JPS6140462B2 - - Google Patents
Info
- Publication number
- JPS6140462B2 JPS6140462B2 JP54031773A JP3177379A JPS6140462B2 JP S6140462 B2 JPS6140462 B2 JP S6140462B2 JP 54031773 A JP54031773 A JP 54031773A JP 3177379 A JP3177379 A JP 3177379A JP S6140462 B2 JPS6140462 B2 JP S6140462B2
- Authority
- JP
- Japan
- Prior art keywords
- exchange resin
- anion exchange
- cation
- anion
- cation exchange
- 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
- 239000003957 anion exchange resin Substances 0.000 claims description 211
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 claims description 149
- 239000003729 cation exchange resin Substances 0.000 claims description 131
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 55
- 238000011069 regeneration method Methods 0.000 claims description 44
- 230000008929 regeneration Effects 0.000 claims description 42
- 238000000926 separation method Methods 0.000 claims description 38
- 239000011347 resin Substances 0.000 claims description 18
- 229920005989 resin Polymers 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 15
- 238000011001 backwashing Methods 0.000 claims description 14
- 150000001768 cations Chemical class 0.000 claims description 11
- 150000001450 anions Chemical class 0.000 claims description 10
- 230000001172 regenerating effect Effects 0.000 claims description 7
- 229940023913 cation exchange resins Drugs 0.000 claims description 6
- 238000005342 ion exchange Methods 0.000 claims description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 159
- 235000011121 sodium hydroxide Nutrition 0.000 description 53
- 239000003456 ion exchange resin Substances 0.000 description 44
- 229920003303 ion-exchange polymer Polymers 0.000 description 44
- 239000002245 particle Substances 0.000 description 29
- 239000007788 liquid Substances 0.000 description 9
- 229920001429 chelating resin Polymers 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 3
- 238000010612 desalination reaction Methods 0.000 description 3
- OKIZCWYLBDKLSU-UHFFFAOYSA-M N,N,N-Trimethylmethanaminium chloride Chemical compound [Cl-].C[N+](C)(C)C OKIZCWYLBDKLSU-UHFFFAOYSA-M 0.000 description 2
- FKNQFGJONOIPTF-UHFFFAOYSA-N Sodium cation Chemical group [Na+] FKNQFGJONOIPTF-UHFFFAOYSA-N 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- LDKDGDIWEUUXSH-UHFFFAOYSA-N Thymophthalein Chemical compound C1=C(O)C(C(C)C)=CC(C2(C3=CC=CC=C3C(=O)O2)C=2C(=CC(O)=C(C(C)C)C=2)C)=C1C LDKDGDIWEUUXSH-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 238000005349 anion exchange Methods 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- 238000005341 cation exchange Methods 0.000 description 1
- 125000001309 chloro group Chemical group Cl* 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Landscapes
- Treatment Of Water By Ion Exchange (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3177379A JPS55124548A (en) | 1979-03-20 | 1979-03-20 | Separating fine cation-exchange resin mixing into anion-exchange resin |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3177379A JPS55124548A (en) | 1979-03-20 | 1979-03-20 | Separating fine cation-exchange resin mixing into anion-exchange resin |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS55124548A JPS55124548A (en) | 1980-09-25 |
JPS6140462B2 true JPS6140462B2 (enrdf_load_stackoverflow) | 1986-09-09 |
Family
ID=12340362
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3177379A Granted JPS55124548A (en) | 1979-03-20 | 1979-03-20 | Separating fine cation-exchange resin mixing into anion-exchange resin |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS55124548A (enrdf_load_stackoverflow) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7184152B1 (ja) * | 2021-12-23 | 2022-12-06 | 栗田工業株式会社 | 混合イオン交換樹脂の分離塔、およびこれを用いた混合イオン交換樹脂の分離方法 |
JP7405285B1 (ja) * | 2023-01-05 | 2023-12-26 | 栗田工業株式会社 | 混合イオン交換樹脂におけるアニオン交換樹脂とカチオン交換樹脂との分離再生方法 |
JP7563508B2 (ja) * | 2023-02-14 | 2024-10-08 | 栗田工業株式会社 | 混合イオン交換樹脂におけるアニオン交換樹脂とカチオン交換樹脂との分離再生方法 |
-
1979
- 1979-03-20 JP JP3177379A patent/JPS55124548A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS55124548A (en) | 1980-09-25 |
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