948 results about "Absorbent material" patented technology

An absorbent article having a front edge intended to be positioned at a front side of a person and a rear edge intended to be positioned at a rear side of a person, said absorbent article comprising a liquid pervious topsheet, a liquid impervious backsheet, and an absorbent material between said topsheet and said backsheet, wherein at least a first spacer element is included between said topsheet and said backsheet, wherein the first spacer element has a top side facing the topsheet, a bottom side facing the backsheet, and a number of lateral sides between the top and the bottom side, and wherein the absorbent material extends along at least two opposite lateral sides of the first spacer element; said first spacer element being configured to guide liquid to the absorbent material upon wetting of the absorbent article.

A method of manufacturing an absorbent core for a disposable absorbent hygiene article includes providing a first core cover web and at least one pleat in the first core cover web; applying an adhesive to the pleated first core cover web; bringing the pleated first core cover web into conformance with a recess, the recess including at least one channel-forming element arranged on a bottom surface of the recess and causing the pleat to at least partially unfold at the channel-forming element; applying absorbent material on the first core cover web in the recess; applying an adhesive on a second core cover web; applying the second core cover web to the first core cover web; forming an absorbent laminate by pressing together the second and first core cover webs; and forming individual absorbent cores by severing the absorbent laminate. An absorbent core and an absorbent article including the absorbent core are also disclosed.

The invention relates to a three-dimensional stacked high-power multi-channel dual-polarization airtight packaging T / R assembly, which comprises a power supply modulation layer, a multifunctional processing layer and a power amplifier low-noise amplifier layer which are sequentially stacked from bottom to top, and electrical interconnection among the three circuit layers and with the outside is realized by adopting the BGA solder balls. The three circuit layers adopt LTCC (Low Temperature Co-Fired Ceramic) or HTCC (High Temperature Coefficient Chip) to realize an integrated packaging structure with a cavity; the interior of the integrated structure is divided into a plurality of same independent cavities so as to accommodate circuits and structures of the channels; a signal transmission structure and a grounding through hole array are arranged in the cavity wall of the integrated structure, so that electrical interconnection, impedance matching and electromagnetic shielding inside and outside the package are realized; each cavity is sealed in an independent airtight mode through a metal cover plate. When necessary, a wave-absorbing material is added in the cavity to prevent self-excitation of the assembly. According to the invention, the product structure and the production process are simplified, the production efficiency, the packaging efficiency and the yield are improved, and the cost is reduced; the power capacity and the reliability of the product are improved, and the maintainability is good.

A syringe assembly includes (1) a syringe barrel defining a chamber; (2) a plunger mounted in the chamber and moveable with respect to the barrel; and (3) a cap assembly containing a cap and an absorbent material is removably attached to the plunger. A strip package includes at least two cap assemblies. Each of the cap assemblies includes a cap holder and an antiseptic cap positioned in the cap holder. The antiseptic cap includes a sidewall defining a chamber and an antiseptic substance within the chamber. A strip extends over at least two cap assemblies. The strip includes a first seal engaged to the cap holder and a second seal engaged to the antiseptic cap.

Disclosed herein are embodiments of a wound treatment apparatus with electronic components integrated within a wound dressing. In some embodiments, a wound dressing apparatus can comprise a wound dressing. The wound dressing can comprise an absorbent material, an electronics unit comprising a negative pressure source, the electronics unit integrated within the wound dressing and at least partially encapsulated by a flexible film. The flexible film can comprise a window or aperture configured to permit fluid communication between the absorbent material and the negative pressure source. In some embodiments, a wound dressing apparatus can comprise a wound contact layer, an absorbent layer over the wound contact layer, the absorbent layer comprising one or more apertures, a cover layer configured to cover and form a seal over the wound contact layer and the absorbent layer, and an electronics assembly comprising a negative pressure source. A portion of the cover layer overlying the one or more apertures in the absorbent layer can be configured to be compressed within the aperture in the absorbent layer when negative pressure is applied to the wound dressing apparatus. The compressed cover layer can indicate a level of negative pressure below the cover layer. In some embodiments, the wound dressing apparatus can comprise an indicator material layer and a cover layer configured to cover and form a seal over the wound contact layer and the indicator material layer. The indicator material layer can be configured to protrude relative to a surrounding surface of an upper surface of the wound dressing apparatus when negative pressure is applied to the wound dressing apparatus and the protruding indicator material layer indicates a level of negative pressure below the cover layer.

