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

Table 2

Glass transition temperature () for prepared microspheres.

Sample ID	Copolymer	Molar ratio; Sty : acrylate : AA	Total acrylate in the copolymer (%)	(°C)
Rx-29	Sty : EHA : AA	67 : 21 : 13	21	53.2
Rx-73	Sty : EHA : AA	68 : 25 : 7	32	30.5
Rx-72	Sty : EHA : AA	64 : 28 : 8	36	25.2
Rx-69	Sty : HA : AA	65 : 30 : 5	35	37.3
Rx-33	Sty : BA : AA	66 : 17 : 17	34	81.7
Rx-35	Sty : BA : AA	70 : 20 : 10	30	80.6

Molar ratios of monomers in the microsphere by ¹H NMR.
By DSC.