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3M employee and church chorister Art Fry needed something to temporarily mark pages in his hymnal. He was in luck because his colleague, Spencer Silver, accidentally developed a glue that was too weak for other purposes. After initially discouraging consumer response, Post-it Notes became a hit in 1979.
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| Number | Title | Issue Date |
| 7208617 | Hydrolysis of chlorosilanes Chlorosilanes are hydrolyzed to a hydrolysate in a looped system containing a hydrolysis reactor, an HCl purifier, a wash means, and a separator. The steps of the method comprise: (i) feeding chlorosilanes from an external source to the hydrolysis react... | 04/24/2007 |
| 6878839 | Method for preparing organofunctional silanes Alkenylalkoxysilanes such as allyltrimethoxysilane can be made by reacting the corresponding monoalkenyldichlorosilane, i.e., allyldichlorosilane, with a monohydroxy alcohols, i.e., methyl alcohol. No catalyst is required and the reactions can be carried out at room... | 04/12/2005 |
| 6844460 | Method of making mercaptoalkylalkyldialkoxysilanes Mercaptoalkylalkyldialkoxysilane compositions are prepared by reacting an alkoxysilane containing an unsaturated organic group, with a sulfur containing organic acid, in the presence of a peroxide catalyst. This step produces a thiol ester. In the next step, methano... | 01/18/2005 |
| 6761991 | Seals for fuel cells and fuel cell stacks This is an improvement in a fuel cell stack assembly having a plurality of plates with grooves for accommodating gaskets to provide seals between individual fuel cell plates in the fuel cell stack assembly in order to prevent leakage of gases and liquids required fo... | 07/13/2004 |
| 6750273 | Filled silicone composition and cured silicone product A filled silicone composition comprising (A) a curable silicone composition and (B) 5 to 60% (w/w) of a hydrophobic partially aggregated colloidal silica; and a cured silicone product comprising a reaction product of the filled silicone composition. ... | 06/15/2004 |
| 6743509 | Method of treating precipitated calcium carbonate fillers Treating compositions for application to particles of a filler consist of 5-95 percent by weight of a silicon atom containing hydrophobic-type treating agent, and 5-95 percent by weight of a silicon atom containing functional-type treating agent, based on the weight... | 06/01/2004 |
| 6737444 | Method of making silicone resin emulsions A method is provided for making aqueous silicone resin containing emulsions by (i) mixing a silicone resin or a blend of a silicone resin and a non-resinous silicone polymer, with an inversion assisting polymer to form a homogeneous oil phase; (ii) mixing one or mor... | 05/18/2004 |
| 6733893 | Coated silicone rubber article and method of preparing same A coated silicone rubber article comprising a silicone rubber substrate having a cured polyisobutylene coating on a surface thereof; and a method of preparing a coated silicone rubber article, comprising the steps of (a) applying a curable polyisobutylene compositio... | 05/11/2004 |
| 6713644 | Hydrosilation with platinum free neat copper containing catalyst Chloropropylsilanes are prepared via hydrosilation of olefinic halides with organosilicon hydrides, in the presence of neat platinum free copper containing catalysts. Organosilicon hydrides such as triethylsilane, olefinic halides such as allyl chloride, and catalys... | 03/30/2004 |
| 6710124 | Water base coating material composition and production process Water base coating material compositions form coating films of superior flat finish properties. They contain silicone particles with at least two kinds of different average particle size. According to the method of making the composition, a water base coating materi... | 03/23/2004 |
| 6706798 | Water repellent silicone coating agent composition A water repellent silicone coating agent composition comprising (A) a diorganopolysiloxane having a viscosity of 20 to 20,000 mPa·s at 25° C. in which the terminal ends of the molecular chain are blocked by silanol groups or silicon-bonded hydrolyzable groups, (B)... | 03/16/2004 |
| 6706398 | Organosilicon compounds and blends for treating silica Modified silica fillers are prepared by a method in which silica surfaces are contacted with compositions containing organosilicon compounds. The organosilicon compounds in the compositions are only of types of structural groups of monomeric dichlorosilanes and tria... | 03/16/2004 |