An absorbent repositioning pad includes an upper layer including a liquid permeable material, and a lower layer having relatively lower friction surface than the upper layer. The absorbent repositioning pad further includes a first intermediate layer between the upper and lower layers and including an absorbent material, and a second intermediate layer between the first intermediate layer and the lower layer and including a liquid impermeable material.

A method of forming a composite particle useful as an animal litter is provided. An absorbent core is formed from an absorbent material. A coating composition is formed by combining a coating material and a binder and heat treating the combined coating material and binder and the resulting coating composition is coated on the absorbent core.

An apparatus for forming a wrapped absorbent structure feeds a continuous web layer onto a depression of a core-forming drum, with absorbent material deposited onto the continuous web layer and into the depression and another continuous web layer being applied over the continuous web layer and the absorbent material to enclose the absorbent material therebetween. A pleating system forms one or more folds in one or both of the continuous web layers, with each fold being a continuous fold running in the machine direction so as to form a pleated web layer having portions overlapped in a cross-machine direction. An attachment means forms substantially temporary bonds in the overlapped portions of the pleated web layer that have a bond strength great enough to maintain the continuous fold in the wrapped absorbent core during forming of the wrapped absorbent structure and when the absorbent material is in a substantially dry state.

An absorbent core for absorbent articles such as diapers comprising a core wrap comprising a top side and a bottom side, an absorbent material between the top side and the bottom side of the core wrap, a first and second longitudinally-extending channel-forming areas disposed on opposite sides of the longitudinal axis and substantially free of absorbent material preferably through which the top side of the core wrap is preferably attached to the bottom side of the core wrap. The core has a central absorbent zone between the first and the second channel-forming areas and a first and second lateral absorbent zones disposed laterally outwardly. The basis weight of the absorbent material in the central absorbent zone is higher than the basis weight of the absorbent material in each of the lateral absorbent zones for at least a first transversal section (S1). This relation is inverted along a second transversal section (S2) of the core. The first and second sections have each a length in the longitudinal direction of at least 10 mm.

The invention provides a method for recycling a carbon fiber material from a waste wind power blade main beam carbon plate, hydrophilic carbon fibers and a wave-absorbing material, and belongs to the technical field of waste recycling and reusing and electromagnetic wave absorbing materials. The wave-absorbing material is prepared by the following steps: recycling a carbon fiber material in a waste wind power blade main beam carbon plate by pyrolyzing the waste wind power blade main beam carbon plate, crushing the carbon fiber material into powder by a ball mill, doping recycled carbon fibers and recycled carbon fiber powder according to a certain proportion, preparing the recycled carbon fibers and the recycled carbon fiber powder into a composite wave-absorbing material sample by using epoxy resin as a matrix through a template method, and preparing the composite wave-absorbing material sample into a sample. Finally, a composite wave-absorbing material product with excellent wave-absorbing performance is obtained. The recycled carbon fiber material can be subjected to surface modification in a pyrolysis oxidation mode, clean hydrophilic carbon fibers are obtained, the treated carbon fiber surface has more oxygen-containing groups, the interfacial compatibility and bonding strength of the carbon fiber and a matrix can be improved, and the carbon fiber material can be suitable for compounding of other various materials.

