C09J2203/358

Thioester adhesives for apparel products

Embodiments provide adhesives for apparel products. The apparel product includes a major component and a minor component. The major component forms a base portion of the apparel product and is configured to be supported and worn at least partially over a portion of a wearer. The minor component of the apparel product forms a secondary portion and is configured to be coupled to the major component. An adhesive is disposed at least partially between a portion of the major component and a portion of the minor component. The adhesive includes a material having a thioester bond.

Methods of disassembling apparel products having boronate adhesives

Embodiments provide methods of disassembling an apparel product. The methods include exposing an adhesive of the apparel product to a composition having an acidic pH. The adhesive is disposed at least partially between a major component and a minor component of the apparel product. The adhesive includes a material having a boronate ester bond. The major component forms a base portion of the apparel product and is configured to be supported and worn at least partially over a portion of a wearer. The minor component forms a secondary portion configured to be coupled to the major component with the adhesive. The methods include separating the major component from the minor component adjoined by the adhesive.

IMPROVED HOT-MELT ADHESIVE FOR MANUFACTURING DISPOSABLE HYGIENE PRODUCTS
20220017796 · 2022-01-20 · ·

1) Hot melt adhesive composition comprising: a) from 5% to 50% of a thermoplastic polymer (A) selected from styrene block copolymers and polyolefins; b) from 15% to 60% of a tackifying resin (B); c) from 5% to 30% of a plasticizer (C); and d) from 0.1% to 10% of a salt (D) of a hydroxylated fatty acid comprising from 8 to 24 carbon atoms.

2) Process of manufacturing a laminate, preferably a disposable nonwoven absorbent article, implementing the hot melt adhesive composition.

3) Process for cleaning the laminating device fouled by solid deposits of the hot melt

adhesive composition, comprising their manual removal by the operators at room temperature.

SYSTEMS AND METHODS FOR IMPROVED OBJECT PLACEMENT SENSING FOR POINT-OF-PURCHASE SALES
20220020253 · 2022-01-20 ·

Systems and methods are provided for monitoring object placement on a surface. The system includes a pressure-sensitive conductive sheet. The pressure-sensitive conductive sheet includes a stretchable fabric, having a plurality of fibers, and a conductive material positioned on a plurality of adjoining fibers of the stretchable fabric. The system further includes a 3-dimensional structure positioned under the pressure-sensitive conductive sheet. The 3-dimensional structure includes one or more depressions onto which the stretchable fabric can be stretched and the conductive material is positioned over the one or more depressions.

Adhesive Composition and Methods of Preparation Thereof

The disclosure relates to an adhesive composition comprising a partially hydrogenated styrenic block copolymer (p-HSBC) and an amorphous polyolefin (APO) having a density of less than 1 g/cm.sup.3 and a softening point of 10-120° C. The composition has desirable elastomeric properties as well as beneficial processability characteristics. The unique combination of processability and performance attributes results in the adhesive compositions useful in a variety of applications such as disposable nonwoven hygienic articles, paper converting, flexible packaging, woodworking, carton, case sealing, and other assembly applications.

HOT MELT PRESSURE SENSITIVE ADHESIVE COMPOSITIONS AND ARTICLES INCLUDING THE SAME
20230295469 · 2023-09-21 ·

The invention features a disposable absorbent article including a hot melt pressure sensitive adhesive composition including from 10% by weight, to 35% by weight of a styrene block copolymer having an average styrene content of from 10% by weight to 25% by weight and an average di-block content of from 1:2% by weight to 65% by weight, from 30% by weight to 65% by weight of a hydrogenated hydrocarbon tackifying agent having a weight average molecular weight (Mw) of at least 1000 grams/mole and from 10% by weight to 40% by weight of a plasticizer.

Methods of disassembling apparel products having disulfide adhesives

Embodiments provide methods of disassembling apparel products. The methods include exposing an adhesive of the apparel product to a composition having an acidic or basic pH. The adhesive is disposed at least partially between a major component and a minor component of the apparel product. The adhesive includes a material having a disulfide bond. The major component forms a base portion of the apparel product and is configured to be supported and worn at least partially over a portion of a wearer. The minor component forms a secondary portion configured to be coupled to the major component with the adhesive. The methods include separating the major component from the minor component adjoined by the adhesive.

Methods of assembling apparel products having cycloalkene adhesives

Embodiments provide methods for assembling an apparel product. The methods include applying a composition to a portion of a major component of the apparel product or a portion of a minor component of the apparel product. The methods include coupling the portion of the minor component with the portion of the major component via the composition. The major component forms a base portion of the apparel product and is configured to be supported and worn at least partially over a portion of a wearer. The minor component forms a secondary portion configured to be coupled to the major component with an adhesive. The major component and/or minor component includes a recyclable material. The methods include converting the composition to the adhesive. The adhesive includes a material having a cycloalkene bond.

Boronate adhesives for apparel products

Embodiments provide apparel products having boronate adhesives. The apparel products include a major component forming a base portion of the apparel product. The major component is configured to be supported and worn at least partially over a portion of a wearer. The apparel product includes a minor component forming a secondary portion configured to be coupled to the major component. An adhesive is disposed at least partially between a portion of the major component and a portion of the minor component. The adhesive includes a boronate ester bond.

Methods of disassembling apparel products having thioester adhesives

Embodiments provide methods for disassembling an apparel product. The methods include exposing an adhesive of the apparel product to a composition having an acidic or basic pH. The adhesive is disposed at least partially between a major component and a minor component of the apparel product. The adhesive includes a material having a thioester bond. The major component forms a base portion of the apparel product and is configured to be supported and worn at least partially over a portion of a wearer. The minor component forms a secondary portion configured to be coupled to the major component with the adhesive. The methods include separating the major component from the minor component adjoined by the adhesive.