A Study on the Effect of Plasma Treatment for Waste Wood Biocomposites

Table 1

Contact angle and surface energy of PET film.

Monomer	Contact angle (°)		Surface energy (dyne/cm)
	Water	Glycerol	Total	Dispersion	Polar
Oxygen/PET	8	9	73.73	12.78	60.96
Benzene/PET	58.8	65	49.17	1.08	47.37
CH4/PET	55.7	47.6	59.56	2.14	57.42
Acrylic acid/PET	35.7	47.7	71.94	1.72	70.22
HMDSO/O2 (1 : 9)/PET	28	41	75.74	2.54	73.21
HMDSO/O2 (2 : 8)/PET	56.5	60	47.25	4.32	42.93
HMDSO/O2 (3 : 7)/PET	66	68.8	38.03	4.39	33.64
HMDSO/O2 (4 : 6)/PET	72	73	32.39	4.57	27.81
HMDSO/O2 (5 : 5)/PET	73.5	73.5	30.64	5.43	25.21
HMDSO/PET	105	76	74.77	71.68	3.09