Polipropene 25 [USAN]; Propene polymers;
Propylene polymers; 1-Propene; [-Ch2-Ch(Ch3)-]n
|Density||0.855 g/cm3, amorphous|
0.946 g/cm3, crystalline
|Melting point||130 to 171 °C (266 to 340 °F; 403 to 444 K)|
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
|what is ?)(|
It can be formed into a thin thread and woven into a strong strap, often used on backpacks, bags, and other things.