Table 1. A Selected List of the Base Polymer Properties for the Fabrics Studied.

fabric	chemical formula	density (g/cm3)	melting temp.	bulk Young’s modulus (GPa)
cottona	[–C6H10O5–]n	1.35	N/A	5.5–12.6
polyester (PET)	[–C10H8O4–]n	1.38	220 °C	3.8
Tyvekb	[–C2H4–]n	0.93–0.97	130 °C	1.0
polypropylene	[–C3H6–]n	0.90	160 °C	0.8

^aCotton is primarily cellulose;

^bTyvek is HD polyethylene.