JPH0118072B2 - - Google Patents
Info
- Publication number
- JPH0118072B2 JPH0118072B2 JP56133261A JP13326181A JPH0118072B2 JP H0118072 B2 JPH0118072 B2 JP H0118072B2 JP 56133261 A JP56133261 A JP 56133261A JP 13326181 A JP13326181 A JP 13326181A JP H0118072 B2 JPH0118072 B2 JP H0118072B2
- Authority
- JP
- Japan
- Prior art keywords
- heteropolyacid
- acid
- group
- diethanolamine
- reaction
- 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.)
- Expired
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
Landscapes
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56133261A JPS5835179A (ja) | 1981-08-27 | 1981-08-27 | ピペラジンおよびピペラジン誘導体の製造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56133261A JPS5835179A (ja) | 1981-08-27 | 1981-08-27 | ピペラジンおよびピペラジン誘導体の製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5835179A JPS5835179A (ja) | 1983-03-01 |
JPH0118072B2 true JPH0118072B2 (enrdf_load_stackoverflow) | 1989-04-03 |
Family
ID=15100473
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP56133261A Granted JPS5835179A (ja) | 1981-08-27 | 1981-08-27 | ピペラジンおよびピペラジン誘導体の製造方法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5835179A (enrdf_load_stackoverflow) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH068269B2 (ja) * | 1984-06-01 | 1994-02-02 | 三井東圧化学株式会社 | ヘキサメチレンジイソシアネ−トの製造方法 |
US5030740A (en) * | 1988-10-14 | 1991-07-09 | The Dow Chemical Company | Process for preparing linearly-extended polyalkylenepolyamines |
US4927931A (en) * | 1988-11-01 | 1990-05-22 | The Dow Chemical Company | Preparation of alkyl-extended, alcohol-extended or amine-extended piperazines |
US5073635A (en) * | 1990-06-22 | 1991-12-17 | The Dow Chemical Company | Process of preparing linearly-extended polyalkylenepolyamines employing metal silicate catalysts |
IN190478B (enrdf_load_stackoverflow) | 2000-11-07 | 2003-08-02 | Sun Pharmaceutical Ind Ltd |
-
1981
- 1981-08-27 JP JP56133261A patent/JPS5835179A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5835179A (ja) | 1983-03-01 |
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