发明授权
US4946927A Preparation of aromatic polycarbonates, aromatic polyester carbonates and aromatic polyesters with organic phase comprising mixture of hydrocarbons 失效
芳族聚碳酸酯,芳族聚酯碳酸酯和芳族聚酯与有机相的制备,包括烃的混合物

Preparation of aromatic polycarbonates, aromatic polyester carbonates
and aromatic polyesters with organic phase comprising mixture of
hydrocarbons
摘要:
The present invention relates to a process for the preparation of aromatic polycarbonates, aromatic polyester carbonates and aromatic polyesters by the known two phase interface process, which is characterized in that the organic phase used is a mixture of aromatic hydrocarbons with alkanes and/or cycloalkanes.
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