| abstract |
Providing a substrate; Applying and chemically immobilizing a siloxane oligomer represented by Formula 1 to the surface of the substrate to provide a siloxane modified surface; And applying and chemically immobilizing a phosphonic acid compound represented by Formula 2 to the siloxane modified surface: a method of imparting hydrophilicity to a material surface: [Chemical Formula 1] Wherein R 1 , R 2 , and R 3 are the same or different and are each independently hydrogen or an alkyl group of C1 to C3, A is a single bond or alkylene of C1 to C5, n is in the range of 2 to 30 ego; (2) BN [CH 2 PO 3 H 2 ] 2 Wherein B is —CH 2 PO 3 H 2 , a group represented by the following formula (3), or a group represented by the following formula (4); (3) Where m is an integer from 2 to 8; [Chemical Formula 4] Wherein a and b are the same or different and are integers of 2 to 6, respectively. |