Introduction of Bifunctional Group onto MWNT by Radiation-Induced Graft Polymerization and Its Use as Biosensor-Supporting Materials

Table 1

Properties of the MWNT supports with bifunctional group prepared by RIGP^a.

No	Feed		Graft yield (%)^b	Fe content (%)^c	CV current (mA)
	GMA (mol-%)	VF (mol-%)
1	100	0	20.0	—	2.27×10^−4
2	80	20	30.0	0.24	5.60×10^−2
3	60	40	15.0	0.36	1.21×10^−2
4	40	60	20.0	0.31	1.83×10^−2
5	20	80	20.0	0.36	1.09×10^−1
6	0	100	25.0	0.47	1.33×10^−2

^aReaction condition: MWNT 0.2 g, solvent 350 mL (MeOH).
^bDetermined by TGA. ^cDetermined by XPS.