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发明名称
塑料填加剂碳酸钙
摘要
本发明公开了一种塑料填加剂碳酸钙,把大理岩、石灰岩白垩,经物理方法、化学方法制成粉末。再经过表面处理,即可以根据具体要求按1—80%的比例填加到塑料中去。这种填加剂能提高塑料的耐热性,硬度,降低收缩率,降低塑料成本。并具有易于生产,造价低,粒度分布广的特性,并具有抗结片的作用。
申请公布号
CN1076202A
申请公布日期
1993.09.15
申请号
CN93104250.X
申请日期
1993.04.12
申请人
李福春
发明人
李福春
分类号
C08K3/26
主分类号
C08K3/26
代理机构
代理人
主权项
1、塑料填加剂碳酸钙,其特征是:碳酸钙含量为95%以上;
地址
163001黑龙江省大庆市八达新技术研究所
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