Open to two or more interpretations; or of uncertain nature or significance; or (often) intended to mislead. Synonyms: ambiguous; equivocal. Context examples:
Polypropylene is stronger that polyethylene. High resistance to environment. Have higher melting point. The chemical reason is that polypropylene have triple bond carbon. However, polyethylene have only double carbon bonded to each other. 8 people found this useful.
Syndiotactic PP with a crystallinity of 30% has a melting point of 130 Â°C (266 Â°F). There are three general types of polypropylene: homopolymer, random copolymer, and block copolymer. The comonomer used is typically ethylene.