TABLE 1.
Functionalities of the surfaces grafted onto SiO2-APTES substrates
| Substrate | Reagenta | Surface chemistry | Surface-code |
|---|---|---|---|
| SiO2 | APTES | SiO]-(CH2)3NH2 | S-NH2 |
| SiO2-APTES | CH3COCl-Et3N | SiO]-(CH2)3NH-CO-CH3 | S-C2 |
| SiO2-APTES | CH3(CH2)2COCl-Et3N | SiO]-(CH2)3NH-CO-(CH2)2CH3 | S-C4 |
| SiO2-APTES | CH3(CH2)4COCl-Et3N | SiO]-(CH2)3NH-CO-(CH2)4CH3 | S-C6 |
| SiO2-APTES | CH3(CH2)6COCl-Et3N | SiO]-(CH2)3NH-CO-(CH2)6CH3 | S-C8 |
| SiO2-APTES | CH3(CH2)12COCl-Et3N | SiO]-(CH2)3NH-CO-(CH2)12CH3 | S-C14 |
| SiO2-APTES | CF3(CF2)2COCl-Et3N | SiO]-(CH2)3NH-CO-(CF2)2CF3 | S-C4F |
| SiO2-APTES | Krytox-COCl-Et3N | SiO]-(CH2)3NH-CO-Krytox | S-Krytox |
| SiO2-APTES | CH3O-EO-3-COCl-Et3N | SiO]-(CH2)3NH-CO-EO-3-OCH3 | S-PEO-3-OMe |
| SiO2-APTES | CH3O-PEO-5000-COCl-Et3N | SiO]-(CH2)3NH-CO-PEO-5000-OCH3 | S-PEO-5000-OMe |
| SiO2-APTES | PNMeAm-CO2H-EDC | SiO]-(CH2)3NH-CO-PNMeAM | S-PNMeAm |
a
Et3N, triethylamine.