2c8e93e5_uyers_Handbook___Carpet_Fibers__2
[0] Polypropylene Olefin [1] Excellent [3] Good if oily soils and stains are treated promptly. [4] Loses strength and deteriorates unless chemically modified to resist sunlight damage. [5] Builds up in low humidity but at a lower level than nylon or polyester [6] Waxy, soft [7] Excellent [8] Melts at low temperatures (170Â°C); burns and emits heavy, sooty, waxy smoke. Paraffin wax odor. Pulling a heavy object across the carpet surface can cause enough friction to melt the carpet fibers. [2] 
Excellent
The Carpet Buyers Handbook - Carpet Fibers
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