Main > DENTAL CARE > Bleaching. > Patent. > Claims > Claim 1: Sustained-Release Film > Forming Liquid Polymer Compn. > a) Water-Soluble Cellulosic Polymer > ; b) Peroxy Compd.; c) Stabilizing > Additive Select: Citric Acid Etc.; > d) Vehicle. Stable at Room Temp. > for>30 days. Claim 2: Polymer Selec

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for>30 days. Claim 2: Polymer Selec's subsections
t: HydroxyPr Cellulose Etc. Claim 3

for>30 days. Claim 2: Polymer Selec's products
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