COMPOSITE
A composite structure including a substrate and a fluid in contact with the substrate, wherein the substrate comprises a non-woven, a foam, or combinations thereof and is characterized by having a basis weight of 15 to 500 grams per square meter.
1 . A composite structure comprising:
a substrate; and
a fluid in contact with the substrate;
wherein the substrate comprises a polyurethane or polyolefin non-woven, a polyurethane or polyolefin foam, or combinations thereof and is characterized by having a basis weight of 15 to 500 grams per square meter;
wherein the composite structure has a flexural rigidity of less than 1000 mN·cm; and
wherein the composite structure has a Kawabata Evaluation System coefficient of friction within the range of 0.1 to 0.9 MIU.
2 . The composite structure of claim 1 , wherein the substrate further comprises a pulp.
3 . (canceled)
4 . (canceled)
5 . The composite structure of claim 1 , wherein the composite structure has a Rub Test fuzz level of 0.7 mg/cm 2 or less, a total hand per unit volume of less than 25 gf/cm 3 , a total hand per unit weight per unit area of less than 1 gf/g/m 2 , a Kawabata Evaluation System compression resilience of greater then 35%, and a Kawabata Evaluation System surface roughness in the machine direction and the cross direction of less than 3.5 microns.
6 . (canceled)
7 . (canceled)
8 . (canceled)
9 . (canceled)
10 . (canceled)
11 . The composite structure of claim 1 , wherein the foam has a density of 0.025 to 0.1 g/cc.
12 . (canceled)
13 . (canceled)
14 . (canceled)
15 . (canceled)
16 . The composite structure of claim 1 , wherein the fluid comprises at least one of a cleaning surfactant, an active agent, and an enhancing filler.
17 . A composite structure comprising:
at least one substrate layer;
at least one layer comprising an open-cell foam disposed on the substrate layer;
wherein the substrate comprises a polyurethane or polyolefin non-woven, a polyurethane or polyolefin foam, or combinations thereof and is characterized by having a basis weight of 15 to 500 grams per square meter;
wherein the composite structure has a flexural rigidity of less than 1000 mN·cm; and
wherein the composite structure has a Kawabata Evaluation System coefficient of friction within the range of 0.1 to 0.9 MIU.
18 . (canceled)
19 . The composite of claim 17 , wherein the substrate further comprises a pulp.
20 . (canceled)
21 . The composite structure of claim 17 , wherein the composite structure has a total hand per unit volume of less than 25 gf/cm 3 , a total hand per unit weight per unit area of less than 1 gf/g/m 2 , a Rub Test fuzz level of 0.7 mg/cm2 or less, and a Kawabata Evaluation System compression resilience of greater then 35%.
22 . (canceled)
23 . (canceled)
24 . The composite structure of claim 17 , wherein at least one of the at least one substrate layers and the at least one open-cell foam layers further comprise at least one of a cleaning surfactant, an active agent, and an enhancing filler.
25 . The composite structure of claim 17 , wherein the substrate layer comprises at least one of a soft non-woven, an elastic non-woven, a fabric, a porous film, and a coated non-woven.
26 . The composite structure of claim 17 , wherein the substrate layer comprises at least one of monocomponent fibers, bicomponent fibers, spunbond fibers.
27 . (canceled)
28 . (canceled)
29 . (canceled)
30 . (canceled)
31 . The composite structure of claim 17 , wherein the substrate layer has a basis weight in the range from 25 to 150 grams per square meter.
32 . The composite structure of claim 17 , wherein the substrate layer has a basis weight in the range from 25 to 60 grams per square meter, and a machine direction tensile strength of 10 N/5 cm at a basis weight of 20 grams per square meter.
33 . (canceled)
34 . (canceled)
35 . (canceled)
36 . (canceled)
37 . (canceled)
38 . (canceled)
39 . The composite structure of claim 17 , wherein the at least one open-cell foam layer has a density in the range from 0.025 to 0.5 g/cc.
40 . The composite structure of claim 17 , wherein the at least one open-cell foam layer comprises a polyurethane and has a density in the range from 0.05 to 0.3 g/cc.
41 . The composite structure of claim 17 , wherein the at least one open-cell foam layer comprises a polyolefin and has a density in the range from 0.03 to 0.07 g/cc.
42 . (canceled)
43 . (canceled)
44 . The composite structure of claim 17 , wherein the at least one foam layer has a thickness from about 0.5 mm to about 300 mm.
45 . The composite structure of claim 17 , wherein the at least one foam layer has a thickness from about 1 mm to about 6 mm
46 . The composite structure of claim 17 , wherein adhesion of the at least one foam layer to the first and second substrate layers is 0.1 lbf/in or greater.
47 . (canceled)
48 . A wet wipe comprising the composite structure of claim 17 .
49 . (canceled)
50 . (canceled)
51 . (canceled)
52 . (canceled)
53 . (canceled)
54 . (canceled)
55 . (canceled)
56 . (canceled)
57 . (canceled)