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Table 3 DMTA studies: temperatures of the relaxation processes

From: Relaxation processes in hybrid organic-inorganic polymer nanosystems polymerized in situ

Compositions Relaxation temperatures (ω = 1 Hz)
Reactivity (R) MDI (%) PIC (%) Tr0(°C) Tr1(°C) Tr2(°C)
0.04 100 0 −94 −43 -
0.06 90 10 −92 −42 -
0.1 80 20 −89 −39 56
0.14 65 35 −79 −39 64
0.16 58 42 −76 −43 67
0.18 50 50 −73 −46 76
0.22 35 65 −71 −52 82
0.26 20 80 −69 −74 86
  1. Compositions and glass transition temperatures of OIS obtained from DMTA investigations at frequency ω = 1 Hz, depending on the reactivity R of the organic component of OIS.