Method of Bleaching Teeth

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专利权人:

Colgate-Palmolive Company

发明人:

Fabian Tenenbaum,Lion Flyash

申请号：

US15927641

公开号：

US20180206961A1

申请日:

2018.03.21

申请国别(地区):

US

年份:

2018

代理人:

摘要：

A method for bleaching teeth comprising applying a first bleaching composition having a first concentration of a bleaching agent to teeth to be bleached immediately followed by applying a second bleaching composition having a second concentration of a bleaching agent to teeth to be bleached. The second concentration of the bleaching agent is less than the first concentration of the bleaching agent.

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中国工程科技知识中心

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