Article history: Surface hydrophilic modiﬁcation of polymer ultraﬁltration membrane using metal oxide represents an Received 13 August 2015 effective yet highly challenging solution to improve water ﬂux and antifouling performance. Via plasma- Received in revised form 15 October 2015 enhanced graft of poly acryl acid (PAA) prior to coating TiO , we successfully ﬁxed TiO functional thin 2 2 Accepted 6 November 2015 layer on super hydrophobic polytetraﬂuoroethylene (PTFE) ultraﬁltration (UF) membranes. The char- Available online 12 November 2015 acterization results evidenced TiO attached on the PTFE-based UF membranes through the chelating 4+ bidentate coordination between surface-grafted carboxyl group and Ti . The TiO surface modiﬁcation Keywords: ◦ ◦ may greatly reduce the water contact angle from 115.8 of the PTFE membrane to 35.0 without degra- Ultraﬁltration dation in 30-day continuous ﬁltration operations. The novel TiO /PAA/PTFE membranes also exhibited Polytetraﬂuoroethylene membrane excellent antifouling and self-cleaning performance due to the intrinsic hydrophilicity and photocata- Titanium dioxide (TiO ) lysis properties of TiO , which was further conﬁrmed by the photo-degradation of MB under Xe lamp Plasma-induced graft polymerization 2 irradiation. © 2015 Elsevier B.V. All rights reserved. 1. Introduction Surface hydrophilic modiﬁcation presents a viable solution to apply PTFE
Applied Surface Science – Elsevier
Published: Jan 1, 2016
It’s your single place to instantly
discover and read the research
that matters to you.
Enjoy affordable access to
over 12 million articles from more than
10,000 peer-reviewed journals.
All for just $49/month
Read as many articles as you need. Full articles with original layout, charts and figures. Read online, from anywhere.
Keep up with your field with Personalized Recommendations and Follow Journals to get automatic updates.
It’s easy to organize your research with our built-in tools.
Read from thousands of the leading scholarly journals from SpringerNature, Elsevier, Wiley-Blackwell, Oxford University Press and more.
All the latest content is available, no embargo periods.
“Hi guys, I cannot tell you how much I love this resource. Incredible. I really believe you've hit the nail on the head with this site in regards to solving the research-purchase issue.”Daniel C.
“Whoa! It’s like Spotify but for academic articles.”@Phil_Robichaud
“I must say, @deepdyve is a fabulous solution to the independent researcher's problem of #access to #information.”@deepthiw
“My last article couldn't be possible without the platform @deepdyve that makes journal papers cheaper.”@JoseServera