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(A) Contact angle measurements of non heat-treated and heat-treated 4000PEOT30PBT70 block copolymer films using the captive bubble method. Data represents mean ± SD of 20 measurements (N = 3 per condition). (B) Water uptake of non-treated and heat-treated 4000PEOT30PBT70 block copolymer films. Data represents mean ± SD, (N = 3 per condition), *p<0.05, **p<0.01.
