Abstract: Coextruded articles comprising first and second layers each having first and second opposed major surfaces and between the first and second layers a series of first walls providing a series of microchannels, and methods for making the same. Embodiment of coextruded articles described herein are useful, for example, in cushioning applications where high levels of compression are desired.

Abstract: A kit (1500) for negative pressure and immobilization therapy includes a negative pressure dressing (100) configured to define a sealed volume between a patient's skin and the negative pressure dressing when applied to the patient, a pump (200) configured to be placed in pneumatic communication with the negative pressure dressing and operable to displace air from the sealed volume, and a heat-moldable splint (900). The heat-moldable splint includes a plurality of flexible tubes formed of a first material and coupled together to form a web and a second material positioned in the flexible tubes and having a lower softening or melting point than the first material.

Abstract: Netting (100) comprising an array of polymeric strands (101, 102), wherein the polymeric strands (101, 102) are periodically joined together at bond regions (105) throughout the array with spaces (103, 109) between adjacent strands, wherein at least a plurality (i.e., at least two) of the strands are hollow polymeric strands (i.e., a hollow core (106) with a sheath (107) surrounding the hollow core), and wherein at least 50 percent by number of the strands do not substantially cross over each other. In some embodiments, the core comprises fluid. Embodiments of nettings described herein are useful for example, for thermal transport in thermal interface articles used to control the temperature of and/or dissipate heat for electronic components and batteries or mechanical devices.

Abstract: A web. The web includes an array of discrete polymeric tubes, wherein the cross-section of each polymeric tube has a non-circular shape; wherein adjacent polymeric tubes has a bond region; wherein polymeric tubes are hollow polymeric tubes; wherein adjacent polymeric tubes are connected at bond regions; and wherein the web is a continuous web.

Abstract: Articles (100, 200, 300) comprising first (101, 201, 301) and second layers (102, 202, 302) each having first and second opposed major surfaces and between the first and second layers a series of first walls (110, 210, 310) having aspect ratios between 1.5 and 5 providing a series of microchannels, and methods for making the same. Embodiment of coextruded articles described herein are useful, for example, in cushioning applications where high levels of compression are desired.

Abstract: Pressure sensitive adhesive-coated articles comprising first and second layers each having first and second opposed major surfaces and between the first and second layers a series of first walls providing a series of microchannels, and methods for making the same. Embodiment of articles described herein are useful, for example, in cushioning applications where high levels of compression are desired.

Abstract: A system including a polymeric sheet. The polymeric sheet comprises a base sheet having a first surface and a second surface opposite the first surface and a multiplicity of spaced rails projecting from the first surface of the base sheet. The rails comprise a stem portion attached to and substantially upright from the first surface of the base sheet and a top portion on the distal end of the stem opposite the base sheet. The top portion comprises a first surface opposite the base sheet and a second surface facing the first surface of the base sheet. Additionally, the rails have a length greater than the width of the stems. The first surface of the base sheet, the second surface of the top portion and the surface of the stem defines a cavity with walls, and an adhesive coated on at least a portion of the cavity wall.

Abstract: A battery system includes a plurality of battery cells and a heat exchanger including a plurality of channels for transporting fluid. The channels extend generally along a first direction and are arranged along an orthogonal second direction. Each channel in the plurality of channels has a major surface disposed to contact the fluid. An integrally formed polymeric sheet extending along the first and second directions includes at least a portion of the major surface of each channel in the plurality of channels. A major surface of the heat exchanger is in thermal contact with a major surface of the plurality of battery cells.

Abstract: A web. The web includes an array of discrete polymeric tubes; a plurality of spacer segments between at least a plurality of adjacent polymeric tubes; wherein polymeric tubes are hollow polymeric tubes; wherein the web is a continuous web.

Abstract: (Co)polymer matrix composites including a porous (co)polymeric network; a multiplicity of thermally-conductive particles, and a multiplicity of endothermic particles distributed within the (co)polymeric network structure; wherein the thermally-conductive particles and endothermic particles are present in a range from 15 to 99 weight percent, based on the total weight of the particles and the (co)polymer (excluding the solvent). Optionally, the (co)polymer matrix composite volumetrically expands by at least 10% of its initial volume when exposed to a temperature of at least 135° C. Methods of making and using the (co)polymer matrix composites are also disclosed. The (co)polymer matrix composites are useful, for example, as heat dissipating or heat absorbing articles, as fillers, thermal interface materials, and thermal management materials, for example, in electronic devices, more particularly mobile handheld electronic devices, power supplies, and batteries.

