Dell Products Inc.

Nicholas D Abbatiello

Deeder M Aurongzeb

Xinhua Tian

Brian J Yates

Paul J Doczy

Jason Scott Morrison

Ernesto Ramirez

Xin Hua Tian

David Wheeler Williams

Chuan Beng Sim

B Bryce Busby

Andrew Thomas Sultenfuss

Laurent Andrew Regimbal

Priyank Gajiwala

Weijong Sheu

Polymeric compositions, methods of making the compositions, and composites, such as computer chassis containing the compositions are described. The polymeric compositions can contain 20 wt. % to 50 wt. % of post-consumer mechanical recycled polycarbonate and 10 wt. % to 50 wt. % of renewably sourced polycarbonate, wherein at least a portion of the renewably sourced polycarbonate being renewable content, wherein the polymeric composition comprises a total recycled and renewable content of at least 50 wt. %.

Recycled and renewable polymeric composition for computer chassis

A display cover can include a rectangular body having opposing outer and inner surfaces and an edge that connects the outer and inner surfaces. A central region, widthwise edge regions, and lengthwise edge regions can each define a portion of the outer and inner surfaces, and the edge regions each can extend from the central region to define a portion of the edge. The central region can be planar such that a plane lies between the outer and inner surfaces throughout the central region. Each of the widthwise edge regions can curve away from the central region such that a line that is tangent to the outer surface at the edge region is substantially perpendicular to the plane of the central region. The body's average thickness can be less than or equal to 0.5 mm, and the body can comprise at least a majority, by weight, of a polymeric material.

Curved-edge display covers and methods of making the same

A power cord assembly is disclosed. The assembly can include a plug at a first end of the power cord configured to be connected to a power source, a connector part at a second end of the power cord opposite to the plug and configured to be connected to an electronic device, one or more electrically conductive wires extending from the plug to the connector part, one or more insulators surrounding the one or more electrically conductive wires, and an outer jacket extending from the plug to the connector part and surrounding the one or more insulators. At least one of the plug, the connector part, the one or more insulators, or the outer jacket can include a polybutylene terephthalate (PBT)-polytetramethyleneoxide (PTMO) block copolymer having hard block and soft block segments, wherein the hard block segments comprise PBT and the soft block segments comprise PTMO. The hard block segments can include a first renewably sourced polymer obtained, at least in part, from a first bio-renewable source or a first polymer comprising a chemically recycled monomeric unit obtained, at least in part, from the first bio-renewable source. The soft block segments can include a second, different renewably sourced polymer obtained, at least in part, from a second, different bio-renewable source or a second polymer comprising a chemically recycled monomeric unit obtained, at least in part, from the second, different bio-renewable source.

Power cord assembly containing recycled and renewable polymeric compositions

Disclosed herein are single surface top covers for portable information handling systems, and that employ a substrate of thermoplastic fiberglass composite which is impregnated with polycarbonate material. The thermoplastic fiberglass composite material may be recyclable, and the thermoplastic fiberglass composite material may be impregnated with recycled polycarbonate material. A selective UV molding process may be employed to create multiple different finishes on the same upper surface of a single surface top cover by applying a nano coat of a textured UV light curable resin on at least a portion of the upper surface of a single surface top cover.

Single surface top covers for information handling systems

In accordance with embodiments of the present disclosure, a method for forming a layered composite structural member may include reducing post-consumable material in size into smaller particles, forming the smaller particles into a core layer of material, and coupling the core layer of material to at least one layer of laminate material.

Systems and methods for incorporating post-consumable material in layered composite

Polymeric compositions, methods of making the compositions, and composites, such as computer chassis containing the compositions are described. The polymeric compositions can contain 20 wt. % to 50 wt. % of a post-consumer mechanical recycled polycarbonate; 10 wt. % to 50 wt. % of a renewably sourced polycarbonate; 10 wt. % to 30 wt. % of a filler containing carbon fibers, wherein at least a portion of the carbon fibers are obtained from a post-industrial recycled source; and 5 wt. % to 15 wt. % of a flame retardant, wherein the polymeric compositions have a total recycled and renewable content of 50 wt. % to 90 wt. %.

