METHODS FOR TREATING INNER LINERS, INNER LINERS RESULTING THEREFROM AND TIRES CONTAINING SUCH INNER LINERS

Methods for treating a cured inner liner as well as treated, cured inner liners resulting from such methods are disclosed. Also disclosed are tires containing the treated inner liners. The methods include treatment of the lower surface of inner liner surface with a rubber-containing liquid to produce a rubber-containing film thereupon. 118-. (canceled)19. A method for treating a cured inner liner comprising:a. providing a cured inner liner comprising rubber, a majority of which comprises butyl rubber (optionally halogenated), wherein the cured inner liner has an upper and a lower surface with the lower surface further comprising polysiloxane moieties,b. treating the lower surface of the cured inner liner with a rubber-containing liquid wherein the rubber-containing liquid comprises at least one conjugated diene monomer-containing rubber and at least one solvent, andc. allowing the rubber-containing liquid to dry upon the treated lower surface of the cured inner liner, thereby producing a rubber-containing film upon the lower surface.20. The method of claim 19 , wherein the rubber-containing film has a thickness of about 0.1 to about 25 micrometers.21. The method of claim 19 , wherein the rubber-containing liquid comprises about 10 to about 45% by weight of conjugated diene-monomer-containing rubber (based upon the total weight of the rubber-containing liquid).22. The method of claim 19 , wherein the treating comprises spraying.23. The method of claim 19 , wherein the rubber of the rubber-containing liquid comprises at least one of butyl rubber (optionally halogenated) claim 19 , natural rubber claim 19 , polyisoprene claim 19 , polybutadiene rubber claim 19 , styrene-butadiene rubber claim 19 , styrene-butadiene-isoprene rubber claim 19 , isoprene-butadiene rubber claim 19 , polychloroprene rubber claim 19 , EPDM claim 19 , or nitrile rubber.24. The method of claim 19 , wherein at least 80% by weight of the rubber in the rubber-containing liquid comprises a ...

TIRE TREAD WITH A BAND LAYER

A non-pneumatic tire includes an inner ring having an axis of rotation and an outer ring coaxial with the inner ring. The non-pneumatic tire further includes support structure extending from the inner ring to the outer ring and a circumferential tread extending about the outer ring. The circumferential tread includes a band layer constructed of a single material and a tread rubber layer directly attached to the band layer. 1. A non-pneumatic tire comprising:an inner ring having an axis of rotation;an outer ring coaxial with the inner ring;support structure extending from the inner ring to the outer ring; anda circumferential tread extending about the outer ring, the circumferential tread including a band layer constructed of a single material and a tread rubber layer directly attached to the band layer.2. The non-pneumatic tire of claim 1 , wherein the band layer is directly attached to the outer ring.3. The non-pneumatic tire of claim 1 , wherein the single material of the band layer is a metal material.4. The non-pneumatic tire of claim 1 , wherein the single material of the band layer is a polymeric material.5. The non-pneumatic tire of claim 1 , wherein the single material has an ultimate tensile strength of at least 410 MPa.6. The non-pneumatic tire of claim 1 , wherein the single material has an ultimate tensile strength of at least 830 MPa.7. The non-pneumatic tire of claim 1 , wherein the single material has an ultimate tensile strength of at least 1400 MPa.8. The non-pneumatic tire of claim 1 , wherein the single material has a surface with an average surface roughness of less than 25 microns.9. The non-pneumatic tire of claim 1 , wherein the single material has a surface with an average surface roughness of less than 1.6 microns.10. The non-pneumatic tire of claim 1 , wherein the single material has a surface with an average surface roughness of less than 0.8 microns.11. A method of making a non-pneumatic tire claim 1 , the method comprising:providing an ...

