Polyester vs polypropylene clothing However, they are different in multiple ways. Die Herstellung von Polyester erfolgt durch Kondensationspolymerisation einer Dicarbonsäure und eines Diols. Polypropylene, however, doesn't absorb water, so it has a unique ability to keep you warm even after you've taken an unforeseen dunking in a river, for example. Polyester is another synthetic rope material. 1 day ago ยท The differences between polyester and polypropylene include: Polypropylene is more water repellant than polyester. Olefin vs Polyester. Polyester Fabric originates from a chemical process, mainly involving compounds like polyethylene terephthalate (PET). It wicks better, dries faster, and costs less than both polyester and Merino wool. Polypropylene still has its place in the outdoors. Merino is the most expensive and is generally bloody expensive. ovxowiyqzwttpyccyqntbmuutgnnaeinyjywnnihobtfeczteduceiixhkgjjprckkscrlbugqtnmuwif