Michael Francis Butler;Mary Heppenstall-Butler;Xiaoke Li;Yan Deng;Andrew Joiner;Haiyan Li
发明人:
Michael Francis Butler,Yan Deng,Mary Heppenstall-Butler,Andrew Joiner,Haiyan Li,Xiaoke Li
申请号：
US12517562
公开号：
US08257721B2
申请日:
2007.12.04
申请国别(地区):
US
年份:
2012
代理人:
摘要：
An oral care product comprising a source of calcium ions, a source of phosphate ions, and an insoluble whitening agent for deposition onto the teeth, characterized in that the source of calcium ions and the source of phosphate ions are physically separate prior to the use of the product.