TIRE TREAD BAND WITH SHIM LAYERS

A non-pneumatic tire includes an inner ring having an axis of rotation and an outer ring coaxial with the inner ring. The non-pneumatic tire further includes support structure extending from the inner ring to the outer ring and a circumferential tread extending about the outer ring. The circumferential tread includes a shear element. The shear element includes a lower shim layer of solid material, an upper shim layer of solid material, and an elastic layer disposed between the lower shim layer and the upper shim layer. The elastic layer has a higher elasticity than the lower shim layer and the upper shim layer. 1. A non-pneumatic tire comprising:an inner ring having an axis of rotation;an outer ring coaxial with the inner ring;support structure extending from the inner ring to the outer ring; and wherein the shear element includes a lower shim layer, the lower shim layer being a solid layer of material,', 'wherein the shear element includes an upper shim layer, the upper shim layer being a solid layer of material, and', 'wherein the shear element includes an elastic layer disposed between the lower shim layer and the upper shim layer, the elastic layer having a higher elasticity than the lower shim layer and the upper shim layer., 'a circumferential tread extending about the outer ring, the circumferential tread including a shear element,'}2. The non-pneumatic tire of claim 1 , wherein the lower shim layer is constructed of steel.3. The non-pneumatic tire of claim 1 , wherein the upper shim layer is constructed of steel.4. The non-pneumatic tire of claim 1 , further comprising a first middle shim layer and a second middle shim layer.5. The non-pneumatic tire of claim 4 , wherein the elastic layer includes:a lower elastic layer disposed between the lower shim layer and the first middle shim layer;a middle elastic layer disposed between the first middle shim layer and the second middle shim layer; andan upper elastic layer disposed between the second middle shim layer ...

METHODS FOR PRODUCING POLYMER-CONTAINING COATINGS UPON CURED INNER LINERS, METHODS FOR PRODUCING TIRES CONTAINING SUCH INNER LINERS, AND TIRES CONTAINING SUCH INNER LINERS

Methods for producing a polymer-containing coating upon a cured tire inner liner using a coating composition of specified composition are provided. Also provided are methods for producing a tire comprising a cured inner liner (with a polymer-containing coating upon its radially inward-facing surface) and at least one component positioned radially inward of the cured inner liner. Tires containing a cured inner liner (with a polymer-containing coating upon its radially inward-facing surface) and at least one component positioned radially inward of the cured inner liner are also disclosed. 119-. (canceled)20. A method for producing a polymer-containing coating upon a cured inner liner for a tire comprising:a. providing a cured inner liner comprising rubber, a majority of which comprises butyl rubber (optionally halogenated), wherein the cured inner liner has an upper and a lower surface, i. a silyl-terminated polymer,', 'ii. optionally at least one plasticizer,', 'iii. at least one tackifier', 'iv. at least one adhesion promoter,', 'v. optionally at least one moisture scavenger,', 'vi. at least one catalyst, and vii. optionally at least one antioxidant, thereby creating a polymer-containing coating upon the treated surface of the cured inner liner., 'b. treating the lower surface of the cured inner liner with a coating composition comprising21. The method of claim 20 , wherein the lower surface of the cured inner liner of (a) further comprises a release treatment comprising polysiloxane moieties.22. The method of claim 20 , wherein the lower surface of the cured inner liner of (a) is essentially free of polysiloxane moieties.23. The method of claim 21 , whereinthe silyl-terminated polymer is present in an amount of about 25 to about 75% by weight (based upon the total weight of the composition used to treat the lower surface of the inner liner) and comprises a silyl-terminated polyether, a silyl-terminated polyurethane, or a combination thereof;the plasticizer is ...

Systems and methods for monitoring a tire for a puncture

This disclosure relates to an approach for monitoring a tire for a puncture based on a change in a voltage established based on a resistance of a material disposed within the tire. In one example, the material is a conductive material layer. In another example, the material is a resistive strip. The systems and methods described herein can monitor for a change in an established voltage over time that is a function of parameters including the resistance of the conductive material layer or the resistive strip, and an applied voltage, to provide an indication of the change in the resistance in the material. The change in resistance of the material can be indicative of the puncture within the tire. The systems and methods described herein can alert a vehicle operator of the puncture within the tire.

