专利名称：Method and composition for preventing tooth hypernsitivity when using passive
汤圆需要煮多久
印花税税率bleaching agents保护环境句子
发明人：Milton Hodosh
晨诣超师院读禅经
申请号：US11230404
如何取消自动编号申请日：20050920读古诗
公开号：US07125543B2
公开日：
脚步轻盈
20061024
一日千里专利内容由知识产权出版社提供
摘要：Dental bleaching compositions, for example in the form of liquids, gels, creams, pastes and ointments, comprising a peroxide releasing compound and from 1% to 35% by weight of a potassium-containing compound such as potassium nitrate, wherein the potassium nitrate is prent in a safe and effective amount to prevent tooth hypernsitivity in the patient during the bleaching process. The potassium nitrate contemplated by the invention is compatible with peroxide yielding bleaching compounds such as peroxide, carbamide peroxide, calcium peroxide, zinc peroxide, magnesium peroxide and sodium perborate. Potassium nitrate is complimentary and synergistic with the peroxide bleaching agents contemplated by the invention and enhances the relea of oxygen to the tooth enamel. Also contemplated are methods of bleaching teeth comprising application of the dental bleaching compositions of the invention.
申请人：Milton Hodosh
地址：243 Elmwood Ave. Providence RI 02907 US
国籍：US
代理机构：Salter & Michaelson 更多信息请下载全文后查看
