JPS4981327A - - Google Patents
Info
- Publication number
- JPS4981327A JPS4981327A JP12505772A JP12505772A JPS4981327A JP S4981327 A JPS4981327 A JP S4981327A JP 12505772 A JP12505772 A JP 12505772A JP 12505772 A JP12505772 A JP 12505772A JP S4981327 A JPS4981327 A JP S4981327A
- Authority
- JP
- Japan
- 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
Landscapes
- Treatment Of Liquids With Adsorbents In General (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Polymerisation Methods In General (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12505772A JPS5238543B2 (da) | 1972-12-13 | 1972-12-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12505772A JPS5238543B2 (da) | 1972-12-13 | 1972-12-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4981327A true JPS4981327A (da) | 1974-08-06 |
| JPS5238543B2 JPS5238543B2 (da) | 1977-09-29 |
Family
ID=14900739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12505772A Expired JPS5238543B2 (da) | 1972-12-13 | 1972-12-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5238543B2 (da) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5777643A (en) * | 1980-10-31 | 1982-05-15 | Asahi Chem Ind Co Ltd | Stabilizing method of methacrylic acid against heat |
| US4837338A (en) * | 1986-06-16 | 1989-06-06 | Exxon Research And Engineering Company | Removal of impurities from n-methyl-pyrrolidone using highly pure water washed activated alumina |
-
1972
- 1972-12-13 JP JP12505772A patent/JPS5238543B2/ja not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5777643A (en) * | 1980-10-31 | 1982-05-15 | Asahi Chem Ind Co Ltd | Stabilizing method of methacrylic acid against heat |
| US4837338A (en) * | 1986-06-16 | 1989-06-06 | Exxon Research And Engineering Company | Removal of impurities from n-methyl-pyrrolidone using highly pure water washed activated alumina |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5238543B2 (da) | 1977-09-29 |