A61F2013/53035

Layered product comprising superabsorbent polymer

A layered product including at least one natural fiber layer including a web of natural fibers and at least one SAP layer including a non-woven substrate including a thermoplastic polymer fibers and a superabsorbent polymer adhered to thermoplastic polymer fibers, wherein the non-woven substrate is a high loft fabric, for example an airlaid or spunlaid non-woven, and wherein the natural fiber layer and the SAP layer are connected to each other by needle punching, stitch bonding or using an adhesive. A process to prepare the layered product and the use of the layered product in for example horticulture.

Absorbent article with strong and weak bonded portions

An absorbent article includes an absorber including cells, each of which is surrounded by bonded portions of a front surface side sheet and a back surface side sheet and in each of which the front surface side sheet and the back surface side seat are not bonded, and including superabsorbent polymer particles contained in each of the cells. The bonded portions are arranged in dotted line shapes according to a pattern in which same-sized octagonal portions having all interior angles of 135°, and having two pairs of opposite sides whose facing directions are mutually orthogonal are equal in length, and diamond-shaped portions each having equal length of all sides and being formed in portions among the octagonal portions, are arranged without any space in the front-back direction (LD) or the width direction (WD).

ABSORBENT ARTICLE WITH PLANT PROTEIN BASED ABSORBENT MATERIAL

An absorbent article for absorption of body fluids, including an absorbent member that includes at least one plant protein based absorbent material obtainable by a method including the steps of i. providing a mixture or suspension including a liquid and a plant protein, wherein the plant protein is insoluble in the liquid, ii. acylating the plant protein by adding an acylating agent thereto, and iii. obtaining the plant protein based absorbent material.

ABSORBENT ARTICLES HAVING APERTURED, THREE-DIMENSIONAL MATERIALS AND METHODS FOR MAKING SAME
20220218538 · 2022-07-14 ·

An absorbent article is provided. The absorbent article includes a nonwoven, liquid permeable topsheet, a liquid impermeable backsheet, and an absorbent core disposed at least partially intermediate the topsheet and the backsheet. The absorbent article includes an apertured substrate having a layer of fibers and has a plurality of apertures defined in the layer of fibers. At least some of the apertures have a side wall having a portion disposed an angle in the range of about 55 degrees to about 90 degrees, according to the 2D X-Ray CT Scan Test herein.

Absorbent articles having apertured, three-dimensional materials and methods for making same

An absorbent article is provided. The absorbent article includes a nonwoven, liquid permeable topsheet, a liquid impermeable backsheet, and an absorbent core disposed at least partially intermediate the topsheet and the backsheet. The topsheet includes a layer of fibers and has a plurality of apertures defined in the layer of fibers. At least some of the apertures have a side wall having a portion disposed an angle in the range of about 55 degrees to about 90 degrees, in the range of about 60 degrees to about 80 degrees, or in the range of about 63 degrees to about 75 degrees, according to the 2D X-Ray CT Scan Test herein.

Non-slip cotton sanitary pad
11382802 · 2022-07-12 ·

Disclosed is a non-slip cotton sanitary pad, including a pad body, configured such that a cotton lining, an absorption pad and a waterproof cover are sequentially stacked, and a pair of wings protruding from both sides of the pad body, wherein the pair of wings protruding from both sides of the pad body includes a fastener so that the wings are fastened together in a folded state on the same surface, the cotton sanitary pad is disposed such that the waterproof cover contacts underwear, and the waterproof cover includes a non-slip member on the surface contacting the underwear.

Hygiene product for personal use
11298278 · 2022-04-12 · ·

The invention relates to a hygiene product for personal use, which comprises at least an impermeable breathable outer first layer (11), a liquid-absorbing second layer (12) and a third layer (13) of non-woven fabric intended to be in contact with the skin of the user. The hygiene product can be a sanitary towel, dressing, tampon, absorbent nappy, nursing pad or similar product or use. The absorbent second layer (12) comprises a hydrophilic cotton core formed by separated fibers facing or oriented in all directions. The absorbent second layer (12) and/or cotton non-woven third layer (13) of the product preferably incorporate a plurality of microcapsules (3) containing active ingredients (32) for treating the skin, said ingredients being encapsulated in an outer cover (31) of biocompatible material that degrades during the use of the hygiene product and releases the active ingredients (32) during the use of the hygiene product (1).

Liquid and solid porous-absorbent article
11160696 · 2021-11-02 ·

The present invention discloses an absorbent article for attachment to the interior of a child potty/bed pan or to be worn on an user. The absorbent article composes an absorbent core, first absorbent channel layer, intermediate channel layer and top permeable layer composes made up of permeable materials and further includes a material capable of converting a liquid substance to a gel-like substance. Specifically, regions of the absorbent core first absorbent channel layer and intermediate channel layer may include a super absorbent polymer (SAP) material such as hydrogel, sodium polyacrylate, polyacrylate absorbents, or a biodegradable material such as a powder corn starch or wheat mixture or a combination of super absorbent polymer (SAP) and a biodegradable material.

Child sanitary napkin method and apparatus

The embodiments disclose an apparatus including a child sanitary napkin including a disposable child sanitary napkin underwear, wherein the child sanitary napkin includes a waterproof non porous outer layer, an adhered superabsorbent polymer layer, an odor absorbing activated charcoal pad layer with a soft cotton covering layer, an imprinted product barcode and an embedded RFID chip for tracking the child via a digital device cellular connection, wherein the child sanitary napkin includes a shape contoured to a female anatomical groin area, wherein the child sanitary napkin includes flared front and rear terminus areas to increase an adhesive bonding area, wherein the child sanitary napkin includes sizes conforming to children's clothing and age sizes, and age appropriate decorative images including stickers to apply to the child sanitary napkin outer surface.

Disposable diaper
11013643 · 2021-05-25 · ·

[Technical problem] A disposable diaper having excellent performances in both the absorbable capacity and the absorption rate, is provided. [Solution to problem] The above problem is solved by a pad type disposable diaper 200, in which a top sheet 22 is formed of a thermoplastic nonwoven fabric, and absorbent bodies 23A and 23B are formed of a lower layer absorbent body 23B and an upper layer absorbent body 23A provided on a front surface of the lower layer absorbent body 23B, wherein a slit 40 having a predetermined width is provided in the upper layer absorbent body 23A at least at a crotch portion C2 so as to extend in a front-back direction, and the slit 40 having the predetermined width is not provided in the lower layer absorbent body 23B, the top sheet 22 includes a depressed portion 30 that is depressed into the slit 40, and multiple low permeation portions 80 are provided with intervals at least in the depressed portion 30, the low permeation portions 80 being portions in which fibers are welded to each other in a state of being compressed in a thickness direction.