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Patent No. 5823386

Reward Candy Dispenser for Personal Computers

A personal computer peripheral, battery powered reward candy dispenser which immediately presents students with a single candy for each problem completed correctly.

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Assignee: PPG Industries Ohio, Inc.


Location: Cleveland, OH
No. of patents: 857

1                      
NumberTitleIssue Date
7968198Polyurea coating comprising a polyamine/mono(meth)acrylate reaction product
Coating compositions comprising a polyurea formed from a reaction mixture comprising isocyanate and a (meth)acrylated amine are disclosed. The (meth)acrylated amine is the reaction product of a polyamine and a mono(meth)acrylate; the ratio of equivalents of isocyana...
06/28/2011
7968197Polyurea coating comprising an amine/(meth)acrylate oligomeric reaction product
Coating compositions comprising a polyurea formed from a reaction mixture comprising isocyanate and an acrylated amine are disclosed. The (meth)acrylated amine is the reaction product of a polyamine and a (meth)acrylate; when the (meth)acrylate comprises a poly(meth...
06/28/2011
7960495(Meth)acrylate/aspartate amine curatives and coatings and articles comprising the same
(Meth)acrylate/aspartate amine curatives comprising the reaction product of a polyamine, a dialkyl maleate and/or dialkyl fumarate, and a (meth)acrylate are disclosed, as are methods for making the same. A polyurea comprising the reaction product of the acrylate/asp...
06/14/2011
7960043Photo-induced hydrophilic article and method of making same
Methods and articles are disclosed in which a substrate is provided with a photo-induced hydrophilic surface by forming a photo-induced hydrophilic coating on the substrate by spray pyrolysis, chemical vapor deposition, or magnetron sputter vacuum deposition. The co...
06/14/2011
7959981Process for depositing multiple coatings layers on a substrate
A process for coating a substrate comprising (a) applying a solventborne primer coating composition onto at least a portion of the substrate; (b) applying a solventborne color containing coating composition onto at least a portion of the solventborne primer coating ...
06/14/2011
7959980Hydrophilic compositions, methods for their production, and substrates coated with such compositions
Liquid compositions are disclosed that include a photocatalytic material and a hydrophilic binder that includes an essentially completely hydrolyzed organosilicate. Also disclosed are methods of making such compositions, methods of coating a substrate with a hydroph...
06/14/2011
7956144Acrylic resin for use in fluorocarbon coating compositions and method of forming the same
An acrylic resin and method of forming the acrylic resin for use in fluorocarbon coating compositions are disclosed. The fluorocarbon coating composition generally comprises a fluorocarbon resin, a cross-linking agent, and the acrylic resin. The acrylic resin compri...
06/07/2011
7954284Retainer clip for grid simulating muntins
A grid simulating muntins is retained or secured by clips within a spacer frame between glass sheets. The clips include a spacer-engaging member having a platform, and upright walls bendable toward one another, and a grid-engaging member. The grid-engaging member is...
06/07/2011
7950194Plastic spacer stock, plastic spacer frame and multi-sheet unit, and method of making same
A corner key for joining ends of spacer sections to form a corner of a spacer frame of a multi-sheet unit includes an elongated body having a first end and an opposite second end and a cut out between the ends of the body. The body is bendable to decrease spacing of...
05/31/2011
7947160System for coating objects
A system for coating an object having an elongate portion and a method of employing the same that includes at least one retaining member engaging a continuous belt, the retaining member including a retaining portion positioned to releasably retain the elongate porti...
05/24/2011
7935422Urethane polyol precursors for coating compositions
Unsymmetrical polyurethane polyol prepolymers are disclosed for use in the formation of coating compositions. The prepolymers are prepared as a reaction product of a diisocyanate with a short chain aliphatic dial and a long chain polymeric diol. The prepolymers are ...
05/03/2011
7928345Aircraft windshield defogging/deicing system and method of use thereof
In an aircraft windshield defogging/deicing system, a pair of transparent sheets maintained in spaced facing relation by a transparent interlayer have a resistive coating positioned between the transparent sheets. An inverter is provided for applying to the resistiv...
04/19/2011
