Appeal No. 2004-0600 Paper 16
Application No. 10/024,983 Page 3
emulsifying silicone elastomers, meaning that polyoxyalkylene units are
absent. Otherwise, the ",T-diene crosslinked silicone elastomers
suitable for use according to this invention are the compositions described
in US Patent 5,654,362 [i.e., Schulz] (August 5, 1997).
4. The compositions are said to be useful in a variety of personal care products,
e.g.,
...antiperspirants, deodorants, skin creams, skin care lotions, moisturizers,
facial treatments such as acne or wrinkle removers, personal and facial
cleansers, bath oils, perfumes, colognes, sachets, sunscreens, pre-shave
and after-shave lotions, liquid soaps, shaving soaps, shaving lathers, hair
shampoos, hair conditioners, hair sprays, mousses, permanents,
depilatories, cuticle coats, make-ups, color cosmetics, foundations,
blushes, lipsticks, lip balms, eyeliners, mascaras, oil removers, color
cosmetic removers, and powders (specification, ¶ 48).
The compositions are also said to be useful "as carriers for pharmaceuticals, biocides,
herbicides, pesticides, and to incorporate various types of water soluble substances
and oil soluble substances into hydrophilic and hydrophobic systems" (id.).
Either the discontinuous aqueous phase or the continuous oil phase contains a water
soluble active ingredient or oil soluble active ingredient, respectively (specification, ¶ 8).
5. Water soluble active ingredients include vitamins B1, B2, B6, B12, niacin, folic acid,
biotin and pantothenic acid (specification, ¶ 32).
6. Oil soluble active ingredients include vitamin E, tocopherol, esters of vitamin E,
"-tocopherol, ß-tocopherol, (-tocopherol, )-tocopherol, tocophersolan, tocopheryl
acetate, tocopheryl palmitate, tocopheryl linoleate, tocopheryl nicotinate, tocopheryl
succinate and mixtures thereof (specification, ¶ 33).
7. Active forms of vitamin E, i.e., tocopherol, are said to exhibit signs of degradation
and instability in prior art W/O systems (specification, ¶ 4).
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