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7619013 |
Reclaimed resin composition produced from pulverized waste plastic material containing solid foreign materials
[Problems] To produce a resin composition from a waste plastic material composed of a major portion of a thermoplastic resin and a small amount of incompatible solid foreign material. [Means for...
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7601760 |
Method of decomposing plastic
The present invention provides a method for decomposing a plastic so as to recycle useful substances therefrom as raw materials for a similar plastic. In particular, the present invention provides...
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7569617 |
Method and instrument of polymer processing treatment
The object of the present invention resides in providing a method and instrument of polymer processing treatment, wherein a sudden pressure change due to expansion by gasification of a reactant...
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7547734 |
Method for producing recycled resin, and resin material containing recycled resin produced by that method
Recycled resin is produced by a method including a dismantling/recovery step of dismantling products containing resin moldings and recovering the resin moldings, a removal step of removing unwanted...
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7531579 |
Method of making and using sorbent and filtering material from secondary waste rubber
A method of making a sorbent from waste rubber and a method of sorbing oil using such sorbent. Approximately two pounds of modifier is added to 100 pounds of vulcanized rubber waste, the modifier...
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7462648 |
Recycle system for used plastic, method of reclaiming used ABS resin and reclaimed ABS resin
A system for recycling plastics, which enables a supply of recycled plastics having a stable quality required for the recycled products. A system for recycling a used plastic material as a resin...
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7425584 |
Catalytic devulcanization of rubber
The present invention relates generally to the delulcanization of rubber. More specifically, the present invention relates to a process for the hydro-devulcanization of vulcanized rubber utilizing...
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7342052 |
Process for regeneration of an elastomer from scrap
The invention relates to a process for converting an elastomer from scrap to a regenerated elastomer which comprises the steps of: (a) introducing the elastomer from scrap into a vessel; (b)...
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7301061 |
Method of processing industrial and municipal, organic, rubber-containing wastes
The present invention is a utilization method for rubber-containing, organic industrial and municipal wastes which may be applied in the fields of petrochemical and chemical industry. Raw material...
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7297720 |
Recyclable composite materials, articles of manufacture, and structures and methods of using composite materials
Composite mixture materials made of recycled plastic, glass and rubber, and optionally, sand, gravel, coal combustion by-product and metal, and containing no petroleum distillates (unless a fire...
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7250451 |
Recycled rubber processing and performance enhancement
A process for reclaiming sulfur-cured, vulcanized rubber by combining finely ground scrap vulcanized rubber within a specialized, twin-screw extruder capable of providing strong shearing and...
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7189762 |
Method of modifying crosslinked rubber
A method of modifying crosslinked rubber comprising subjecting the rubber to mechanical elongational and shear forces in the presence of a supercritical fluid that is normally gaseous. Controllable...
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7173094 |
Moldings of fluororubbers and process for their production
Moldings of fluoro rubbers produced by crosslinking a tetrafluoroethylene/propylene copolymer or a tetrafluoroethylene/propylene/vinylidene fluoride copolymer, which have metal contents of 1.5% by...
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7166658 |
Rubber reduction
A method of reducing vulcanized rubber is provided. The method comprises the steps of heating the rubber, wherein the rubber includes synthetic rubber, in the presence of a solvent, wherein the...
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7148262 |
Method for drying and using swarf in golf balls
The present invention relates to an apparatus and method for reusing waste material generated during the manufacturing of golf ball cores. More specifically, the present invention relates to a...
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7087655 |
Separation process for multi-component polymeric materials
A method of separating at least one polymer from a mixture of polymers. The method includes adjusting the temperature of the mixture, either by heating or cooling, to bring the temperature to a...
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7045555 |
Regenerated resin composition
A regenerated resin composition comprising (I) a molded article pulverized material (Component A) that satisfies conditions
(1) that the molded article pulverized material is a pulverized material...
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7022751 |
Composite plastic materials produced from waste materials and method of producing same
Fiber reinforced composite plastic materials for use in injection and compression molding and extrusion processing produced from waste materials, the composite material includes an effective amount...
