B60C1/0008

Pneumatic Tire
20200316993 · 2020-10-08 ·

A pneumatic tire includes an innerliner and a tie rubber. A rubber composition for an innerliner constituting the innerliner includes from 25 to 75 parts by mass of a carbon black having a nitrogen adsorption specific surface area from 25 to 95 m.sup.2/g, from 1 to 13 parts by mass of a resin, and from 0.1 to 1.8 parts by mass of zinc oxide, per 100 parts by mass of a diene rubber containing from 50 to 100 parts by mass of halogenated butyl rubber, and the dynamic storage modulus at 45 C. of the rubber composition is not greater than 600 Mpa.

Light-weight inner tube and related methods

The present disclosure relates to a light-weight tire inner tube comprising a film tube with a wall thickness of 100 to 400 microns, pneumatic tires containing the light-weight tire inner tube, and related methods for manufacturing the light-weight tire inner tube. The film tube is comprised of a film material comprising at least one thermoplastic engineering resin and optionally at least one saturated elastomer, and the film material of the film tube has an oxygen permeability of 8-15 cm.sup.3 O.sub.2/m.sup.2.Math.per day at 25 C.

Method for manufacturing pneumatic tire
10792879 · 2020-10-06 · ·

A pneumatic tire is formed by winding a sheet member (A) and a sheet member (B) onto a molding drum and molding a cylindrical body. A laminate body (M) in which the sheet member (B) is layered in advance on the outer periphery of the sheet member (A) is wound onto a molding drum (10), the tack value of a material (a) constituting the sheet member (A) being smaller than the tack value of a material (b) constituting the sheet member (B), the length of the sheet member (A) being configured so that a starting end (As) of winding on the molding drum (10) and an ending end (Ae) of winding do not overlap, and the length of the sheet member (B) being configured so that the ending end (Be) of winding extends longer in the circumferential direction than the ending end (Ae) of winding of the sheet member (A).

Comb-block copolymers of isobutylene copolymer backbone with functional polymer comb arms

Comb-block copolymers of isobutylene copolymer backbone with functional comb arms, methods for making a comb-block copolymer comprising polymerizing one or more monomer components comprising units derived from at least one of acrylates, vinyl terminated C.sub.6 to C.sub.20 aromatics, acrylamides, and acrylonitrile using a halogenated copolymer initiator having a benzylic-halide moiety via atom transfer radical polymerization (ATRP) in the presence of a transition metal complex catalyst at a temperature ranging from 30 C. to 150 C., the use of these comb-block copolymers as a tire tread additive, as a nanofiller dispersant in elastomeric nanocomposite compositions comprising halobutyl rubber, as a surfactant, as a sealant, and as an additive in a latex formulation is disclosed.

PNEUMATIC TIRE
20200290407 · 2020-09-17 · ·

A pneumatic tire comprises a puncture prevention member adhered to at least a part of an inner surface of a tire body, wherein the puncture prevention member includes one or more protective layers each of which includes: an internal pressure retention layer; and a protective material located on a tire outer surface side of the internal pressure retention layer in at least a part of an extending region of the internal pressure retention layer.

MECHANISM TO CHAIN CONTINUOUS QUERIES

Techniques for implementing mechanisms for chaining continuous queries are provided. In some examples, results of a first continuous query may be stored in a data object. For example, the first continuous query may be configured to process business event data and store the results in the data object. Additionally, a second continuous query may then be processed based at least in part on the results stored in the data object.

RUBBER ADDITIVE, RUBBER COMPOSITION AND PNEUMATIC TIRE USING SAME

Provided are: a rubber additive that enables to provide a rubber composition having excellent low heat generation properties and manufacturing operability; a rubber composition including the rubber additive; and a pneumatic tire including the rubber composition. The rubber additive is characterized by containing a hydrazide compound represented by Formula (I) below, where R represents a hydroxyl group, an alkyl group having 1 to 4 carbon atoms, or an alkoxy group having 1 to 4 carbon atoms and A represents an alkylene group having 1 to 4 carbon atoms or an alkenylene group having 2 to 4 carbon atoms; the rubber composition containing the rubber additive; and the pneumatic tire including the rubber composition:

##STR00001##

Aminosilane initiators and functionalized polymers prepared therefrom

Metallated aminosilane compounds for use as functional initiators in anionic polymerizations and processes for producing an aminosilane-functionalized polymer using the metallated aminosilane compounds to initiate anionic polymerization of at least one type of anionically polymerizable monomer. Preferred use of the metallated aminosilane compounds results in rubber compositions for use in tires comprising an aminosilane functionalized polymer.

Tire innerliner with carbon black blend

A tire comprising an innerliner, where the innerliner includes a rubber, a first carbon black having a statistical thickness surface area of at least 50 m.sup.2/g, and a second carbon black having a statistical thickness surface area of at most 45 m.sup.2/g.

Heavy duty pneumatic tire
10703137 · 2020-07-07 · ·

A heavy duty pneumatic tire comprises an innerliner including a laminated first liner and second liner; a thickness of the first liner being 1.2 to 1.9 mm; a thickness of the second liner being 1.2 to 1.6 mm; a total thickness of the first and second liners being 2.4 to 3.4 mm; the first and second liners being made of rubber compositions 1 and 2; rubber composition 1 containing 5 to 50 parts by weight of a plate-like inorganic filler having a particle size of 4.9 to 7.5 m and an aspect ratio of 3.0 to 7.0 per 100 parts by weight of a diene rubber containing 50 to 100 wt. % of butyl rubber; and rubber composition 2 containing 0.05 to 0.5 parts by weight of an organic metal salt as metal content per 100 parts by weight of a diene rubber containing at least 50 wt. % of natural rubber.