Granted Patent B2

US 8,043,713 · App. 11/300,807 · Granted Oct 25, 2011

Abstract

Claims (59)

1. A compound comprising:

an aqueous dispersion, the dispersion comprising:

(A) at least one base polymer selected from the group consisting of an ethylene-based co-polymer and a propylene-based co-polymer; and

(B) at least one polymeric stabilizing agent; and

(C) water; wherein the dispersion comprises 45 to 80 percent by the combined weight of the at least one base polymer and the at least one polymeric stabilizing agent; and

at least 200 to 400 parts by weight of one filler per hundred parts of a combined amount of the at least one base polymer and the polymeric stabilizing agent;

wherein the aqueous dispersion has an average particle size from about 0.3 to about 3.0 microns.

2. The compound of claim 1 , wherein 50 to 80 percent by the combined weight of the at least one base polymer and the at least one polymeric stabilizing agent.

3. The compound of claim 1 , wherein the stabilizing agent comprises at least one neutralized polar polymer.

4. The compound of claim 3 , wherein the polar polymer comprises at least one selected from a polyolefin having a polar group as co-monomer and a polyolefin having a polar group as grafted monomer.

5. The compound of claim 1 , wherein the compound has a pH from about 6 to about 14.

6. The compound of claim 1 , further comprising at least one selected from a wetting agent, surfactants, anti-static agents, a neutralizing agent, a frothing agent, a thickener, a rheology modifier, a biocide, and a fungicide.

7. A method of applying a compound to a substrate comprising:

forming a compound, the compound comprising

an aqueous dispersion comprising:

(A) at least one base polymer selected from the group consisting of an ethylene-based co-polymer and a propylene-based co-polymer; and

(B) at least one polymeric stabilizing agent; and

(C) water; wherein the dispersion comprises 45 to 80 percent by the combined weight of the at least one base polymer and the at least one polymeric stabilizing agent; and

at least 200 to 400 parts by weight of one filler per hundred parts of a combined amount of the at least one base polymer and the polymeric stabilizing agent;

wherein the aqueous dispersion has an average particle size from about 0.3 to about 3.0 microns;

frothing the compound with a gas; and

applying the frothed compound to a substrate.

8. The method of claim 7 , wherein the substrate comprises a carpet.

9. The method of claim 7 , further comprising removing at least a portion of the water by exposing the substrate to elevated temperatures.

10. The method of claim 9 , wherein the temperature is 65-125° C.

11. A method of applying a compound to a substrate comprising:

forming a compound, the compound comprising:

an aqueous dispersion comprising:

(A) at least one base polymer selected from the group consisting of an ethylene-based co-polymer and a propylene-based co-polymer; and

(B) at least one polymeric stabilizing agent; and

(C) water; wherein the dispersion comprises 45 to 80 percent by the combined weight of the at least one base polymer and the at least one polymeric stabilizing agent; and

at least 200 to 400 parts by weight of one filler per hundred parts of a combined amount of the at least one base polymer and the polymeric stabilizing agent;

wherein the aqueous dispersion has an average particle size from about 0.3 to about 3.0 microns;

applying the compound to a substrate.

12. The method of claim 11 , wherein the substrate comprises a woven or non-woven textile.

13. The method of claim 11 , further comprising removing at least a portion of the water by exposing the substrate to an elevated temperature.

14. The method of claim 13 wherein the temperature is 65-125° C.

15. A method of forming a composition, comprising:

melt-kneading;

(A) at least one base polymer selected from the group consisting of an ethylene-based co-polymer and a propylene-based co-polymer; and

(B) at least one polymeric stabilizing agent;

(C) in the presence of water and a neutralizing agent;

(D) thereby forming an aqueous dispersion, wherein the aqueous dispersion comprises 45 to 80 percent by the combined weight of the at least one base polymer and the at least one polymeric stabilizing agent; and

wherein the aqueous dispersion has an average particle size from about 0.3 to about 3.0 microns;

then adding at least 200 to 400 parts by weight of one filler per hundred parts of a combined amount of the at least one base polymer and the polymeric stabilizing agent.

16. A method of carpet construction, comprising:

applying a compound as an adhesive layer to a carpet, the compound comprising

an aqueous dispersion comprising:

(A) at least one base polymer selected from the group consisting of an ethylene-based co-polymer and a propylene-based co-polymer; and

(B) at least one polymeric stabilizing agent; and

(C) water; wherein the dispersion comprises 45 to 80 percent by the combined weight of the at least one base polymer and the at least one polymeric stabilizing agent; and

at least 200 to 400 parts by weight of one filler per hundred parts of a combined amount of the at least one base polymer and the polymeric stabilizing agent;

wherein the aqueous dispersion has an average particle size from about 0.3 to about 3.0 microns.

17. The method of claim 16 , wherein the carpet comprises a woven carpet.

18. The method of claim 16 , wherein the carpet comprises a needlepunch carpet.

19. The method of claim 16 , wherein the carpet comprises a tufted carpet.

20. The method of claim 16 , wherein the carpet comprises an artificial turf.

21. An article comprising a first substrate and a second substrate, wherein the first substrate and the second substrate are bound together by the compound of claim 1 .

22. An article comprising the compound of claim 1 deposited on a textile.

Assignments (8)