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发明公开
CN104479351A 一种汽车轴承保持架材料及其制备方法 无效 - 驳回

一种汽车轴承保持架材料及其制备方法
摘要：
本发明公开了一种汽车轴承保持架材料，包括：聚邻苯二酰胺（PPA），聚苯酯、玻璃纤维，热稳定剂、增韧剂和浸润剂，各种组分的质量百分含量为：聚邻苯二酰胺为40%-60%，聚苯酯为10%-12%，玻璃纤维为：15%-18%、热稳定剂为1%-5%、增韧剂为9%-15%、浸润剂为2%-4%。本发明还公开了汽车轴承保持架材料的制备方法。本发明提供的轴承保持架材料机械性能和稳定性能佳。
摘要（英）：

The invention discloses an automobile bearing retainer material. The automobile bearing retainer material comprises the following components in percentage by mass: 40%-60% of polyphthalamide (PPA), 10-12% of polyphenyl ester, 15%-18% of glass fiber, 1%-5% of a heat stabilizer, 9%-15% of a toughener and 2%-4% of a sizing agent. The invention further discloses a preparation method of the automobile bearing retainer material. The bearing retainer material provided by the invention has excellent mechanical properties and stability.

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