29results about How to "Improve flex resistance" patented technology

The invention discloses a high-performance ozone-resistant air spring and a preparation method thereof. An inner-layer rubber material and an outer-layer rubber material of the air spring are mainly prepared from the following components: chloroprene rubber, natural rubber, butadiene rubber, an anti-aging agent AW-66, an anti-aging agent 4010NA, an anti-aging agent 4020, microcrystalline wax, N660 carbon black, naphthenic oil, zinc oxide, CZ and insoluble sulfur. The preparation method comprises the steps of first-stage mixing, rubber discharging, standing, second-stage mixing, rubber discharging, standing, rubber sheet calendering, blastocyst forming, wrapping the blastocyst on the surface of a capsule, and performing high-pressure nitrogen vulcanization to form the air spring. The chloroprene rubber, the natural rubber and the butadiene rubber are blended and modified, so that the rubber has the following characteristics that the ozone resistance and the weather aging resistance are remarkably improved; the properties such as tensile strength, stress at definite elongation and tear resistance are improved; the production process properties such as extrusion and calendaring properties are improved, the deflection resistance of the rubber material is improved, and the service life of the product is prolonged.

The invention belongs to the technical field of sealing materials and synthetic rubber, and particularly discloses a high and low temperature resistant, wear resistant and fatigue resistant ethylene propylene rubber material and a preparation method thereof. According to the invention, the ethylene propylene rubber with low ethylene content and high Mooney viscosity is used as a base material, and the flexing resistance of a rubber system is improved by adding the small-particle-size high-wear-resistance carbon black, the high-structure-degree fast extruding carbon black, the compounded semi-reinforcing carbon black and the white carbon black as reinforcing filling materials. The low temperature resistance of the rubber is improved by adding a composite plasticizer (paraffin oil is compounded with a small amount of fatty acid ester plasticizer). Meanwhile, peroxide is selected, and a small amount of sulfur is used as a vulcanization system, so that the flexing resistance can be considered while the high-temperature resistance is ensured. And finally, the anti-aging agent is supplemented to enhance the protection effect on aging caused by heat and oxygen, so that the heat resistance and fatigue resistance of the rubber material are integrally improved. The rubber material provided by the invention can be prepared by adopting a universal mixing process in the rubber industry, and is simple in process and convenient to operate.

The invention belongs to the technical field of fabric coatings, and particularly relates to a self-cleaning sensing type composite coating for fabric and a preparation method of the self-cleaning sensing type composite coating. The self-cleaning sensing type composite coating comprises a polypyrrole coating, a ferroferric oxide coating and a hydrophobic polyurea modified coating. The self-cleaning sensing type composite coating has good self-cleaning performance, sensing performance, wave absorbing performance and hydrophobic performance.

The invention discloses a shoe material and a preparation method thereof. The shoe material is prepared from the following raw materials in parts by weight: 15 to 25 parts of natural rubber, 30 to 45 parts of butadiene rubber, 18 to 24 parts of solution polymerized styrene-butadiene rubber, 8 to 15 parts of modified inorganic filler, 5 to 8 parts of lubricant, 5 to 10 parts of antioxidant, 2 to 5 parts of plasticizer, 3.5 to 6 parts of vulcanization accelerator, 2 to 4 parts of anti-aging agent and 15 to 25 parts of modified carbon fiber. By modifying the filler white carbon black and the carbon fiber, the compatibility and bonding strength among the white carbon black, the carbon fiber and the rubber base material are improved, so that the mechanical property, the tear resistance, the wear resistance, the skid resistance, the aging resistance, the corrosion resistance and the elasticity of the shoe material are remarkably improved.

The application provides a two-section sole structure and shoes thereof, and belongs to the technical field of shoemaking. The two-section sole structure comprises a front section foamed outsole, a rear section foamed outsole and an intermediate rubber connecting piece connecting the front section foamed outsole and the rear section foamed outsole; the front section foamed outsole and the rear section foamed outsole are provided with a lap joint surface in a lap joint area with the intermediate rubber connecting piece. By optimizing the hardness, thickness and lap joint process of the intermediate rubber connecting piece, the bending resistance and interface bonding durability of the bending area are effectively improved.

