<p>The specification describes a substance comprising a plurality of microparticles. The microparticles comprise a core comprising a first polymer and a shell surrounding said core and comprising the first polymer and a second polymer, wherein the second polymer is less rapidly degradable than the first polymer. A process for making the microparticles and uses of the microparticles are also described.</p>
申请公布号
WO2012169972(A1)
申请公布日期
2012.12.13
申请号
WO2012SG00208
申请日期
2012.06.08
申请人
AGENCY FOR SCIENCE, TECHNOLOGY AND RESEARCH;YING, JACKIE Y;PEK, SHONA;PITUKMANOROM, PEMAKORN;MOHAMED, SITI THAHARAH