| 6680398 | Method of making mercaptoalkylalkoxysilanes In a first embodiment of a process for making mercaptoalkylalkoxysilanes, a pH adjusting agent and a sulfide containing compound are mixed in an aqueous phase to provide a pH of 4-9, a phase transfer catalyst is added to the aqueous phase, a haloalkylalko... | 01/20/2004 |
| 6664299 | Masterbatch method for economically and efficiently producing soap dispersions in textile fluids for synthetic fiber treatment A method for preparing dispersions of solid salts of fatty acids in low polarity liquids where a concentrated mixture of at least 50 percent of the solid salts of fatty acids in a low polarity liquid is subjected to high shearing forces, until the average... | 12/16/2003 |
| 6652867 | Compositions containing organic oil-in-water emulsions, salts, alcohols and solvents Emulsions prepared using a silicone polyether as the surfactant are stable in an aqueous media in the presence of salts such as electrolytes, alcohols, solvents, and combinations thereof. The emulsions can be prepared by (i) polymerizing an unsaturated mo... | 11/25/2003 |
| 6627698 | Method of making silicone emulsions having low residual volatile siloxane oligomer content A batch steam distillation process removes volatile siloxane oligomers from an emulsion containing siloxane polymers and volatile siloxane oligomers prepared by emulsion polymerization of volatile siloxane oligomers. In one embodiment, emulsions stripped ... | 09/30/2003 |
| 6613139 | Chlorosilane blends for treating silica Modified silica fillers are prepared by contacting silica with blends or mixtures containing diorganodihalosilanes and monoorganotrihalosilanes in weight ratios of 1:0.1 to 1:2, respectively. While dialkyldichlorosilanes and monoalkyltrichlorosilane such ... | 09/02/2003 |
| 6602949 | Vinyl copolymer emulsion Stable vinyl copolymer emulsions are capable of forming strongly water repellent and highly water resistant films and coatings, and can be used as paint or coating additives. They are highly compatible with paint and coating compositions. The vinyl copoly... | 08/05/2003 |
| 6593422 | Emulsions containing crosslinked and non-crosslinked silicone polyethers Emulsions are prepared by heating and polymerizing a mixture containing (i) a non-crosslinked silicone polyether; (ii) optionally, a cosurfactant which can be a monohydroxy alcohol, diol, triol, or glycol ether; (iii) an .ident.Si--H containing polysiloxa... | 07/15/2003 |
| 6545086 | Silicone pressure sensitive adhesive compositions A pressure sensitive adhesive emulsion comprises a disperse silicone phase emulsified in a continuous water phase in the presence of a surfactant. The disperse silicone phase comprises 40-80 percent by weight of a silicone pressure sensitive adhesive, whi... | 04/08/2003 |
| 6497894 | Aqueous dispersion of cured silicone rubber particles An aqueous dispersion of cured silicone rubber particles includes as Components, (A) cured silicone rubber particles with an average particle size of 0.1-500 μm; (B) a surface active agent; (C) a thickening agent; (D) an antiseptic agent (i) consisting o... | 12/24/2002 |
| 6498211 | Vibration damping silicone composition A vibration damping silicone composition of superior long term storage stability and vibration damping properties contains (A) a silicone oil, (B) a heavy calcium carbonate powder, (C) a light calcium carbonate powder, and (D) a fatty acid or a fatty acid... | 12/24/2002 |
| 6086663 | Surface modifier composition A surface modifier composition that exercises an excellent antistatic performance, offers an excellent storage stability, and provides an excellent surface feel, surface protection, and surface lubricity; that does not suffer from deterioration over long ... | 07/11/2000 |
| 6018002 | Photoluminescent material from hydrogen silsesquioxane resin A photoluminescent material is prepared by burning hydrogen silsesquioxane resin powder in a crucible in oxygen or ammonia atmosphere at a temperature above 400° C. for about two hours. The photoluminescent material has a smooth compact surface surroundi... | 01/25/2000 |
| 6017546 | Water-in-volatile silicone emulsion gel cosmetic A water-in-volatile silicone emulsion gel having skin moisturizing qualities. The gel is formed by mixing an oil phase with a water phase. The oil phase contains a volatile silicone, a siloxane polyether, and an oil. The water phase contains water, a hume... | 01/25/2000 |
| 6013682 | Method of making silicone in water emulsions Described is a method of making a silicone in water emulsion. The method comprises mixing (I) a composition containing at least one polysiloxane, at least one organosilicon material that reacts with said polysiloxane by a chain extension reaction and a me... | 01/11/2000 |
