发明授权
US3733296A Stabilized polycarbonates 失效
稳定的聚碳酸酯

Stabilized polycarbonates
摘要:
A HALOGENATED POLYCARBONATE POLYMER COMPOSITION CONTAINING AN EFFECTIVE AMOUNT OF A METAL CARBONATE SELECTED FROM THE GROUP CONSISTING OF BARIUM CARBONATE, STRONITUM CARBONATE, AND CALCIUM CARBONATE, OR AN EFFECTIVE AMOUNT OF A COMBINATION OF THE METAL CARBONATES AND AN ORGANIC PHOSPHITE TO STABILIZE THE POLYMER.
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