Dictionary Home »
Science » polypropylene
polypropylene science definition
- Any of various thermoplastic resins that are polymers consisting of repeated branched units derived from propane and having the formula CH2CH(CH3), usually with the methane groups (CH3) all on one side of the chain. Polypropylenes are similar to polyethylenes but are harder and tougher and are used to make molded articles and fibers.
- A fabric of fibers made from any of these resins.
Learn more about polypropylene