A fluid wicking and absorbing device is disclosed. The device may include a first layer made of a flexible hydrophobic material, and a second layer made of a flexible hydrophilic material. The device may further include a third layer disposed between the first layer and the second layer. The third layer may be made of a flexible fluid absorbent material. The device may additionally include a palm or finger insertion unit disposed on the first layer. The palm or finger insertion unit may include four edges. A first pair of opposing edges may be attached to the first layer, and a second pair of opposing edges may not be attached to the first layer and forms an opening configured to receive a user palm or finger.

An absorbent material suitable for cat litter among other things may include glucomannan of a known purity and biodegradable and / or non-biodegradable additives / base material.

The invention discloses a waterproof, breathable and differential calibration packaging device and method for a gas sensor, and the device is characterized in that the top of a sensor housing is provided with a waterproof and breathable film, so that tested gas can rapidly pass through the waterproof and breathable film, and the speed of water vapor entering a test space is reduced; the fan drives the gas to flow between the test space and the absorption space, so that water vapor or water vapor / tested gas entering the test space can be adsorbed. If the absorption space is filled with the water absorption material, the water vapor in the test space is removed by combining the water vapor slow permeation effect of the waterproof breathable film and the air flow driving function of the fan. If the absorption space is filled with a water absorption material and a selective filtering material, intermittent flow of gas in the test space is realized through starting and stopping of the fan, a dynamic response signal of the gas sensor is obtained, and zero calibration of the gas sensor is realized by utilizing an output signal when the fan is started; and the anti-interference detection of the gas sensor is realized by utilizing the output signal difference in the on and off states of the fan.

A liner for an endoscope storage tray is provided. The liner has an interior comprising a flexibly deformable material substantially impermeable to fluids and an absorbent material disposed within or attached to at least a portion of the flexibly deformable material. The liner is configured to temporarily line at least an interior of the endoscope storage tray. Systems and methods are also provided.

An absorbent core having a length in a longitudinal direction and a width in a transverse direction, including upper and lower core cover layers and absorbent material sandwiched therebetween, and a pair of channels extending in the longitudinal direction in the absorbent material, each of the channels being free or substantially free from absorbent material and having a channel seal extending therein and joining the core cover layers. For at least one transversal segment of the absorbent core including the channel seals, one core cover layer has a first width between the channel seals, and the other core cover layer has a second width between the channel seals, wherein the first and second widths of the core cover layers are the widths of the core cover layers between the channel seals in an unfolded, flat-out state and wherein the first width is no less than 120% of the second width.

An absorbent article for personal hygiene such as a diaper, or training pant, or incontinence insert, the absorbent article comprising: a liquid permeable topsheet; a liquid impermeable backsheet; an absorbent core positioned between said topsheet and backsheet, an indicator for indicating the presence of exudates and being positioned on a body-facing side of said backsheet, the indicator comprising an electrically conductive material, the article further comprising a detection device that can be removably attached to the absorbent article such to become in electrical communication with said indicator when attached to said article to measure a change in resistance or capacitance in response to a voiding event, wherein the absorbent core comprises a core wrap enclosing absorbent material therein and wherein a top layer of the core wrap is joined to a bottom layer of the core wrap to form one or more channels substantially free of absorbent material, and wherein the indicator comprises a pattern that extends inboard and / or outboard of said channel(s) such that it does not substantially overlap with said channel(s).

Disclosed is a liquid removal drypad and liquid removal system suitable for absorbing and removing liquid produced by an individual. The drypad can include one or more perforated conduits arranged with an absorbent material. A source of reduced pressure can be connected to the one or more perforated conduits to remove liquid from the drypad. The drypad can be positioned under a patient and liquid produced by the individual can be removed by applying reduced pressure to the drypad. The drypad can be made by combining one or more conduits with an absorbent material.

