Synthesis of Poly(styrene-acrylates-acrylic acid) Microspheres and Their Chemical Composition towards Colloidal Crystal Films

Table 1

Summary data for microspheres prepared.

Entry	Sample ID	Comonomer	Molar ratio; Sty : comonomer : AA	SDBS (mg)	(nm)	PDI	(nm)	(mV)	Molar ratio; Sty : comonomer : AA
1	Rx-24	IOA	79 : 10 : 11	1.58	280	0.024	255	−53.5	77 : 18 : 5
2	Rx-41		77 : 12 : 11	0.79	320	0.020	—	−50.4	73 : 22 : 5
3	Rx-42			1.58	255	0.088	—	−56.4	73 : 23 : 4
4	Rx-66		70 : 20 : 10	0.79	230	0.032	—	−49.7	55 : 39 : 6
5	Rx-67			1.58	275	0.049	—	−32.1	54 : 39 : 7
6	Rx-49	EHA	81 : 13 : 06	0.79	271	0.023		−39.5	65 : 16 : 19
7	Rx-30		79 : 10 : 11	0.79	286	0.043	256	−45.5	69 : 22 : 9
8	Rx-29			1.58	250	0.073		−49.5	67 : 21 : 13
9	Rx-72		70 : 20 : 10	0.79	260	0.057		−52.4	68 : 25 : 7
10	Rx-73			1.58	239	0.037		−55.4	62 : 32 : 6
11	Rx-26	IBA	79 : 10 : 11	0	238	0.066		−43.4	76 : 15 : 9
12	Rx-27			0.79	273	0.038		−44.7	76 : 13 : 11
13	Rx-43		77 : 12 : 12	0	261	0.031	204	−51.6	70 : 19 : 11
14	Rx-44			0.79	304	0.066		−50.0	67 : 25 : 8
15	Rx-45			1.58	228	0.022		−52.4	69 : 18 : 13
16	RX-53		81 : 13 : 06	0.79	286	0.028	276	−43.5	78 : 18 : 4
17	Rx-37	HA	79 : 10 : 11	1.58	270	0.047	248	−50.3	75 : 18 : 7
18	Rx-56		77 : 12 : 11	0.79	260	0.038		−44.9	74 : 21 : 5
19	Rx-57			1.58	277	0.010		−44.6	71 : 21 : 8
20	Rx-69		68 : 22 : 10	1.58	252	0.115		−25.7	65 : 30 : 5
21	Rx-33	BA	79 : 10 : 11	0.79	332	0.070		−50.5	66 : 17 : 17
22	Rx-35			1.58	279	0.025		−43.2	70 : 20 : 10
23	Rx-61		77 : 12 : 11	0.79	255	0.054		−37.3	68 : 18 : 14
24	Rx-62			1.58	212	0.061		−43.2	73 : 16 : 11

Molar ratio of monomers in the feed.
Determined by DLS.
PDI polydispersity by DLS.
Determined by TEM.
zeta potential.
Molar ratios of polymers in the microsphere by ¹H-NMR.