Isothermal Crystallization Behavior of the Poly(L-lactide) Block in Poly(L-lactide)-Poly(ethylene glycol) Diblock Copolymers: Influence of the PEG Block as a Diluted Solvent
✍ Scribed by Yang, Junliang; Zhao, Ting; Liu, Leijing; Zhou, Yunchun; Li, Gao; Zhou, Enle; Chen, Xuesi
- Book ID
- 111776817
- Publisher
- Nature Publishing Group
- Year
- 2006
- Tongue
- English
- Weight
- 303 KB
- Volume
- 38
- Category
- Article
- ISSN
- 0032-3896
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## Abstract The confined crystallization behavior, melting behavior, and nonisothermal crystallization kinetics of the poly(ethylene glycol) block (PEG) in poly(L‐lactide)–poly(ethylene glycol) (PLLA–PEG) diblock copolymers were investigated with wide‐angle X‐ray diffraction and differential scanni
Poly(ethylene glycol)-poly(L-lactide) diblock and triblock copolymers were prepared by ring-opening polymerization of L-lactide with poly(ethylene glycol) methyl ether or with poly(ethylene glycol) in the presence of stannous octoate. Molecular weight, thermal properties, and crystalline structure o
## Abstract **Summary:** A binary blend of poly (L‐lactide) (PLLA) and poly(__ε__‐caprolactone) (PCL) of composition 70:30 by weight was prepared using a twin screw miniextruder and investigated by differential scanning calorimetry (DSC), optical microscopy and scanning electron microscopy (SEM). T
## Abstract The crystallization behavior of poly(oxyethylene) (PEG)/poly(L‐lactide) (PLLA) block copolymers with PEG (number‐average molecular weights __M__~n~ = 1000–6000) contents ≦ 18,3 wt.‐% has been studied under different isothermal temperature and linear cooling conditions. A differential sc