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6992116 |
Devulcanization of cured rubber
The present invention discloses a process for devulcanizing cured rubber into devulcanized rubber that is capable of being recompounded and recured into useful rubber products, said process...
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6924319 |
DEVULCANIZATION PRODUCT CONSISTING OF SCRAP RUBBER, A DEVULCANIZATION COMPOUND, A METHOD FOR PRODUCING SAME, THE REUSE THEREOF IN FRESH MIXTURES AND THE USE THEREOF FOR PRODUCING INJECTION MOULDED PARTS
A devulcanization product of comminuted scrap rubber of rubber granules, in which the sulfur bridges of the rubber granule surface are broken and activated for a new vulcanization, is produced by...
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6924320 |
Dry liquid concentrate composition
A dry liquid concentrate composition is disclosed having at least about 40% by weight of a polypropylene copolymer, at least about 10% by weight of santoprene, at least about 11% by weight of a low...
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6872754 |
Method for processing elastomers
This invention utilizes two solvents, DMSO and d-limonene, to aid in the processing of cured rubber or hydrocarbon elastomers into crumb, without altering the physical properties of the elastomer....
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6831109 |
Modifier for devulcanization of cured elastomers, mainly vulcanized rubber and method for devulcanization by means of this modifier
The invention provides a modifier for devulcanization of cured elastomers, and especially vulcanized rubber, said modifier containing a first chemical substance, which is disposed towards on and...
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6815510 |
Elastomer reclaiming composition and method
The present invention relates to elastomeric compositions and methods including compositions and methods involving the use of aromatic alcohols. The present invention further relates to elastomeric...
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6812261 |
Rubber composition and goods
A new rubber composition for use in clothing and fashion accessories, is provided. The new rubber composition includes 30-70% by weight devulcanized, recycled rubber, and most preferably,...
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6794419 |
Method for recycling the resin mold
A method of recycling a molded resin consisting mainly of a thermoplastic resin which comprising adding as a recycle aid agent a rubber-like material (material) which is compatible with the...
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6777453 |
Method of reclaiming crosslinked rubber, and molded article of reclaimed rubber
The object of the present invention is to provide a method of reclaiming crosslinked rubber wherein a reduction of qualities due to generation of decomposed products hardly occurs, and a molding of...
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6664303 |
Method of producing an elastomeric alloy that is similar to thermoplastic elastomers, on the basis of reclaimed rubber or waste rubber
An elastomer blend that is similar to thermoplastic elastomers is produced from powered reclaimed rubber or waste rubber. The powdered rubber is processed to compounds by subjecting it to a...
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6632918 |
Method of reclaiming crosslinked rubber
The object of the present invention is to provide a method of reclaiming crosslinked rubber, which can reclaim various kinds of crosslinked rubbers whose reclamation is difficult. The method of...
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6620363 |
Thermoset recycling methods and solid article produced
The invention provides new methods for recycling thermoset materials such as natural rubbers, synthetic rubbers, silicone rubbers, and other elastomers and cross-linked polymers (e.g., isoprene...
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6583211 |
Moldable composite material
A moldable heterogeneous composite material has a continuous plastic phase ( 30 ) and a discrete phase of unground rubber ( 20 ) dispersed in the continuous phase. The composite material can be...
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6573303 |
Thermoplastic elastomers and polymers derived from recycled rubber and plastics
Materials ranging from impact-modified thermoplastics to thermoplastic elastomers (TPE) can be obtained from blends of phase compatibility-treated recycled thermoset rubber with thermoplastic...
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6566412 |
Method and apparatus for reprocessing rubber tires
A method and apparatus is disclosed for recovering the rubber content of rubber containing goods such as vehicle tires. The goods are purged of air and immersed in a bath of liquid heated to a...
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6552094 |
Rubber composition and goods
A new rubber composition for use in clothing and fashion accessories, is provided. The new rubber composition includes 30-70% by weight devulcanized, recycled rubber, and most preferably,...
