Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Cosmetic – antiperspirant – dentifrice
Patent
1997-07-11
1999-08-03
Page, Thurman K.
Drug, bio-affecting and body treating compositions
Preparations characterized by special physical form
Cosmetic, antiperspirant, dentifrice
424 701, 424 7012, 424 70121, A61K 700
Patent
active
059322314
ABSTRACT:
The invention provides high purity branched alkylsilsesquioxane containing fluids of the general formula Me.sub.3 SiO--(Me.sub.3 SiORSiO).sub.x --SiMe.sub.3, wherein Me is methyl, R is a monovalent hydrocarbon substituent, and x is 1 to 6, and an essentially zero waste process for their synthesis in quantitative yield; and especially n-octylsilsesquioxane containing fluids which are structural analogs of phenylsilsesquioxane containing fluids of the general formula Me.sub.3 SiO--(Me.sub.3 SiOPhSiO).sub.x --SiMe.sub.3, wherein Me is methyl, Ph is phenyl, x is 1 to 6, and have substantially identical sensory properties to their phenylsilsesquioxane counterparts.
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Latham, III William I.
LeGrow Gary E.
Faulkner D.
Page Thurman K.
PCR, Inc.
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