Water-in-oil transparent emulsion for the skin
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United States of America Patent
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-
Jun 1, 1993
Grant Date -
N/A
app pub date -
Jun 28, 1990
filing date -
Jun 29, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A water-in-silicone oil transparent emulsion is made from a volatile polydimethylsiloxane (1 to 50% by weight), a silicone surfactant (0.1 to 20% by weight), at least one polyhydric alcohol (1 to 50% by weight) and water. The silicone surfactant comprises a polymer of dimethyl polysiloxane with polyoxyethylene and/or polyoxypropylene side chains having a molecular weight of from 10,000 to 50,000 and having the structure: ##STR1## a having a value of from 9 to 115, b having a value of from 0 to 50, x having a value of from 133 to 673, y having a value of from 25 to 0.25.
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