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7588822 |
Absorbent articles surface cross-linked superabsorbent polymer particles made by a method of using ultraviolet radiation and brØnsted acids
A method of surface cross-linking superabsorbent polymer particles using UV irradiation is provided. The superabsorbent polymer particles for use in the method have a relatively high degree of...
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7528291 |
Color-stable superabsorbent polymer composition
A color-stable superabsorbent polymer having long-term color stability, and methods of manufacturing the polymer, are disclosed. The color-stable superabsorbent polymer is prepared in the essential...
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7479578 |
Highly wettable—highly flexible fluff fibers and disposable absorbent products made of those
An absorbent core comprising fluff pulp fiber treated with polysiloxane, wherein the absorbent core has a density of about 0.15 g/cm 3 or greater and a Young's modulus of about 75 psi or less. The...
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7473818 |
Product seal of dissimilar materials
A pant-like, prefastened, disposable absorbent article having side seams which include a front ear passively bonded to a back ear, wherein the front ear is releasable from the back ear desirably...
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7465373 |
Unitary stratified composite
An unitary stratified composite composed of a first stratum and a second stratum integrally connected by a transition zone is disclosed. The first stratum serves as a liquid acquisition stratum...
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7250549 |
Three-piece garment having an absorbent insert secured with variable adhesive regions
An absorbent garment includes a front body panel having a terminal waist edge and a terminal crotch edge and a rear body panel having a terminal waist edge and a terminal crotch edge. The terminal...
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7189575 |
Method and device for determining the swelling behavior of polymer gels under pressure
Disclosed is a method for determining the swellability and the swelling kinetics of superabsorbent material ( 9 ) such as polymer gels, for example, which comprises introducing a defined volume of...
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7183456 |
Water-absorbent resin and production process therefor
In a production process for a water-absorbent resin, comprising the steps of: blending a liquid material and a water-absorbent resin; and heating the resultant mixture in order to produce a...
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7102054 |
Absorbent article having fused layers
An absorbent article, such as a diaper, sanitary napkin, adult incontinent device, and the like having fused layers is provided. The absorbent articles preferably comprises a liquid pervious...
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7081139 |
Antimicrobial polyester-containing articles and process for their preparation
This invention relates to antimicrobial polyester-containing articles and methodology for the preparation of antimicrobial polyester-containing articles utilizing chitosan and chitosan-metal...
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7049000 |
Water-swellable material comprising coated water-swellable polymers
This invention relates to a water-swellable material comprising water-swellable polymers that are coated with a coating agent that comprises a phase-separating elastomeric material, which allows...
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7012105 |
Structure having balanced pH profile
Disclosed is an absorbent structure comprising an acidic or basic water-swellable, water-insoluble polymer, a basic or acidic second material, and, optionally, a buffering agent, wherein the...
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6939914 |
High stiffness absorbent polymers having improved absorbency rates and method for making the same
Superabsorbent polymer materials are provided including absorbent polymers having a fast vortex time, desirably about 10 seconds or less, and a stiffness index of at least about 0.7, as determined...
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6897350 |
Body fluid absorbent panel for sanitary wearing article
A body fluid absorbent panel including openings and a barrier which comprises, in turn, a shape keeping layer formed with a plurality of thermoplastic synthetic resin fibers and a body fluid...
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6896669 |
Composite absorbent members
A composite absorbent member containing layers that have a controlled pore size distribution is provided. For example, in some embodiments, the composite absorbent member has an inner layer and two...
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6888044 |
High capacity absorbent structure and method for producing same
An absorbent core for use in an absorbent article such as a diaper, training pant, feminine hygiene product, or an incontinence product includes a stabilized first absorbent layer and a second...
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6838154 |
Creped materials
There is provided a resilient, three dimensional material having fibrous texture and appearance and capable of fluid handling. It consists of a top surface and a bottom surface wherein fiber-like...
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6833488 |
Biocompatible, biodegradable, water-absorbent material and methods for its preparation
A bio-compatible, biodegradable macromolecular water-absorbent polymeric material having a three-dimensional configuration with intermolecular covalent bonds and containing free functional groups...
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6818802 |
Topsheet made of nonwoven fabric used in disposable wearing article
A topsheet for a disposable wearing article that is formed with a plurality of fine openings each having an area of about 0.16-5 mm 2 and a part of the peripheral edge of each opening is...
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6802932 |
Absorbent article and method of manufacturing the same
A method for manufacturing an absorbent article including: a topsheet formed from a nonwoven fabric; a backsheet; and a cushion layer disposed between the topsheet and the backsheet is achieved by...
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6794556 |
Liquid absorbent
Provided is a liquid absorbent including a liquid-absorbing layer of synthetic fibers by hydrophilic treatment and/or hydrophilic fibers; and a synthetic resin film bonded to a surface of the...
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6781027 |
Mixed denier fluid management layers
A nonwoven surge material for personal care products, which is a nonwoven fabric made of a homogeneous blend of large and small denier fibers. The small or first denier fiber preferably has an...
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6759567 |
Pulp and synthetic fiber absorbent composites for personal care products
A personal care product that has a liquid impermeable backsheet, a liquid permeable topsheet, and an absorbent composite located between the topsheet and backsheet. The absorbent composite has an...
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6723430 |
Water-decomposable absorbent article
Provided is a water-decomposable absorbent article including a water-decomposable back layer, a water-decomposable and liquid-pervious surface layer, and a water-decomposable absorbent layer...
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6720073 |
Material enhancement to maintain high absorbent capacity under high loads following rigorous process conditions
An absorbent composite that can handle complex fluids and maintain high absorbent capacity under high loads even after the material has been subjected to rigorous processing conditions. The...
