IP Library Granted Patent US 9,963,626
Granted Patent B2
US 9,963,626 · App. 15/126,003 · Granted May 8, 2018

Anti-skid compositions and methods of making and using the same

Inventor: Brent Bergherm (Euharlee, GA)
Assignee: Rainforest Technologies, LLC
C09K3/149C09D5/021C09D5/024C09D7/002C09D7/1233C09D7/43C09D7/63C09D133/02C09D133/08C09D157/06C08K2003/265
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Quick Facts
Patent No.
US 9,963,626
App. No.
15/126,003
Granted
May 8, 2018
Kind
B2
Abstract

Described herein are anti-skid compositions that exhibit good mechanical strength, water resistance, and minimal product transfer. In certain aspects, the anti-skid compositions can be applied to articles using an aerosol delivery system. The anti-skid compositions can be applied to any article such as, for example, a rug, floor mat, chair mat, runner, and the like. The anti-skid compositions are particularly effective in preventing sliding or skidding of area rugs on or across substrates such as, for example, hard floors.

Claims (47)

1. An aerosol-based anti-skid composition comprising:

(a) an anti-skid composition comprising:

(i) a first polymer comprising an acrylic polymer having a glass transition temperature from −5° C. to 5° C.;

(ii) a second polymer comprising a styrene acrylic copolymer having a glass transition temperature from −10° C. to 0° C.;

(iii) a third polymer comprising a styrene acrylic copolymer having a glass transition temperature from 20° C. to 30° C.;

(iv) a filler comprising calcium carbonate in the amount of from 10% to 30% by weight of the anti-skid composition;

(v) a thickener comprising hydroxyethyl cellulose; and

(vi) a plasticizer comprising a non-phthalate plasticizer, and

(b) a propellant.

2. The composition of claim 1 , wherein the first polymer comprises an average particle size of from 0.2 μm to 0.4 μm.

3. The composition of claim 1 , wherein the second polymer is from 5% to 10% by weight of the anti-skid composition.

4. The composition of claim 1 , wherein the second polymer comprises an average particle size of from 0.1 μm to 0.3 μm.

5. The composition of claim 1 , wherein the third polymer is from 5% to 10% by weight of the anti-skid composition.

6. The composition of claim 1 , wherein the third polymer comprises an average particle size of from 0.05 μm to 0.25 μm.

7. The composition of claim 1 , wherein the calcium carbonate has an average particle size of between 270 mesh and 400 mesh.

8. The composition of claim 1 , wherein the thickener comprises an average particle size of between 18 mesh and 25 mesh prior to hydration.

9. The composition of claim 1 , wherein the thickener is from 0.01% to 1% of the anti-skid composition.

10. The composition of claim 1 , wherein the plasticizer is bis (2-ethylhexyl) ester of 1,4-benzenedicarboxylic acid.

11. The composition of claim 1 , wherein the anti-skid composition further comprises a surfactant, a de-foaming agent, a preservative, or a combination thereof.

12. The composition of claim 1 , wherein the anti-skid composition comprises a surfactant and the surfactant comprises a nonionic, octylphenol ethoxylate surfactant.

13. The composition of claim 1 , wherein the anti-skid composition comprises water.

14. The composition of claim 1 , wherein the aerosol-based anti-skid composition is free of a volatile organic compound.

15. The composition of claim 1 , wherein the propellant comprises a fluorocarbon, an inert gas, a hydrocarbon gas, a hydrofluoroalkane, a hydrofluoroalkene, a volatile organic compound, or any combination thereof.

16. The composition of claim 1 , wherein the propellant is a single propellant.

17. The composition of claim 1 , wherein the propellant comprises a blend of two or more propellants.

18. The composition of claim 1 , wherein the propellant is from 10 to 30% by weight of the aerosol-based anti-skid composition.

19. The composition of claim 1 , wherein the propellant is 1,1-difluoroethane.

20. An anti-skid composition comprising:

(i) a first polymer comprising an acrylic polymer having a glass transition temperature from −5° C. to 5° C.;

(ii) a second polymer comprising a styrene acrylic copolymer having a glass transition temperature from −15° C. to 0° C.;

(iii) a third polymer comprising a styrene acrylic copolymer having a glass transition temperature from 20° C. to 30° C.;

(iv) a filler comprising calcium carbonate in the amount of from 10% to 30% by weight of the anti-skid composition;

(v) a thickener comprising hydroxyethyl cellulose, and

(vi) a plasticizer comprising a non-phthalate plasticizer.

21. An anti-skid composition produced by the method comprising:

(a) admixing a first polymer, a second polymer, and a third polymer to form a first polymer composition;

(b) adding in alternating portions a filler and a plasticizer to the first polymer composition to produce a second polymer composition;

(c) adding a defoamer and a preservative to the second polymer composition to produce a third polymer composition; and

(d) adding a composition comprising water, a surfactant, a second portion of defoamer, and a thickener to the third polymer composition to produce the anti-skid composition,

(1) wherein the first polymer comprises an acrylic polymer having a glass transition temperature from −5° C. to 5° C.;

(2) the second polymer comprises a styrene acrylic copolymer having a glass transition temperature from −15° C. to 0° C.;

(3) the third polymer comprises a styrene acrylic copolymer having a glass transition temperature from 20° C. to 30° C.;

(4) the filler comprises calcium carbonate in the amount of from 10% to 30% by weight of the anti-skid composition;

(5) the thickener comprises hydroxyethyl cellulose, and

(6) the plasticizer comprises a non-phthalate plasticizer.

22. An anti-skid composition produced by the method of claim 21 .

23. An aerosol-based anti-skid composition comprising the anti-skid-composition of claim 21 and a propellant.

Assignments (3)
SECURITY INTEREST Recorded May 19, 2022
From: RAINFOREST TECHNOLOGIES, LLC
To: PINNACLE BANK
Reel/Frame 059953/0779 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 26, 2018
From: BERGHERM, BRENT
To: SPRAY-LOCK, INC.
Reel/Frame 045352/0119 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 26, 2018
From: SPRAY-LOCK, INC.
To: RAINFOREST TECHNOLOGIES, LLC
Reel/Frame 045352/0138 →
Continuity (2)
Provisional Application 61953018 · Mar 14, 2014
Related Publication 20170174964A1 · Jun 22, 2017