Matches 1 - 50 out of 135 1 2 3 >
Match Document Document Title
7273571 Molded table and its method of manufacture  
A plastic table structure includes a tabletop comprising a thin polymer shell layer surrounding an expanded foam core. The multiple layers of the finished tabletop are molded concurrently in a...
7125083 Wheel with dual density  
A wheel is provided for coupling to a bearing case at an outer cylindrical surface and a lateral annular surface of the bearing case. The wheel includes an inner wheel portion with an annular body...
6908577 Process for manufacturing a capital for an architectural column  
A process for manufacturing a capital for an architectural column. The inside of a mold for an architectural column is lightly coated with a mold release. A first opening of the mold is placed upon...
6716384 Process for the rotational molding of polyurethane articles  
The present invention pertains to a process for the rotational molding of polyurethane composite articles. The process is carried out by placing a polyurethane composite precursor composed of a...
6579481 Process for manufacturing a capital for an architectural column  
A process for manufacturing a capital for an architectural column. The inside of a mold for an architectural column is lightly coated with a mold release. A first opening of the mold is placed upon...
6485088 Sheathing material for a construction machine and method for producing the same  
Disclosed is a sheathing material for a construction machine and a method for producing the same, in which lightweighting can be attained without using a reinforcing member, and which is not...
6398995 Rotationally molded door with integrally molded hinge member  
A high impact resistant rotationally molded door and process for molding the door has the hinge post integrally attached to the rotationally molded skin of the door. A hinge member is provided that...
6316512 Silane-grafted materials for solid and foam applications  
New cross-linked polymeric foam compositions, and methods for making the same, are provided. The new compositions utilize novel cross-linked polyolefin copolymers and show improvements in strength,...
6303060 Method of making non-deflatable tire and wheel assembly  
In a preferred embodiment, the invention is a non-deflatable tire assembly having a hollow toroid-shaped flanged insert, a flexible body molded around the insert to form a tire, and at least one...
6261490 Rotational moulding  
A method of producing a plastics article having solid skin and a foam core by a rotational moulding process, comprises charging a mold with a skin-forming component and substantially simultaneously...
6199593 Production of pipes insulated with foams  
A process for producing pipes illustrated with foams comprises [a] providing, between an inner carrier pipe and an outer pipe arranged parallel thereto, a holder which is provided with at least one...
6180203 Rotational moulding process  
A method for rotational molding of articles, including the step of rotationally molding a mixture of particulate plastics material comprising at least one thermoplastics material having a first...
6165397 Method for making tires and the like  
A method of manufacture for producing a molded article from a polyurethane material, utilizing a spin casting apparatus, preferably a non-pneumatic tire, where a mold that is formed in sections or...
6116374 Molded sound enclosure, and methods of making same  
An enclosure for enclosing sound-producing equipment (such as a marine propulsion system), the enclosure having first and second opposing end panels, first and second opposing side panels, a base...
6103775 Silane-grafted materials for solid and foam applications  
New cross-linked polymeric foam compositions, and methods for making the same, are provided. The new compositions utilize novel cross-linked polyolefin copolymers and show improvements in strength,...
6103153 Production of foamed low-density polypropylene by rotational molding  
Compositions and processing conditions are disclosed for the production by rotomolding of polypropylene foams, hither to satisfactorily produced only by injection molding and extrusion molding....
6083434 Rotational molding process for producing foamed articles  
Improved compositions useful for the production of rotomolded articles having a foamed interior and non-foamed exterior skin are provided. The compositions of the invention are comprised of a first...
6077907 Molded polyolefin parts of improved dimensional stability at elevated temperatures and improved stiffness  
Molded polyolefin articles of improved dimensional stability at elevated temperatures and improved stiffness and consist of mixtures of modified propylene polymers, which are synthesized by free...
6060006 Method of manufacture of synthetic stone article  
A baluster or spindle is formed by a casting method, and has a rigid, dense, hollow outer shell forming a decoratively shaped body portion having closed, planar opposed ends. A conduit extends...
6010650 Production of pipes insulated with foams  
A process for producing pipes insulated with foams comprises providing, between an inner carrier pipe and an outer pipe arranged parallel thereto, a holder which is provided with at least one...
5928584 Foamable compositions for rotational molding  
Novel molding compositions consisting essentially of a mixture of a skin-forming component and a foam core-foaming component physically dry-blended together. The skin-forming component comprises...
5922778 Rotational molding compositions and process for producing foamed articles therefrom  
Improved compositions useful for the production of rotomolded articles having a foamed interior and non-foamed exterior skin are provided. The compositions of the invention are comprised of a first...
5912315 Polymer composite, its molded article, and laminate  
The present invention relates to the polymer composite possesses excellent mechanical properties such as restorable ability or shock resistance, coating property, and adhesiveness. It is preferred...
5883145 Cross-linked foam structures of polyolefins and process for manufacturing  
New cross-linked polymeric foam compositions, and methods for making the same, are provided. The new compositions utilize novel cross-linked polyolefin copolymers and show improvements in strength,...
5883144 Silane-grafted materials for solid and foam applications  
New cross-linked polymeric foam compositions, and methods for making the same, are provided. The new compositions utilize novel cross-linked polyolefin copolymers and show improvements in strength,...
