Patent application number | Description | Published |
20100105817 | Silanes with Embedded Hydrophilicity, Dispersible Particles Derived Therefrom and Related Methods - The invention provides a silane compound that includes a hydrophobic group and a silane ester group linked by a hydrophilic group for use as a surface treatment to an inorganic material, such as a pigment, the silane including a hydrophobic group and a silane ester group linked by a hydrophilic group. The invention includes a coated particle including an inorganic material coated with the silane compound(s) and methods of improving the wettability and/or dispersibility of an inorganic material such as a pigment, wherein the method comprises depositing the silane compounds on the surface of a pigment. | 04-29-2010 |
20120071678 | TRIHYDRIDOSILYL-TERMINATED POLYSILANES AND METHODS OF PREPARATION - Novel trihydridosilyl-terminated polysilanes and methods for their synthesis, which are applicable to other polysilanes, are provided. The synthetic methods provide for facile preparation of products with minimal handling of pyrophoric intermediates and byproducts. The novel compounds contain at least three silicon-silicon bonds and at least one terminal silicon atom having three hydrogen substituents. | 03-22-2012 |
20120076840 | Alkoxysilane Derivatives of N-Acyl Amino Acids, N-Acyl Dipeptides, and N-Acyl Tripeptides, and Particles and Stable Oil-in-Water Formulations Using the Same - Hydrophilic N-acylamino acid, N-acyl dipeptide, and N-acyl tripeptide substituted silanes are prepared which can be utilized as reactive surface treatments for particles of pigments, minerals, and fillers. These treated particles form stable dispersions in the aqueous phase of oil-in-water mixtures that are suitable for cosmetic applications. The treated particles may also be used in pressed powder and color cosmetic formulations. | 03-29-2012 |
20120215019 | SILICONES DERIVED FROM 2-PROPENYL FUNCTIONAL CYCLIC TERPENES AND METHODS OF PREPARATION - Novel silicone compounds containing a siloxane moiety and at least one terpenyl moiety, such as limonenyl or valencenyl, and methods for their synthesis, are provided. The novel compounds are appropriate for incorporation into cosmetic formulations due to their low aroma, resistance to deterioration, and favorable solubility properties. | 08-23-2012 |
20120226002 | SILICON COMPOUNDS DERIVED FROM FURFURYL ALCOHOLS AND METHODS OF PREPARATION - Novel silicon compounds containing a siloxane or silane moiety and at least one moiety derived from a furfuryl alcohol, and methods for their synthesis, are provided. The novel compounds may be used as surface modifying agents, surfactants, defoamers, and as monomers for silicone polymerization. | 09-06-2012 |
20130274497 | LOW MOLECULAR WEIGHT CARBOSILANES, PRECURSORS THEREOF, AND METHODS OF PREPARATION - A series of silicon compounds are provided, which are excellent precursors to small carbosilanes, such as 1,3,5-trisilapentane, 2,4,6-trisilaheptane, tris(silylmethyl)silane and tetrakis(silylmethyl)silane. A method of preparing a carbosilane involves forming a Grignard, lithium, or metallic reagent from a halomethyltrialkoxysilane, reacting the Grignard, lithium, or metallic reagent with a dihalodihydridosilane, a trihalohydridosilane, a tetrahalosilane, a dialkoxydihydridosilane, a trialkoxyhydridosilane, or a tetraalkoxysilane to yield a carbosilane precursor, and reducing the precursor to form the carbosilane. | 10-17-2013 |
20140046017 | SILICON COMPOUNDS DERIVED FROM FURFURYL ALCOHOLS AND METHODS OF PREPARATION - Novel silicon compounds containing a siloxane or silane moiety and at least one moiety derived from a furfuryl alcohol, and methods for their synthesis, are provided. The novel compounds may be used as surface modifying agents, surfactants, defoamers, and as monomers for silicone polymerization. | 02-13-2014 |
20140275574 | PENDANT DIPODAL SILANES HAVING A DISILAPROPYL TERMINUS - Pendant dipodal silanes having formula (I) and methods for their synthesis are provided. In formula (I), R is an organic radical other than methyl and X may be a halogen, an alkoxy group, an acetoxy group, or a dialkylamino group. Films, adhesives, and composites formed from the inventive dipodal silanes generally demonstrate significantly greater hydrolytic resistance and film-forming ability than conventional silanes. | 09-18-2014 |
20150057462 | METHODS OF PREPARING LOW MOLECULAR WEIGHT CARBOSILANES AND PRECURSORS THEREOF - A series of silicon compounds are provided, which are excellent precursors to small carbosilanes, such as 1,3,5-trisilapentane, 2,4,6-trisilaheptane, tris(silylmethyl)silane and tetrakis(silylmethyl)silane. A method of preparing a carbosilane involves forming a Grignard, lithium, or metallic reagent from a halomethyltrialkoxysilane, reacting the Grignard, lithium, or metallic reagent with a dihalodihydridosilane, a trihalohydridosilane, a tetrahalosilane, a dialkoxydihydridosilane, a trialkoxyhydridosilane, or a tetraalkoxysilane to yield a carbosilane precursor, and reducing the precursor to form the carbosilane. | 02-26-2015 |