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Temperature dependence of loss tangent (tan(δ)=G’/G’’) at various oscillatory frequencies of 0.28, 0.60, 1.0, 3.12, and 6.28 rad/s. The stress applied is 2 Pa and the polymer concentration of IPN microgel dispersion is 4.91 × 10 −2g/mL at pH 7 .
