3. Swelling Properties of PEI/P­(EI-CPC _x ) Compared to other Polymers.

		swelling ratio (%)
	mixing ratio*	NMP	DMF	CHCl3	DCM	THF
PEI/P(EI-CPC1.3)	50:50	∼ 0.1	∼ 0.1	2.3	∼ 0.5	∼ 0.1
	70:30	13.6	7.5	22.3	11.6	1.4
PEI/P(EI-CPC0.8)	30:70	∼ 1	2.3	9.3	6.8	∼ 0.4
	50:50	11.1	6.6	28.1	19.7	2.2
PEI/P(EI-CPC0.5)	30:70	12.2	6.4	19.1	15.9	2.6
Kapton	n/a	4	3.7	∼ 0.3	∼ 0.3	∼ 0.4
X-PEI-8*	n/a	45.4	14.6	54.8	46.6	6.4