| 6001945 | Hyperbranched polymers containing silicon atoms An exchange reaction of hydroxyl and alkoxysilane is used as a polymerization avenue yielding hyperbranched polymers. A monomer containing hydroxy alcohol functionality and alkoxy functionality attached to a silicon atom in the monomer is employed, and a ... | 12/14/1999 |
| 5998537 | Emulsions containing ultrahigh viscosity silicone polymers Emulsions containing particles of an organopolysiloxane with an average particle diameter of less than about 100 nanometer are prepared by (i) adding a polyfunctional silane to an aqueous medium containing a nonionic surfactant, an anionic or cationic sur... | 12/07/1999 |
| 5328683 | Water repellent and method of preparation A water repellent powdered material and a method of making the powder in which the powdered material is mixed with an organic solvent solution of a triorganosiloxysilicic acid having the formula (R3 SiO1/2)2 nSiO2 | 07/12/1994 |
| 5326483 | Method of making clear shampoo products A clear shampoo is described which contains a cationic oil-in-water emulsion of an amine functional polydimethyl silicone, and a method of making clear and stable shampoo compositions, in which an emulsion of an amine functional siloxane can be added to a... | 07/05/1994 |
| 5326557 | Moisturizing compositions containing organosilicon compounds Moisturizing compositions for a human skin which contain oxyethylene function organosilanes. When used in skin care applications, these compounds exhibit humectant properties. The oxyethylene functional organosilane is a compound having the formula RSiR' | 07/05/1994 |
| 5320796 | Method for the preparation of powder mixtures A method for producing powder mixtures capable of inducing an even more intimate, microhomogeneous intermixing in a heterogeneous powder composed of at least two types of powders. The method is effective even for the mixing of an aggregable powder and a n... | 06/14/1994 |
| 5302658 | Method of manufacturing silicone emulsions A method is described for making an emulsion in which a mixture is formed containing a polysiloxane and a primary nonionic surfactant having an HLB value of 10 to 19. There is added to the mixture a first portion of surfactant free water gradually in a se... | 04/12/1994 |
| 5302382 | Silicone containing personal care products A method of making a stable emulsified personal care product by (i) forming an anhydrous silicone mixture which includes a silicone such as a silicone oil or a silicone gum, the mixture further including a first silicone oxyalkylene copolymer, and a secon... | 04/12/1994 |
| 5302379 | Nail lacquer primary film forming resin An improved nail lacquer containing a film forming resin, a plasticizer, and a solvent. The improvement resides in utilizing as the film forming resin a blend of: (i) a graft copolymer having a main backbone chain of acrylic ester units and methacrylic es... | 04/12/1994 |
| 5302371 | Fluorescent organosilicon compounds and methods A fluorescent organosilicon compound derived from the reaction of an aminofunctional organopolysiloxane and a fluorescent labeling reagent in which the fluorescent labeling reagent is incorporated into the molecule of the aminofunctional organopolysiloxan... | 04/12/1994 |
| 5217758 | Silicone containing automotive vinyl protectant A method is described for providing a protective finish to a vinyl substrate by applying to the vinyl substrate a vinyl protectant composition. In one embodiment the composition is an abrasive free mixture of a film forming polysiloxane; a diluent; and a ... | 06/08/1993 |
| 5209775 | Water repellents containing organosilicon compounds A composition which is an aqueous solution including (i) an alkyltrialkoxysilane with C1 to C6 alkyl groups on silicon; (ii) a silane coupling agent, (iii) an amino resin, and (iv) a quaternary ammonium silane. The composition is use... | 05/11/1993 |
| 5208360 | Glyceroxyfunctional silanes and siloxanes Compositions and a method of delivering a humectant to a surface such as skin by forming a reaction product of the humectant with an organosilicon compound. The reaction product is applied to the skin surface and contacted with moisture which causes the r... | 05/04/1993 |
| 5208074 | Soluble alkali metal stearate solution compositions This invention relates to solutions of alkali metal stearates which remain soluble and stable at room temperature. In particular, the invention relates to an aqueous solution which includes an alkali metal stearate selected from the group consisting of so... | 05/04/1993 |
