JPS5212113A - Process for purification of formaldehyde - Google Patents
Process for purification of formaldehydeInfo
- Publication number
- JPS5212113A JPS5212113A JP8748275A JP8748275A JPS5212113A JP S5212113 A JPS5212113 A JP S5212113A JP 8748275 A JP8748275 A JP 8748275A JP 8748275 A JP8748275 A JP 8748275A JP S5212113 A JPS5212113 A JP S5212113A
- Authority
- JP
- Japan
- Prior art keywords
- formaldehyde
- purification
- high purity
- water
- packed bed
- 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.)
- Pending
Links
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
PURPOSE: High purity formaldehyde, containing a controlled amount of water, is easily prepared by passing crude formaldehyde through the packed bed synthetic zeolite under particular conditions.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8748275A JPS5212113A (en) | 1975-07-17 | 1975-07-17 | Process for purification of formaldehyde |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8748275A JPS5212113A (en) | 1975-07-17 | 1975-07-17 | Process for purification of formaldehyde |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5212113A true JPS5212113A (en) | 1977-01-29 |
Family
ID=13916149
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8748275A Pending JPS5212113A (en) | 1975-07-17 | 1975-07-17 | Process for purification of formaldehyde |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5212113A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5289570A (en) * | 1976-01-22 | 1977-07-27 | Asahi Chem Ind Co Ltd | Gaseous phase separation |
JPS53149908A (en) * | 1977-05-31 | 1978-12-27 | Asahi Chem Ind Co Ltd | Separation and purification of formaldehyde |
-
1975
- 1975-07-17 JP JP8748275A patent/JPS5212113A/en active Pending
Non-Patent Citations (2)
Title |
---|
CHEMICAL ABSTRACTS#V59=1963 * |
CHEMICAL ABSTRACTS#V67=1967 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5289570A (en) * | 1976-01-22 | 1977-07-27 | Asahi Chem Ind Co Ltd | Gaseous phase separation |
JPS53149908A (en) * | 1977-05-31 | 1978-12-27 | Asahi Chem Ind Co Ltd | Separation and purification of formaldehyde |
JPS581092B2 (en) * | 1977-05-31 | 1983-01-10 | 旭化成株式会社 | Formaldehyde separation and purification method |
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