A disposable diaper product useful for collecting a urine sample from an infant is disclosed. In one example the product may have a liquid control structure overlying a liquid impermeable backsheet, with a plan surface area defining a volume coextensive therewith, wherein a portion of the volume defined by at least 50 percent of the plan surface area contains no more than 50 percent by weight absorbent material. In another example the product may have a liquid control structure overlying a liquid impermeable backsheet, and have an average Liquid Release Ratio of at least 3 percent. A method for collecting a urine sample from an infant is also disclosed, in which a diaper is used for collection.

A device for connection to a medical connector includes an outer cap, an inner cap, and a peelable seal. The outer cap is configured to define a chamber for receiving absorbent material and a disinfectant or antimicrobial agent. The outer cap includes one or more threads adapted for engagement with a female Luer connector. The inner cap includes one or more threaded tabs adapted for engagement with a male Luer connector. The peelable seal prevents the disinfectant or antimicrobial agent from leaving the chamber.

Absorbent structures and methods of forming absorbent structures are disclosed. An absorbent structure may comprise a body side liner (28), an outer cover (26), and an absorbent structure. The absorbent structure may comprise a top material, a bottom material, a lofty nonwoven reinforcing material between the top material and the bottom material, and an absorbent layer of superabsorbent particles (318) and adhesive filaments (316) between the top material and the lofty nonwoven. The superabsorbent particles (318) may be present at greater than 90% by weight of absorbent material, and the adhesive filaments (316) may form a three-dimensional mesh network comprising network adhesive filaments (316) with the superabsorbent particles (318) immobilized within the mesh network, the network adhesive filaments (316) and superabsorbent particles (318) extending throughout a three-dimensional space defined by the network adhesive filaments (316) and the superabsorbent particles (318), with the network adhesive filaments (316) extending in random orientations throughout the three-dimensional space.

The invention discloses a graphene-based ultra-low-profile lightweight bucket integrated ultra-wideband antenna, and the antenna comprises a system floor which comprises a bottom plate and a frame which is arranged at the periphery of the bottom plate and wraps the whole antenna; the isolation metal is located in the system floor, is parallel to the short frame of the system floor and coincides with the perpendicular bisector of the long frame of the system floor, and two ends are connected with the long frame of the system floor; the wave-absorbing material is positioned in the system floor and is symmetrically distributed by taking the isolation metal as an axis; the dielectric substrate is positioned above the wave-absorbing material, is symmetrically distributed by taking the isolation metal as an axis, and is the same as the wave-absorbing material in length and width; and the patch dipole antennas are located above the dielectric substrate and symmetrically distributed with the isolation metal as the axis, the working frequency bands of the two patch dipole antennas range from 0.3 GH to 4 GHz, and 30 dB isolation exists between the two patch dipole antennas. The invention has the advantages of light weight, stability, strong adaptability and higher detection performance.

The present invention relates to an electrostatic spray device comprising: a water tank unit having one open side and accommodating a liquid base solution; an electrode unit, which applies power to the base solution so as to generate a potential difference for droplet formation of the base solution; and a nozzle unit which is provided inside the water tank unit and which discharges the base solution in the droplet form by means of the potential difference, wherein the nozzle unit has a lower portion immersed in the base solution, and thus can autonomously absorb the base solution. Therefore, the present invention can spray micro-droplets by means of electrostatic spraying.

A leak mitigation system for a fluid-cooled computing device includes an absorbent pad having a fluid sensor connected to an absorbent material. The absorbent pad is placed in a position relative to the fluid-cooled computing device to collect fluid from the cooling system. The sensor detects the presence of a fluid absorbed by the absorbent material and the leak mitigation system implements a leak mitigation protocol.

Drying towels comprise an upper outer material layer formed from a fiber-containing material that is adhered to an upper surface of an inner absorbent material layer. The inner absorbent material layer may comprise one or more surface features that may be openings or grooves. The drying towel includes a lower outer material layer formed from a fiber-containing material that is adhered to a lower surface of the inner absorbent material layer. The inner absorbent material layer upper and lower surface may be covered by the respective upper and lower material layers sandwiching or encapsulating the inner absorbent material layer therebetween. An adhesive material may adhere the upper and lower material layers to the inner adhesive material layer and form a laminate construction. An edging material may be attached along a peripheral edge of the drying towel and cover peripheral ends of the upper and lower outer material layers.

