JPS52131520A - Stabilization of color of maleic anhydride - Google Patents
Stabilization of color of maleic anhydrideInfo
- Publication number
- JPS52131520A JPS52131520A JP4532676A JP4532676A JPS52131520A JP S52131520 A JPS52131520 A JP S52131520A JP 4532676 A JP4532676 A JP 4532676A JP 4532676 A JP4532676 A JP 4532676A JP S52131520 A JPS52131520 A JP S52131520A
- Authority
- JP
- Japan
- Prior art keywords
- maleic anhydride
- color
- stabilization
- prepared
- acid salt
- 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
Landscapes
- Furan Compounds (AREA)
Abstract
PURPOSE: Maleic anhydride having color stability is prepared by adding a trace amount of specific fluoroboric acid salt in the purified maleic anhydride.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4532676A JPS52131520A (en) | 1976-04-23 | 1976-04-23 | Stabilization of color of maleic anhydride |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4532676A JPS52131520A (en) | 1976-04-23 | 1976-04-23 | Stabilization of color of maleic anhydride |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS52131520A true JPS52131520A (en) | 1977-11-04 |
JPS5751392B2 JPS5751392B2 (en) | 1982-11-01 |
Family
ID=12716179
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4532676A Granted JPS52131520A (en) | 1976-04-23 | 1976-04-23 | Stabilization of color of maleic anhydride |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS52131520A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002534489A (en) * | 1999-01-13 | 2002-10-15 | ハンツマン・ペトロケミカル・コーポレーシヨン | Stabilization of anhydride |
-
1976
- 1976-04-23 JP JP4532676A patent/JPS52131520A/en active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002534489A (en) * | 1999-01-13 | 2002-10-15 | ハンツマン・ペトロケミカル・コーポレーシヨン | Stabilization of anhydride |
Also Published As
Publication number | Publication date |
---|---|
JPS5751392B2 (en) | 1982-11-01 |
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