Control of adhesive strength of acrylate polymers containing 1-isobutoxyethyl and isobornyl esters in response to dual stimuli for dismantlable adhesion

Applied Adhesion Science

Table 2 Composition and property of random and block copolymers used in this study

Code	Composition in the copolymers (mol%)				IBoA content in the reactive segment^a (mol%)	M _n/10⁴	M _w/M _n	T _g (°C)
Code	iBEA	IBoA	2EHA	HEA	IBoA content in the reactive segment^a (mol%)	M _n/10⁴	M _w/M _n	T _g (°C)
R1	32	0	53	15	–	14.1	1.59	−19
B1	34	0	54	12	0	8.8	1.42	−54, −18
B2	21	5	64	10	17	10.8	1.74	−57, −18

^a Determined based on the composition and conversion of each monomer for the reactive segment in the copolymers produced during the first-step polymerization. See Fig. 1 for the copolymer sequence structures