Cool Options, Inc.

Cool Shield, Inc.

Chip Coolers, Inc.

Cool Polymers, Inc.

Ticona Gmbh

Cool Options, Inc. a New Hampshire Corp.

Cool Optins, Inc.

Kevin A McCullough

E Mikhail Sagal

James D Miller

James Vernon Miller

Jeffrey J Panek

Young Shin Kim

Xinyu Zhao

William B Rife

Lyle James Smith

Mikhail Sagal

A polymer composition that has an in-plane thermal conductivity of about 2.0 W/m-K or more is provided. The composition comprises 100 parts by weight of at least one aromatic polymer; from about 10 to about 50 parts by weight of an inorganic material having a hardness value of about 2.5 or more based on the Mohs hardness scale; and from about 20 to about 80 parts by weight of a thermally conductive particulate material having an average size of from about 1 to about 100 micrometers.

Thermally conductive polymer composition

A camera module that comprises a molded part is provided. The molded part includes a polymer composition that has an in-plane thermal conductivity of about 2.0 W/m-K or more. The polymer composition includes an aromatic polymer and a thermally conductive particulate material.

Camera module

A screw and method for processing metal, metallic alloys, and metal matrix composites in a plastic injection molding machine is disclosed. The screw includes shank with a screw shaft extending from the shank. The screw shaft includes a rear portion proximate to the shank, a middle portion proximate the rear portion, and a front portion proximate the middle portion. Flights extend from the rear portion of the screw shaft for advancing material through the plastic injection molding machine into the middle portion of the screw shaft. Flights may optionally be included in the front portion of the screw.

Screw design and method for metal injection molding

A method of metal injection molding on a plastics injection molding machine having a heated barrel with an increasing temperature gradient is disclosed. The method comprises the steps of providing a metal alloy feedstock including a first metal alloy with a first melting point and a second metal alloy with a second melting point that is higher than the first melting point, the first metal alloy and the second metal alloy providing a gradient in composition of solids to liquids paralleling the temperature gradient of the heated barrel, feeding the first metal alloy and the second metal alloy into the plastics injection molding machine, heating the first metal alloy and the second metal alloy within the plastics injection molding machine to about 500-700&#xb0; F./260-372&#xb0; C.; and forming an equilibrium of about 5% to about 30% solids to liquids between the first metal alloy and second metal alloy within the heated barrel.

Multi-component composition metal injection molding

A method of metal injection molding on an injection molding machine having a heated barrel with an increasing temperature gradient is disclosed. A first step includes providing a metal alloy feedstock including a first component having a first melting point and a second component having a second melting point that is higher than the first melting point, the first melting point and the second melting point selected to match the temperature gradient of the heated barrel of the injection molding machine. A second step includes feeding the metal alloy feedstock into the injection molding machine. A third step includes melting the metal alloy feedstock within the heated barrel of the injection molding machine. A fourth step includes maintaining the percentage of solids to liquids in the metal alloy feedstock of the first component and second component within a processable range of about 5% to about 30%.

A method of processing metal, metallic alloys, and metal matrix composites in a plastics injection molding machine is disclosed. The method includes the steps of providing a plastics injection molding machine having a screw. A step of removing the screw is included in the method. A step of replacing the screw with a modified screw configured and arranged for processing metals is also included. Alternatively, a step of removing the flights from the middle portion of the original screw shaft may be included.

A method is provided for forming a feedstock material for use in net shape molded component that includes an integral metallized coating or layer on the exterior surface thereof. The feedstock includes a carefully matched mixture of polymer resin and a metallic alloy that is suitable for use in a molding method that includes melting and injecting the material into a mold cavity under pressure. Due to the differential in material viscosities, the metal tends to migrate to the outer surface of the molded part when placed under pressure, ultimately creating a net shape molded part having a polymer core with a metallic layer at the exterior surfaces thereof.

Molding method for forming in-mold metallized polymer components

A metal alloy feedstock and method for metal injection molding is disclosed. The alloy includes at least two components, such as a first component and a second component. The first component has a first melting point and the second component has a second melting point higher than the first melting point. The first melting point and the second melting point match to the temperature gradient of the heated barrel of an injection molding machine whereby when fed into the injection molding machine the first component melts prior to the second component melts and enables the second component to solute into the first component. Additional components may also be used.

A polymer composition having high thermal conductivity and dielectric strength is provided. The polymer composition comprises a base polymer matrix and a thermally-conductive, electrically-insulating material. A reinforcing material such as glass can be added to the composition. The polymer composition can be molded into packaging assemblies for electronic devices such as capacitors, transistors, and resistors.

Polymer electronic device package having high thermal conductivity and dielectric strength

A method for making a thermoplastic, thermally-conductive interface article is provided. The method used to make the interface article involves injection-molding a moldable composition into molding members. The moldable composition contains a base thermoplastic elastomer matrix, thermally-conductive filler material, and temperature-activated phase change material. The thermally-conductive articles can be used as thermal interfaces to dissipate heat from heat-generating electronic devices.

Method for making thermoplastic thermally-conductive interface articles

A method is provided for forming a net shape molded component that includes an integral metallized coating or layer on the exterior surface thereof. The method includes injecting a carefully matched mixture of a molten polymer resin and a molten metallic alloy into a mold cavity under pressure. Due to the differential in material viscosities, the metal tends to migrate to the outer surface of the molded part when placed under pressure, ultimately creating a net shape molded part having a polymer core with a metallic layer at the exterior surfaces thereof. Further, the present invention provides for the compounding of a feedstock suitable for use in conjunction with the method described above.

In-mold metallized polymer components and method of manufacturing same

A net-shape molded heat sink is provided which includes a thermally conductive main body and a number of thermally conductive fins integrally connected to and emanating from the main body. The heat sink is formed by overmolding a carbon-carbon matrix core plate with a thermally conductive polymer composition that is filled with thermally conductive filler material. The molded heat sink is freely connecting through the part which makes it more efficient and has an optimal thermal configuration.

Heat sink assembly with overmolded carbon matrix

The apparatus for generating ionic flow of media includes a DC voltage supply having a positive terminal and a negative terminal with a collector connected to the negative terminal of the direct current voltage supply. The collector has a substantially tubular configuration with a rear and front section with inwardly tapering frusto-conical section therebetween. An emitter pin is connected to the positive terminal of the direct current voltage supply with the majority of the tip being located within the frusto-conical section of the collector. Alternatively, the front section of the collector may be made of a dielectric material, such as plastic. As a result, fluid flow, such as air flow, is generated from the input port of the rear section of the collector, through the frusto-conical section of the collector and out the output port of the front section of the collector.

Ionic flow generator for thermal management

A thermally-conductive polymer composition suitable for making molded reflector articles having light-reflecting surfaces is provided. The composition comprises: a) about 20% to about 80% by weight of a base polymer matrix such as polycarbonate; and b) about 20% to about 80% by weight of a thermally-conductive carbon material such as graphite. The composition can be used to make reflector articles such as housings for automotive tail lamps, head lamps, and other lighting fixtures. A method for manufacturing reflector articles is also provided.

Thermally-conductive plastic articles having light reflecting surfaces

The present invention relates to thermally conductive, elastomeric pads. The pads can be made by injection-molding a thermally conductive composition comprising about 30 to 60% by volume of an elastomer polymer matrix and about 25 to 60% by volume of a thermally conductive filler material. The resultant pads have heat transfer properties and can be used as a thermal interface to protect heat-generating electronic devices.

Growing community of inventors

North Kingstown, RI, United States of America

Kevin A McCullough