U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Bizarre Patents

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.

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 524/609 - From sulfur-containing reactant


Subclass of Class 524 - Synthetic resins or natural rubbers -- part of the class 520 series
Definition: Subject matter which involves the mixing of a nonreactant
No. of patents: 393
Last issue date: 02/15/2011


1                    
NumberTitleIssue Date
7888427Latent doping of conducting polymers
Latent doping is provided wherein a conducting polymer is mixed with a dopant in solution without the doping reaction occurring unless solvent is removed. Regioregular polythiophenes are a particularly important embodiment. A composition comprising (i) at least one ...
02/15/2011
7388050Proton conductor and method for producing the same
A hyperbranch polymer is bonded to a pore surface existing on a SiO2 glass porous body, such that the hyperbranch polymer is bonded to the pore surface only at the base end moiety. The hyperbranch polymer has a first generation branched moiety branched fr...
06/17/2008
7384682Electronic package with epoxy or cyanate ester resin encapsulant
An encapsulant composition and an electronic package. The composition includes a resin, a flexibilizing agent, and a filler material. The electronic package includes a substrate, a semiconductor chip, and a material. The semiconductor chip is mounted on an upper sur...
06/10/2008
7371273Latexes and ink-jet inks prepared using blocked acid monomers
The present is drawn to the use of blocked acid monomers for the incorporation of highly acidic groups, such as strong acids and multiple acids, on the surface of latex particles via emulsion polymerization. In accordance with this, a method of forming latex particu...
05/13/2008
7332532Polymeric dispersants for ink-jet applications
An ink-jet ink which includes a liquid vehicle and a polymer-dispersed pigment dispersed in the liquid vehicle is disclosed and described. More specifically, the polymer-dispersed pigment can include a pigment encapsulated with a polymer having hydrophilic and hydro...
02/19/2008
7321005Encapsulant composition and electronic package utilizing same
A method of making an encapsulant composition. The method includes: providing a first quantity of resin material of epoxy or cyanate ester resins; adding to the first quantity of resin material a second quantity of flexibilizing agent; adding to the first quantity o...
01/22/2008
7271214Cement dispersant and methods of making and using the same
The present invention relates to cement dispersant that is a copolymerization product of a first monomer (A) comprising a carboxylic acid, a second monomer (B) comprising an alkoxylated allyl alcohol sulfate, and, optionally, a third monomer (C) comprising an alkoxy...
09/18/2007
7262245Low-density sealing mass, ground mass and method for producing the same and the use thereof
The invention relates to a sealing mass with low density and improved tensile strength on the basis of sulfur-containing polymers such as on the basis of polysulfide, polyether or/and polytioether that has a density of not more than 1.3 g/cm3 according to...
08/28/2007
7235192Capped poly(arylene ether) composition and method
A method of preparing a capped poly(arylene ether) resin includes reacting a capping agent with a blend of two or more poly(arylene ether) resins having different intrinsic viscosities. Cured compositions prepared from these capped poly(arylene ether) resins exhibit...
06/26/2007
7223630Low stress semiconductor device coating and method of forming thereof
A low stress, protective coating for a semiconductor device and a method for its manufacture. A preferred embodiment comprises coating the top surface of a semiconductor die with polyimide except for corner regions of the die. Not having corners in the polyimide pro...
05/29/2007
7205035Thermoset composition, method, and article
A curable composition includes a functionalized poly(arylene ether), an alkenyl aromatic monomer, an acryloyl monomer, and a polymeric additive selected from polystyrene, poly(styrene-maleic anhydride), poly(styrene-methyl methacrylate), polybutene, poly(ethylene-bu...
04/17/2007
7205354Resin-made mechanical element with excellent heat resistance and dimensional precision for optical disk drive
The present invention provides: a resin-made mechanical element for optical disk drives, comprising a filler reinforced resin composition obtained by blending from 5 to 150 parts by weight of an inorganic filler in a flake form to 100 parts by weight of a resin comp...
04/17/2007
7199213Thermoset composition, method for the preparation thereof, and articles prepared therefrom
