Characteristics of Bulletproof Vests Made from COPEFB Fiber: Implications on Mechanical, Electrical, and Physical Resistance

Table 1

The results of the analysis of the chemical characteristics of the fiber (biofiber) from COPEFB.

No	Parameter	Analysis results (%)	Test method	Research of literature (%) [3]
		COPEFB
1	Water	7.66 ± 0.04	SNI 087070	<10
2	Ash	3.35 ± 0.01	SNI ISO 1762	0.3–1.5
3	Pentosan	27.52 ± 0.11	SNI 01-1561	19–25
4	Extractive	7.60 ± 0.17	SNI 8401	2–5
5	Lignin	23.17 ± 0.38	SNI 8429	20–33
6	Holocellulose	71.59 ± 0.02	Metode wise	55.40–76.68
7	Alpha cellulose	46.62 ± 0.11	ASTM D 1103	40–45
8	Cold water solubility	7.74 ± 0.08	SNI 01-1305	1.3–3.5
9	Hot water solubility	8.19 ± 0.16	SNI 01-1305	1.38–7.37
10	1% NaOH solubility	26.91 ± 0.23	SNI 14-1838	17.1–23.4

Source: data of this research.