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
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.
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)
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)
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 |
-
1991
- 1991-07-24 ES ES9101736A patent/ES2035789B1/es not_active Expired - Fee Related
Patent Citations (2)
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)
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 |