METHODS FOR TREATING INNER LINERS, INNER LINERS RESULTING THEREFROM AND TIRES CONTAINING SUCH INNER LINERS

Methods for treating a cured inner liner as well as treated, cured inner liners resulting from such methods are disclosed. Also disclosed are tires containing the treated inner liners. The methods include treatment of the lower surface of inner liner surface with a rubber-containing liquid to produce a rubber-containing film thereupon. 120-. (canceled)21. A method for treating a cured inner liner for a tire comprising:a. providing a cured inner liner comprising rubber, a majority of which comprises butyl rubber (optionally halogenated), wherein the cured inner liner has an upper and a lower surface,b. treating the lower surface of the cured inner liner with a rubber-containing liquid wherein the rubber-containing liquid comprises at least one conjugated diene monomer-containing rubber, polyurethane and at least one solvent, andc. allowing the rubber-containing liquid to dry upon the treated surface of the cured inner liner, thereby producing a rubber-containing film upon the dried, treated surface.22. The method of claim 21 , wherein the rubber-containing film has a thickness of about 0.1 to about 25 micrometers.23. The method of claim 21 , wherein the lower surface of the cured inner liner of (a) further comprises a release treatment comprising polysiloxane moieties.24. The method of claim 21 , wherein the lower surface of the cured inner liner of (a) is essentially free of polysiloxane moieties.25. The method of claim 24 , wherein the film produced in (c) comprises an adhesive film.27. The method of claim 21 , wherein the rubber-containing liquid comprisesa. 100 parts of butyl rubber, halogenated butyl rubber, or a combination thereof, andb. 10-50 phr of polyurethane.28. The method of claim 21 , wherein the at least one solvent of the rubber-containing liquid meets at least one of the following:a. comprises a majority by weight of at least one hydrocarbon solvent; orb. comprises a majority by weight of at least one halogenated aromatic hydrocarbon solvent, at ...

TIRE WITH MULTI-LAYER INSERT

A noise damper includes an open cell foam having a circumferential first tier and an interposed circumferential second tier including blocks and voids. The first tier has a radial height that is 3.0-8.0% of a section height and a first axial width. The second tier has a radial height that is 3.0-12.0% of a section height and a second axial width. The blocks span 10-30% of the second tier's inner circumference and the voids span 70-90% of the second tier's inner circumference. 1. A tire and noise damper assembly comprising: a first annular bead and a second annular bead,', 'a body ply extending between the first annular bead and the second annular bead,', 'an innerliner, disposed radially under the body ply and extending axially across a portion of the body ply,', 'an annular belt package, disposed radially upward of the body ply and extending axially across a portion of the body ply,', 'a circumferential tread disposed radially upward of the annular belt package and extending axially across a portion of the body ply, and', 'a first sidewall extending between the first annular bead and a first shoulder, the first shoulder being associated with the circumferential tread, and a second sidewall extending between the second annular bead and a second shoulder, the second shoulder being associated with the circumferential tread; and, 'a tire, wherein the tire comprises wherein the interposed circumferential lower tier has a radial height that is 1.5-14.0% of a section height of the tire and an axial width that is 20-80% of a tread width of the tire,', 'wherein the continuous circumferential upper tier has a radial height that is 1.5-14.0% of the section height and an axial width that is 20-80% of the tread width, and', "wherein the blocks span 20-40% of the continuous circumferential upper tier's inner circumference and the voids span 60-80% of the continuous circumferential upper tier's inner circumference."], 'a noise damper made of an open cell foam and having a ...

POST-CURE RUN-FLAT AND/OR NOISE REDUCTION APPARATUS AND METHOD OF MANUFACTURING THE SAME

A motor vehicle tire is disclosed with a pair of post-cure run-flat inserts, each of the pair of post-cure run-flat inserts is disposed within a tire cavity between a shoulder region and a respective upper sidewall region of the tire. The tire further includes a cylindrical sidewall defining an interior cylindrical cavity, each of the cylindrical sidewall and the interior cylindrical cavity extending 360 degrees about a rotational axis of the tire, the cylindrical sidewall having an exterior surface contacting a radially inner surface of an inner liner between the shoulder region and the respective upper sidewall region during a normal inflation condition of the tire. 130-. (canceled)30. A run-flat tire comprising: i. is disposed within an inner tire region between a shoulder region and a respective upper sidewall region of a tire;', 'ii. extends 360 degrees about a rotational axis of the tire;', 'iii. has a circular cross-section; and', 'iv. is secured to a radially inner surface of an inner liner during a normal inflation condition of the tire., 'a. a pair of post-cure run-flat inserts, each of the pair of post-cure run-flat inserts31. The run-flat tire in accordance with claim 30 , wherein:a. each of the pair of post-cure run-flat inserts includes a cylindrical sidewall defining an interior cylindrical cavity, each of the cylindrical sidewall and the interior cylindrical cavity extending 360 degrees about the rotational axis of the tire, the cylindrical sidewall having an exterior surface that is secured to the radially inner surface of the inner liner during the normal inflation condition of the tire by an adhesive material.32. The run-flat tire in accordance with claim 31 , further comprising:a. a tread, the inner liner disposed beneath the tread;b. a first bead portion and a second bead portion axially spaced apart from one another, each bead portion having a bead core and a bead filler; and i. having a main body ply portion extending circumferentially about ...

