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Class 521/54 - Treating a cellular solid polymer by adding a solid polymer or solid polymer-forming composition


Subclass of Class 521 - Synthetic resins or natural rubbers -- part of the class 520 series
Definition: Subject matter wherein (1) an additional solid polymer is
No. of patents: 523
Last issue date: 05/10/2011


1                      
NumberTitleIssue Date
7939572Aqueous dispersion of polymeric particles
An aqueous dispersion of polymeric particles, the particles including: from 5% to 80% by weight, based on the weight of the polymeric particles, of a first polymer including at least one copolymerized ethylenically unsaturated monomer; and, substantially encapsulati...
05/10/2011
7473715Two component (epoxy/amine) structural foam-in-place material
The present invention relates to methods, materials, and products for forming a foamed product, comprising the steps of combining an epoxy-based component with an amine-based component. The epoxy component is cross-linked through a polymerization reaction catalyzed ...
01/06/2009
7371403Wound dressing and method for controlling severe, life-threatening bleeding
This invention is directed to advanced hemorrhage control wound dressings, and methods of using and producing same. The subject wound dressing is constructed from a non-mammalian material for control of severe bleeding. The wound dressing for controlling severe blee...
05/13/2008
7364615Method of forming pavers containing waste glass particles
A method for forming pavers includes mixing cement, water and sand to form a cement composition, and mixing waste glass particles with the cement composition to form a cement-glass particle composition. Thereafter the cement glass particle composition is poured into...
04/29/2008
7351469Method of producing surface coatings on articles, and article having a surface coating
A method for producing surface coatings on articles, such as stick surfaces, coats at least a part of the surface with a coating. The coating has expandable particles. One surface region of the coating is treated so that the particles expand, while another surface r...
04/01/2008
7341635Eraser
An eraser is constituted by an elastic material containing a rubber component or a resin component, and a skeleton structure for reinforcing the elastic material, and the skeleton structure is made from a porous structural material such as from an organic polymer th...
03/11/2008
7329402Methods of imaging and treatment
Novel ultrasound methods comprising administering to a patient a targeted vesicle composition which comprises vesicles comprising a lipid, protein or polymer, encapsulating a gas, in combination with a targeting ligand, and scanning the patient using ultrasound. The...
02/12/2008
7316841Eraser
An eraser is constituted by an elastic material containing a rubber component or a resin component, and a skeleton structure for reinforcing the elastic material, and the skeleton structure is made from a porous structural material such as from an organic polymer th...
01/08/2008
7309677Supported polymerisation catalysts
A method for the preparation of a supported transition metal catalyst system which includes the steps of: (i) mixing together in a suitable solvent (a) an aluminoxane and (b) an ionic activator containing a cation and an anion, wherein the anion has at least one sub...
12/18/2007
7304245Cable and article design for fire performance
A cable (1) having a conductor (3), an insulating layer (2) which forms a self-supporting ceramic layer when exposed to elevated temperatures experienced in a fire, and an additional heat transformable layer (4). The additional layer (...
12/04/2007
7300616Method and apparatus for forming an article of manufacture and an article of manufacture made by a new and novel process
A method 10 to selectively produce an article of manufacture 20 having desirable properties and which may replace many “ceramic based” articles. Particularly, the article of manufacture 20 is made by selectively combining an epoxy structural...
11/27/2007
7299505Helmet cushioning pad with variable, motion-reactive applied-load response, and associated methodology
A site-selectable, helmet-installable load-cushioning pad structure employable inside a helmet shell as a part of a plural-spaced-pad distribution featuring a compressible viscoelastic foam core which resists rapid, but not slow-movement, compression. Associated met...
11/27/2007
7294655Coating composition for thermoplastic resin particles for forming foam containers
Expandable or pre-expanded thermoplastic particles, e.g. polystyrene particles, used to form foam containers e.g. cups, bowls, are coated with a coating composition comprising a liquid part consisting of a) liquid polyethylene glycol with an average molecular weight...
