Patents Assigned to Siltech Inc.
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Patent number: 5446183Abstract: The invention discloses novel ester emulsifiers. Compounds of the invention are made by reacting (a) a carboxy silicone, and (b) a fatty alcohol alkoxylate containing 4 to 20 carbon atoms. The compounds of the invention by virtue of (i) the silicone group, (ii) the fatty alcohol group and (iii) the polyoxyalkylene present in the compound are extremely efficient emulsifiers for a variety of oils at heretofore unknown levels.Type: GrantFiled: February 15, 1995Date of Patent: August 29, 1995Assignee: Siltech Inc.Inventor: Anthony J. O'Lenick, Jr.
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Patent number: 5446184Abstract: The invention discloses novel ester emulsifiers. Compounds of the invention are made by reacting (a) a carboxy silicone, and (b) a glycerine which has been substituted with a fatty group containing 4 to 20 carbon atoms. The compounds of the invention by virtue of (i) the silicone group, (ii) the fatty group and (iii) the polyoxyalkylene present in the compound are extremely efficient emulsifiers for a variety of oils at heretofore unknown levels.Type: GrantFiled: March 14, 1995Date of Patent: August 29, 1995Assignee: Siltech Inc.Inventor: Anthony J. O'lenick, Jr.
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Patent number: 5444154Abstract: The present invention relates to a series of novel crosslinked polymers. The compounds of the present invention are prepared by the reaction of chloracetic acid with a pendant hydroxyl group which is present on a polyoxyalkylene polymer, followed by the reaction of the halo-ester with a protein or amino acid to give a crosslinked protein compound. In a preferred embodiment the polyoxyalkylene glycol has been prepared by the reaction of both ethylene oxide and propylene oxide. In a more preferred embodiment, the ethylene oxide is at the terminal portion of the molecule and the propylene oxide is in the center. The proteins of the present invention plate out on the surface of hair skin and once dry act as humectants, trapping moisture to the hair. This results in hair which is fuller, has less static and is cosmetically more appealing. This combination of properties makes these polymers ideally suited for use in personal care applications.Type: GrantFiled: June 15, 1994Date of Patent: August 22, 1995Assignee: Siltech Inc.Inventor: Anthony J. O'Lenick, Jr.
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Patent number: 5432217Abstract: A stable composition and process for cleaning, protecting, preserving, and renewing surfaces, especially rubber and other polymers is disclosed. The treatment chemical is formulated to clean, protect, renew and preserve the polymer surface being treated. The inclusion of an alkanolamine selected from the group consisting of mono-ethanolamine, di-ethanolamine, tri-ethanolamine, mono-isopropanolamine, di-isopropanolamine and tri-isopropanolamine which causes provide outstanding detergency to the formulation without adversely affecting the emulsion stability. Each component contributes to the performance of the composition and facilitates the proper deposition of treatment chemical.Type: GrantFiled: August 8, 1994Date of Patent: July 11, 1995Assignee: Siltech IncInventor: Anthony J. O'Lenick
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Patent number: 5428142Abstract: The present invention relates to a series of silicone containing glycosides prepared by the reaction of a hydroxy containing dimethicone copolyol with a reducing saccharide, or a source of reducing saccharide, in the presence of a suitable catalyst. The invention also relates to the application of these novel compounds in personal care compositions for use on hair and skin.Type: GrantFiled: October 20, 1993Date of Patent: June 27, 1995Assignee: Siltech Inc.Inventor: Anthony J. O'Lenick, Jr.
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Patent number: 5411729Abstract: The invention discloses novel series of silicone polyesters which are useful as humectants for softening, conditioning and lubricating hair and skin. Compounds of the invention by are prepared by the esterification of (a) a hydroxyl containing silicone compound selected from silanol and dimethicone copolyol (b) a diacid and (c) a poly-hydroxy compound selected from the group consisting of glycerine, methyl glucoside, sorbitol and their alkoxylates and (d) optionally a fatty acid. The polyesters of the present invention allow for the formulation of personal care products in which the humectant is substantive to the hair and skin by virtue of the structure of the polyester and can be formulated into a variety of products for delivery to hair and skin.Type: GrantFiled: February 14, 1994Date of Patent: May 2, 1995Assignee: Siltech Inc.Inventor: Anthony J. O'Lenick, Jr.
