Grafted membranes and substrates having surfaces with switchable superoleophilicity and superoleophobicity and applications thereof

Grafted membranes and substrates having surfaces with switchable superoleophilicity and superoleophobicity and applications thereof

  • CN 103,945,924 A
  • Filed: 09/27/2012
  • Published: 07/23/2014
  • Est. Priority Date: 09/28/2011
  • Status: Active Application
First Claim
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1. surface modifying material, it comprises the base material that is covalently bound to polymer, the surface of wherein said surface modifying material is lipophile and/or hydrophobic under first condition, and under second condition, be oleophobic property and/or hydrophilic, and wherein said polymer comprises the polymer of wetting response, polymer segment or polymer blocks, the polymer of described wetting response, polymer segment or polymer blocks comprise NIPA, polyacrylamide, polypyrrole, polythiophene, polyaniline, poly-(2-vinylpyridine), P4VP, poly-(acrylic acid), poly-(methacrylic acid), polymethylacrylic acid (2-(diethylamino) ethyl ester, poly-(spiro-pyrans methacrylate), poly-(methacryl ethylidene phosphate), poly-[2-(methacryloxy) ethyl]-dimethyl (3-sulfopropyl) ammonium hydroxide, or poly-[2-(methacryloxy)-ethyl-trimethyl ammonium chloride].

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