SEALANT-CONTAINING TIRE AND RELATED PROCESSES

Processes for producing a sealant layer-tire inner liner combination as well as a sealant layer-containing tire and related processes involving the sealant layer-containing tire are disclosed. The sealant layer is adhered to the tire inner liner, has a thickness of 2-8 mm and comprises 100 parts of at least one rubber, 90-500 phr of at least one tackifier, optionally one or more extenders, optionally at least one hydroscopic substance, and a cure package. 119-. (canceled)20. A process for producing a sealant layer-tire inner liner combination comprising:a. providing a tire inner liner, wherein the inner liner includes a radially inward facing surface and a radially outward facing surface, i. 100 parts of at least one rubber selected from the group consisting of butyl rubber (optionally halogenated), natural rubber, polyisoprene, polybutadiene rubber, styrene-butadiene rubber, styrene-butadiene-isoprene rubber, isoprene-butadiene rubber, polychloroprene rubber, EPDM, nitrile rubber, polyisobutylene, and combinations thereof;', 'ii. 90-500 phr of at least one tackifier;', 'iii. optionally one or more extenders in a total amount of no more than 55 phr;', 'iv. optionally at least one hydroscopic substance in an amount of 0.5 to 10 phr; and', 'v. a cure package; and, 'b. providing a sealant layer having an upper surface, a lower surface, and a thickness of 2-8 mm, and comprising a mixture of'} i. to the radially inward facing surface of the inner liner so that the lower surface of the sealant layer faces radially outward, or', 'ii. to the radially outward facing surface of the inner liner so that the lower surface of the sealant layer faces radially outward,, 'c. adhering the sealant layer eitherthereby producing a sealant layer-tire inner liner combination.21. The process of claim 20 , wherein at least 60 parts of the 100 parts of rubber comprise butyl rubber claim 20 , halogenated butyl rubber claim 20 , EPDM claim 20 , or a combination thereof claim 20 , and up to 200 ...

SEALANT LAYER WITH BARRIER, TIRE CONTAINING SAME, AND RELATED PROCESSES

A tire sealant layer comprising a rubber portion with an upper surface and a lower surface, and a barrier layer upon the lower surface of the rubber portion is disclosed. The rubber portion comprises a mixture of 100 parts of at least one rubber, 90-500 parts of at least one tackifier, optionally one or more extenders, optionally at least one hydroscopic substance, and a cure package. Also disclosed is a process for producing a sealant layer-tire inner liner combination as well as a sealant layer-containing tire and related processes involving the sealant layer-containing tire. 125-. (canceled)26. A tire sealant layer comprising i. 100 parts of at least one rubber selected from the group consisting of butyl rubber (optionally halogenated), natural rubber, polyisoprene, polybutadiene rubber, styrene-butadiene rubber, styrene-butadiene-isoprene rubber, isoprene-butadiene rubber, polychloroprene rubber, EPDM, nitrile rubber, polyisobutylene, and combinations thereof;', 'ii. 90-500 phr of at least one tackifier;', 'iii. optionally one or more extenders in a total amount of no more than 55 phr;', 'iv. optionally at least one hydroscopic substance in an amount of 0.5 to 10 phr; and', 'v. a cure package; and, 'a rubber portion having an upper surface and a lower surface, the rubber portion comprising a mixture of'}a barrier layer upon the lower surface of the rubber portion wherein the barrier layer has an inner surface facing towards the rubber portion and an outer surface facing away from the rubber portion,wherein the sealant layer has a thickness of 2-8 mm.27. The tire sealant layer of claim 26 , wherein the barrier layer comprises a metal foil.28. The tire sealant layer of claim 26 , wherein the barrier layer comprises a polymeric film.29. The tire sealant layer of claim 26 , wherein the barrier layer has a thickness of 0.01 to 0.3 mm.30. The tire sealant layer of claim 26 , wherein the upper surface of the rubber portion is cured and comprises no more than 25% of the ...

