Monomethoxyl poly(ethylene glycol)-b-poly(DL-lactide)

Name : monomethoxyl poly(ethylene glycol)-b-poly(DL-lactide)

Product Model : mPEG-PDL

Chemical  Formula：CH₃(C₂H₄O)_m (C₆H₈O₄)_n

Instructions：Monomethoxyl poly(ethylene glycol)-b-poly(DL-lactide) （mPEG-PDLLA）is a block copolymer. One block is hydrophilic monomethoxyl poly(ethylene glycol), the other block is lipophilic poly(DL-lactide).

 mPEG-PDLLA can be used as the carrier material of different types of drugs to improve the water solubility of drugs, encapsulation efficiency and drug loading rate.

mPEG-PLA can find usage in microspheres, microcapsules, vesicles, micelles, sustained release of drugs, controlled release, tissue engineering scaffolds, etc.

Appearance : White granular or powder

M_V(Viscosity molecular weight): 2000-20000 g/mol

Specific Rrotation（ ，Chloroform）: -10 - +10°

Melting Point: Amorphous

Residual Monomers: < 1%

Residual Solvents: < 0.05%

Extractable Heavy Metals: < 10 ppm

Stannum (Catalyst): < 200 ppm

Ddensity: 1.0-1.25 g/cm³

Sulfate Ash: < 0.05%