Zinc Oxide Powder Blends, Their Production and Use

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专利权人:

发明人:

David Schlossman,Yun Shao

申请号：

US15960493

公开号：

US20180235855A1

申请日:

2018.04.23

申请国别(地区):

US

年份:

2018

代理人:

摘要：

This disclosure provides sunscreen products that contain metal oxide powders having discrete size distributions. Metal oxide powders include, for example, zinc oxide and titanium dioxide. Sunscreen products made in accordance with the principles of this disclosure contain metal oxide powders having primary particle sizes of about 10-30 nm and about 50-200 nm.

来源网站：

中国工程科技知识中心

来源网址：

http://www.ckcest.cn/home/