The present invention provides a FeNiHo / carbon nanofiber composite absorber and a preparation method thereof, an absorbent material and a preparation method thereof, and belongs to the technical field of electromagnetic wave absorbing materials. The present invention first mixes iron salt, nickel salt, holmium salt and polyvinyl pyrrolidone in a mixed solvent, and electrostatically spins the obtained spinning precursor solution to obtain a nanofiber membrane; the nanofiber membrane is sequentially subjected to pre-oxidation treatment and carbonization treatment to obtain a FeNiHo / carbon nanofiber composite absorber. The FeNiHo / carbon nanofiber composite absorber, paraffin and petroleum ether are mixed, and then pressed and irradiated with ultraviolet light to obtain an absorbing material. The FeNiHo alloy nanoparticles in the composite absorber improve the impedance matching performance and electromagnetic wave attenuation ability of the carbon nanofiber. The obtained absorbing material can achieve the purpose of real-time adjustment of the absorption frequency by irradiation with ultraviolet light.

A bath towel, a bath towel system, an absorbent drying system, a process, and methods of use are presented. More specifically, and without limitation, the present disclosure relates to a drying system which enables a first user to conveniently hold and dry a second user such as a child, infant, toddler, animal, pet, or the like. More specifically, and without limitation, the present disclosure relates to an absorbent material which prevents the first user from becoming wet or damp, while enabling the first user to handle objects, and the like, which are wet; and dry wet objects or second users. Thus, an easy to use, comfortable, drying apparatus which prevents the adult user or first user from becoming wet during use.

[Problem] To provide a process capable of separating and recovering carbon dioxide from a large amount of combustion exhaust gas in a manner that is space-saving and energy-saving. [Solution] Provided is a method for recovering carbon dioxide comprising: an absorption step in which a combustion exhaust gas including carbon dioxide is passed through a radial flow-type separation device provided with an absorbent material so that the absorbent material absorbs the carbon dioxide; and a release step in which steam is passed through the separation device to release the carbon dioxide from the absorbent material.

The invention pertains to an absorbent article (10) comprising : - a liquid pervious topsheet (14) consisting essentially of natural fibers, - a liquid impervious backsheet (16) comprising a plastic material, - an absorbent core (12) arranged between said topsheet (14) and backsheet (16) comprising absorbent material, wherein the topsheet (14) and the backsheet (16) are attached via attachment means to one another in a bonding region (13), said bonding region (13) being positioned along the periphery of the absorbent article (10). According to the present disclosure, said bonding region (13) is substantially free of adhesive.

A reusable female underwear garment having an integrated sanitary pad holder or any other absorbent material holder is disclosed. The underwear garment includes the holder positioned to cover the crotch area of a wearer such that a sanitary pad accommodated in the holder absorbs menstrual flow of the wearer. The holder is sewn and integrated to the underwear and includes tapered longitudinal elastic edges for accommodating the pad. The holder can have cuffs functioning as walls for providing security and stability to the pad. The holder keeps the pad in place and prohibits leakage and stains. The underwear garment can be a brief-style undergarment or any other style undergarment as per preferences of the manufacturers and users. The underwear garment is available in a variety of colors, styles, sizes, and designs.

A modular refrigeration system comprising one or more structural components configured to store food, wherein the one or more structural components comprise: an internal compartment configured to store the food; an outer vessel configured to hold the inner compartment; and a cavity formed by the internal compartment and the outer vessel and configured to hold an absorbent material, wherein the outer vessel, the internal compartment, and the absorbent material maintain the food in the internal compartment within a first predetermined temperature range.