The present invention provides a kind of high torque, light transparent EVA composite foam material and preparation method thereof for sports shoe soles, the sole material is prepared by foaming EVA composite material, and the EVA composite material includes the following components: 30 to 50 parts of high transparent modified copolymer PP; 30 to 50 parts of ethylene-vinyl acetate copolymer; 15 to 25 parts of olefin block copolymer; 5 to 10 parts of anti-wear agent; 0.2 to 0.5 parts of stearic acid; 0.2 to 1 parts of stearate; 0.3 to 1.5 parts of bridging agent; 1.5 to 6.5 parts of transparent foaming agent. The EVA composite foam material provided by the application is used as midsole, with high anti-torque, fatigue resistance, low specific gravity and good transparency, in meeting the reciprocating motion of human body, because the anti-torque and fatigue resistance of the material are good, the wearing comfort of the shoe can be maintained, the stability of the sole can be maintained, and it is beneficial to meet the comprehensive needs of consumers.

This utility model discloses a hydraulic gate opener cylinder with an anti-bending structure, comprising: a cylinder body, the upper side of which is tightly fitted with an end cap, and the end cap and the cylinder body are connected by fastening screws arranged in an array; further comprising: an anti-bending mechanism for increasing rigidity is provided inside the cylinder body, and reinforcing ribs are provided on the outer side of the cylinder body, arranged in an array; a rigid support mechanism for connection is provided on the outer side of the cylinder body, and an annular sleeve is provided on the outer side of the cylinder body. In this hydraulic gate opener cylinder with an anti-bending structure, the piston rod is slidably connected to the cylinder body through a bushing, forming a rigid support point to distribute lateral loads and achieve an anti-bending effect. The hollow rod is slidably connected to the connecting rod, thereby limiting further radial displacement of the piston rod and avoiding uneven force due to excessive clearance, thus improving the overall anti-bending capacity of the cylinder.

The invention discloses polyurethane synthetic leather for vulcanized shoes and a preparation method of the polyurethane synthetic leather. The polyurethane synthetic leather sequentially comprises a cotton-velvet-like base cloth layer, a solvent-free bonding layer, a water-based dry-process middle layer and a water-based dry-process surface layer from inside to outside, the preparation method comprises the following steps: coating water-based dry-process surface layer slurry on release paper, and controlling gradient temperature for drying and curing to form a water-based dry-process surface layer; coating the inner side surface of the water-based dry-method surface layer with water-based intermediate layer slurry, and controlling gradient temperature for drying and curing to form a water-based intermediate layer; the water-based middle layer is coated with solvent-free A / B material resin slurry, and after a high-temperature reaction, the high-density knitted imitation lint base cloth is compounded through a pair roller; the preparation process provided by the invention is simple, green and environment-friendly, and the prepared polyurethane synthetic leather for the vulcanized shoes has high composite strength, high wear resistance and folding resistance, and is suitable for manufacturing the vulcanized shoe leather.

The utility model discloses a bending-resistant cable, which comprises main wire cores and filling strips, and is characterized by further comprising a support core, a wrapping layer, a braid layer and a sheath. And the main wire cores, the supporting cores and the filling strips are twisted to form the cable. And after cabling, a non-woven fabric is wrapped to form a wrapping layer. And the braid layer is formed by weaving aramid yarns outside the wrapping layer. And the sheath is extruded outside the braid layer by adopting chloroprene rubber. The cable is simple in structure, and is provided with the supporting cores, thereby greatly improving the tensile capability of the cable, and greatly improving the use safety.

