Analysis of Terpolymerization Systems for the Development of Carbon Fiber Precursors of PAN

Table 4

Layout and results of L12 experimental design of the terpolymerization systems.

Test	Code	Controllable factors									Conv (%)	(g/mol)	Es
		A	B	C	D	E	F	G	H	I
1	TPAN-1	50	0.01	3	5	1	VA	IA	1	250	17		4.0
2	TPAN-2	50	0.01	3	5	1	MA	BA	2	350	36		1.0
3	TPAN-3	50	0.01	5	10	3	VA	IA	1	350	12		4.6
4	TPAN-4	50	0.02	3	10	3	VA	BA	2	250	44		1.2
5	TPAN-5	50	0.02	5	5	3	MA	IA	2	350	31		4.3
6	TPAN-6	50	0.02	5	10	1	MA	BA	1	250	30		0.7
7	TPAN-7	60	0.01	5	10	1	VA	BA	2	350	32		1.8
8	TPAN-8	60	0.01	5	5	3	MA	BA	1	250	28		1.6
9	TPAN-9	60	0.01	3	10	3	MA	IA	2	250	41		4.7
10	TPAN-10	60	0.02	5	5	1	VA	IA	2	250	34		4.2
11	TPAN-11	60	0.02	3	10	1	MA	IA	1	350	48		1.6
12	TPAN-12	60	0.02	3	5	3	VA	BA	1	350	53		1.3

Conversion rate (Conv); average viscosimetric molecular weight (); and extent of stabilization (Es) of TPAN developed by solution terpolymerizations.