GB1567719A - Method for removing a weak acid from an aqueous solution thereof - Google Patents

Method for removing a weak acid from an aqueous solution thereof Download PDF

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Publication number
GB1567719A
GB1567719A GB2065/78A GB206578A GB1567719A GB 1567719 A GB1567719 A GB 1567719A GB 2065/78 A GB2065/78 A GB 2065/78A GB 206578 A GB206578 A GB 206578A GB 1567719 A GB1567719 A GB 1567719A
Authority
GB
United Kingdom
Prior art keywords
groups
resin
aqueous solution
acid
basic groups
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
Application number
GB2065/78A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Akzo NV
Original Assignee
Akzo NV
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Akzo NV filed Critical Akzo NV
Publication of GB1567719A publication Critical patent/GB1567719A/en
Expired legal-status Critical Current

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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)
GB2065/78A 1977-01-26 1978-01-18 Method for removing a weak acid from an aqueous solution thereof Expired GB1567719A (en)

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
GB1567719A true GB1567719A (en) 1980-05-21

Family

ID=19827843

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2065/78A Expired GB1567719A (en) 1977-01-26 1978-01-18 Method for removing a weak acid from an aqueous solution thereof

Country Status (9)

Country Link
US (1) US4177140A (enExample)
JP (1) JPS5394288A (enExample)
BE (1) BE863285A (enExample)
CA (1) CA1095190A (enExample)
DE (1) DE2802642A1 (enExample)
FR (1) FR2378559A1 (enExample)
GB (1) GB1567719A (enExample)
IT (1) IT1092354B (enExample)
NL (1) NL7700763A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2166140A (en) * 1984-10-27 1986-04-30 Ion Exchange Polymeric adsorbents for use in the purification of water and other chemicals

Families Citing this family (16)

* Cited by examiner, † Cited by third party
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
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
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
US4347227A (en) * 1981-03-11 1982-08-31 Union Oil Company Of California Process for removing SOx and NOx compounds from gas streams
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
US20090176052A1 (en) * 2004-08-13 2009-07-09 Mcmaster University Composite material comprising a non-crosslinked gel polymer
WO2017095686A1 (en) * 2015-12-01 2017-06-08 Dow Global Technologies Llc Chromatographic separation of organic acids using resin having strong and weak base anion exchange capacity
WO2018200624A1 (en) * 2017-04-28 2018-11-01 Dow Global Technologies Llc Functional resin particles

Family Cites Families (6)

* Cited by examiner, † Cited by third party
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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2166140A (en) * 1984-10-27 1986-04-30 Ion Exchange Polymeric adsorbents for use in the purification of water and other chemicals
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

Also Published As

Publication number Publication date
DE2802642A1 (de) 1978-07-27
JPS5394288A (en) 1978-08-18
IT1092354B (it) 1985-07-12
CA1095190A (en) 1981-02-03
FR2378559B1 (enExample) 1982-04-23
NL7700763A (nl) 1978-07-28
FR2378559A1 (fr) 1978-08-25
BE863285A (fr) 1978-05-16
DE2802642C2 (enExample) 1989-11-09
US4177140A (en) 1979-12-04
JPS6243755B2 (enExample) 1987-09-16
IT7819672A0 (it) 1978-01-26

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19950118