Garment including an elastomeric composite laminate
View Patent ↗A garment including an elastomeric composite laminate around one or more openings for the legs, arms, waist, neck, or the like of a wearer. The garment includes a substrate defining the one or more openings, and an elastomeric composite laminate attached to the substrate adjacent the one or more openings. The elastomeric composite laminate includes reinforcement strands incorporated into an elastomeric adhesive film. In one embodiment, the garment is a pant-like garment with the elastomeric composite laminate adjacent each of the leg openings.
1. A pant-like garment comprising:
a chassis including a substrate and defining a waist opening and two leg openings; and
an elastomeric composite attaching a facing sheet to the substrate adjacent each of the leg openings, the elastomeric composite including a plurality of extruded elastic strands adhered to an elastomeric adhesive film;
wherein the plurality of extruded elastic strands make up about 5% to about 50% by weight of the elastomeric composite.
2. The garment of claim 1 , wherein the facing sheet comprises at least one of a nonwoven web and a film.
3. The garment of claim 1 , wherein the plurality of elastic strands comprises at least one of a group consisting of raw polymers, a mixture of polymers, and tackified polymers.
4. The garment of claim 1 , wherein the plurality of elastic strands comprises at least one of a group consisting of elastomeric polymer compositions, tackified polymers, olefinic copolymers, ethylene-propylene-diene monomer, styrene-isoprene-styrene, styrene-butadiene-styrene, styrene-ethylene/butylene-styrene, styrene-ethylene/propylene-styrene, polyurethane, polyisoprene, cross-linked polybutadiene, and combinations thereof.
5. The garment of claim 1 , wherein the plurality of elastic strands comprises a tackifier including at least one type of hydrocarbon selected from a group consisting of petroleum distillates, rosin, rosin esters, polyterpenes derived from wood, polyterpenes derived from synthetic chemicals, and combinations thereof.
6. The garment of claim 1 , wherein the elastomeric adhesive film comprises an elastomeric, hot melt, pressure-sensitive adhesive.
7. A pant-like garment comprising:
a chassis including a substrate and defining a waist opening and two leg openings; and
an elastomeric composite attaching a facing sheet to the substrate adjacent each of the leg openings, the elastomeric composite including a plurality of extruded elastic strands at least partially embedded in an elastomeric adhesive film;
wherein the plurality of extruded elastic strands have different sizes or compositions.
8. The garment of claim 7 , wherein the facing sheet comprises at least one of a nonwoven web and a film.
9. The garment of claim 7 , wherein the plurality of elastic strands comprises at least one of a group consisting of raw polymers, a mixture of polymers, and tackified polymers.
10. The garment of claim 7 , wherein the plurality of elastic strands comprises at least one of a group consisting of elastomeric polymer compositions, tackified polymers, olefinic copolymers, ethylene-propylene-diene monomer, styrene-isoprene-styrene, styrene-butadiene-styrene, styrene-ethylene/butylene-styrene, styrene-ethylene/propylene-styrene, polyurethane, polyisoprene, cross-linked polybutadiene, and combinations thereof.
11. The garment of claim 7 , wherein the plurality of elastic strands comprises a tackifier including at least one type of hydrocarbon selected from a group consisting of petroleum distillates, rosin, rosin esters, polyterpenes derived from wood, polyterpenes derived from synthetic chemicals, and combinations thereof.
12. The garment of claim 7 , wherein the elastomeric adhesive film comprises an elastomeric, hot melt, pressure-sensitive adhesive.
13. The pant-like garment of claim 1 , further comprising an elastomeric composite attaching a facing sheet to the substrate adjacent to the waist opening, the elastomeric composite including a plurality of extruded elastic strands adhered to an elastomeric adhesive film.
14. The pant-like garment of claim 1 , wherein the substrate comprises a leg cuff.
15. The pant-like garment of claim 1 , wherein the substrate comprises a containment flap.
16. The pant-like garment of claim 7 , further comprising an elastomeric composite attaching a facing sheet to the substrate adjacent to the waist opening, the elastomeric composite including a plurality of extruded elastic strands adhered to an elastomeric adhesive film.
17. The pant-like garment of claim 7 , wherein the substrate comprises a leg cuff.
18. The pant-like garment of claim 7 , wherein the substrate comprises a containment flap.
19. The pant-like garment of claim 7 , wherein the extruded elastic strands have varying diameters.
20. The pant-like garment of claim 7 , wherein the extruded elastic strands are laid out non-periodically.
21. A pant-like garment comprising:
a chassis including a substrate and defining a waist opening and two leg openings; and
an elastomeric composite attaching a facing sheet to the substrate adjacent each of the leg openings, the elastomeric composite including a plurality of extruded elastic strands adhered to an elastomeric adhesive film;
wherein the elastomeric adhesive film includes about 30% to about 65% by weight base polymer.
22. The pant-like garment of claim 21 , wherein the base polymer comprises about 15% to about 45% by weight styrene co-monomer.
23. The pant-like garment of claim 22 , wherein the base polymer comprises a blend of polymers having different styrene co-monomer levels.
24. The pant-like garment of claim 22 , wherein the base polymer comprises a single base polymer having a select styrene co-monomer level.
25. The pant-like garment of claim 22 , wherein the base polymer is selected from the group consisting of polystyrene-polyethylene-polypropylene-polystyrene block copolymer, styrene-isoprene-styrene, styrene-butadiene-styrene block copolymer, and combinations thereof.
26. The pant-like garment of claim 21 , wherein the elastomeric adhesive film further comprises about 30% to about 70% by weight tackifier.
27. The pant-like garment of claim 26 , wherein the tackifier is selected from the group consisting of hydrocarbons from petroleum distillates, rosin, rosin esters, polyterpenes derived from wood, polyterpenes derived from synthetic chemicals, and combinations thereof.
28. The pant-like garment of claim 21 , wherein the elastomeric adhesive film comprises an elastomeric, hot melt, pressure sensitive adhesive.
29. The pant-like garment of claim 28 , wherein the elastomeric, hot melt, pressure sensitive adhesive has a bond strength of at least about 100 to about 400 grams force per inch width.
30. The pant-like garment of claim 21 , wherein the elastomeric adhesive film has a thickness of about 0.001 inch to about 0.05 inch.