JP7311510B2 - 酸化スズ(ii)を含む陰イオン交換体によるクロム(iv)を含有する水の処理 - Google Patents
酸化スズ(ii)を含む陰イオン交換体によるクロム(iv)を含有する水の処理 Download PDFInfo
- Publication number
- JP7311510B2 JP7311510B2 JP2020528917A JP2020528917A JP7311510B2 JP 7311510 B2 JP7311510 B2 JP 7311510B2 JP 2020528917 A JP2020528917 A JP 2020528917A JP 2020528917 A JP2020528917 A JP 2020528917A JP 7311510 B2 JP7311510 B2 JP 7311510B2
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- Prior art keywords
- tin
- oxide
- beads
- water
- polymer
- 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.)
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
-
- 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
-
- 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
- B01J41/08—Use of material as anion exchangers; Treatment of material for improving the anion exchange properties
- B01J41/10—Inorganic material
-
- 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
- B01J41/08—Use of material as anion exchangers; Treatment of material for improving the anion exchange properties
- B01J41/12—Macromolecular compounds
- B01J41/14—Macromolecular compounds obtained by reactions only involving unsaturated carbon-to-carbon bonds
-
- 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
- B01J47/00—Ion-exchange processes in general; Apparatus therefor
- B01J47/016—Modification or after-treatment of ion-exchangers
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/58—Treatment of water, waste water, or sewage by removing specified dissolved compounds
- C02F1/62—Heavy metal compounds
-
- 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
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/06—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group B01J20/04
-
- 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
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
- B01J20/28014—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their form
- B01J20/28026—Particles within, immobilised, dispersed, entrapped in or on a matrix, e.g. a resin
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
- C02F2001/422—Treatment of water, waste water, or sewage by ion-exchange using anionic exchangers
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/20—Heavy metals or heavy metal compounds
- C02F2101/22—Chromium or chromium compounds, e.g. chromates
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Inorganic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Treatment Of Water By Ion Exchange (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Description
(a)共有結合しているアミン基を有するポリマービーズ、及び
(b)酸化スズ(II)
を含む陰イオン交換組成物である。
(a)共有結合しているアミン基を有するポリマービーズ、及び
(b)酸化スズ(II)
を含む陰イオン交換組成物と、溶解しているクロム(VI)を含有する水とを接触させることを含む、水の処理方法である。
DI=脱イオン
ND=不検出-クロムの検出限界は0.05μg/gであった
Sty/DVB=スチレン、ジビニルベンゼン、及びエチルビニルベンゼンのコポリマー
polycond=重縮合物
Sn(II)ストック溶液:
1000mLのDI水あたり35gの塩化スズ(II)
Sn(IV)ストック溶液:1000mLのDI水あたり45gの塩化スズ(IV)
樹脂上へのスズの担持は、以下通りに行った。樹脂を遠心分離してバルク水を除去し、「湿った」樹脂を得た。1Lの樹脂を2Lのストック溶液と混合した。混合物を4時間撹拌し、次いでデカンテーションした。少量の樹脂のサンプルを分析のために取り出した。残りの樹脂を1.0NのNaOH水溶液1.5Lと混合した。混合物を約14時間撹拌し、次いでデカンテーションした。樹脂をDI水で十分に洗浄した。
様々な実験において、ある量の樹脂(下記参照)を、1000mLの供給溶液が入っている1000mLのエルレンマイヤーフラスコの中に入れた。混合物を連続的に撹拌し、水のクロム含有量を3日後及び8日後に試験した。クロムはICPを使用して調べ、水1グラムあたりのクロムのマイクログラムの単位(μg/g)で報告した。検出限界は0.05μg/gであった。結果は、以下の通りであった:
以下の通りに樹脂にスズを担持させた。各サンプルで1Lの樹脂を1Lのストック溶液と混合した以外は、上の実施例1の通りに樹脂に担持させた。上述した方法で平衡含水率とスズ含有率を測定した。結果は以下の通りであった。
上の実施例2と同様に、樹脂をクロム(VI)の取り込みについて試験した。樹脂を遠心分離し、デカンテーションして遊離水を除去した。次いで、0.50gの樹脂を1000mLの供給溶液と混合した。その後、水のクロム含有量を上の通りに試験し、水のグラムあたりのクロムのマイクログラムとして報告した。供給液Cを用いた試験の結果は以下の通りであった:
Claims (9)
- (a)共有結合しているアミン基を有するポリマービーズ、及び
(b)酸化スズ(II)
を含む陰イオン交換組成物と、溶解しているクロム(VI)を含有する水とを接触させることを含む、水の処理方法であって、該酸化スズ(II)の大部分又は全てが、該ポリマービーズの内部又は該ポリマービーズの表面上に存在するか、それらの混合であり、かつ、該ポリマービーズ間の隙間の空間内に存在しないことを特徴とする、方法。 - 前記ポリマービーズがスチレン系モノマーの重合した単位を含むポリマーを含む、請求項1に記載の方法。
- 前記ポリマービーズが、1種以上の一官能性ビニルモノマーの重合した単位と、1種以上の多官能性ビニルモノマーの重合した単位とを含むポリマーを含む、請求項1に記載の方法。
- 元素スズの量が前記組成物の総重量を基準として0.5重量%~20重量%になるような量で前記酸化スズ(II)が存在する、請求項1に記載の方法。
- クロム(VI)が、HCrO4 -、CrO4 2-、Cr2O7 2-、又はこれらの混合物の形態で水中に存在する、請求項1に記載の方法。
- クロム(VI)が、水の重量を基準として0.01~100ppmの元素クロムとして特徴付けられる量で存在する、請求項1に記載の方法。
- 前記ポリマービーズの総重量対前記クロム(VI)の総重量の比が450:1以上である、請求項1に記載の方法。
- 前記酸化スズ(II)の総重量を基準として90重量%以上の前記酸化スズ(II)が、前記ポリマービーズの内部に位置する、請求項1~7のいずれか1項に記載の方法。
- 前記酸化スズ(II)の粒子が1つ以上の前記ポリマービーズの表面と接触しているか否かに関わらず、前記ポリマービーズの間の隙間の空間に位置する10マイクロメートル以上の寸法を有する粒子形態の「外部」酸化スズ(II)の量が、全ての酸化スズ(II)のモルパーセンテージとして10%以下である、請求項1~8のいずれか1項に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201762595246P | 2017-12-06 | 2017-12-06 | |
US62/595,246 | 2017-12-06 | ||
PCT/US2018/061455 WO2019112776A1 (en) | 2017-12-06 | 2018-11-16 | Treatment of water containing chromium (iv) by means of anion exchanger containing tin(ii) oxide |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2021505363A JP2021505363A (ja) | 2021-02-18 |
JP7311510B2 true JP7311510B2 (ja) | 2023-07-19 |
Family
ID=64604738
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2020528917A Active JP7311510B2 (ja) | 2017-12-06 | 2018-11-16 | 酸化スズ(ii)を含む陰イオン交換体によるクロム(iv)を含有する水の処理 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20200339443A1 (ja) |
EP (1) | EP3720819A1 (ja) |
JP (1) | JP7311510B2 (ja) |
KR (1) | KR102649181B1 (ja) |
CN (1) | CN111867984A (ja) |
WO (1) | WO2019112776A1 (ja) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050156136A1 (en) | 2004-01-21 | 2005-07-21 | Arup K. Sengupta | Method of manufacture and use of hybrid anion exchanger for selective removal of contaminating ligands from fluids |
US20060237371A1 (en) | 2005-04-26 | 2006-10-26 | Paul Sylvester | Sorbent for selective removal of contaminants from fluids |
US20080035564A1 (en) | 2006-08-09 | 2008-02-14 | Solmetex, Inc. | Sorbent For Selective Removal Of Contaminants From Fluids |