11/13/2007
7285576Absorbent polymer compositions, medical articles, and methods
An absorbent polymer composition, which can be in the form of a foam, that includes a polymeric material, absorbent particles and thermally expandable (or expanded) microspheres. ...
10/23/2007
7264878Laminated carbon foam sandwich for naval decking
A laminate sandwich structure useful for, inter alia, decking for naval vessels, which includes a core formed of carbon foam having a ratio of compressive strength to density of at least about 7000 psi/g/cc. ...
09/04/2007
7262249Thermoplastic resin composition having improved impact resistance
A thermoplastic resin composition comprising: a graft copolymer obtained by polymerizing 10 to 70 parts by weight of a monomer containing 60 to 100% by weight of at least one vinyl monomer selected from the group consisting of a (meth)acrylate ester compound, an aro...
08/28/2007
7258760Methods of forming honeycomb sandwich composite panels
The invention is to perform operations from sealing of a honeycomb core with a thermosetting sealing material having an adhesive property to its hardening in one step, prevent a resin from flowing into cells of the honeycomb core during resin impregnating operation,...
08/21/2007
7255738Lightweight cementitious composite material
A lightweight cementitious composite material includes expanded synthetic polymer particulate having a particle size of between 0.0625 and 0.5 inches. A dispersant coating on said particulate suppresses electrostatic attraction between particulate particles. A matri...
08/14/2007
7250124Structural reinforcement article and process for preparation thereof
The invention is a process for the preparation of article comprising placing a film on each inner surface of each part of a two part mold; placing an article in the mold with film located between the surface of the mold and the article such that there is a small spa...
07/31/2007
7240376Sports helmet
The present invention provides a sports helmet, such as a football, hockey, lacrosse or baseball helmet. The helmet includes a shell having an outer surface, a front region, a rear region, and two side regions. A jaw flap extends from each ear flap towards the front...
07/10/2007
7241840Process for crosslinking thermoplastic polymers with silanes employing peroxide blends and the resulting crosslinked thermoplastic polymers
A composition comprising at least one silane possessing an unsaturated organic function; at least two free radical initiators, and a process for producing silane-crosslinked thermoplastic polymers comprising providing a cross-linkable compound; at least one thermopl...
07/10/2007
7229492Cement compositions comprising improved lost circulation materials and methods of use in subterranean formations
Cement compositions that include improved lost circulation materials are provided. In certain exemplary embodiments, the improved lost circulation materials include inelastic particles of polyethylene, polystyrene, and/or polypropylene. Optionally, the cement compos...
06/12/2007
7230036Foam insulation made with expandable microspheres and methods
A polyurethane and/or polyisocyanurate foam is made using expandable microspheres which encapsulate a primary blowing agent. By expanding during the foam making process, the microspheres function as a blowing agent. The foam preferably has at least 10% by weight exp...
06/12/2007
7229942Supported catalyst and method for preparing the same
The invention provides and a highly-dispersed supported catalyst that has a reduced average particle size of catalytic metal particles and is also supported by a porous support material. A method of preparing a supported catalyst that can reduce the average particle...
06/12/2007
7222380Tear resistant gels, composites, and cushion articles
SEEPS gel and gel foam molded shape articles for use in medical and sport health care, such use include therapeutic hand exercising grips, dental floss, crutch cushions, cervical pillows, bed wedge pillows, leg rest, cushions, mattress, bed pads, elbow padding, derm...
05/29/2007
7214735Microsphere-filled sealant materials
The present invention includes a method of sealing an enclosable container, the method entails positioning a sealant material within the enclosable container, and closing the enclosable container to compress the sealant material. The sealant material includes a sili...
05/08/2007
7211294Method of making a material
The invention provides a method of making a material. The method comprises the step of coating a support with a solution comprising a hydrophilic polymer and a blowing agent. Either prior to or after the step of coating the support, the solution is interacted with i...
