Invention Grant
- Patent Title: Tooth-bleaching preparations
- Patent Title (中): 牙齿漂白剂
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Application No.: US14333822Application Date: 2014-07-17
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Publication No.: US09119795B2Publication Date: 2015-09-01
- Inventor: Christopher Todd , Sylvia Trimble
- Applicant: SMT Research Limited
- Applicant Address: GB Hillsborough
- Assignee: SMT Research Limited
- Current Assignee: SMT Research Limited
- Current Assignee Address: GB Hillsborough
- Agency: Andrews Kurth LLP
- Agent Ping Wang; Michael Ye
- Priority: GB0718346.0 20070920
- Main IPC: A61K8/22
- IPC: A61K8/22 ; A61K8/24 ; A61K8/42 ; A61Q11/00
Abstract:
The present invention relates to a tooth bleaching preparation comprising an adduct formulated from starting materials comprising peroxide, urea and an alkali metal polyphosphate, the adduct being provided in the preparation in aqueous conditions and the preparation having a pH in aqueous solution which rises on dilution of the solution.
Public/Granted literature
- US20140328773A1 TOOTH-BLEACHING PREPARATIONS Public/Granted day:2014-11-06
Information query