A curable composition includes a poly(arylene ether) and a fused alicyclic (meth)acrylate monomer. Also described are a method of preparing the composition, a cured composition derived from the curable composition, and an article comprising the cured composition. Th...
04/03/2007
7192997Encapsulant composition and electronic package utilizing same
A composition for use in making an encapsulant usable in the encapsulation of a semiconductor chip assembled to a substrate with C4 solder interconnections therebetween, which in turn may form part of an electronic package. The composition comprises a resin, a flexi...
03/20/2007
7186763Material for imparting thixotropy and pasty resin composition
Surface-treated calcium carbonate characterized by giving, upon analysis by the method of mercury penetration, a void diameter distribution curve which has a peak for the most probable void diameter at smaller than 0.03 μm and has a most probable void volume of 0.0...
03/06/2007
7169845Polymerization regulators and compositions for resin
In the present invention, an episulfide compound having, in one molecule, at least one epithio structure represented by the following Formula 2: wherein R5 is C1–C10 hydrocarbylene or single bond, R
01/30/2007
7169846Process for improving water-whitening resistance of pressure sensitive adhesives
Pressure sensitive adhesive compositions having enhanced resistance to water-whitening comprising an aqueous emulsion polymer are disclosed. The polymer comprises the polymerization reaction product of a polymerizable aqueous emulsion comprising: (i) at least one hy...
01/30/2007
7163998Stabilized polymer beads and method of preparation
The present invention relates to a polymer particles comprising a polymer bead stabilized by vinylsulfonyl-functionalized polymers grafted to the surface of the bead, as well as a particle composition comprising monodisperse polymer beads stabilized by vinylsulfonyl...
01/16/2007
7153893Highly gas-resistant, fixable and bronzing controllable ink composition, and recording method and recorded matter using the ink composition
It is an object of the present invention to provide an ink composition with excellent gas resistance, fixability, and bronzing resistance, as well as a recording method and recorded matter in which this ink composition is used. The present invention achieves this ob...
12/26/2006
7153923Rapid-cure, one-component mixtures, which contain alkoxysilane-terminated polymers
One-component, moisture curing compositions which exhibit rapid curing, even with exceptionally low levels of catalyst or with no catalyst at all, can be formulated from alkoxysilane-terminated polymers having alkoxysilane groups bonded to an electronegative, free e...
12/26/2006
7098296Preparation of polymeric aryl sulfonamide
A method of preparing a polymeric aryl sulfonamide is described which consists of reacting aryl sulfonyl with a polymeric amine in the presence of an acid acceptor. Also, another method of preparing a polymeric aryl sulfonamide is disclosed and consists of: reacting...
08/29/2006
7067577Apatite-reinforced resin composition
The present invention relates to a resin composition comprising a resin and apatite, wherein referring to the particulate form of said apatite present in the resin composition thus obtained, the apatite is present in a particulate form having an average diameter or ...
06/27/2006
7060740Clear ink composition, ink set, and ink jet recording method using the same
Ink jet recording is carried out using an ink set comprising a clear ink composition that contains polymer fine particles and does not contain a colorant, a yellow ink composition, a magenta ink composition, a cyan ink composition, a red ink composition, a violet in...
06/13/2006
7026439Process for continuous production of polyarylene sulfide
There is disclosed a process for continuously producing a polyarylene sulfide which comprises reacting a sulfur source with a dihalogenated aromatic compound in an aprotic organic solvent, characterized by maintaining the content of the dihalogenated aromatic compou...
04/11/2006
7001935Ink for ink jet printing process and printed matter obtained using the same
An ink for ink jet printing process, comprising at least: a particulate pigment having a sulfur-containing dispersibility-imparting group on the surface thereof; a penetrating agent; a resin emulsion comprising a dispersed particulate resin having a sulfur-containin...
02/21/2006
6998206Method of increasing the shelf life of a blank photomask substrate
One principal embodiment of the disclosure pertains to a method of optically fabricating a photomask using a direct write continuous wave laser, comprising a series of steps including: applying an organic antireflection coating over a surface of a photomask which in...