5837171 Method of encapsulating and sterilizing waste products for disposal or reuse  
A method of encapsulating and sterilizing waste material is disclosed. Medical waste is deposited inside of a mold. When full, the mold is charged with plastic and one of several reactants. The...
5830392 Compositions and process for rotational molding articles  
Improved compositions useful for the production of foamed rotomolded articles are provided. The compositions of the invention are comprised of a first thermoplastic resin component which is an...
5798437 Thermoplastic block copolymers  
An amphiphilic block copolymer including a hydrophilic internal segment and polymeric articles made therefrom.
5783611 Composition and process for rotational molding foamed articles  
Improved compositions useful for the production of foamed rotomolded articles are provided. The compositions of the invention are comprised of a first thermoplastic resin component which is an...
5741454 Method of making composite tiles containing waste plastic  
The present invention concerns a manufacturing process and a related product constituted of a tile in plastic material. The process comprises the following operative stages: crushing a...
5693271 Rotationally molding an insulated plastic molded door with integral hinge  
A high impact resistant rotationally molded door and process for molding the door is disclosed in which a hinge member is integrally molded to the door along one edge only. This hinge member forms...
5683636 Method of fan blade manufacture  
A blade for a fan is formed by rotomolding around a pre-positioned support member, part of which extends out of the mold, the support member being shaped, or being provided with one or more...
5645779 Molding part of thermoplastic resin and method of fabricating same  
A protector made of thermoplastic resin to which a foaming agent is added is adapted such that no foams are present in the thermoplastic resin forming a predetermined volume area including lock...
5639847 Preparation of conductive polyurethanes using a conductive quasi-solution  
A conductive quasi-solution useful for making a homogeneously conductive single-phase polyurethane, comprising a transition metal salt, a carrier solution, and a dispersing agent, wherein said...
5639801 Processing of anhydride-containing thermoplastic resins  
An anhydride-containing thermoplastic resin such as a styrene maleic anhydride copolymer is processed in a vented extruder in the present of a nitrogenous chemical blowing agent to both imidize at...
5624614 Methods of forming carvable shell articles  
The invention is in the field of three-dimensional hollow novelty items and their manufacture, particularly items such as artificial pumpkins that the consumer desires to carve or alter after...
5622763 Hydrocarbon vapor-impervious containers and process for producing them  
Containers, which are impervious to hydrocarbon vapors, in particular to fuel vapors, and comprise an outer shell of plastic material, which is coated with a polyamide layer at least on the surface...
5587117 Process for insulating pipes using polyurethane rigid foams by the rotational casting process  
The invention relates to a process for insulating pipes by applying a rigid polyurethane foam as an insulating layer and optionally an external top coating by the rotational casting process. The...
5534299 Process for insulating pipes  
A process for insulating pipes comprises applying at least one layer of a polyisocyanurate plastic and then at least one layer of rigid polyurethane foam to a steel pipe. The foam is covered with...
5470515 Rotational molding process for insulating pipes  
For insulating pipes by application of at least one insulating layer and at least one outer surface layer by rotational molding, a rigid polyurethane foam is used as the insulating layer while a...
5453230 Method for rotationally molding an article with a vulnerable insert  
Methods and apparatus for molding a solid article incorporating one or more vulnerable inserts are disclosed. Centrifugal casting methods for producing a finished article composed of single or...
5425907 Method of making a cylindrical filter cartridge  
A cylindrical polymer fiber filter cartridge for liquid filtration is formed by applying an acrylic latex binder, diluted with water, to a batt of thermoplastic polymer fibers and winding the batt...
5229047 Manufacture of microcellular foam tires  
A method and apparatus for producing foam elastomer tires for various uses including bicycle and wheel chair tires with a minimum amount of wasted material. The method involves spin casting the...
5223193 Process for preparing shaped bodies with integrated polyurethane skin, and shaped bodies obtained by such process  
Process for preparing shaped bodies with integrated polyurethane skin, which process comprises: (a) charging to a closed mould for rotational moulding a first premixed reactive polyurethane...
5173221 Method of molding and assembling structural  
Mobile structural unit molding and assembling apparatus includes a support portion, a raw material supplying portion, a molding portion, a unit transferring portion and a control portion. The...
5022838 Multi-axis rotational distributing apparatus  
Multi-axis rotational polymeric mixture distributing apparatus includes a raw material supplying portion, a supporting portion, a raw material mixing portion, a polymeric mixture distributing...
5011636 Structural unit and method for molding same  
An integrally molded plastic structural unit includes spaced support members joined by a web section disposed therebetween, each of the support members including spaced face sections and an...
4973438 Method for foam filling vinyl articles  
A method of making a foam filled polymer article includes the steps of compressing an expandable foam material (12) and containing the compressed expandable material (12) in a degradable container,...
4956234 Foamed PVC pneumatic ball  
A low-pressure inflatable article, made by rotomolding of polyvinyl chloride materials, featuring a lower weight as compared to similar articles made of the same material as well as improved...
4956135 Molding apparatus and method  
Continuous molding apparatus includes a raw material supplying portion, a mixing portion, a molding portion, a mixture delivery portion, a supporting portion and a control portion. Each reservoir...
Matches 1 - 50 out of 135 1 2 3 >