Table 4 Residual mass percentage of pure TPU, SPF, and SPF/TPU composites (different treatment concentrations of NaOH solution).

From: Effect of alkaline treatment on the thermal and mechanical properties of sugar palm fibre reinforced thermoplastic polyurethane composites

Samples

Residual Mass (%)

T 26.99/ ºC

T 303.00/ ºC

T 599.16/ ºC

Pure TPU

100.0

94.18798

4.1

SPF

99.51

71.89

0.003774

0% NaOH SPF/TPU

99.98

90.45

13.15

2% NaOH SPF/TPU

99.65242

94.30348

13.84

4% NaOH SPF/TPU

99.73518

94.46382

17.56

6% NaOH SPF/TPU

99.76049

94.76698

13.81

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