7928160Coating composition of polyurea, polyurethane and flame retardant
The present invention is directed to a coating composition comprising polyurea and polyurethane. Further, the present invention is directed to a coating composition comprising polyurea or, polyurea and polyurethane, and flame retardant. The polyurea is formed from a...
04/19/2011
7923474Amine dispersants, organic dispersions and related coating compositions
Amine dispersants are disclosed. Also disclosed are organic dispersions that comprise ultrafine particles and an amine dispersant. The amine dispersant is the Michael addition product of reactants that include (a) a polyether (meth)acrylate and (b) a polyamine. Also...
04/12/2011
7923131Metal based coating composition and related coated substrates
A coated substrate is disclosed. The coated substrate includes a substrate and a coating composition over the substrate comprising at least one metal based layer selected from tungsten, chromium, tantalum, molybdenum, aluminum, niobium, and mixtures and alloys there...
04/12/2011
7923036Halogen-containing sanitizing composition
Compositions comprising a mixture of (a) a major amount of solid halogen-containing sanitizer material and (b) a minor amount of calcium oxide modified particulate boric acid, the amount of calcium oxide modified particulate boric acid being sufficient to enable the...
04/12/2011
7910634Aqueous dispersions of polymer-enclosed particles, related coating compositions and coated substrates
Disclosed are aqueous dispersions of polymer-enclosed particles, such as nanoparticles. Also disclosed are methods for making an aqueous dispersion of polymer-enclosed particles, polymerizable polymers useful in such a method, powder coating compositions formed from...
03/22/2011
7910229Substrate having thermal management coating for an insulating glass unit
A coated article is provided for use in an IG unit. The article includes a substrate and a coating formed over at least a portion of the substrate. The coating includes a plurality of separation layers having one or more dielectric layers and a plurality of infrared...
03/22/2011
7909935Method for cleaning a fluid delivery system
The present invention is directed to a method of cleaning an interior surface of a fluid delivery system. The method comprises introducing a first liquid into the fluid delivery system and contacting the interior surface with the first liquid; forming a slurry by in...
03/22/2011
7907322Electrochromic device
An electrochromic device includes a first substrate spaced from a second substrate. A first conductive member is formed over at least a portion of the first substrate. A first electrochromic material is formed over at least a portion of the first conductive member. ...
03/15/2011
7906199Color harmonization coatings for articles of manufacture comprising different substrate materials
Color harmonization is provided for articles of manufacture comprising different substrate materials. A coating composition is selected that can be applied to the different substrate materials while maintaining substantially uniform visual characteristics of the art...
03/15/2011
7897273Appliance with coated transparency
An appliance transparency, such as an oven transparency, includes at least one substrate and a coating deposited over at least a portion of the substrate. The coating includes at least one metal layer, such as a metallic silver layer. The metal layer can have a thic...
03/01/2011
7897261Surface active additives for coatings
A coating composition is provided comprising (a) a polymer containing reactive functional groups; (b) a curing agent having reactive functional groups that are reactive with the functional groups in the polymer in (a); and (c) a polymeric material different from (a)...
03/01/2011
7897259Compounds and compositions for coating glass with silicon oxide
Silicon compounds useful as coating reactants for the chemical vapor deposition of silicon oxide are disclosed, along with compounds useful as accelerants to increase the deposition rate of silicon oxide. The silicon-containing precursor comprises the structural for...
03/01/2011
7892641Sizing compositions for glass fibers and sized fiber glass products
An embodiment of a sizing composition for glass fibers comprises a starch, a nonionic lubricant, and a silane comprising at least one amine and at least one aryl or arylene group. Embodiments of fiber glass strands comprise at least one glass fiber at least partiall...
02/22/2011
7892599Surface functionalization of nanomaterials for improved processing into devices and products
Methods for functionalizing the surface of nanomaterials to improve processing and product manufacturing. These methods are useful for oxides, nitrides, carbides, borides, metals, alloys, chalcogenides, and other compositions. ...