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Patent number: 5374759Abstract: The invention relates to a series of novel silicone esters of hydroxy acids. The compounds of the present invention are prepared by reacting a the hydroxyl group in a silicone polymer with a hydroxy acid selected from the group consisting of lactic acid and glycolic acid. The compounds of the present invention find use in skin care products and other personal care products.Type: GrantFiled: March 22, 1994Date of Patent: December 20, 1994Assignees: Siltech Inc., Phoenix Chem.Inventors: John Imperante, Anthony J. O'Lenick, Jr.
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Patent number: 5312968Abstract: The present invention deals with the preparation, compositions, and application of certain high molecular weight hydrophobic fluorine containing guerbet citrate esters. These materials are useful in personal care products, most importantly skin care products and in plastic lubrication.Type: GrantFiled: September 7, 1993Date of Patent: May 17, 1994Assignees: Siltech Inc., Biosil Technologies Inc.Inventors: Anthony J. O'Lenick, Jr., Charles Buffa
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Patent number: 5300666Abstract: The 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.Type: GrantFiled: October 12, 1993Date of Patent: April 5, 1994Assignees: Siltech Inc., Phoenix ChemicalInventors: John Imperante, Anthony J. O'Lenick, Jr.
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Patent number: 5296625Abstract: The invention relates to a series of novel silicone alkoxylated esters which contain terminal carboxyl groups. This class of compounds provides unique solubility in many organic solvents as well as very substantive salts of the carboxylic acid when neutralized with base. The compounds of the present invention are prepared by reacting a the hydroxyl group in a silicone polymer with an anhydride.Type: GrantFiled: October 26, 1992Date of Patent: March 22, 1994Assignee: Siltech Inc.Inventors: Anthony J. O'Lenick, Jr., Jeff K. Parkinson, Robert T. Torbush
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Patent number: 5286830Abstract: The present invention relates to a series of novel amido silicone functional taurine derivatives, useful in softening hair, and fiber and conditioning skin. The compounds of the present invention are prepared by the reaction of a carboxy silicone with a taurine derivative to produce novel surface active materials useful in personal care applications like soap bars.Type: GrantFiled: April 22, 1993Date of Patent: February 15, 1994Assignees: Siltech Inc., Phoenix ChemicalInventors: John Imperante, Anthony J. O'Lenick, Jr.
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Patent number: 5280099Abstract: The present invention relates to a series of novel taurine functional silicone polymers, useful in softening hair, and fiber and conditioning skin.Since the compounds of the present invention are high molecular weight silicone polymers, they have a high degree of oxidative stability, even at elevated temperatures.The compounds of the present invention are prepared by the reaction of chloro silicone intermediate with a taurine derivative. In a preferred embodiment the hydroxy containing silicone polymer has been alkoxylated with ethylene oxide, propylene oxide or mixtures thereof. The ability regulate the type of alkylene oxide and amount present in the silicone polymer results in a series of products ranging in water/oil solubility. The technology used to produce the compounds of the present invention is very flexible and allows us to prepare performance tailored molecules for specific applications.Type: GrantFiled: April 22, 1993Date of Patent: January 18, 1994Assignees: Siltech Inc., Phoenix Chemical Co.Inventors: John Imperante, Anthony J. O'Lenick, Jr.
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Patent number: 5274101Abstract: The present invention relates to a series of novel phospholipid polymers and processes for their use in personal care applications. The compounds of the present invention are prepared by the reaction of a suitable phosphating agent with a pendant hydroxyl group which is present on a polyoxyalkylene polymer, followed by neutralization to a pH of between 6 and 11, followed by the reaction with epichlorohydrin followed lastly by the reaction with a tertiary amine to give a quaternary compound.Type: GrantFiled: January 7, 1993Date of Patent: December 28, 1993Assignee: Siltech Inc.Inventor: Anthony J. O'Lenick, Jr.
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Patent number: 5260401Abstract: The invention discloses novel fluorine containing polyester compounds. Compounds of the invention by virtue of (a) the silicone containing polyester group, (b) the fluorine containing terminal groups and (c) the polyoxyalkylene containing dimethicone copolyol group are extremely efficient lubricating materials when applied to a variety of surfaces and are water dispersible or water soluble depending upon the specific molecule. These materials have a water soluble portion in the silicone backbone which allows for the preparation of water dispersible and water soluble fluorine containing compounds useful in personal care applications as conditioners and softeners. The compounds of the present invention are prepared from terminal silicone containing dimethicone copolyols. This results in substantially linear polymers which form non-occlusive, hydrophobic films which are useful in barrier creams, automotive waxes and other lubricating compositions.Type: GrantFiled: May 3, 1993Date of Patent: November 9, 1993Assignee: Siltech Inc.Inventor: Anthony J. O'Lenick, Jr.
