作者: Eileen Smith , Geoffrey John Hignett , Norman Edward Banks
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摘要: ABSTRACT Denture Cleansing Compositions The present invention provides particulate denture cleansing compositions generally in tablet form containing a peroxygen compound and an effervescence generator, together with sufficient acid or alkali to obtain pH of pH2 pH12. comprises hydrated magnesium salt substituted having the empirical (anhydrous) formula: which R0 each represent hydrogen both combine olefinic bond R1 R2 other carbon atoms from they depend carbocyclic nucleus, nucleus may optionally be further by one more functional groups selected alkyl, carboxylate, percarboxylic acid, sulphonate, nitro, chloro bromo groups;or either alkyl group bond;and n represents number carboxylate compound, is especially monoperoxyphthalate. generator often solid organic such as succinic sodium carbonate bicarbonate and/or anhydrous perborate. At higher pHs, composition preferably contains complexing agent like citrate order ameliorate detectable impairment rate dissolution tablet.