Coffee hulls (%)

LLDPE/untreated coffee hulls fiber

LLDPE/MAPE/untreated coffee hulls fiber

LLDPE/MAPE/mercerized coffee hulls fiber

Water absorption (%)

Porosity

(%)

Water absorption (%)

Porosity

(%)

Water absorption (%)

Porosity

(%)

15

15.04 ± 2.12

24.01 ± 2.45

11.09 ± 2.14

17.06 ± 1.32

8.02 ± 1.32

12.23 ± 2.11

30

19.23 ± 1.76

30.56 ± 1.65

14.16 ± 1.23

22,64 ± 0.67

11.19 ± 3.32

17.6 ± 2.45

45

32.13 ± 3.01

51.46 ± 1.12

26.10 ± 3.34

41,6 ± 4.98

20.33 ± 4.32

32.09 ± 4.57