05/01/2007
7205043Pressure resistant anechoic coating for undersea platforms
A composite material containing inclusions of spherical shells in which each spherical shell encapsulates a rubber core with ferrite loading. The inclusions are embedded in a matrix material of syntactic foam. The spherical shells are made from glass and therefore a...
04/17/2007
7202309Process for crosslinking thermoplastic polymers with silanes employing peroxide blends and the resulting crosslinked thermoplastic polymers
A composition comprising at least one silane possessing an unsaturated organic function; at least two free radical initiators, and a process for producing silane-crosslinked thermoplastic polymers comprising providing a cross-linkable compound; at least one thermopl...
04/10/2007
7198833Artificial stone material and method of manufacture thereof
An artificial stone material having an improved natural stone appearance and texture is prepared from thermosetting resin, curing agent, microspheres and additives. The resin and curing agent are thoroughly mixed to form a catalyzed resin mixture. The microspheres a...
04/03/2007
7199168Process for making cellular composites using polymeric isocyanates as binders for hollow filler particles
The present invention relates to a process for the production of a cellular composite, and to the resultant cellular composites. This process comprising (A) preparing a mixture of a polyisocyanate, water, and, optionally, one or more additives; (B) adding this mixtu...
04/03/2007
7195233Aerator
The invention relates to an aerator consisting of a porous plastic moulded body with pores that are smaller on the air outflow side (A) than on the air inflow side (B) lying opposite. The inventive aerator is particularly suitable for use in sewage treatment plants....
03/27/2007
7178669Tire storage system
A tire storage system is disclosed, for securely storing one or more tires. The tire storage system consists of two identical tire caps and a connecting spacer. One of the tire caps is placed horizontally on a flat surface. The used tire is placed upon one of the ti...
02/20/2007
7173068Thermoplastic foam and method for production thereof
A thermoplastic foam is provided which contains a thermoplastic resin and a layered silicate and in which foam cells and the layered silicate are evenly and finely dispersed. A volume-expansible gas or heat decomposable blowing agent is incorporated into inte...
02/06/2007
7163571Exhaust gas cooler and particulate scrubbing system
An exhaust gas cooling and particulate scrubbing system for automobiles includes a first stage intercooler for initial, indirect cooling of the exhaust gas and a direct exhaust gas cooling and scrubbing device preferably positioned downstream in the exhaust system t...
01/16/2007
7145102Heated handle and method of forming same
There is disclosed a heated handle (e.g. a steering wheel) and a method for forming the handle. The handle typically includes a core, an outer cover layer and a heater, which is preferably disposed at least partially between the outer cover layer and the core. The h...
12/05/2006
7146184Cellular phone with integral cosmetic pack
A personal communication and cosmetic storage device comprising a housing including personal communication circuitry having a first input portion and a second output portion pivotally connected to one another. At least one cosmetic storage layer is positioned within...
12/05/2006
7144456Cementing compositions and methods of cementing in a subterranean formation using an additive for preventing the segregation of lightweight beads
Cementing compositions and methods of cementing in a subterranean formation are provided. The cement composition includes a hydraulic cement, lightweight beads, and a desegregating agent for inhibiting segregation of the beads. The lightweight beads may be, for exam...
12/05/2006
7138079Methods for making foamed elastomer gels
Methods for making foamed elastomer gels are disclosed. Chemical foaming agents may be incorporated or gas may be injected into a molten gel and then using heating and cooling techniques and/or additives, gas bubbles are formed and preserved in the cooled and solidi...
11/21/2006
7135519Gasket coating containing chemically exfoliated vermiculite
A sealing-enhancing coating for a gasket or a portion of a gasket includes flaky particles of chemically exfoliated vermiculite, at least 90% by weight of the particles having a thickness of no more than 30 microns, and no dimension greater than 1 mm. The particles ...
11/14/2006
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