Plastic and nonmetallic article shaping or treating: processes – Encapsulating normally liquid material – Liquid encapsulation utilizing an emulsion or dispersion to...
Patent
1997-04-11
1998-05-26
Mullis, Jeffrey C.
Plastic and nonmetallic article shaping or treating: processes
Encapsulating normally liquid material
Liquid encapsulation utilizing an emulsion or dispersion to...
4284022, 42840221, 42840224, B01J 1302, B01J 1306
Patent
active
057560145
ABSTRACT:
Lipid vesicles which remain stable at high temperatures are disclosed. The vesicles contain as a component of their lipid bilayers at least one ethoxylated alcohol having a linear C20-C50 carbon chain. Also disclosed is a method of making the vesicles. The lipid vesicles are useful in forming cosmetic and dermatologic preparations, such as lipstick, which are processed at high temperatures (e.g., at 80.degree. C. or above) during manufacture.
REFERENCES:
ICI Americas Products for Cosmetics and Pharmaceuticals, product literature of ICI Americas Inc., author unknown.
Suginaka et al., Database Caplus, AN 1995:339379 abstracting.
IGEN, Inc.
Mullis Jeffrey C.
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