Silicone isethionate polymers
Patent 5300666 Issued on April 5, 1994. Estimated Expiration Date: 
October 12, 2013. 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.
October 12, 2013. 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 3507897 3513183 3531417 3531507 Silicone sulfates Process for preparing sulfosuccinates Anionic silicone surfactant and method of its manufacture Patent #: 5068380 InventorsAssigneeApplicationNo. 134616 filed on 10/12/1993US Classes:556/428, Chalcogen bonded directly to sulfur556/77Containing -C(=X)X-, wherein the X's are the same or diverse chalcogensExaminersPrimary: Shaver, Paul F.International ClassesC07F 007/08C07F 007/18 AbstractThe present invention relates to a series of novel silicone isethionate polymers, useful as detergents and softeners for hair, and fiber and conditioners skin. The compounds of the present invention are prepared by the reaction of a carboxy silicone with an isethionate to produce novel surface active materials useful in personal care applications like soap bars. |
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