Claims
- 1. A sulfur-cured tire rubber composition which is comprised of at least one rubbery polymer and from about 1 phr to about 20 phr of uintahite, wherein the sulfur-cured tire rubber composition is free of crosslinked fatty acids.
- 2. A sulfur-cured tire rubber composition as specified in claim 1 wherein the uintahite is virgin uintahite.
- 3. A sulfur-cured tire rubber composition as specified in claim 2 wherein the rubbery polymer is one or more polydiene rubbers.
- 4. A sulfur-cured tire rubber composition as specified in claim 3 wherein the uintahite is present at a level which is within the range of about 2 phr to about 15 phr.
- 5. A sulfur-cured tire rubber composition as specified in claim 3 wherein the uintahite is present at a level which is within the range of about 3 phr to about 10 phr.
- 6. A sulfur-cured tire rubber composition as specified in claim 3 wherein the uintahite is present at a level which is within the range of about 4 phr to about 6 phr.
- 7. A sulfur-cured tire rubber composition as specified in claim 1 wherein the uintahite is hydrocarbon solvent extracted uintahite.
- 8. A sulfur-cured tire rubber composition as specified in claim 7 wherein the rubbery polymer is one or more polydiene rubbers.
- 9. A sulfur-cured tire rubber composition as specified in claim 3 wherein the uintahite is present at a level which is within the range of about 2 phr to about 15 phr.
- 10. A sulfur-cured tire rubber composition as specified in claim 5 wherein polybutadiene rubber and styrene-butadiene rubber are present as polydiene rubbers.
- 11. A sulfur-cured tire rubber composition as specified in claim 1 wherein said sulfur-cured tire rubber composition is in the form of a sidewall.
- 12. A sulfur-cured tire rubber composition as specified in claim 1 wherein said sulfur-cured tire rubber composition is in the form of an apex.
- 13. A sulfur-cured tire rubber composition as specified in claim 1 wherein said sulfur-cured tire rubber composition is in the form of a chafer.
- 14. A sulfur-cured tire rubber composition as specified in claim 1 wherein said sulfur-cured tire rubber composition is in the form of a bead coat.
- 15. A sulfur-cured tire rubber composition as specified in claim 1 wherein said sulfur-cured tire rubber composition is in the form of a toeguard.
- 16. A sulfur-cured tire rubber composition as specified in claim 1 wherein said sulfur-cured tire rubber composition is in the form of an innerliner.
- 17. A sulfur-cured tire rubber composition as specified in claim 1 wherein said sulfur-cured tire rubber composition is in the form of a ply coat.
- 18. A sulfur-cured tire rubber composition as specified in claim 1 wherein said sulfur-cured tire rubber composition is in the form of a gum strip.
- 19. A sulfur-cured tire rubber composition as specified in claim 1 wherein said sulfur-cured tire rubber composition is in the form of a wedge stock.
- 20. A pneumatic tire having an outer circumferential tread where said tread is a sulfur-cured rubber composition which is comprised of at least one rubbery polymer and from about 1 to about 20 phr of uintahite, wherein the tread is free of crosslinked fatty acids.
- 21. A pneumatic tire as specified in claim 20 wherein the uintahite is virgin uintahite.
- 22. A pneumatic tire as specified in claim 21 wherein the uintahite is present as a level which is within the range of about 2 phr to about 15 phr.
- 23. A pneumatic tire as specified in claim 22 wherein the rubbery polymer is at least one polydiene rubber.
- 24. A pneumatic tire as specified in claim 23 wherein the uintahite is present at a level which is within the range of about 3 phr to about 10 phr.
- 25. A pneumatic tire as specified in claim 23 wherein the uintahite is present at a level which is within the range of about 4 phr to about 6 phr.
- 26. A pneumatic tire which is comprised of a generally toroidal-shaped carcass, an outer circumferential tread which is adapted to be ground contacting, two spaced beads and two sidewalls extending radially from said spaced beads and connecting said tread to said spaced beads, wherein said tread is comprised of (a) at least one rubbery polymer and (b) from about 1 phr to about 20 phr of uintahite, wherein said tread is free of crosslinked fatty acids.
- 27. A pneumatic tire as specified in claim 26 wherein the uintahite is virgin uintahite.
- 28. A pneumatic tire as specified in claim 27 wherein the uintahite is present at a level which is within the range of about 2 phr to about 15 phr.
- 29. A pneumatic tire as specified in claim 28 wherein the rubbery polymer is at least one polydiene rubber.
- 30. A sulfur-cured tire rubber composition as specified in claim 1 wherein said sulfur-cured tire rubber composition is in the form of a coverstrip.
- 31. A sulfur-cured tire rubber composition as specified in claim 1 wherein said sulfur-cured tire rubber composition is in the form of an overlay.
- 32. A sulfur-cured tire rubber composition as specified in claim 1 wherein said sulfur-cured tire rubber composition is free of starch.
