JPS52217A - Process for removal formaldehyde in aqueous solution - Google Patents
Process for removal formaldehyde in aqueous solutionInfo
- Publication number
- JPS52217A JPS52217A JP7517575A JP7517575A JPS52217A JP S52217 A JPS52217 A JP S52217A JP 7517575 A JP7517575 A JP 7517575A JP 7517575 A JP7517575 A JP 7517575A JP S52217 A JPS52217 A JP S52217A
- Authority
- JP
- Japan
- Prior art keywords
- aqueous solution
- removal formaldehyde
- formaldehyde
- removal
- adsorbing
- 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
- Treatment Of Water By Ion Exchange (AREA)
- Removal Of Specific Substances (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
PURPOSE: Formaldehyde is effectively removed from aqueous solution by adding caustic alkali and hydrogen peroxide to form formic acid salt and by adsorbing the acid with ion-exchange resin.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7517575A JPS52217A (en) | 1975-06-19 | 1975-06-19 | Process for removal formaldehyde in aqueous solution |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7517575A JPS52217A (en) | 1975-06-19 | 1975-06-19 | Process for removal formaldehyde in aqueous solution |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS52217A true JPS52217A (en) | 1977-01-05 |
Family
ID=13568593
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7517575A Pending JPS52217A (en) | 1975-06-19 | 1975-06-19 | Process for removal formaldehyde in aqueous solution |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS52217A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56113400A (en) * | 1980-02-15 | 1981-09-07 | Hitachi Ltd | Disposal of waste water |
CN1081476C (en) * | 1997-05-21 | 2002-03-27 | 有限会社前田 | Filter for compressed air |
JP2010247009A (en) * | 2009-04-10 | 2010-11-04 | Nippon Rensui Co Ltd | Method and apparatus for removing aldehyde, apparatus for recovering container sterilization wastewater, soft drink manufacturing apparatus and drinking water manufacturing apparatus |
-
1975
- 1975-06-19 JP JP7517575A patent/JPS52217A/en active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56113400A (en) * | 1980-02-15 | 1981-09-07 | Hitachi Ltd | Disposal of waste water |
CN1081476C (en) * | 1997-05-21 | 2002-03-27 | 有限会社前田 | Filter for compressed air |
JP2010247009A (en) * | 2009-04-10 | 2010-11-04 | Nippon Rensui Co Ltd | Method and apparatus for removing aldehyde, apparatus for recovering container sterilization wastewater, soft drink manufacturing apparatus and drinking water manufacturing apparatus |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS5271000A (en) | Production of hydrogen peroxide | |
JPS5236589A (en) | Membrane of cation exchange resin containing fluorine | |
JPS52217A (en) | Process for removal formaldehyde in aqueous solution | |
JPS542396A (en) | Purification of urokinase | |
JPS51136607A (en) | Process for purification of aqueous glycerine solution | |
JPS51149397A (en) | Scouring of polycaprolamide chip | |
JPS5289577A (en) | Electrodialysis of aqueous salt solution containing dissolved gypsum | |
JPS5243790A (en) | Method of removing nox | |
JPS5242420A (en) | Process for recovering zinc of high purity | |
JPS5214721A (en) | Process for preparation of sodium malate hydrate | |
JPS51146759A (en) | Process for treating a solution containing polyvinyl alcohol | |
JPS5291819A (en) | Purification of aqueous solutions of acrylamide | |
JPS56104866A (en) | Production of (2r,4r)-4-alkyl-2-piperidinecarboxylic acid or its l-tartarate salt | |
JPS5231036A (en) | Process for reduction of ferric-edta complex | |
JPS5249652A (en) | Process for treating a solution containing copper pyrophosphate comple x salts | |
JPS5222079A (en) | Modification of cellulose | |
JPS51126393A (en) | Process for regenerating activated carbon | |
JPS5224989A (en) | Electrodialysis process | |
JPS533965A (en) | Recovery of acid and alkali from solution obtained in regeneration of ion exchange resin | |
JPS532437A (en) | Decomposition of m-(2-hydroxy-2-propyl)cumenehydroperoxide | |
JPS52126694A (en) | Removal of scale coming out from residual solution after extraction | |
GB1080794A (en) | Improvements in or relating to nuclear reactor installations | |
JPS5379815A (en) | Recovery of adipic acid | |
JPS5271417A (en) | Preparation of glycol acid | |
JPS52149296A (en) | Purification of caustic soda aq. solution |