JPS5384950A - Purification of crude alkylaryl phosphoric acid ester - Google Patents
Purification of crude alkylaryl phosphoric acid esterInfo
- Publication number
- JPS5384950A JPS5384950A JP15127576A JP15127576A JPS5384950A JP S5384950 A JPS5384950 A JP S5384950A JP 15127576 A JP15127576 A JP 15127576A JP 15127576 A JP15127576 A JP 15127576A JP S5384950 A JPS5384950 A JP S5384950A
- Authority
- JP
- Japan
- Prior art keywords
- acid ester
- phosphoric acid
- crude
- purification
- alkylaryl phosphoric
- 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
PURPOSE: To prepare purified alkylaryl phosphoric acid ester stable to light and heat by removing hindered phenols from crude alkylaryl phosphoric acid ester by contact contacting with specific chelating agent.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15127576A JPS5384950A (en) | 1976-12-15 | 1976-12-15 | Purification of crude alkylaryl phosphoric acid ester |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15127576A JPS5384950A (en) | 1976-12-15 | 1976-12-15 | Purification of crude alkylaryl phosphoric acid ester |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5384950A true JPS5384950A (en) | 1978-07-26 |
JPS5653314B2 JPS5653314B2 (en) | 1981-12-17 |
Family
ID=15515105
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15127576A Granted JPS5384950A (en) | 1976-12-15 | 1976-12-15 | Purification of crude alkylaryl phosphoric acid ester |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5384950A (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4966661A (en) * | 1972-10-24 | 1974-06-27 |
-
1976
- 1976-12-15 JP JP15127576A patent/JPS5384950A/en active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4966661A (en) * | 1972-10-24 | 1974-06-27 |
Also Published As
Publication number | Publication date |
---|---|
JPS5653314B2 (en) | 1981-12-17 |
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