Sealant-containing tire and related processes

Processes for producing a sealant layer-tire inner liner combination as well as a sealant layer-containing tire and related processes involving the sealant layer-containing tire are disclosed. The sealant layer is adhered to the tire inner liner, has a thickness of 2-8 mm and comprises 100 parts of at least one rubber, 90-500 phr of at least one tackifier, optionally one or more extenders, optionally at least one hydroscopic substance, and a cure package.

Methods for treating inner liners, inner liners resulting therefrom and tires containing such inner liners

Methods for treating a cured inner liner as well as treated, cured inner liners resulting from such methods are disclosed. Also disclosed are tires containing the treated inner liners. The methods include treatment of the lower surface of inner liner surface with a rubber-containing liquid to produce a rubber-containing film thereupon.

Sealant-containing tire and related processes

Processes for producing a sealant layer-tire inner liner combination as well as a sealant layer-containing tire and related processes involving the sealant layer-containing tire are disclosed. The sealant layer is adhered to the tire inner liner, has a thickness of 2-8 mm and comprises 100 parts of at least one rubber, 90-500 phr of at least one tackifier, optionally one or more extenders, optionally at least one hydroscopic substance, and a cure package.

Sealant-containing tire and related processes

Non-pneumatic tire having support structure with stress-concentration reduction features

A non-pneumatic and method of making a non-pneumatic tire. The non-pneumatic tire includes a lower ring having a first diameter and an upper ring having a second diameter greater than the first diameter. The upper ring is substantially coaxial with the lower ring. A support structure extends between the lower ring and the upper ring. The support structure includes a first face and a second face opposite the first face, a first axial edge and a second axial edge. The first and second axial edges space the first face from the second face. At least one of the first edge and the second edge may have a geometry that provides the support structure with a nonrectangular cross section. At least one of the first face and the second face may have a surface roughness of less than 25 microns. The support structure may be free from orthogonal axial edges.

Systems and methods for monitoring a tire for a puncture

This disclosure relates to an approach for monitoring a tire for a puncture based on a change in a voltage established based on a resistance of a material disposed within the tire. In one example, the material is a conductive material layer. In another example, the material is a resistive strip. The systems and methods described herein can monitor for a change in an established voltage over time that is a function of parameters including the resistance of the conductive material layer or the resistive strip, and an applied voltage, to provide an indication of the change in the resistance in the material. The change in resistance of the material can be indicative of the puncture within the tire. The systems and methods described herein can alert a vehicle operator of the puncture within the tire.

Tire with band layer

A method of making a tire tread includes providing a sheet of material and forming the sheet of material into a cylinder, such that a first edge of the sheet of material contacts a second edge of the sheet of material. The method also includes welding the first edge to the second edge to form a welded joint of a seamed cylinder, and providing tread rubber about the seamed cylinder.

Tire tread with a band layer

A non-pneumatic tire includes an inner ring having an axis of rotation and an outer ring coaxial with the inner ring. The non-pneumatic tire further includes support structure extending from the inner ring to the outer ring and a circumferential tread extending about the outer ring. The circumferential tread includes a band layer constructed of a single material and a tread rubber layer directly attached to the band layer. The band layer has a first face and a second face opposite the first face, and a first axial edge and a second axial edge, the first and second axial edges spacing the first face from the second face. At least one of the first edge and the second edge has a geometry that provides the band layer with a nonrectangular cross section.

Sealant layer with barrier, tire containing same

Self-supporting spoke structure for non-pneumatic tire

A non-pneumatic tire includes a lower ring having a first diameter and an upper ring having a second diameter. The upper ring is substantially coaxial with the lower ring. A support structure connects the lower ring to the upper ring. The support structure is made up of a plurality of spokes. The support structure is arranged and configured so that adjacent spokes of the plurality of spokes contact one another upon the occurrence of a high impact event.

Tire tread with a band layer

A non-pneumatic tire includes an inner ring having an axis of rotation and an outer ring coaxial with the inner ring. The non-pneumatic tire further includes support structure extending from the inner ring to the outer ring and a circumferential tread extending about the outer ring. The circumferential tread includes a band layer constructed of a single material and a tread rubber layer directly attached to the band layer.

