An aerosol product comprises a foaming concentrate composition that comprises a surfactant and particulate material having a particle size of at least about 100 μm. The foaming concentrate composition and propellant are contained in a package comprising a container and a powder valve comprising an orifice having an orifice diameter of at least about 508 μm. Preferably, a ratio of the maximum particle size of the particulate material to the orifice diameter of the orifice is less than about 0.75.
Description
BRIEF DESCRIPTION OF THE DRAWING
The FIGURE is a side elevational view in partial section of an assembled powder valve mounted to a container of the present invention.
Claims
1. An aerosol product comprising:
(a) a foaming concentrate composition comprising:
(i) at least 1%, by weight of said foaming concentrate composition, of a surfactant; and(ii) from about 0.1% to about 10%, by weight of said foaming concentrate composition, of particulate material; wherein said said foaming concentrate composition comprises at least about 0.1%, by weight of said foaming concentrate composition, of particulate material having a particle size of at least about 100 μm;(b) a propellant; and(c) a package containing said foaming concentrate composition and said propellant; wherein said package comprises a container and a powder valve comprising an orifice having an orifice diameter of at least about 508 μm;wherein a ratio of a maximum particle size of said particulate material to said orifice diameter of said orifice is less than about 0.75.
2. The aerosol product of claim 1, wherein said particle size of said particulate material is at least about 150 μm.
3. The aerosol product of claim 2, wherein said particle size of said particulate material is at least about 200 μm.
4. The aerosol product of claim 1, wherein said maximum particle size of said particulate material is less than about 600 μm.
5. The aerosol product of claim 4, wherein said maximum particle size of said particulate material is less than about 500 μm.
6. The aerosol product of claim 1, wherein said orifice diameter of said orifice is at least about 610 μm.
7. The aerosol product of claim 6, wherein said orifice diameter of said orifice is at least about 660 μm.
8. The aerosol product of claim 1, wherein said ratio of said maximum particle size of said particulate material to said orifice diameter of said orifice is less than about 0.6.
9. The aerosol product of claim 8, wherein said ratio of said maximum particle size of said particulate material to said orifice diameter of said orifice is less than about 0.5.
10. The aerosol product of claim 1, wherein said particulate material is comprised of polyethylene, polypropylene, oxidized polyethylene, or mixtures thereof.
11. The aerosol product of claim 1, wherein said surfactant is selected from the group consisting of anionic surfactant, amphoteric surfactant, nonionic surfactant, and mixtures thereof.
12. The aerosol product of claim 11, wherein said anionic surfactant is a fatty acid soap and wherein said composition has a pH of from about 6 to about 7.5.
13. The aerosol product of claim 1, wherein said foaming concentrate composition further comprises from about 0.001% to about 10%, by weight of said foaming concentrate composition, of a suspension agent.
14. The aerosol product of claim 13, wherein said suspension agent is selected from the group consisting of synthetic layered silicates, beyntonite clays, cross-linked alkali-swellable acrylate copolymers, anionic hydrophobically modified alkali-soluble acrylic polymers, and mixtures thereof.
15. The aerosol product of claim 1, wherein said aerosol product comprises from about 2% to about 20%, by weight of said foaming concentrate composition, of said surfactant.
16. The aerosol product of claim 1, wherein said propellant is selected from the group consisting of propane, isobutane, dimethylether, 1,1-difluoroethane, butane, and mixtures thereof.
17. The aerosol product of claim 16, wherein said propellant comprises dimethylether.
18. The aerosol product of claim 1, wherein said foaming concentrate composition further comprises an anti-foaming agent.
19. The aerosol product of claim 18, wherein said anti-foaming agent is selected from the group consisting of silicone fluids, silica materials, silicone resins; EO/PO block polymers, EO/PO/EO block polymers, PO/EO/PO block polymers, and mixtures thereof.
20. The aerosol product of claim 1, wherein said package further comprises a non-hinged actuator.
21. An aerosol product comprising:
(a) a foaming concentrate composition comprising:
(i) a surfactant; and(ii) from about 1% to about 10%, by weight of said foaming concentrate composition, of particulate material; wherein said said foaming concentrate composition comprises at least about 0.1%, by weight of said foaming concentrate composition, of particulate material having a particle size of at least about 100 μm;(b) a propellant; and(c) a package containing said foaming concentrate composition and said propellant; wherein said package comprises a container and a powder valve comprising an orifice having an orifice diameter of at least about 508 μm;wherein a ratio of a maximum particle size of said particulate material to said orifice diameter of said orifice is less than about 0.75.
22. The aerosol product of claim 21, wherein said particle size of said particulate material is at least about 150 μm.
23. The aerosol product of claim 22, wherein said particle size of said particulate material is at least about 200 μm.
24. The aerosol product of claim 21, wherein said maximum particle size of said particulate material is less than about 600 μm.
25. The aerosol product of claim 24, wherein said maximum particle size of said particulate material is less than about 500 μm.
26. The aerosol product of claim 21, wherein said orifice diameter of said orifice is at least about 610 μm.
27. The aerosol product of claim 26, wherein said orifice diameter of said orifice is at least about 660 μm.
28. The aerosol product of claim 21, wherein said ratio of said maximum particle size of said particulate material to said orifice diameter of said orifice is less than about 0.6.