Abstract: (Co)polymer matrix composites including a porous (co)polymeric network; a nonvolatile diluent, and a multiplicity of thermally-conductive particles distributed within the (co)polymeric network; wherein the thermally-conductive particles are present in a range from 15 to 99 weight percent, based on the total weight of the (co)polymer matrix (including the thermally-conductive particles and the nonvolatile diluent). Optionally, the (co)polymer matrix composite volumetrically expands by at least 10% of its initial volume when exposed to a temperature of at least 135° C. Methods of making and using the (co)polymer matrix composites are also disclosed. The (co)polymer matrix composites are useful, for example, as heat dissipating or heat absorbing articles, as fillers, thermal interface materials, and thermal management materials, for example, in electronic devices, more particularly mobile handheld electronic devices, power supplies, and batteries.

Abstract: Coextruded polymeric netting having a machine direction comprising: a plurality of pairs of: first segments each having first and second opposed major surfaces and a thickness, the first segments comprising first material; second segments comprising second material, wherein adjacent first segments are joined together via a second segment, wherein the second segments extend from the second major surface past the first major surface of each first adjacent segment and has a distal end, the second segments having first and second opposed major surfaces, wherein there is a gap between adjacent second segments; and a third material, different from the first and second materials on at least one of the first or second major surfaces of at least every other second segment, wherein the first segments, second segments, and third material each extend continuously for at least 5 mm in the machine direction, and wherein first and second materials of adjacent pairs are periodically bonded together in the machine direction.

Abstract: Article comprising first and second coextruded polymeric nettings, the first and second coextruded polymeric nettings each having a machine direction comprising: a plurality of pairs of: first segments each having first and second opposed major surfaces and a thickness, the first segments comprising first material; second segments comprising second material, wherein adjacent first segments are joined together via a second segment, wherein the second segments extend from the second major surface past the first major surface of each first adjacent segment and has a distal end, the second segments having first and second opposed major surfaces, wherein there is a gap between adjacent second segments; and a third material comprising adhesive, different from the first and second materials on at least one the first or second major surfaces first segment, wherein the first segments, second segments, and third material each extend continuously for at least 5 mm in the machine direction, and wherein first and second m

Abstract: Coextruded articles comprising first and second layers each having first and second opposed major surfaces and between the first and second layers a series of first walls providing a series of microchannels, and methods for making the same. Embodiment of coextruded articles described herein are useful, for example, in cushioning applications where high levels of compression are desired.

Abstract: Coextruded polymeric article comprising first segments each having first and second opposed major surfaces and a thickness, the first segments comprising first material; second segments comprising second material, wherein adjacent first segments are joined together via a second segment, wherein at least 10 percent by number of the second segments extend from the second major surface past the first major surface of each first adjacent segment and has a distal end, the second segments having first and second opposed major surfaces, wherein there is a gap between adjacent second segments; and adhesive on the first and second major surfaces of at least every other second segment except a portion of the major surface adjacent to the respective distal end is free of the adhesive, wherein the first segments, second segments, and adhesive each extend continuously for at least 5 mm. Uses for coextruded polymeric articles described herein include adhesive articles and household cleaning products (e.g.

Abstract: Coextruded articles comprising first and second layers each having first and second opposed major surfaces and between the first and second layers a series of first walls providing a series of microchannels, and methods for making the same. Embodiment of coextruded articles described herein are useful, for example, in cushioning applications where high levels of compression are desired.

Abstract: A method of transferring a shaped particle to a substrate includes providing a scrim of at least two elongate strands periodically joined together at flexible bond regions to form an array of apertures between the strands. The scrim is extended along at least one direction to increase the minimum dimension of the apertures. Shaped particles are applied to the extended scrim and at least a portion of the shaped particles enter in at least some of the apertures therein. The extended scrim is relaxed and frictionally retains the particles between the elongate strands. The particle loaded scrim is extended along at least one direction to release and transfer the shaped particles to the substrate in a predetermined orientation.

Abstract: A winding core comprising: (a) a cylindrical tube having an outer surface and a longitudinal axis; and (b) a core covering comprising a polymeric netting having opposing interior and exterior sides disposed on the outer surface of the cylindrical tube, wherein the polymeric netting comprises an array of a plurality of polymeric ribbons and a plurality of polymeric strands arranged in sheet form with each polymeric ribbon bonded to one or two adjacent polymeric strands and each polymeric strand bonded to one or two adjacent ribbons. Also, rolls of web material wound upon such cures in roll form.

Abstract: One or more embodiments of a respirator that includes a polymeric netting is disclosed. The respirator can include a mask body including a perimeter, a harness attached to the mask body, and a face seal disposed adjacent at least a portion of the perimeter of the mask body. In one or more embodiments, the face seal includes a polymeric netting including polymeric ribbons and polymeric strands, where each of the polymeric ribbons and strands having a length, width, and height, where the length is the longest dimension, the width is the shortest dimension, and the height is the dimension transverse to the length and the width. The polymeric ribbons have a height-to-width aspect ratio of at least 5 to 1, a major surface that is intermittently bonded to only one polymeric strand, and a height that is at least two times greater than a height of the one polymeric strand.

Abstract: A laterally-stretched netting comprising a patterned abrasive layer on a first major surface thereof, and methods of making.