The invention provides a rubber composition for tires as well as a preparation method and application of the rubber composition. According to the rubber composition for the tire, disclosed by the invention, the smoke sheet rubber with high molecular weight is applied, so that the mechanical property and the dynamic property of vulcanized rubber are greatly improved, and the neodymium butadiene rubber with wear resistance, fatigue aging resistance and lower heat generation is adopted; and the solution polymerized styrene-butadiene rubber which has higher thermal stability and keeps good flexing resistance at high temperature is applied, so that the comprehensive performance of the formula is improved in multiple aspects. According to the invention, the super wear-resistant N134, the bio-based white carbon black and the conductive carbon black are adopted, so that ultrahigh wear resistance of the formula is provided, heat generation is reduced, and the tire is prevented from losing efficacy due to accumulation of a large amount of heat in the continuous operation process; a high inorganic metal oxide filling amount method is adopted, the heat conductivity coefficient of the formula is greatly improved, the tolerance performance of the formula to heat accumulation is further improved, generated heat is timely guided out and dissipated in the use process under extreme conditions, and the running safety of tires is guaranteed.

The invention discloses a functionalized rubber branching agent, the branching agent is a functionalized butadiene / styrene copolymer, the structure of the branching agent is # imgabs0 #, and Bd is a polymerized butadiene unit; # imgabs 1 # is an amine-containing N, N-dialkylamino styrene compound, the content of the amine-containing N, N-dialkylamino styrene compound in the branching agent copolymer is 1-15%, and R1 and R2 are respectively and independently selected from alkyl with 1-4 carbon atoms. The invention also discloses a preparation method and application thereof. When the rubber branching agent is used for modifying rare earth butadiene rubber, the viscosity of a rubber solution in the polymerization process can be reduced, more functional groups can be introduced into a molecular chain, and the functional groups can enhance the dispersion of reinforcing filler, especially white carbon black, in a rubber matrix and improve the strength, flexing resistance and other properties of the butadiene rubber; the synthesized butadiene rubber is suitable for being used as a high-performance tire sidewall and tread combined rubber.

The utility model discloses a bending-resistant aluminum alloy core aluminum foil shielding power cable, which comprises four aluminum alloy core power wire core groups which are arranged at intervals of 90 degrees in the circumferential direction through a cross-shaped polyethylene isolation core frame and are twisted together to form a cable core, the twisting pitch of the cable core is 30mm to 55mm, each aluminum alloy core power wire core group comprises a small-diameter power wire core and a large-diameter power wire core, and the diameter of the small-diameter power wire core and the diameter of the large-diameter power wire core are smaller than that of the cross-shaped polyethylene isolation core frame. Each of the small-diameter power wire core and the large-diameter power wire core comprises an aluminum alloy conductor, a foaming EVA extruded insulating layer and an EVA lapped insulating layer, and the aluminum alloy conductor is formed by concentrically twisting an aluminum alloy single-wire inner core and a plurality of aluminum wires around the outer part of the aluminum alloy single-wire inner core; a PTFE wrapping antifriction layer, an aluminum foil shielding layer, a ferrite film wrapping layer and a polyurethane outer sheath layer are sequentially wrapped outside the cable core, and the thickness of the aluminum foil shielding layer is 6-20 microns. The power cable has better bending resistance, the aluminum foil shielding layer is not easy to crack, and the shielding performance is more stable.

This invention provides a textile coating with a cracked effect and its preparation method, relating to the field of textile coating technology. The textile coating with a cracked effect comprises, from bottom to top, a base layer, a cracked layer, and a protective layer, starting from a textile substrate; at least one of the base layer and the cracked layer contains 1,3-propanediol. This invention has found that adding 1,3-propanediol to the base layer and / or the cracked layer can significantly improve the flexural resistance of the textile coating with a cracked effect.

The invention discloses a hot melt adhesive film for a flexible flat cable (FFC), which comprises a base material and a hot melt adhesive layer which are sequentially connected from bottom to top, and the hot melt adhesive layer is obtained by thermally curing a hot melt adhesive coated on the base material; the hot melt adhesive comprises the following raw materials: TPU resin, polybutadiene polyol, a curing reaction accelerator, a filler and a solvent, the TPU resin comprises any one of polyether type TPU resin and polycarbonate type TPU. The hot melt adhesive film for the FFC wire rod provided by the invention not only has excellent hydrolysis resistance and metal adhesion, but also has excellent acid resistance, low temperature resistance and bending resistance, so as to overcome the defects in the prior art.