Methods for producing polymer-containing coatings upon cured inner liners, methods for producing tires containing such inner liners, and tires containing such inner liners

Methods for producing a polymer-containing coating upon a cured tire inner liner using a coating composition of specified composition are provided. Also provided are methods for producing a tire comprising a cured inner liner (with a polymer-containing coating upon its radially inward-facing surface) and at least one component positioned radially inward of the cured inner liner. Tires containing a cured inner liner (with a polymer-containing coating upon its radially inward-facing surface) and at least one component positioned radially inward of the cured inner liner are also disclosed.

Methods for treating inner liners, inner liners resulting therefrom and tires containing such inner liners

Methods for treating a cured inner liner as well as treated, cured inner liners resulting from such methods are disclosed. Also disclosed are tires containing the treated inner liners. The methods include treatment of the lower surface of inner liner surface with a rubber-containing liquid to produce a rubber-containing film thereupon.

Flexure member for non-pneumatic tire spoke component

A non-pneumatic tire that includes an inner support ring positioned within and coaxial to an outer support ring with a support structure connecting the rings to one another. The support structure includes a plurality of spokes that are secured to the inner support ring and the outer support ring. A flexure member having a filleted perimeter surface is used to attach an end of the spokes to the outer support ring.

Post-cure run-flat and/or noise reduction apparatus and method of manufacturing the same

Non-pneumatic tire having balanced spoke stiffnesses

A non-pneumatic tire and method of forming a non-pneumatic tire. The non-pneumatic tire includes a lower ring having a first diameter and an upper ring having a second diameter greater than the first diameter. The upper ring is substantially coaxial with the lower ring. A plurality of spokes extend between and interconnect the lower ring and the upper ring. The plurality of spokes have a tension stiffness of greater than or equal to 11 and less than or equal to 150 N/mm°, and a compression stiffness of greater than or equal to 11 and less than or equal to 100 N/mm°.

Sealant layer with barrier, tire containing same, and related processes

A tire sealant layer comprising a rubber portion with an upper surface and a lower surface, and a barrier layer upon the lower surface of the rubber portion is disclosed. The rubber portion comprises a mixture of 100 parts of at least one rubber, 90-500 parts of at least one tackifier, optionally one or more extenders, optionally at least one hydroscopic substance, and a cure package. Also disclosed is a process for producing a sealant layer-tire inner liner combination as well as a sealant layer-containing tire and related processes involving the sealant layer-containing tire.

Non-pneumatic tire with fiber metal laminate construction

A non-pneumatic tire includes a lower ring having a first diameter and an upper ring having a second diameter greater than the first diameter. The upper ring is substantially coaxial with the lower ring. Support structure connects the lower ring to the upper ring. At least one of the lower ring, the upper ring, and the support structure includes a fiber metal laminate having at least one metal foil layer and at least one fiber and resin combination layer.

Non-pneumatic tire with fiber metal laminate construction

A non-pneumatic tire includes a lower ring having a first diameter and an upper ring having a second diameter greater than the first diameter. The upper ring is substantially coaxial with the lower ring. Support structure connects the lower ring to the upper ring. At least one of the lower ring, the upper ring, and the support structure includes a fiber metal laminate having at least one metal foil layer and at least one fiber and resin combination layer.

Post-cure run-flat and/or noise reduction apparatus and method of manufacturing the same

A motor vehicle tire is disclosed with a pair of post-cure run-flat inserts, each of the pair of post-cure run-flat inserts is disposed within a tire cavity between a shoulder region and a respective upper sidewall region of the tire. The tire further includes a cylindrical sidewall defining an interior cylindrical cavity, each of the cylindrical sidewall and the interior cylindrical cavity extending 360 degrees about a rotational axis of the tire, the cylindrical sidewall having an exterior surface contacting a radially inner surface of an inner liner between the shoulder region and the respective upper sidewall region during a normal inflation condition of the tire.

Methods for producing polymer-containing coatings upon cured inner liners, methods for producing tires containing such inner liners, and tires containing such inner liners

Methods for producing a polymer-containing coating upon a cured tire inner liner using a coating composition of specified composition are provided. Also provided are methods for producing a tire comprising a cured inner liner (with a polymer-containing coating upon its radially inward-facing surface) and at least one component positioned radially inward of the cured inner liner. Tires containing a cured inner liner (with a polymer-containing coating upon its radially inward-facing surface) and at least one component positioned radially inward of the cured inner liner are also disclosed.

