BE863285A - Procede pour eliminer un acide faible d'une solution aqueuse de celui-ci. - Google Patents
Procede pour eliminer un acide faible d'une solution aqueuse de celui-ci.Info
- Publication number
- BE863285A BE863285A BE184608A BE184608A BE863285A BE 863285 A BE863285 A BE 863285A BE 184608 A BE184608 A BE 184608A BE 184608 A BE184608 A BE 184608A BE 863285 A BE863285 A BE 863285A
- Authority
- BE
- Belgium
- Prior art keywords
- same
- aqueous solution
- weak acid
- weak
- acid
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J41/00—Anion exchange; Use of material as anion exchangers; Treatment of material for improving the anion exchange properties
- B01J41/04—Processes using organic exchangers
- B01J41/05—Processes using organic exchangers in the strongly basic form
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Treatment Of Water By Ion Exchange (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7700763A NL7700763A (nl) | 1977-01-26 | 1977-01-26 | Werkwijze ter verwijdering van silica uit een waterige oplossing. |
Publications (1)
Publication Number | Publication Date |
---|---|
BE863285A true BE863285A (fr) | 1978-05-16 |
Family
ID=19827843
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE184608A BE863285A (fr) | 1977-01-26 | 1978-01-25 | Procede pour eliminer un acide faible d'une solution aqueuse de celui-ci. |
Country Status (9)
Country | Link |
---|---|
US (1) | US4177140A (fr) |
JP (1) | JPS5394288A (fr) |
BE (1) | BE863285A (fr) |
CA (1) | CA1095190A (fr) |
DE (1) | DE2802642A1 (fr) |
FR (1) | FR2378559A1 (fr) |
GB (1) | GB1567719A (fr) |
IT (1) | IT1092354B (fr) |
NL (1) | NL7700763A (fr) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4372932A (en) * | 1978-05-18 | 1983-02-08 | Union Oil Company Of California | Process for removing SOx and NOx compounds from gas streams |
DE3001856A1 (de) * | 1980-01-19 | 1981-07-23 | Bayer Ag, 5090 Leverkusen | Anionenaustauscher, verfahren zu ihrer herstellung und ihre verwendung |
US4675169A (en) * | 1980-05-21 | 1987-06-23 | Union Oil Company Of California | Process for removing sox and nox compounds from gas streams |
US4597954A (en) * | 1980-05-21 | 1986-07-01 | Union Oil Company Of California | Process for removing sox and nox compounds from gas streams |
US4448899A (en) * | 1980-05-21 | 1984-05-15 | Union Oil Company Of California | Process for removing SOx and NOx compounds from gas streams |
US4804522A (en) * | 1980-05-21 | 1989-02-14 | Union Oil Company Of California | Process for removing SOx and NOx compounds from gas streams |
US4347227A (en) * | 1981-03-11 | 1982-08-31 | Union Oil Company Of California | Process for removing SOx and NOx compounds from gas streams |
GB2166140B (en) * | 1984-10-27 | 1989-06-07 | Ion Exchange | Novel adsorbents for use in the purification of water and other chemicals and a process for preparing same |
JP2580117B2 (ja) * | 1985-12-18 | 1997-02-12 | ソニー株式会社 | 再生装置における音場拡大装置 |
US4684667A (en) * | 1986-04-21 | 1987-08-04 | The Dow Chemical Company | Tertiary amine resins and use thereof |
JPH0822381B2 (ja) * | 1986-08-20 | 1996-03-06 | 東京有機化学工業株式会社 | 弱塩基性陰イオン交換樹脂の製造方法 |
US4785020A (en) * | 1987-01-12 | 1988-11-15 | The Dow Chemical Company | Method for preparation of anion exchange resins having very low chlorine content |
DE3824266A1 (de) * | 1988-07-16 | 1990-01-18 | Bayer Ag | Verfahren zur herstellung von bifunktionellen anionenaustauschharzen, neue bifunktionelle anionenaustauschharze und ihre verwendung |
BR9904682A (pt) * | 1999-02-24 | 2000-09-26 | Conselho Nacional De Desenvolv | Copolìmero de estireno e divinilbenzeno funcionalizado com elevado grau de grupamentos amino-metìlicos (epm-1) e sua utilização como novo tipo de resina trocadora aniÈnica |
EP1776176B1 (fr) * | 2004-08-13 | 2015-09-16 | McMASTER UNIVERSITY | Procede de preparation d'une membrane de filtration comprenant un polymere gel non reticule |
WO2017095686A1 (fr) * | 2015-12-01 | 2017-06-08 | Dow Global Technologies Llc | Séparation chromatographique d'acides organiques utilisant une résine présentant une capacité d'échange d'anions à base forte et faible |
CN110536733A (zh) * | 2017-04-28 | 2019-12-03 | 陶氏环球技术有限责任公司 | 功能性树脂颗粒 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2503769A (en) * | 1945-04-14 | 1950-04-11 | Dorr Co | Process for removing silica from water |
US2664441A (en) * | 1951-07-19 | 1953-12-29 | Harry S Owens | Separation of organic acids |
US2840533A (en) * | 1954-05-20 | 1958-06-24 | Rohm & Haas | Anion-exchange resins containing weakly and strongly basic functional groups |
US3001868A (en) * | 1957-02-19 | 1961-09-26 | Nat Res Dev | Recovery of metals from cyanide solution by anion exchange |
GB954435A (en) * | 1960-08-25 | 1964-04-08 | Nat Res Dev | Anion exchange resins for the recovery of gold and silver from gold and silver bearing aqueous cyanide liquors |
US3197401A (en) * | 1963-12-27 | 1965-07-27 | Rohm & Haas | Method for regenerating weakly basic anion exchange resin |
-
1977
- 1977-01-26 NL NL7700763A patent/NL7700763A/xx not_active Application Discontinuation
-
1978
- 1978-01-18 GB GB2065/78A patent/GB1567719A/en not_active Expired
- 1978-01-21 DE DE19782802642 patent/DE2802642A1/de active Granted
- 1978-01-25 CA CA295,629A patent/CA1095190A/fr not_active Expired
- 1978-01-25 BE BE184608A patent/BE863285A/fr not_active IP Right Cessation
- 1978-01-25 JP JP712778A patent/JPS5394288A/ja active Granted
- 1978-01-25 FR FR7802013A patent/FR2378559A1/fr active Granted
- 1978-01-26 IT IT19672/78A patent/IT1092354B/it active
- 1978-01-27 US US05/872,843 patent/US4177140A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US4177140A (en) | 1979-12-04 |
GB1567719A (en) | 1980-05-21 |
DE2802642C2 (fr) | 1989-11-09 |
FR2378559B1 (fr) | 1982-04-23 |
JPS6243755B2 (fr) | 1987-09-16 |
FR2378559A1 (fr) | 1978-08-25 |
JPS5394288A (en) | 1978-08-18 |
IT7819672A0 (it) | 1978-01-26 |
NL7700763A (nl) | 1978-07-28 |
DE2802642A1 (de) | 1978-07-27 |
CA1095190A (fr) | 1981-02-03 |
IT1092354B (it) | 1985-07-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
CH | Change of patent owner |
Owner name: *ROHM AND HAAS CY Effective date: 19840725 |
|
RE | Patent lapsed |
Owner name: ROHM AND HAAS CY Effective date: 19950131 |