반응형 고분자1 고분자. 5대 범용 플라스틱 (Big Five) 고분자. 5대 범용 플라스틱 (Big Five) 1. LDPE, low density polyethylene 2. HDPE, high density polyethylene > Polymerization: free radical chain polymerization > Morphology (LDPE): highly amorphous (branched) > Morphology (HDPE): highly crystalline (linear) > Melting temperature: 137℃ > Glass transition temperature: –130 to –80℃ 3. PP, polypropylene > Polymerization: Zieglar-Natta polymerization > Morpholog.. 2012. 6. 24. 이전 1 다음 반응형