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Patent number: 5256805Abstract: The invention relates to a series of novel silicone amido amine salts, an amido amine intermediate and a process for their preparation. This class of compounds are prepared by the reaction of a carboxy silicone and dimethylaminopropyl amine followed by the neutralization reaction of the amine with an acid selected from the group consisting of acetic, lactic, and fatty acids having from 6 to 44 carbon atoms. The products surface active agents which by selection of the proper neutralization acid can be used for the preparation of water in oil or oil in water emulsions.Type: GrantFiled: November 25, 1992Date of Patent: October 26, 1993Assignee: Siltech Inc.Inventor: Anthony J. O'Lenick, Jr.
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Patent number: 5248783Abstract: The invention relates to a series of novel silicone alkoxylated ester salts which contain terminal carboxyl groups which have been neutralized with various fatty amine compounds. This class of compounds provides a high dense foam and unique solubility in many organic solvents as well as very substantive salts of the carboxylic acid when neutralized with base. The compounds of the present invention are prepared by reacting a the hydroxyl group in a silicone polymer with an anhydride, followed by neutralization with an amine.Type: GrantFiled: October 26, 1992Date of Patent: September 28, 1993Assignee: Siltech Inc.Inventor: Anthony J. O'Lenick
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Patent number: 5210133Abstract: The invention discloses novel series of silicone polyesters which are useful as delivery systems for a variety of hydroxyl containing active such as lanolin, cholesterol, dihydrocholesterol, Vitamin A, Vitamin D-2, Vitamin D-3, Vitamin D-4, Vitamin E, and Panthenol. Compounds of the invention by are prepared by the esterification of (a) a hydroxyl containing silicone compound selected from silanol and dimethicone copolyol (b) a diacid and (c) a hydroxyl functional active selected from lanolin, cholesterol, dihydrocholesterol, Vitamin A, Vitamin D-2, Vitamin D-3, Vitamin D-4, Vitamin E, and Panthenol; and optionally (d) a mono functional fatty acid. The polyesters of the present invention allow for the formulation of personal care products in which the "active" can be formulated into a variety of solvents without the loss of activity.Type: GrantFiled: June 15, 1992Date of Patent: May 11, 1993Assignee: Siltech Inc.Inventor: Anthony J. O'Lenick, Jr.
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Patent number: 5196499Abstract: The present invention relates to a series of novel silicone ester quaternary polymers which are substantive to fiber and provide outstanding softening properties to various fibers, hair and skin. The compounds of the present invention are prepared by the esterification of a terminal hydroxyl group which is present on a silicone polymer with monochloroacetic acid, and in a subsequent step, reacting the chloro ester so produced with a tertiary amine to produce the desired quaternary compound.Type: GrantFiled: April 6, 1992Date of Patent: March 23, 1993Assignee: Siltech, Inc.Inventor: Anthony J. O'Lenick, Jr.
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Patent number: 5183845Abstract: A composition and process for protecting, preserving, and renewing surfaces, especially rubber and other natural and synthetic polymers, leather, and wood is disclosed. The emulsions of the present invention are applied to the polymer surfaces and by virtue of the composition, once applied, the emulsion will break causing the deposition of a uniform coating of treatment chemical. The treatment chemical is formulated to protect, renew and preserve the polymer surface being treated. The treatment composition comprises dimethylpolysiloxane fluid, an aminofunctional dimethylpolysiloxane, a wetting agent, an emulsifier pair, and an agent which causes the emulsion to break when applied to the surface. Each component contributes to the performance of the composition and facilitates the proper deposition of treatment chemical.Type: GrantFiled: January 16, 1990Date of Patent: February 2, 1993Assignee: Siltech Inc.Inventors: Jeff Parkinson, Anthony J. O'Lenick, Jr.
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Patent number: 5175327Abstract: The invention discloses novel silanol ether compounds. Compounds of the invention are prepared by the ethoxylation and/or propoxylation of the hydroxyl group in the silanol compound. By virtue of their silanol backbone these compounds are highly lubricious and provide outstanding lubrication and hydrophobicity when applied to hair, skin and textile fibers. The incorporation of alkylene oxide into the backbone results in a self emulsifying product which is surprisingly effective in delivering silicone to the substrate being treated. The compounds of the present invention are prepared by reacting a silanol compound with ethylene oxide and/or propylene oxide in the presence of a suitable catalyst.Type: GrantFiled: January 27, 1992Date of Patent: December 29, 1992Assignee: Siltech Inc.Inventors: Jeff K. Parkinson, Anthony J. O'Lenick, Jr.