Synthesis and characterization of star-shaped poly(ethylene glycol)-block-poly(L -lactic acid) copolymers by melt polycondensation

Journal of Applied Polymer Science

Volumn 124, Issue 6, 2012, Pages 4496-4501

  Lin, Yaling ^a   Zhang, Anqiang ^a   Wang, Lianshi ^b  

^a SOUTH CHINA AGRICULTURAL UNIVERSITY   (China)

^b SOUTH CHINA UNIVERSITY OF TECHNOLOGY   (China)

Author keywords

copolymer; L lactic acid; multiarm poly(ethylene glycol) block poly(L lactic acid); polycondensation; star polymers

Indexed keywords

DEGRADATION PROFILES; DIBLOCKS; HYDRODYNAMIC RADIUS; HYDROXYL GROUPS; IMPROVED METHODS; IMPURITIES IN; L-LACTIC ACID; LACTIDES; LOW PURITY; MELT POLYCONDENSATION; NARROW MOLECULAR WEIGHT DISTRIBUTIONS; PECULIAR MORPHOLOGY; POLY L LACTIC ACID; REACTION EFFICIENCY; STAR POLYMERS; TRIBLOCKS; VACUUM DISTILLATION;

COPOLYMERS; DISTILLATION; FOURIER TRANSFORM INFRARED SPECTROSCOPY; GEL PERMEATION CHROMATOGRAPHY; LACTIC ACID; MANGANESE; MOLECULAR WEIGHT DISTRIBUTION; NUCLEAR MAGNETIC RESONANCE SPECTROSCOPY; POLYCONDENSATION; POLYETHYLENE OXIDES; POLYMERS; REMOVAL; SYNTHESIS (CHEMICAL); THERMODYNAMIC PROPERTIES; VACUUM;

POLYETHYLENE GLYCOLS;

EID: 84858294307     PISSN: 00218995     EISSN: 10974628     Source Type: Journal    
DOI: 10.1002/app.35465     Document Type: Article

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