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6716894 |
Water-absorbent resin powder and its production process and uses
The present invention provides: a water-absorbent resin powder, which includes no fine metallic foreign substance, and in which the deterioration is suppressed; its production process; and uses....
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6710222 |
Disposable undergarment
A disposable undergarment having a liquid-absorbent panel that includes a body fluid absorbing/holding layer formed with a plurality of depressions each extending in the thickness direction thereof...
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6706942 |
Molded or extruded articles comprising polyhydroxyalkanoate copolymer compositions having short annealing cycle times
Environmentally degradable molded or extruded articles comprising a polyhydroxyalkanoate C4C6 copolymer composition having short annealing cycle times are provided. Such short annealing cycle times...
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6692825 |
Synthetic fiber nonwoven web and method
A nonwoven web and method of preparing a novel nonwoven web of synthetic fiber are disclosed. An aqueous solution amide crosslinked synthetic precursor polymer is extruded under defined conditions...
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6689116 |
Diaper that includes weldable fastener devices
An absorbent article, such as a diaper, a pants-type diaper, an incontinence protector or a pants-like sanitary napkin, having a front part, a rear part and an intermediate central part. The...
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6679754 |
Dyeable polyolefin fibers and fabrics
Polyolefin fibers, filaments and fabrics made therefrom which comprise a melt blend which comprises (A) a polyolefin; and (B) at least one polyetheresteramide which contains aromatic diol-derived...
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6635798 |
Laminated panel
A laminated panel including at least two sheet members which are overlapped with and joined to each other with adhesives B 1 to B 4 applied on at least one of inner surfaces of the sheet members....
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6620490 |
Tear-resistant bond pattern
The bonded composite in accordance with the invention has first and second thin-section sheet materials bonded together by bond elements defining a bond pattern. The bond elements can consist of...
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6617489 |
Absorbent, absorbing product based thereon, and water-absorbing resin
The absorbent in accordance with the present invention is limited in at least two of the following requirements: ventilation resistance, absorbency under no load and/or under load, weight mean...
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6610391 |
Absorbent product with reduced rewet properties
An absorbent product comprising a topsheet, a secondary absorbent layer, a primary absorbent layer and a backsheet is disclosed. The topsheet preferably is apertured and has a relatively high loft...
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6605349 |
Deformable, shrinkable fiber and a process for the making thereof
A deformable, shrinkable fiber that is dimensionally stable at normal body temperatures of approximately 37° C. in the dry state, but is dimensionally unstable (i.e. shrinks and distorts) when wet...
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6603056 |
Multicomponent superabsorbent gel particles
Multicomponent superabsorbent gel particles are disclosed. The multicomponent particles comprise at least one acidic water-absorbing resin and at least one basic water-absorbing resin. Each...
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6603055 |
Poly (vinylamine) - base superabsorbent gels and method of manufacturing the same
Bi-component superabsorbent materials are disclosed. The superabsorbent materials comprise a mixture of about 20% to about 40%, by weight, poly(vinylamine) polymer or other basic resin and about...
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6602950 |
Hydrophilic hydrogels with a high swelling capacity and method for producing and using them
A hydrophilic, highly swellable hydrogel based on (co)polymerized monomers or based on graft (co)polymers and prepared by a) free-radically (co)polymerizing one-or more hydrophilic monomers or...
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6590137 |
Multicomponent superabsorbent gel particles
Multicomponent superabsorbent gel particles are disclosed. The multicomponent particles comprise at least one acidic water-absorbing resin and at least one basic water-absorbing resin. Each...
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6580015 |
Absorbent composition including an uncrosslinked polymer
An absorbent composition comprising an uncrosslinked, high molecular weight polymer, wherein the uncrosslinked, high molecular weight polymer is treated by a means to effectively insolubilize the...
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6555502 |
Multicomponent superabsorbent gel particles
Multicomponent superabsorbent gel particles are disclosed. The multicomponent particles comprise at least one acidic water-absorbing resin and at least one basic water-absorbing resin. Each...
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6503854 |
Absorbent composite materials
An absorbent composite material composed of a fibrous absorbent material and a binding agent, the binding agent binding at least a portion of the fibers of the fibrous absorbent material. The...
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6489534 |
Disposable personal articles which conform and adhere
There is provided a disposable personal article with a polymer having a glass transition temperature ranging between 25 and 45° C. The polymer is tacky over the temperature range, which is...
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6455114 |
Composite absorbent structure and method
An absorbent structure and method utilizes pockets or pouches of inorganic or organic granular materials in absorbent structures (such as a structure containing superabsorbents, including polymeric...
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6451429 |
Temperature sensitive polymers and water-dispersible products containing the polymers
The present invention is directed to a novel process of making N-isopropyl acrylamide (NiPAm) polymers based upon the reaction of poly(acrylic acid) and N-isopropylamine. The disclosed method of...
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6443931 |
Absorbent article for disposal of body fluids discharged thereon
An absorbent article such as a panty liner for disposal of body fluids discharged thereon includes a body facing side, an undergarment facing side and an absorbent core disposed therebetween, the...
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6441266 |
Absorbent members for body fluids using hydrogel-forming absorbent polymer
Absorbent members useful in the containment of body fluids such as urine, that have at least one region containing hydrogel-forming absorbent polymer in a concentration of from about 50 to 100% by...
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6420285 |
Multicomponent fibers and fabrics made using the same
The present invention provides multicomponent fibers arranged in structured domains. At least one of the polymer components is formed of a multipolymer blend. The present invention also provides...
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6414214 |
Mechanically stable hydrogel-forming polymers
Hydrogel-forming polymers which have: (i) a Saline Flow Conductivity of at least 40×10 −7 cm 3 s/g; (ii) an AUL 0.7 psi (4826.5 Pa) of at least 20 g/g; and (iii) a Frangibility Index of at...
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