Silicone surfactants
Patent 5066756 Issued on November 19, 1991. Estimated Expiration Date: 
October 25, 2010. 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 25, 2010. 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 ReferencesAntiperspirant compositions Silicone surfactants Patent #: 5008103 InventorsAssigneeApplicationNo. 603081 filed on 10/25/1990US Classes:528/32, Silicon reactant contains an ethylenically unsaturated group524/588, From silicon-containing reactant524/801, Process of preparing water-in-oil emulsion or dispersion, or product thereof524/839Solid polymer or SICP derived from -N=C=X (X is chalcogen) containing reactantExaminersPrimary: Michl, Paul R.Assistant: Lee, Young International ClassC08G 077/20AbstractNovel polysiloxane polymers are provided having general formula ##STR1## wherein R1 is a polyoxyalkylene radical of the formula ##STR2## x has an average value from about 5 to 400, y has an average value of at least 1 and n has an average value from at least 1 to 200. Water-in-oil emulsions comprising the novel polysiloxane polymers are also described. | |