JP2008290070A (ja) | 2007-05-03 | 2008-12-04 | Lanxess Deutschland Gmbh | オキソアニオンを吸着させるためのイオン交換体のコンディショニング |
WO2011090086A1 (ja) | 2010-01-19 | 2011-07-28 | 独立行政法人物質・材料研究機構 | 金属イオン吸着材とそれを用いた金属回収方法 |
JP2012515083A (ja) | 2009-01-15 | 2012-07-05 | ダウ グローバル テクノロジーズ エルエルシー | 相互侵入ポリマーネットワークを含むイオン交換樹脂及びそれらのクロム除去への使用 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3923688A (en) * | 1972-03-02 | 1975-12-02 | Ppg Industries Inc | Thermally stable and crush resistant microporous glass catalyst supports and methods of making |
US3923533A (en) * | 1972-03-02 | 1975-12-02 | Ppg Industries Inc | Thermally stable and crush resistant microporous glass catalyst supports |
JPS54148186A (en) * | 1978-05-13 | 1979-11-20 | Yasumasa Shigetomi | Complex adsorbent for anion |
JPS5750543A (en) * | 1980-09-11 | 1982-03-25 | Takeda Chem Ind Ltd | Adsorbent |
JPH01130731A (ja) * | 1987-11-16 | 1989-05-23 | Agency Of Ind Science & Technol | 金属イオン吸着剤製造法 |
GR1008962B (el) * | 2015-12-21 | 2017-02-22 | Αριστοτελειο Πανεπιστημιο Θεσσαλονικης-Ειδικος Λογαριασμος Κονδυλιων Ερευνας | Μεθοδος συνθεσης υδροξυ/οξειδιου δισθενους κασσιτερου για την απομακρυνση εξασθενους χρωμιου απο το ποσιμο νερο |
-
2018
- 2018-11-16 CN CN201880076719.XA patent/CN111867984A/zh active Pending
- 2018-11-16 KR KR1020207015487A patent/KR102649181B1/ko active IP Right Grant
- 2018-11-16 JP JP2020528917A patent/JP7311510B2/ja active Active
- 2018-11-16 WO PCT/US2018/061455 patent/WO2019112776A1/en unknown
- 2018-11-16 EP EP18814758.1A patent/EP3720819A1/en not_active Withdrawn
- 2018-11-16 US US16/765,394 patent/US20200339443A1/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050156136A1 (en) | 2004-01-21 | 2005-07-21 | Arup K. Sengupta | Method of manufacture and use of hybrid anion exchanger for selective removal of contaminating ligands from fluids |
US20060237371A1 (en) | 2005-04-26 | 2006-10-26 | Paul Sylvester | Sorbent for selective removal of contaminants from fluids |
US20080035564A1 (en) | 2006-08-09 | 2008-02-14 | Solmetex, Inc. | Sorbent For Selective Removal Of Contaminants From Fluids |
JP2008290070A (ja) | 2007-05-03 | 2008-12-04 | Lanxess Deutschland Gmbh | オキソアニオンを吸着させるためのイオン交換体のコンディショニング |
JP2012515083A (ja) | 2009-01-15 | 2012-07-05 | ダウ グローバル テクノロジーズ エルエルシー | 相互侵入ポリマーネットワークを含むイオン交換樹脂及びそれらのクロム除去への使用 |
WO2011090086A1 (ja) | 2010-01-19 | 2011-07-28 | 独立行政法人物質・材料研究機構 | 金属イオン吸着材とそれを用いた金属回収方法 |
Also Published As
Publication number | Publication date |
---|---|
EP3720819A1 (en) | 2020-10-14 |
US20200339443A1 (en) | 2020-10-29 |
JP2021505363A (ja) | 2021-02-18 |
KR102649181B1 (ko) | 2024-03-20 |
WO2019112776A1 (en) | 2019-06-13 |
KR20200096516A (ko) | 2020-08-12 |
CN111867984A (zh) | 2020-10-30 |
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