Maximizing the grafting of zwitterions onto the surface of ultrafiltration membranes to improve antifouling properties
Superhydrophilic zwitterions have been extensively exploited for surface modification to improve antifouling properties. However, it remains challenging to form layers of
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| Veröffentlicht in: | Journal of membrane science 2020-03, Vol.601 (C), p.117909, Article 117909 |
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| container_issue | C |
| container_start_page | 117909 |
| container_title | Journal of membrane science |
| container_volume | 601 |
| creator | Shahkaramipour, Nima Jafari, Amin Tran, Thien Stafford, Christopher M. Cheng, Chong Lin, Haiqing |
| description | Superhydrophilic zwitterions have been extensively exploited for surface modification to improve antifouling properties. However, it remains challenging to form layers of |
| doi_str_mv | 10.1016/j.memsci.2020.117909 |
| format | Article |
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[Display omitted]
•Sulfobetaine amine (SBAm) is co-deposited with dopamine on membrane surfaces.•The coating layer can be < 20 nm and contains 31 mass% SBAm.•Surface grafting with SBAm improves antifouling properties of UF membranes.•SBAm is more effective than sulfobetaine methacrylate (SBMA) for grafting.</description><identifier>ISSN: 0376-7388</identifier><identifier>EISSN: 1873-3123</identifier><identifier>DOI: 10.1016/j.memsci.2020.117909</identifier><identifier>PMID: 33041468</identifier><language>eng</language><publisher>Netherlands: Elsevier B.V</publisher><subject>Antifouling properties ; Dopamine ; ENGINEERING ; Membranes for water purification ; Surface modification ; Zwitterions</subject><ispartof>Journal of membrane science, 2020-03, Vol.601 (C), p.117909, Article 117909</ispartof><rights>2020 Elsevier B.V.</rights><lds50>peer_reviewed</lds50><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed><citedby>FETCH-LOGICAL-c490t-8c7ef12adccf7def1f189f85aa701ca2d0fc049b914bb6074aac1c2de26d9ec53</citedby><cites>FETCH-LOGICAL-c490t-8c7ef12adccf7def1f189f85aa701ca2d0fc049b914bb6074aac1c2de26d9ec53</cites></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://dx.doi.org/10.1016/j.memsci.2020.117909$$EHTML$$P50$$Gelsevier$$H</linktohtml><link.rule.ids>230,314,780,784,885,3550,27924,27925,45995</link.rule.ids><backlink>$$Uhttps://www.ncbi.nlm.nih.gov/pubmed/33041468$$D View this record in MEDLINE/PubMed$$Hfree_for_read</backlink><backlink>$$Uhttps://www.osti.gov/servlets/purl/1601454$$D View this record in Osti.gov$$Hfree_for_read</backlink></links><search><creatorcontrib>Shahkaramipour, Nima</creatorcontrib><creatorcontrib>Jafari, Amin</creatorcontrib><creatorcontrib>Tran, Thien</creatorcontrib><creatorcontrib>Stafford, Christopher M.</creatorcontrib><creatorcontrib>Cheng, Chong</creatorcontrib><creatorcontrib>Lin, Haiqing</creatorcontrib><creatorcontrib>Helios-NRG LLC, East Amherst, NY (United States)</creatorcontrib><title>Maximizing the grafting of zwitterions onto the surface of ultrafiltration membranes to improve antifouling properties</title><title>Journal of membrane science</title><addtitle>J Memb Sci</addtitle><description>Superhydrophilic zwitterions have been extensively exploited for surface modification to improve antifouling properties. However, it remains challenging to form layers of <20 nm with high zwitterion content on the surfaces with different degrees of hydrophilicity. We demonstrate that amine-functionalized sulfobetaine (SBAm) can be co-deposited with dopamine on ultrafiltration (UF) membranes, leading to a thickness of 10 nm to 50 nm and an SBAm content of up to 31 mass% in the coating layers. The covalently grafted SBAm is stable underwater and improves the antifouling properties, as evidenced by the lower trans-membrane pressure required to retain targeted water fluxes than that required for the pristine membranes. The SBAm is also more effective than conventionally used sulfobetaine methacrylate (SBMA) for the zwitterion grafting on the surface to improve antifouling properties.
