JPH0144392B2 - - Google Patents
Info
- Publication number
- JPH0144392B2 JPH0144392B2 JP16045281A JP16045281A JPH0144392B2 JP H0144392 B2 JPH0144392 B2 JP H0144392B2 JP 16045281 A JP16045281 A JP 16045281A JP 16045281 A JP16045281 A JP 16045281A JP H0144392 B2 JPH0144392 B2 JP H0144392B2
- Authority
- JP
- Japan
- Prior art keywords
- fluorine
- waste liquid
- tank
- reaction tank
- 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
- 238000006243 chemical reaction Methods 0.000 claims description 34
- 239000007788 liquid Substances 0.000 claims description 27
- 229910052731 fluorine Inorganic materials 0.000 claims description 23
- 239000011737 fluorine Substances 0.000 claims description 23
- 239000002699 waste material Substances 0.000 claims description 19
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 13
- 239000003463 adsorbent Substances 0.000 claims description 11
- -1 fluorine ions Chemical class 0.000 claims description 11
- 239000007787 solid Substances 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 9
- 239000012670 alkaline solution Substances 0.000 claims description 8
- 150000002222 fluorine compounds Chemical class 0.000 claims description 6
- 230000002378 acidificating effect Effects 0.000 claims description 4
- 238000010521 absorption reaction Methods 0.000 claims description 3
- 150000002500 ions Chemical class 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 30
- 238000011084 recovery Methods 0.000 description 15
- UQEAIHBTYFGYIE-UHFFFAOYSA-N hexamethyldisiloxane Chemical compound C[Si](C)(C)O[Si](C)(C)C UQEAIHBTYFGYIE-UHFFFAOYSA-N 0.000 description 12
- 238000012545 processing Methods 0.000 description 5
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- AAPLIUHOKVUFCC-UHFFFAOYSA-N trimethylsilanol Chemical compound C[Si](C)(C)O AAPLIUHOKVUFCC-UHFFFAOYSA-N 0.000 description 4
- 229910020175 SiOH Inorganic materials 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- 229910002808 Si–O–Si Inorganic materials 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- CTIKAHQFRQTTAY-UHFFFAOYSA-N fluoro(trimethyl)silane Chemical compound C[Si](C)(C)F CTIKAHQFRQTTAY-UHFFFAOYSA-N 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 239000001110 calcium chloride Substances 0.000 description 1
- 229910001628 calcium chloride Inorganic materials 0.000 description 1
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 229910001634 calcium fluoride Inorganic materials 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 235000011116 calcium hydroxide Nutrition 0.000 description 1
- 159000000007 calcium salts Chemical class 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- PQDJYEQOELDLCP-UHFFFAOYSA-N trimethylsilane Chemical compound C[SiH](C)C PQDJYEQOELDLCP-UHFFFAOYSA-N 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Removal Of Specific Substances (AREA)
- Water Treatment By Sorption (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16045281A JPS5861883A (ja) | 1981-10-08 | 1981-10-08 | フツ素含有廃液の処理方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16045281A JPS5861883A (ja) | 1981-10-08 | 1981-10-08 | フツ素含有廃液の処理方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5861883A JPS5861883A (ja) | 1983-04-13 |
| JPH0144392B2 true JPH0144392B2 (en]) | 1989-09-27 |
Family
ID=15715235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16045281A Granted JPS5861883A (ja) | 1981-10-08 | 1981-10-08 | フツ素含有廃液の処理方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5861883A (en]) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015152258A1 (ja) * | 2014-03-31 | 2015-10-08 | ダイキン工業株式会社 | フッ素含有水溶液の処理方法 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11919788B2 (en) * | 2021-07-19 | 2024-03-05 | 3M Innovative Properties Company | Methods of removing inorganic fluoride from compositions containing fluorinated organic compounds |
-
1981
- 1981-10-08 JP JP16045281A patent/JPS5861883A/ja active Granted
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015152258A1 (ja) * | 2014-03-31 | 2015-10-08 | ダイキン工業株式会社 | フッ素含有水溶液の処理方法 |
| JP2015199067A (ja) * | 2014-03-31 | 2015-11-12 | ダイキン工業株式会社 | フッ素含有水溶液の処理方法 |
| US10562800B2 (en) | 2014-03-31 | 2020-02-18 | Daikin Industries, Ltd. | Method for processing fluorine-containing aqueous solution |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5861883A (ja) | 1983-04-13 |
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