发明名称 FORMATION OF FILLED MOLDING POWDERS OF POLYBENZIMIDAZOLE AND OTHER POLYMERS
摘要 <p>A process for making filled molding powders by preparing a dilute solution of a polymer, making a slurry of a filler in the polymer solution, and then causing the polymer to come out of solution, e.g. by adding a nonsolvent or by solvent evaporation, so that the polymer coats the filler particles.</p>
申请公布号 WO1992022602(A1) 申请公布日期 1992.12.23
申请号 US1992001861 申请日期 1992.03.09
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