Devolatilization of Polylactides Biodegradable aliphatic polyesters may be devolatilized by passing them through a shear zone and concurrently applying a vacuum to them.
申请公布号
CA2067453(A1)
申请公布日期
1993.10.29
申请号
CA19922067453
申请日期
1992.04.28
申请人
NOVACOR CHEMICALS (INTERNATIONAL) S.A.
发明人
CASTRIOTTA, MICHAEL;FRIDMAN, ISRAEL D.;LUNT, JAMES;MAKUC, JAMES;MCQUEEN, JAMES