The utility model relates to a durable damping base plate, and relates to the technical field of road construction equipment, the durable damping base plate comprises a main base plate and a rail, a limiting plate is arranged on the main base plate, a positioning hole is formed in the main base plate, a first reinforcing layer is arranged on the side, away from the limiting plate, of the main base plate, and the first reinforcing layer comprises a first reinforcing edge and a second reinforcing edge; the second reinforcing ribs are perpendicular to the first reinforcing ribs; the main base plate has the following beneficial effects that bolts and nuts penetrate through the positioning holes and are in threaded connection, positioning and fixing of the rail can be achieved, the main base plate supports the rail, the first reinforcing edges and the second reinforcing edges which are perpendicular to each other can improve the structural strength of the main base plate, the deflection resistance of the main base plate is improved, and the service life of the main base plate is prolonged. The phenomenon that the main base plate is bent and deformed in the rail supporting process is reduced, the service life of the damping base plate is prolonged, and the replacement frequency of the damping base plate is reduced.

The invention belongs to the technical field of aircraft tires, and particularly relates to graphene-reinforced inner liner rubber for an aircraft tire and a preparation method of the graphene-reinforced inner liner rubber. The graphene reinforced aircraft tire inner liner rubber provided by the invention is prepared from 60 to 80 parts of halogenated butyl rubber, 10 to 30 parts of natural rubber, 10 to 20 parts of butadiene styrene rubber, 10 to 40 parts of N326 carbon black, 20 to 50 parts of semi-reinforced carbon black, 3 to 5 parts of dibutyl phthalate, 0.5 to 2 parts of stearic acid, 3 to 5 parts of zinc oxide, 0 to 1 part of magnesium oxide, 1 to 3 parts of tackifying resin, 1 to 2 parts of homogenizing agent, 1.5 to 2 parts of anti-aging agent, 0.5 to 2 parts of accelerant, 1 to 2 parts of insoluble sulfur and 0 to 0.5 part of scorch retarder. The invention designs the formula of the inner liner rubber for the aircraft tire, which is excellent in air tightness, good in mechanical property and excellent in aging resistance, and the inner liner rubber can maintain the stability of the internal air pressure of the aircraft tire for a long time and can effectively ensure the use safety of the aircraft tire.

The invention discloses a macromolecular PUR (Polyurethane) hot melt adhesive with high initial viscosity, and relates to the technical field of hot melt adhesives. The high-initial-viscosity polymer PUR hot melt adhesive comprises the following components in parts by weight: 120-160 parts of isocyanate, 45-65 parts of a polyol compound, 30-50 parts of a catalyst, 2-6 parts of a solvent or a diluent and 3-8 parts of other additives, and is prepared by the following steps: adding the polyol compound and a part of isocyanate into a reaction kettle, and heating and stirring to obtain a first prepolymer; adding the modified polyester polyol and the balance of isocyanate into the reaction kettle, and heating and stirring to obtain a second prepolymer; the molecular weight of the rubber matrix is high, so that the polymerized rubber matrix is good in cohesiveness, melt flow, impact resistance and bending resistance.

The invention relates to the field of rubber, and discloses rubber processing modified masterbatch, a preparation method and application thereof, a rubber composition, vulcanized rubber and a preparation method thereof, the rubber processing modified masterbatch comprises maleic acid series monomers, dicumyl peroxide, butadiene styrene rubber, white oil and N, N-dimethylaniline; wherein relative to 100 parts by weight of butadiene styrene rubber, the content of the maleic acid series monomer is 133 to 400 parts by weight, the content of the dicumyl peroxide is 10 to 67 parts by weight, the content of the white oil is 17 to 100 parts by weight, and the content of the N, N-dimethylaniline is 7 to 40 parts by weight; the modified rubber master batch for rubber processing can improve the compatibility and dispersity of maleic acid series monomers in a rubber matrix, so that the strength and wet skid resistance of vulcanized rubber are improved, and the rubber master batch is good in flexing resistance.

