Two-step process for the production of thermoplastic polycarbonate
摘要
The invention relates to a two-step melt process for the production of thermoplastic, solvent-free, low-branching polycarbonates with low -OH terminal group content using a self-cleaning high-viscosity reactor.
申请公布号
US5767224(A)
申请公布日期
1998.06.16
申请号
US19970823792
申请日期
1997.03.24
申请人
BAYER AKTIENGESELLSCHAFT
发明人
KUEHLING, STEFFEN;SCHEBESTA, KLAUS;HUCKS, UWE;ULLRICH, MARTIN;SCHUCHARDT, HEINRICH;BACHMANN, ROLF;FISCHER, THOMAS;KOHLGRUEBER, KLEMENS;RHIEL, FRANZ FERDINAND;ZABY, GOTTFRIED