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6548560 |
Process for devulcanization of cured rubbers
This invention is based upon the unexpected discovery that cured rubber can be devulcanized by heating it to a temperature of at least about 150° C. under a pressure of at least about 3.4×10 6 ...
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6548559 |
Thermoplastic compositions and methods
A new composition is formed by combining a reduced waste rubber, a heavy paraffin and a reduced waste thermoplastic, and then further reducing the resulting material while holding it at an elevated...
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6545060 |
Magnetostriction-based ultrasound in rubber devulcanization and related processes
The breakdown of crosslinked elastomers, including the devulcanization of crumb rubber, is achieved by exposing the elastomers to ultrasonic vibrations induced by magnetostriction transducers. The...
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6541526 |
Method and composition for devulcanization of waste rubber
Mechanical/chemical method and composition for de-vulcanization of rubber maintains the macromolecules, renders sulfur passive for later re-vulcanization, is cost effective, environmentally...
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6525105 |
METHODS OF SEPARATING VULCANIZED OR UNVULCANIZED RUBBER AND SEPARATING RUBBER COMPOSITE, RUBBER COMPOSITION CONTAINING RECOVERED RUBBER OR RECOVERED CARBON BLACK, AND PROCESS FOR PRODUCING CARBON BLACK
A method of separating a vulcanized or unvulcanized rubber into a rubber ingredient and a filler ingredient such as carbon black which comprises liquefying the vulcanized or unvulcanized rubber at...
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6479558 |
Microbial processing of used rubber
A process and resulting product is provided in which a vulcanized solid particulate, such as vulcanized crumb rubber, has select chemical bonds broken by biotreatment with thermophillic...
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6462099 |
Surface devulcanization of cured rubber crumb
This invention discloses a process for devulcanizing the surface of reclaimed rubber crumb into surface devulcanized reclaimed rubber crumb that is suitable for being recompounded and recurred into...
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6455598 |
Roof sealant composition and method of applying
A roof sealant composition and method for treating roof constructions is provided in which a roof sealant composition including from about 25 to 60% by weight recycled paint sludge is applied to a...
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6444743 |
Rubber compositions containing ground curing bladder rubber
Rubber compositions such as tire innerliners contain significant amounts of ground, fine size tire curing bladder rubber as a filler. Critical properties such as air retention are not affected and...
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6420457 |
Microwave treatment of vulcanized rubber
A process and resulting product is provided in which a vulcanized solid particulate, such as vulcanized crumb rubber, has select chemical bonds broken by microwave radiation. The direct application...
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6410606 |
Process for producing natural rubber for pressure-sensitive adhesive and natural rubber-based pressure-sensitive adhesive composition
A process for producing a natural rubber for a pressure-sensitive adhesive, which comprises decreasing a molecular weight of an unmasticated natural rubber by the action of a peptizing agent while...
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6407144 |
Combination biological and microwave treatments of used rubber products
A process and resulting product is provided in which a vulcanized solid particulate, such as vulcanized crumb rubber, has select chemical bonds altered by biotreatment with thermophillic...
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6403718 |
Method for the production of a powder of an elastic material
A homogeneous powder mainly consisting of an elastic material, such as vulcanised rubber, is produced by first forming a composite body of larger particles of the elastic material, bound together...
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6387966 |
Method and composition for devulcanization of waste rubber
Mechanical/chemical method and composition for de-vulcanization of rubber maintains the macromolecules, renders sulfur passive for later re-vulcanization, is cost effective, environmentally...
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6346561 |
Pavement material
The present invention is a recipe and method for combining Gilsonite and other asphaltites with curative elastomers that are powder granular form and which are added to asphalt. Second recipe and...
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6335377 |
Reclaimed rubber and process for reclaiming vulcanized rubber
Reclaimed rubber having excellent performance is applied for reuse in tires or for asphalt, etc. The reclaimed rubber obtained by devulcanization treatment of vulcanized rubber from discard tires,...
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