The invention belongs to the technical field of natural rubber processing and application, and particularly relates to a natural rubber solidification system, natural rubber and a preparation method and application thereof. The natural rubber solidification system provided by the invention comprises choline compounds and organic acid, the mass ratio of the choline compound to the organic acid is (0.1-0.2): (0.1-0.2). The natural rubber solidification system provided by the invention is applied to preparation of natural rubber, and the molecular structure of rubber hydrocarbon can be prevented from being damaged, so that the strength of the natural rubber (also known as raw rubber) can be greatly improved, the deflection resistance and aging resistance of the natural rubber are improved, and the shelf life of the natural rubber and the service life of a tire are prolonged.

The present invention relates to the technical field of rubber pads, and in particular to a vehicle rubber pad with expansion shock absorption, including a bottom plate, the bottom plate is made of polytetrafluoroethylene to ensure the stability of the rubber pad, the buffer layer made of natural latex has high elasticity, and the rubber film has excellent flex resistance, shock resistance and creep resistance, and can effectively absorb energy, and the sealing ring made of butyl rubber generates heat through the mutual friction of metal particles during vibration, and heats the hydrogen in the hydrogen tank through the sealing ring, thereby achieving the effect of expansion, and can effectively suppress the problem that the material rubber pad cannot withstand due to excessive vibration intensity, and the telescopic mechanism increases the friction coefficient between the engine and the rubber pad through the telescopic block while increasing the buffering effect, and the silencer hole can effectively reduce the diffusion of sound. The present invention has a simple structure, effectively increases the buffering effect, and is suitable for promotion.

An upper heat insulation layer and a lower heat insulation layer are arranged at the upper end and the lower end of a cotton cloth base layer respectively, an upper waterproof and moisture-permeable layer is arranged at the upper end of the upper heat insulation layer, a lower waterproof and moisture-permeable layer is arranged at the lower end of the lower heat insulation layer, and a wear-resistant layer is arranged at the upper end of the upper waterproof and moisture-permeable layer. The lower end of the lower waterproof and moisture permeable layer is provided with an antibacterial layer, the lower end of the antibacterial layer is provided with an aromatic layer, the lower end of the aromatic layer is provided with a sweat-absorbing and moisture-conducting layer, the bottom of the interior of the sweat-absorbing and moisture-conducting layer is provided with flow guide holes, the bottoms of the flow guide holes are provided with sweat-absorbing and air-permeable holes, and the sweat-absorbing and air-permeable holes are formed in the surface of the bottom of the sweat-absorbing and moisture-conducting layer; polyester fibers are arranged at the tops of the flow guide holes, and sweat-absorbing cotton is arranged at the top end in the sweat-absorbing and moisture-guiding layer; the sweat-absorbing and moisture-conducting layer can guide sweat into the flow-guiding holes, the sweat is prevented from being attached to the human body all the time, and the upper waterproof and moisture-permeable layer and the lower waterproof and moisture-permeable layer enable the composite fabric to have waterproof, moisture-permeable and air-permeable performance.

This invention relates to the field of rubber product technology, and provides a rubber composition and a rubber tire. The rubber composition comprises: 5-70 phr of natural rubber, 10-40 phr of light butadiene rubber, 1-70 phr of high cis-conjugated diene polymer, 1-20 phr of precipitated silica, 1-15 phr of silane coupling agent, 30-50 phr of general-purpose rubber carbon black, 1-10 phr of processing oil, 7-20 phr of resin, 3-6 phr of processing aid, 1-6 phr of activator, 1-6 phr of vulcanizing agent, and 1.5-5.5 phr of accelerator. The rubber composition includes one or both of light butadiene rubber and high cis-conjugated diene polymer. The rubber composition provided in this application, when applied to the bead of a rubber tire, exhibits excellent fatigue and tear resistance properties, extending the tire's service life.

The utility model discloses a bending-resistant armored multi-core photovoltaic cable, which comprises a cable core formed by concentrically twisting seven insulating wire cores, and an irradiation crosslinking high-density polyethylene extruded inner sheath layer, a copper net braided armored layer and an irradiation crosslinking high-density polyethylene extruded outer sheath layer are sequentially coated outside the cable core, each insulating wire core comprises a stainless steel monofilament inner core, and the stainless steel monofilament inner core is sequentially coated with a first tinned copper mesh conductor layer, a second tinned copper mesh conductor layer, a third tinned copper mesh conductor layer, a para-position type wholly aromatic copolyamide stretched fiber separation net and an irradiation crosslinking low-density polyethylene insulating layer. The photovoltaic cable has better flexibility and flexibility resistance, wires and wires are not easy to break, the armored structure is added to improve the slight impact resistance, and the laying and mounting adaptability in a complex environment is enhanced.

