Cosmetic emulsion compositions having skin moisturizing properties
Patent 4216201 Issued on August 5, 1980. Estimated Expiration Date: 
May 22, 1998. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
May 22, 1998. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 3088874 3846546 3846556 3926840 Water-in-oil emulsifier compositions Process for preparing an emulsion Patent #: 4073743 InventorAssigneeApplicationNo. 05/908178 filed on 05/22/1978US Classes:424/63, LIVE SKIN COLORANT CONTAINING514/785, Carboxylic acid ester514/939Mineral oil-water typeExaminersPrimary: Ore, Dale R.Attorney, Agent or FirmAbstractA cosmetic emulsion base for stable, appealing cosmetic creams and lotions having excellent skin moisturizing properties is provided in the form of a water in oil (W/O) emulsion wherein 60 to 80% by weight of water is dispersed and stabilized in an external oil phase comprising 15 to 25% straight chain hydrocarbons of desired oiliness and consistency and including branched chain hydrocarbon oil components to aid skin penetration, a mixture of emulsifier components comprising about 5 to 10% of the compositions and consisting essentially of 1 esters of fatty acids containing twelve to eighteen carbon atoms and polyhydric alcohols containing three to ten carbon atoms and lesser amounts of a di- or tri-valent metallic soap. As applied to the skin the W/O emulsions enhance moisture penetration of the skin while minimizing loss by evaporation, and may provide excellent carriers of cosmetic covering and coloring agents in amounts up to about 10% by weight of the composition.Other References
Field of SearchLIVE SKIN COLORANT CONTAINING | |