- 33. A sulfur-cured tire rubber composition which is comprised of at least one rubbery polymer and from about 1 phr to about 20 phr of uintahite, wherein the sulfur-cured tire rubber composition is free of starch.
- 34. A sulfur-cured tire rubber composition as specified in claim 33 wherein the uintahite is virgin uintahite.
- 35. A sulfur-cured tire rubber composition as specified in claim 34 wherein the rubbery polymer is one or more polydiene rubbers.
- 36. A sulfur-cured tire rubber composition as specified in claim 35 wherein the uintahite is present at a level which is within the range of about 2 phr to about 15 phr.
- 37. A sulfur-cured tire rubber composition as specified in claim 35 wherein the uintahite is present at a level which is within the range of about 3 phr to about 10 phr.
- 38. A sulfur-cured tire rubber composition as specified in claim 35 wherein the uintahite is present at a level which is within the range of about 4 phr to about 6 phr.
- 39. A sulfur-cured tire rubber composition as specified in claim 33 wherein the uintahite is hydrocarbon solvent extracted uintahite.
- 40. A sulfur cured tire rubber composition as specified in claim 39 wherein the rubbery polymer is one or more polydiene rubbers.
- 41. A sulfur-cured tire rubber composition as specified in claim 40 wherein the uintahite is present at a level which is within the range of about 2 phr to about 15 phr.
- 42. A sulfur-cured tire rubber composition as specified in claim 41 wherein polybutadiene rubber and styrene-butadiene rubber are present as polydiene rubbers.
- 43. A sulfur-cured tire rubber composition as specified in claim 33 wherein said sulfur-cured tire rubber composition is in the form of a sidewall.
- 44. A sulfur-cured tire rubber composition as specified in claim 33 wherein said sulfur-cured tire rubber composition is in the form of an apex.
- 45. A sulfur-cured tire rubber composition as specified in claim 33 wherein said sulfur-cured tire rubber composition is in the form of a chafer.
- 46. A sulfur-cured tire rubber composition as specified in claim 33 wherein said sulfur-cured tire rubber composition is in the form of a bead coat.
- 47. A sulfur-cured tire rubber composition as specified in claim 33 wherein said sulfur-cured tire rubber composition is in the form of a toeguard.
- 48. A sulfur-cured tire rubber composition as specified in claim 33 wherein said sulfur-cured tire rubber composition is in the form of an innerliner.
- 49. A sulfur-cured tire rubber composition as specified in claim 33 wherein said sulfur-cured tire rubber composition is in the form of a ply coat.
- 50. A sulfur-cured tire rubber composition as specified in claim 33 wherein said sulfur-cured tire rubber composition is in the form of a gum strip.
- 51. A sulfur-cured tire rubber composition as specified in claim 33 wherein said sulfur-cured tire rubber composition is in the form of a wedge stock.
- 52. A pneumatic tire having an outer circumferential tread where said tread is a sulfur-cured rubber composition which is comprised of at least one rubbery polymer and from about 1 to about 20 phr of uintahite, wherein the tread is free of starch.
- 53. A pneumatic tire as specified in claim 52 wherein the uintahite is virgin uintahite.
- 54. A pneumatic tire as specified in claim 53 wherein the uintahite is present as a level which is within the range of about 2 phr to about 15 phr.
- 55. A pneumatic tire as specified in claim 54 wherein the rubbery polymer is at least one polydiene rubber.
- 56. A pneumatic tire as specified in claim 55 wherein the uintahite is present at a level which is within the range of about 3 phr to about 10 phr.
- 57. A pneumatic tire as specified in claim 55 wherein the uintahite is present at a level which is within the range of about 4 phr to about 6 phr.
- 58. A pneumatic tire which is comprised of a generally toroidal-shaped carcass, an outer circumferential tread which is adapted to be ground contacting, two spaced beads and two sidewalls extending radially from said spaced beads and connecting said tread to said spaced beads, wherein said tread is comprised of (a) at least one rubbery polymer and (b) from about 1 phr to about 20 phr of uintahite, wherein said tread is free of starch.
- 59. A pneumatic tire as specified in claim 58 wherein the uintahite is virgin uintahite.
- 60. A pneumatic tire as specified in claim 59 wherein the uintahite is present at a level which is within the range of about 2 phr to about 15 phr.
- 61. A pneumatic tire as specified in claim 60 wherein the rubbery polymer is at least one polydiene rubber.
Parent Case Info
This is a continuation-in-part application of U.S. Pat. application Ser. No. 09/038,264, filed on Mar. 10, 1998 U.S. Pat. No. 6,011,093.
US Referenced Citations (1)
Number |
Name |
Date |
Kind |
6011093 |
Maly et al. |
Jan 2000 |
|
Continuation in Parts (1)
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Number |
Date |
Country |
Parent |
09/038264 |
Mar 1998 |
US |
Child |
09/416178 |
|
US |