ES2035789A1 - Procedimiento de obtencion de esteres fosforicos. - Google Patents

Procedimiento de obtencion de esteres fosforicos.

Info

Publication number
ES2035789A1
ES2035789A1 ES919101736A ES9101736A ES2035789A1 ES 2035789 A1 ES2035789 A1 ES 2035789A1 ES 919101736 A ES919101736 A ES 919101736A ES 9101736 A ES9101736 A ES 9101736A ES 2035789 A1 ES2035789 A1 ES 2035789A1
Authority
ES
Spain
Prior art keywords
chemical industry
phosphoric ester
oxidn
triphosphites
corresp
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
ES919101736A
Other languages
English (en)
Other versions
ES2035789B1 (es
Inventor
Oliva Antoni Trius
Obiols Oriol Posanti
Llosas Joaquin Bigorra
Guillamet Rosa Giralt
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.)
Pulcra SA
Original Assignee
Pulcra 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 Pulcra SA filed Critical Pulcra SA
Priority to ES9101736A priority Critical patent/ES2035789B1/es
Publication of ES2035789A1 publication Critical patent/ES2035789A1/es
Application granted granted Critical
Publication of ES2035789B1 publication Critical patent/ES2035789B1/es
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Abstract

PROCEDIMIENTO DE OBTENCION DE ESTERES FOSFORICOS, EN CONCRETO DE DIFOSFATOS Y TRIFOSFATOS MEDIANTE OXIDACION DE LOS CORRESPONDIENTES DIFOSFITOS Y TRIFOSFITOS. COMPRENDE REALIZAR LA OXIDACION MEDIANTE UNA SOLUCION ACUOSA DE HIPOCLORITO SODICO, TRANSCURRIENDO LA REACCION EN HETEROFASE TRAS LO CUAL SE ELIMINAN POSTERIORMENTE LAS SALES INORGANICAS MEDIANTE DECANTACION SEGUIDA DE LAVADOS CON AGUA PARA OBTENER ASI UN FOSFATADO CUYA RIQUEZA DEPENDE UNICA Y EXCLUSIVAMENTE DE LA PUREZA DEL FOSFITO DE PARTIDA. LOS ESTERES FOSFORICOS ASI OBTENIDOS SON DE APLICACION EN SECTORES MUY DIRECTOS DE QUIMICA INDUSTRIAL.
ES9101736A 1991-07-24 1991-07-24 Procedimiento de obtencion de esteres fosforicos. Expired - Fee Related ES2035789B1 (es)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES9101736A ES2035789B1 (es) 1991-07-24 1991-07-24 Procedimiento de obtencion de esteres fosforicos.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES9101736A ES2035789B1 (es) 1991-07-24 1991-07-24 Procedimiento de obtencion de esteres fosforicos.

Publications (2)

Publication Number Publication Date
ES2035789A1 true ES2035789A1 (es) 1993-04-16
ES2035789B1 ES2035789B1 (es) 1994-10-16

Family

ID=8273117

Family Applications (1)

Application Number Title Priority Date Filing Date
ES9101736A Expired - Fee Related ES2035789B1 (es) 1991-07-24 1991-07-24 Procedimiento de obtencion de esteres fosforicos.

Country Status (1)

Country Link
ES (1) ES2035789B1 (es)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7947632B2 (en) 2008-02-08 2011-05-24 Brine-Add Fluids Ltd. Gelled hydrocarbons for oilfield processes, phosphate ester compounds useful in gellation of hydrocarbons and methods for production and use thereof
CN111484519A (zh) * 2019-01-29 2020-08-04 正大天晴药业集团股份有限公司 磷酸二苄酯及其衍生物的制备方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3277217A (en) * 1963-04-24 1966-10-04 Gen Aniline & Film Corp Process for producing phosphate esters by oxidation of phosphites using hydrogen peroxide and organic peroxides as catalyst
US4371509A (en) * 1980-09-10 1983-02-01 Hoechst Aktiengesellschaft Oxidizing phosphorus compounds with chlorosulfonic acid

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3277217A (en) * 1963-04-24 1966-10-04 Gen Aniline & Film Corp Process for producing phosphate esters by oxidation of phosphites using hydrogen peroxide and organic peroxides as catalyst
US4371509A (en) * 1980-09-10 1983-02-01 Hoechst Aktiengesellschaft Oxidizing phosphorus compounds with chlorosulfonic acid

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7947632B2 (en) 2008-02-08 2011-05-24 Brine-Add Fluids Ltd. Gelled hydrocarbons for oilfield processes, phosphate ester compounds useful in gellation of hydrocarbons and methods for production and use thereof
US8017562B2 (en) 2008-02-08 2011-09-13 Brine-Add Fluids Ltd. Gelled hydrocarbons for oilfield processes, phosphate ester compounds useful in gellation of hydrocarbons and methods for production and use thereof
CN111484519A (zh) * 2019-01-29 2020-08-04 正大天晴药业集团股份有限公司 磷酸二苄酯及其衍生物的制备方法
CN111484519B (zh) * 2019-01-29 2024-04-16 连云港润众制药有限公司 磷酸二苄酯及其衍生物的制备方法

Also Published As

Publication number Publication date
ES2035789B1 (es) 1994-10-16

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20010201