[Display omitted]
•Sulfobetaine amine (SBAm) is co-deposited with dopamine on membrane surfaces.•The coating layer can be < 20 nm and contains 31 mass% SBAm.•Surface grafting with SBAm improves antifouling properties of UF membranes.•SBAm is more effective than sulfobetaine methacrylate (SBMA) for grafting.</description><subject>Antifouling properties</subject><subject>Dopamine</subject><subject>ENGINEERING</subject><subject>Membranes for water purification</subject><subject>Surface modification</subject><subject>Zwitterions</subject><issn>0376-7388</issn><issn>1873-3123</issn><fulltext>true</fulltext><rsrctype>article</rsrctype><creationdate>2020</creationdate><recordtype>article</recordtype><recordid>eNp9UcuO1DAQtBCIHRb-AKGIE5cMfk1sX5DQipe0iAucLcdpz3iU2IPtDLBfj0OWBS5c_Oiurq7uQugpwVuCSffyuJ1gytZvKaY1RITC6h7aEClYywhl99EGM9G1gkl5gR7lfMSYCCzVQ3TBGOaEd3KDzh_Ndz_5Gx_2TTlAs0_GleUTXXPzzZcCyceQmxhK_AXIc3LGwpKfx1LRfjlLBTVVT59MgNxUrJ9OKZ6hMaF4F-dx4ayRE6TiIT9GD5wZMzy5vS_Rl7dvPl-9b68_vftw9fq6tVzh0korwBFqBmudGOrTEamc3BkjMLGGDthZzFWvCO_7DgtujCWWDkC7QYHdsUv0auU9zf0Eg4VQxY76lPxk0g8djdf_ZoI_6H08a7FjqutkJXi-EsRcvK7rLmAPNoYAtmjSYcJ3vIJe3HZJ8esMuejJZwvjWJcR56wp50opygmpUL5CbYo5J3B3WgjWi6_6qFdf9eKrXn2tZc_-nuOu6LeRfwaFus2zh7RohWBh8GmROkT__w4_Aa-Pu2U</recordid><startdate>20200301</startdate><enddate>20200301</enddate><creator>Shahkaramipour, Nima</creator><creator>Jafari, Amin</creator><creator>Tran, Thien</creator><creator>Stafford, Christopher M.</creator><creator>Cheng, Chong</creator><creator>Lin, Haiqing</creator><general>Elsevier B.V</general><general>Elsevier</general><scope>NPM</scope><scope>AAYXX</scope><scope>CITATION</scope><scope>7X8</scope><scope>OIOZB</scope><scope>OTOTI</scope><scope>5PM</scope></search><sort><creationdate>20200301</creationdate><title>Maximizing the grafting of zwitterions onto the surface of ultrafiltration membranes to improve antifouling properties</title><author>Shahkaramipour, Nima ; Jafari, Amin ; Tran, Thien ; Stafford, Christopher M. ; Cheng, Chong ; Lin, Haiqing</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-LOGICAL-c490t-8c7ef12adccf7def1f189f85aa701ca2d0fc049b914bb6074aac1c2de26d9ec53</frbrgroupid><rsrctype>articles</rsrctype><prefilter>articles</prefilter><language>eng</language><creationdate>2020</creationdate><topic>Antifouling properties</topic><topic>Dopamine</topic><topic>ENGINEERING</topic><topic>Membranes for water purification</topic><topic>Surface modification</topic><topic>Zwitterions</topic><toplevel>peer_reviewed</toplevel><toplevel>online_resources</toplevel><creatorcontrib>Shahkaramipour, Nima</creatorcontrib><creatorcontrib>Jafari, Amin</creatorcontrib><creatorcontrib>Tran, Thien</creatorcontrib><creatorcontrib>Stafford, Christopher M.</creatorcontrib><creatorcontrib>Cheng, Chong</creatorcontrib><creatorcontrib>Lin, Haiqing</creatorcontrib><creatorcontrib>Helios-NRG LLC, East Amherst, NY (United States)</creatorcontrib><collection>PubMed</collection><collection>CrossRef</collection><collection>MEDLINE - Academic</collection><collection>OSTI.GOV - Hybrid</collection><collection>OSTI.GOV</collection><collection>PubMed Central (Full Participant titles)</collection><jtitle>Journal of membrane science</jtitle></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext</fulltext></delivery><addata><au>Shahkaramipour, Nima</au><au>Jafari, Amin</au><au>Tran, Thien</au><au>Stafford, Christopher M.</au><au>Cheng, Chong</au><au>Lin, Haiqing</au><aucorp>Helios-NRG LLC, East Amherst, NY (United States)</aucorp><format>journal</format><genre>article</genre><ristype>JOUR</ristype><atitle>Maximizing the grafting of zwitterions onto the surface of ultrafiltration membranes to improve antifouling properties</atitle><jtitle>Journal of membrane science</jtitle><addtitle>J Memb Sci</addtitle><date>2020-03-01</date><risdate>2020</risdate><volume>601</volume><issue>C</issue><spage>117909</spage><pages>117909-</pages><artnum>117909</artnum><issn>0376-7388</issn><eissn>1873-3123</eissn><abstract>Superhydrophilic zwitterions have been extensively exploited for surface modification to improve antifouling properties. However, it remains challenging to form layers of <20 nm with high zwitterion content on the surfaces with different degrees of hydrophilicity. We demonstrate that amine-functionalized sulfobetaine (SBAm) can be co-deposited with dopamine on ultrafiltration (UF) membranes, leading to a thickness of 10 nm to 50 nm and an SBAm content of up to 31 mass% in the coating layers. The covalently grafted SBAm is stable underwater and improves the antifouling properties, as evidenced by the lower trans-membrane pressure required to retain targeted water fluxes than that required for the pristine membranes. The SBAm is also more effective than conventionally used sulfobetaine methacrylate (SBMA) for the zwitterion grafting on the surface to improve antifouling properties.
[Display omitted]
•Sulfobetaine amine (SBAm) is co-deposited with dopamine on membrane surfaces.•The coating layer can be < 20 nm and contains 31 mass% SBAm.•Surface grafting with SBAm improves antifouling properties of UF membranes.•SBAm is more effective than sulfobetaine methacrylate (SBMA) for grafting.</abstract><cop>Netherlands</cop><pub>Elsevier B.V</pub><pmid>33041468</pmid><doi>10.1016/j.memsci.2020.117909</doi><oa>free_for_read</oa></addata></record> |
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| source | Access via ScienceDirect (Elsevier) |
| subjects | Antifouling properties Dopamine ENGINEERING Membranes for water purification Surface modification Zwitterions |
| title | Maximizing the grafting of zwitterions onto the surface of ultrafiltration membranes to improve antifouling properties |
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