29. The aerosol product of claim 28, wherein said ratio of said maximum particle size of said particulate material to said orifice diameter of said orifice is less than about 0.5.
30. The aerosol product of claim 21, wherein said particulate material is comprised of polyethylene, polypropylene, oxidized polyethylene, or mixtures thereof.
31. The aerosol product of claim 21, wherein said foaming concentrate composition comprises from about 1% to about 30%, by weight of said foaming concentrate composition, of said surfactant.
32. The aerosol product of claim 31, wherein said surfactant is selected from the group consisting of anionic surfactant, amphoteric surfactant, nonionic surfactant, and mixtures thereof.
33. The aerosol product of claim 32, wherein said anionic surfactant is a fatty acid soap and wherein said composition has a pH of from about 6 to about 7.5.
34. The aerosol product of claim 21, wherein said foaming concentrate composition further comprises from about 0.001% to about 10%, by weight of said foaming concentrate composition, of a suspension agent.
35. The aerosol product of claim 34, wherein said suspension agent is selected from the group consisting of synthetic layered silicates, bentonite clays, cross-linked alkali-swellable acrylate copolymers, anionic hydrophobically modified alkali-soluble acrylic polymers, and mixtures thereof.
36. The aerosol product of claim 21, wherein said aerosol product comprises from about 1.5% to about 3%, by weight of said foaming concentrate composition, of said particulate material.
37. The aerosol product of claim 21, wherein said propellant is selected from the group consisting of propane, isobutane, dimethylether, 1,1-difluoroethane, butane, and mixtures thereof.
38. The aerosol product of claim 37, wherein said propellant comprises dimethylether.
39. The aerosol product of claim 21, wherein said foaming concentrate composition further comprises an anti-foaming agent.
40. The aerosol product of claim 39, wherein said anti-foaming agent is selected from the group consisting of silicone fluids, silica materials, silicone resins; EO/PO block polymers, EO/PO/EO block polymers, PO/EO/PO block polymers, and mixtures thereof.
41. The aerosol product of claim 21, wherein said package further comprises a non-hinged actuator.
42. An aerosol product comprising:
(a) a foaming concentrate composition comprising:
(i) a surfactant; and(ii) from about 0.1% to about 10%, by weight of said foaming concentrate composition, of particulate material; wherein said said foaming concentrate composition comprises at least about 0.1%, by weight of said foaming concentrate composition, of particulate material having a particle size of at least about 100 μm;(b) a propellant; and(c) a package containing said foaming concentrate composition and said propellant; wherein said package comprises a container and a powder valve comprising an orifice, said orifice having an opening area of at least about 0.340 mm2;wherein a ratio of maximum particle size of said particulate material to orifice diameter of said orifice is less than about 0.75.
43. The aerosol product of claim 42, wherein said particle size of said particulate material is at least about 150 μm.
44. The aerosol product of claim 43, wherein said particle size of said particulate material is at least about 200 μm.
45. The aerosol product of claim 42, wherein said maximum particle size of said particulate material is less than about 600 μm.
46. The aerosol product of claim 45, wherein said maximum particle size of said particulate material is less than about 500 μm.
47. The aerosol product of claim 42, wherein said opening area of said orifice is at least about 0.370 mm2.
48. The aerosol product of claim 47, wherein said opening area of said orifice is at least about 0.470 mm2.
49. The aerosol product of claim 42, wherein said ratio of said maximum particle size of said particulate material to said orifice diameter of said orifice is less than about 0.6.
50. The aerosol product of claim 49, wherein said ratio of said maximum particle size of said particulate material to said orifice diameter of said orifice is less than about 0.5.
51. The aerosol product of claim 42, wherein said particulate material is comprised of polyethylene, polypropylene, oxidized polyethylene, or mixtures thereof.
52. The aerosol product of claim 40, wherein said foaming concentrate composition comprises from about 1% to about 30%, by weight of said foaming concentrate composition, of said surfactant.
53. The aerosol product of claim 52, wherein said surfactant is selected from the group consisting of anionic surfactant, amphoteric surfactant, nonionic surfactant, and mixtures thereof.
54. The aerosol product of claim 53, wherein said anionic surfactant is a fatty acid soap and wherein said composition has a pH of from about 6 to about 7.5.
55. The aerosol product of claim 42, wherein said foaming concentrate composition further comprises from about 0.001% to about 10%, by weight of said foaming concentrate composition, of a suspension agent.
56. The aerosol product of claim 55, wherein said suspension agent is selected from the group consisting of synthetic layered silicates, bentonite clays, cross-linked alkali-swellable acrylate copolymers, anionic hydrophobically modified alkali-soluble acrylic polymers, and mixtures thereof.
57. The aerosol product of claim 42, wherein said propellant is selected from the group consisting of propane, isobutane, dimethylether, 1,1-difluoroethane, butane, and mixtures thereof.
58. The aerosol product of claim 57, wherein said propellant comprises dimethylether.
59. The aerosol product of claim 42, wherein said foaming concentrate composition further comprises an anti-foaming agent.
60. The aerosol product of claim 59, wherein said anti-foaming agent is selected from the group consisting of silicone fluids, silica materials, silicone resins; EO/PO block polymers, EO/PO/EO block polymers, PO/EO/PO block polymers, and mixtures thereof.
61. The aerosol product of claim 42, wherein said package further comprises a non-hinged actuator.
Patent Application
20070225196