02/22/2011
7875149Aircraft adhesive
A method, composition, and article are disclosed relating to the formation of a hump seal on an aircraft transparency. The method includes applying to the aircraft transparency an adhesive composition having a Part A and a Part B. Part A includes a plasticizer, a cr...
01/25/2011
7872078Curable film-forming compositions demonstrating self-healing properties
The present invention is directed to curable film-forming compositions comprising: (a) a polymeric binder comprising a polyester having hydroxyl functional groups; and (b) a curing agent comprising a polyisocyanate...
01/18/2011
7871708Metal and polymer substrates having a powder basecoat and liquid topcoat
Composite coated metal and/or polymer substrates are provided having a powder basecoat thereon formed from at least one film-forming material comprising a thermosettable polyester and a curing agent; at least one reaction product of at least one cyclic carboxylic ac...
01/18/2011
7871704Multi-cure compositions comprising polythiol
A composition comprising an unsaturated polyester polyol oligomer and an isocyanate are disclosed; the composition can further comprise a radiation-curable compound, such as a (meth)acrylic copolymer, and/or a polythiol. Methods for using the composition and substra...
01/18/2011
7868120Low temperature, moisture curable coating compositions and related methods
Disclosed are low temperature, moisture curable coating compositions, related coated substrates, and methods for coating a substrate. The coating compositions include an ungelled, secondary amine-containing Michael addition reaction product of reactants including a ...
01/11/2011
7868085Aqueous dispersion comprising a branched triol having trimellitic anhydride and associated method
An aqueous dispersion comprising a reaction product of trimellitic anhydride and a polyol, wherein the molar ratio of trimellitic anhydride to polyol in the reaction product ranges from 1:2 to 1:4, and wherein the reaction product is further reacted with an anhydrid...
01/11/2011
7868066Aqueous dispersions and coatings comprising modified epoxy resins comprising the reaction product of rosin and a dienophile
Aqueous dispersions and coatings comprising modified epoxy resins comprising the reaction product of rosin and a dienophile, further reacted with an epoxy resin, are disclosed. ...
01/11/2011
7867635Substrates coated with a multi-film functional coating
The present invention is directed toward a coated substrate including an undercoating layer deposited on at least a portion of the substrate and a functional coating layer deposited over at least a portion of the undercoating layer. The functional coating layer comp...
01/11/2011
7860856Computer-implemented method and apparatus for matching paint
A computer implemented method for matching paint on a vehicle, having the steps of receiving in a central computer, from a remote terminal, vehicle identifying information relating to a specific vehicle and a first set of paint color data from a portion of the body ...
12/28/2010
7858162Food cans coated with a composition comprising an acrylic polymer
Food cans coated at least in part on the interior with a composition comprising an acrylic polymer and a crosslinker are disclosed. The composition is substantially epoxy-free and substantially polyester-free. The acrylic polymer has a weight average molecular weigh...
12/28/2010
7857990Calcium hypochlorite composition
Describes a composition comprising a mixture of (1) a major amount of calcium hypochlorite, e.g., hydrated calcium hypochlorite, and (2) a minor amount of calcium hypochlorite-compatible hydrophobic additive (other than discrete particulate Group IIA or IIIA metal s...
12/28/2010
7857244Shape engineering of nanoparticles
Methods for preparing high aspect ratio nanomaterials from spherical nanomaterials useful for oxides, nitrides, carbides, borides, metals, alloys, chalcogenides, and other compositions. ...
12/28/2010
7856949Heat pipes and use of heat pipes in furnace exhaust
An array of a plurality of heat pipe are mounted in spaced relationship to one another with the hot end of the heat pipes in a heated environment, e.g. the exhaust flue of a furnace, and the cold end outside the furnace. Heat conversion equipment is connected to the...
12/28/2010
7856791Plastic spacer stock, plastic spacer frame and multi-sheet unit, and method of making same
The present invention provides a multi-sheet unit with a spacer frame having at least three sides, at least three corners, a first sheet supporting surface and an opposite second sheet supporting surface. The spacer frame includes a spacer stock member having a firs...
12/28/2010
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