES (1) ES2109840B1 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1224716B (en) * 1965-01-29 1966-09-15 Knapsack Ag Process for the production of magnesium hydrogen phosphate trihydrate
US3893946A (en) * 1970-04-16 1975-07-08 Raffinage Cie Francaise Dehydration catalysts, particularly for the dehydration of diols
US4411876A (en) * 1982-12-30 1983-10-25 Stauffer Chemical Company Process for the manufacture of trimagnesium phosphate octahydrate of high purity
DE3510568A1 (en) * 1985-03-23 1986-09-25 Hüls AG, 4370 Marl CATALYST SYSTEM AND METHOD FOR PRODUCING (ALPHA), (OMEGA) -C (ARROW DOWN) 4 (ARROW DOWN) - TO C (ARROW DOWN) 2 (ARROW DOWN) (ARROW DOWN) 0 (ARROW DOWN) ALK

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Publication number Publication date
ES2109840A1 (en) 1998-01-16

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