Methods For Producing Polymer-Containing Coatings Upon Cured Inner Liners, Methods For Producing Tires Containing Such Inner Liners, And Tires Containing Such Inner Liners

Methods for producing a polymer-containing coating upon a cured tire inner liner using a coating composition of specified composition are provided. Also provided are methods for producing a tire comprising a cured inner liner (with a polymer-containing coating upon its radially inward-facing surface) and at least one component positioned radially inward of the cured inner liner. Tires containing a cured inner liner (with a polymer-containing coating upon its radially inward-facing surface) and at least one component positioned radially inward of the cured inner liner are also disclosed.

Tire with multi-layer insert

A noise damper includes an open cell foam having a circumferential first tier and an interposed circumferential second tier including blocks and voids. The first tier has a radial height that is 3.0-8.0% of a section height and a first axial width. The second tier has a radial height that is 3.0-12.0% of a section height and a second axial width. The blocks span 10-30% of the second tier's inner circumference and the voids span 70-90% of the second tier's inner circumference.

Non-pneumatic tire having balanced spoke stiffness

A non-pneumatic tire and method of forming a non-pneumatic tire. The non-pneumatic tire includes a lower ring having a first diameter and an upper ring having a second diameter greater than the first diameter. The upper ring is substantially coaxial with the lower ring. A plurality of spokes extend between and interconnect the lower ring and the upper ring. The plurality of spokes have a tension stiffness of greater than or equal to 11 and less than or equal to 150 N/mm°, and a compression stiffness of greater than or equal to 11 and less than or equal to 100 N/mm°.

Tire tread including a decoupling groove

A tire including a decoupling groove is provided, the tire comprising: a body, a shoulder, a tread surface including at least one decoupling groove extending radially inwardly into the body from the tread surface, and a plurality of parallel sipes, wherein the decoupling groove is oriented adjacent to the shoulder, wherein the decoupling groove is defined by an axially outer groove sidewall and an axially inner groove sidewall, has a width W 1 , and has a centerline, wherein the plurality of parallel sipes extend axially into the inner groove sidewall, wherein the decoupling groove has a radially inner groove base defined by a curvilinear base surface, has a width W 2 , and has a center, wherein the width W 2 is greater than the width W 1 , and wherein a centerline of the decoupling groove intersects the center of the groove base.

Sealant-containing tire and related processes

Processes for producing a sealant layer-tire inner liner combination as well as a sealant layer-containing tire and related processes involving the sealant layer-containing tire are disclosed. The sealant layer is adhered to the tire inner liner, has a thickness of 2-8 mm and comprises 100 parts of at least one rubber, 300-500 phr of at least one tackifier, optionally one or more extenders, optionally at least one hydroscopic substance, and a cure package.

Tire tread including a decoupling groove

A tire including a decoupling groove is provided, the tire comprising: a body, a shoulder, a tread surface including at least one decoupling groove extending radially inwardly into the body from the tread surface, and a plurality of parallel sipes, wherein the decoupling groove is oriented adjacent to the shoulder, wherein the decoupling groove is defined by an axially outer groove sidewall and an axially inner groove sidewall, has a width W1, and has a centerline, wherein the plurality of parallel sipes extend axially into the inner groove sidewall, wherein the decoupling groove has a radially inner groove base defined by a curvilinear base surface, has a width W2, and has a center, wherein the width W2 is greater than the width W1, and wherein a centerline of the decoupling groove intersects the center of the groove base.

Non-pneumatic tire having support structure with stress-concentration reduction features

Tire with band layer

A method of making a tire tread includes providing a sheet of material and forming the sheet of material into a cylinder, such that a first edge of the sheet of material contacts a second edge of the sheet of material. The method also includes welding the first edge to the second edge to form a welded joint of a seamed cylinder, and providing tread rubber about the seamed cylinder.

Tire tread with a band layer

Sealant layer with barrier, tire containing same, and related processes

A tire sealant layer comprising a rubber portion with an upper surface and a lower surface, and a barrier layer upon the lower surface of the rubber portion is disclosed. The rubber portion comprises a mixture of 100 parts of at least one rubber, 90-500 parts of at least one tackifier, optionally one or more extenders, optionally at least one hydroscopic substance, and a cure package. Also disclosed is a process for producing a sealant layer-tire inner liner combination as well as a sealant layer-containing tire and related processes involving the sealant layer-containing tire.

Tire with band layer