02/14/2006
6994745Pigment dispersing resin
This invention provides both a pigment dispersing resin which is a copolymer of: (A) polymerizable unsaturated monomer containing at least one kind of ionic functional group selected from the group consisting of tertiary amino grou...
02/07/2006
6946540Method of measuring extent of curing of compacted poly(arylene sulfide)
Disclosed herein is a process for preparing cured arylene sulfide polymers. A first curing vessel comprising a first agitator is used to cure a poly(arylene sulfide) compacted powder. The curing proceeds until the compacted powder reaches a melt flow rate within a t...
09/20/2005
6939661Blocked isocyanate compound-containing composition for forming a radiation absorbing coating and anti-reflective coating formed therefrom
A composition for forming a radiation absorbing coating which comprises an organic solvent, a radiation absorbing polymer or a radiation absorbing material dissolved therein and a crosslinking agent having blocked isocyanate groups. Since the isocyanate groups of th...
09/06/2005
6916367Modified pigments and process for preparing modified pigments
Processes for preparing modified pigments are described. In one embodiment, the process comprises the step of combining, in any order, a pigment having attached an electrophilic group and a thiol reagent comprising at least one —SH group and at least two ionic or ...
07/12/2005
6905637Electrically conductive thermoset composition, method for the preparation thereof, and articles derived therefrom
A conductive thermosetting composition comprises a functionalized poly(arylene ether), and alkenyl aromatic monomer, an acryloyl monomer, and a conductive agent. After curing, the composition exhibits good stiffness, toughness, heat resistance, and conductivity, and...
06/14/2005
6902766Two-part aqueous metal protection treatment
A two-part metal protection composition includes: an aqueous metal treatment conversion coating component that includes an admixture of an acid and a coating forming component; and an aqueous protective coating component that is applied over metal treated with the a...
06/07/2005
6899952Polysulfone-based resin solution composition and laminate using the same
A polysulfone-based resin solution composition which is stable, contains no undissolved resin left in the liquid, shows neither thickening nor gelation, gives a smooth coating layer when spread on a base film and does not generate any harmful component, and a lamina...
05/31/2005
6890981Rubber mixtures
Rubber mixtures which contain an organosilane of the general structure 1R2R3Si—R4—Z (I), wherein R1, R2 and R3 independently of one another are H, (C1-C4)alkyl, (C...
05/10/2005
6869998Concrete or cement dispersant and method of use
A dispersant for use with concrete or cement, and a concrete or cement admixture that comprises a cementitious material, water, and the dispersant. The dispersant includes a polymeric derivative of carboxylic acid, and has a sulfur-containing moiety that is covalent...
03/22/2005
6864309Method for preparing graft copolymers and compositions produced therefrom
An aqueous polymerization method for preparing graft copolymers is disclosed. Copolymer compositions produced therefrom are also disclosed. The method of the present invention includes (a) forming a macromonomer aqueous emulsion containing water insoluble macromonom...
03/08/2005
6852791Anti-reflection coating forming composition
An anti-reflection coating-forming composition is provided. This composition includes a polymer and a solvent. The polymer has a structural unit represented by the formula (1): wherein R1 is a monovalent ato...
02/08/2005
6843939UV stabilizing additive composition
This invention relates to an UV stabilizing additive composition comprising an ortho-hydroxy triazine compound, a hindered hydroxybenzoate compound and optionally a hindered amine compound. This additive composition may be used to stabilize materials from UV radiati...
01/18/2005
6833026Modified pigments and process for preparing modified pigments
Processes for preparing modified pigments are described. In one embodiment, the process comprises the step of combining, in any order, a pigment having attached an electrophilic group and a thiol reagent comprising at least one —SH group and at least two ionic or ...
12/21/2004
6830326Enhancement of ink jet image waterfastness with overprinting
In a four pen ink jet printer comprising cyan, yellow, magenta, and black inks, a clear liquid is applied to printed ink on a print medium via a fifth pen, thereby fixing the colorants, which in turn improves the durability of the printed ink. The clear fixer fluid ...
12/14/2004
1                    
 
Sign InRegister
Username  
Password   
forgot password?