JPS5657730A - Purification of polyether polyol - Google Patents
Purification of polyether polyolInfo
- Publication number
- JPS5657730A JPS5657730A JP13469279A JP13469279A JPS5657730A JP S5657730 A JPS5657730 A JP S5657730A JP 13469279 A JP13469279 A JP 13469279A JP 13469279 A JP13469279 A JP 13469279A JP S5657730 A JPS5657730 A JP S5657730A
- Authority
- JP
- Japan
- Prior art keywords
- product
- adsorbent
- neutrallized
- optionally
- polyether polyol
- 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
- 239000004721 Polyphenylene oxide Substances 0.000 title abstract 3
- 229920000570 polyether Polymers 0.000 title abstract 3
- 229920005862 polyol Polymers 0.000 title abstract 2
- 150000003077 polyols Chemical class 0.000 title abstract 2
- 238000000746 purification Methods 0.000 title 1
- 239000000047 product Substances 0.000 abstract 7
- 239000003463 adsorbent Substances 0.000 abstract 5
- 150000008043 acidic salts Chemical class 0.000 abstract 2
- 239000003054 catalyst Substances 0.000 abstract 2
- 150000001875 compounds Chemical class 0.000 abstract 2
- 229910010951 LiH2 Inorganic materials 0.000 abstract 1
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- 230000002378 acidificating effect Effects 0.000 abstract 1
- 238000012644 addition polymerization Methods 0.000 abstract 1
- 239000003513 alkali Substances 0.000 abstract 1
- 230000018044 dehydration Effects 0.000 abstract 1
- 238000006297 dehydration reaction Methods 0.000 abstract 1
- 238000001914 filtration Methods 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 239000012264 purified product Substances 0.000 abstract 1
- 239000002994 raw material Substances 0.000 abstract 1
- 239000011347 resin Substances 0.000 abstract 1
- 229920005989 resin Polymers 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Polyethers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13469279A JPS5657730A (en) | 1979-10-17 | 1979-10-17 | Purification of polyether polyol |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13469279A JPS5657730A (en) | 1979-10-17 | 1979-10-17 | Purification of polyether polyol |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5657730A true JPS5657730A (en) | 1981-05-20 |
| JPS6220970B2 JPS6220970B2 (ja) | 1987-05-11 |
Family
ID=15134348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13469279A Granted JPS5657730A (en) | 1979-10-17 | 1979-10-17 | Purification of polyether polyol |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5657730A (ja) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1493769A1 (en) * | 2003-06-30 | 2005-01-05 | Repsol Quimica S.A. | Process to purify polyether polyols |
| CN105170046A (zh) * | 2015-07-23 | 2015-12-23 | 百川化工(如皋)有限公司 | 一种dmp中和处理方法 |
| CN107602844A (zh) * | 2017-10-19 | 2018-01-19 | 万华化学集团股份有限公司 | 一种高附加值利用聚醚滤渣的方法及装置 |
-
1979
- 1979-10-17 JP JP13469279A patent/JPS5657730A/ja active Granted
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1493769A1 (en) * | 2003-06-30 | 2005-01-05 | Repsol Quimica S.A. | Process to purify polyether polyols |
| CN105170046A (zh) * | 2015-07-23 | 2015-12-23 | 百川化工(如皋)有限公司 | 一种dmp中和处理方法 |
| CN107602844A (zh) * | 2017-10-19 | 2018-01-19 | 万华化学集团股份有限公司 | 一种高附加值利用聚醚滤渣的方法及装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6220970B2 (ja) | 1987-05-11 |
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