A power cord assembly having a total recycled and renewable content of at least 25 wt. % is described. The power cord assembly can contain a plug at a first end of the power cord configured to be connected to a power source, a connector part at a second end of the power cord opposite to the plug and configured to be connected to an electrical or electronic device, one or more electrically conductive wires extending from the plug to the connector part, one or more insulators surrounding the one or more electrically conductive wires, and an outer jacket extending from the plug to the connector and surrounding the one or more insulators, where at least one of the plug, the connector part, the insulator, or the outer jacket contains a chemically recycled and/or renewably sourced thermoplastic block co-polymer elastomer.

A keyboard having a total recycled and renewable content of equal to or greater than 35 wt. %, based on the total weight of the keyboard is described. The keyboard contains a key cap containing a mechanically recycled polycarbonate polymer or a chemically recycled cellulose based polymer, a pair of cross arms forming a scissor-shaped structure containing a polymeric composition containing 60 wt. % to 100 wt. % of a polyoxymethylene polymer, and 0 wt. % to 40 wt. % of a filler containing glass, and a back light module containing a renewably source polycarbonate polymer or a chemically recycled polyester polymer.

Keyboard containing recycled and renewable polymeric compositions

Enclosure parts for portable information handling systems may be made by heat pressing material layers together. The material layers may include outer fiber-reinforced thermoplastic layers and a core thermoplastic layer comprising a plurality of thermoplastic film layers. The core thermoplastic layer may be die cut to create voids that reduce weight of the enclosure part. A finishing layer may be added, along with attachment features.

Thermoplastic composite materials for portable information handling system enclosures

Disclosed herein are apparatus and methods that may be implemented to provide gapless flexible backside coverings for foldable information handling systems. The disclosed apparatus and materials may be configured in one embodiment to provide an integrated and flexible backside covering that is continuous across at least the backside hinge area of a foldable computer device, and that allows the foldable computer device to open and close (or unfold and fold) without the presence of any gaps in the covering.

Flexible backside coverings and methods for hinged information handling systems

In accordance with embodiments of the present disclosure, a method for forming a structural member may include providing a sheet of structural material and compression molding an in-mold decoration film to a side of the sheet of structural material. In accordance with these and other embodiments of the present disclosure, a method for forming a structural member may include providing a sheet of structural material and adhesively bonding a chassis attachment frame to the sheet of structural material, the chassis attachment frame having one or more attachment features for mechanically coupling the structural member to other one or more other components. In accordance with these and other embodiments of the present disclosure, a method for forming a structural member may include providing a sheet of structural material and molding a chassis attachment frame comprising sheet molding compound to the structural material.

Systems and methods for manufacturing structural materials

In one or more embodiments, one or more systems, methods, and/or processes may place a first outer layer, a core layer, and a second outer layer in a mold; and may heat the mold to at least thirty degrees Celsius above a glass transition temperature (Tg) for a period of time. In one or more embodiments, the polycarbonate fibers may be between eight and ten deniers per filament. In one or more embodiments, the Tg may be no more than 105 degrees Celsius. In one or more embodiments, the one or more systems, methods, and/or processes may further allow the first outer layer, the core layer, and the second outer layer to cool below the Tg, after the period of time. For example, after the layers cool, a shear modulus of the core layer may be in a range of 0.9868 megapounds per square inch (msi) to 2.2730 msi.

Thermoplastic carbon fiber laminate with a randomly oriented fiber core layer

Systems and methods are disclosed for integration of an electrically functional structure in an information handling system. An information handling system may include may include a housing including a first housing portion coupled to a second housing portion. The first housing portion may include an electrically functional structure integrated within the first housing portion. The first housing portion may also include a first layer and a structural adhesive applied to the first layer. The first housing portion may further include a second layer and a thermally conductive adhesive applied to the second layer to bond the second layer to the first layer. The first housing portion may also include a PCB layer coupled between a first PCB and a second PCB, the PCB layer bonded to the second layer, and the electrically functional structure includes the first PCB and the second PCB.

Growing community of inventors

Round Rock, TX, United States of America

Nicholas D Abbatiello