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One-step Spin-coating Process for Fabrication of Thermo-responsive Smart Surfaces

XIA Xiao kai1, ZHANG Hong wu2   

  1. 1. Hunan Traditional Medicine School, Zhuzhou 412012, Hunan Province, China; 2. College of Physics, Jilin University, Changchun 130021, China
  • Received:2007-01-18 Revised:1900-01-01 Online:2007-03-26 Published:2007-03-26
  • Contact: ZHANG Hong wu

Abstract: We fabricated the thermo-responsive surfaces by one-step spin-coating process. Contact angles of the surfaces are small at low temperatures, but large at high temperatures, which is attributed to the competition between intermolecular and intramolecular hydrogen bonding in the PNIPA. The method is very simple and economic. This kind of smart surfaces, what’s more important, can be fabricated on any substrate in large area.

Key words: one-step, thermo-responsive, wettability

CLC Number: 

  • O484.1