JPS5228770B2 - - Google Patents
Info
- Publication number
- JPS5228770B2 JPS5228770B2 JP8730171A JP8730171A JPS5228770B2 JP S5228770 B2 JPS5228770 B2 JP S5228770B2 JP 8730171 A JP8730171 A JP 8730171A JP 8730171 A JP8730171 A JP 8730171A JP S5228770 B2 JPS5228770 B2 JP S5228770B2
- 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.)
- Expired
Links
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8730171A JPS5228770B2 (zh) | 1971-11-01 | 1971-11-01 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8730171A JPS5228770B2 (zh) | 1971-11-01 | 1971-11-01 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS4852708A JPS4852708A (zh) | 1973-07-24 |
JPS5228770B2 true JPS5228770B2 (zh) | 1977-07-28 |
Family
ID=13910988
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8730171A Expired JPS5228770B2 (zh) | 1971-11-01 | 1971-11-01 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5228770B2 (zh) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4827037A (en) * | 1985-04-04 | 1989-05-02 | Union Carbide Corporation | Quality of catalytically prepared polyalkylene polyamines |
US4766247A (en) * | 1986-09-26 | 1988-08-23 | Air Products And Chemicals, Inc. | Color reduction of polyamines by mild catalytic hydrogenation |
US5364971A (en) * | 1993-08-25 | 1994-11-15 | Texaco Chemical Inc. | Decolorization of polyethylene polyamines using ruthenium |
US5362914A (en) * | 1993-08-25 | 1994-11-08 | Texaco Chemical Inc. | Decolorization of polyethylene polyamines using cobalt/copper/chromium |
FR2856682B1 (fr) * | 2003-06-27 | 2005-08-26 | Rhodia Polyamide Intermediates | Procede de purification de diamines |
ES2907261T3 (es) | 2014-12-17 | 2022-04-22 | Cathay Biotech Inc | Procedimiento para purificar 1,5-pentanodiamina |
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1971
- 1971-11-01 JP JP8730171A patent/JPS5228770B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS4852708A (zh) | 1973-07-24 |