The utility model discloses a shoe material cutting device for shoemaking production. The shoe material cutting device comprises a plurality of layers of material placing frames, the supporting frame is fixedly connected with a gluing assembly, the output end of the gluing assembly is connected with two glue rollers, the gluing assembly is used for driving the glue rollers to rotate, the glue rollers are rotationally connected to the supporting frame, two auxiliary rollers are arranged on the two sides of the two glue rollers, the auxiliary rollers are rotationally connected to the supporting frame, and a multi-layer feeding frame is arranged on one sides of the auxiliary rollers; the multi-layer feeding frame is fixedly connected to the supporting frame. According to the utility model, uniform gluing is carried out when multiple layers of shoe materials are pressed through the gluing assembly, glue layers can fully permeate material pores to form a firm anchoring effect, the service life of shoes is prolonged, the comfort and the appearance are optimized, the pressing assembly is arranged to be matched with the pressing roller to press and flatten multiple layers of shoe soles, and then uniform cutting is carried out, so that the production efficiency is improved. The interlayer peeling strength is enhanced, the flatness, the cutting precision and the material utilization rate of the shoe sole are higher, and the production efficiency and the automation level are improved.

The invention relates to the field of rubber, and discloses a rubber processing modified master batch, a preparation method and application thereof, a rubber composition, vulcanized rubber and a preparation method thereof, the rubber processing modified master batch comprises a methacrylic acid series monomer as shown in a formula (1), dicumyl peroxide, trimethylolpropane triacrylate, styrene butadiene rubber and white carbon black; r1 is C1-C4 alkyl or a structure as shown in a formula (2); wherein n is an integer from 1 to 2; relative to 100 parts by weight of butadiene styrene rubber, the content of the methacrylic acid series monomer is 75-400 parts by weight, the content of the dicumyl peroxide is 0.5-13 parts by weight, the content of the trimethylolpropane triacrylate is 37-200 parts by weight, and the content of the white carbon black is 50-300 parts by weight. According to the rubber processing modified masterbatch, the white carbon black has better dispersity in a rubber matrix, and the interaction between the white carbon black and the rubber matrix is stronger.

The utility model provides a flat deflection-resistant elevator control cable suitable for a high-rise building, and the cable comprises a power cable core which comprises a first wire core, the first wire core is wrapped by a first non-hygroscopic wrapping tape, and the first non-hygroscopic wrapping tape is filled with a first filling material; the control cable core comprises a second wire core, the second wire core is wrapped with a second non-hygroscopic wrapping tape, the second non-hygroscopic wrapping tape is filled with a second filling material, and the second non-hygroscopic wrapping tape is externally provided with a shielding layer and a third non-hygroscopic wrapping tape; the first wire core and the second wire core have the same structure and comprise conductors, reinforcing elements are arranged among the plurality of soft copper wires, and an insulating layer is extruded outside the plurality of soft copper wires; the power cable cores and the control cable cores are horizontally and alternately arranged and wrapped by the outer protection layer, and the reinforcing elements are utilized to increase the distortion resistance and the pulling resistance of the first cable core and the second cable core, so that the cable has good warping resistance, and signal and power output interruption caused by cable breakage is avoided.

The utility model discloses a battery module integration cover in the technical field of new energy, which comprises a cover plate assembly arranged on a battery module, and the cover plate assembly comprises a wire harness isolation plate, a connecting aluminum bar and an FPC (flexible printed circuit) acquisition plate which are arranged on a battery cell group in a covering manner. A plurality of anti-explosion avoiding grooves corresponding to the battery cell groups and a plurality of groups of electrode avoiding grooves arranged in pairs are formed in the wire harness isolation plate. The battery module integrated cover disclosed by the utility model has excellent length compatibility, mounting convenience and structural stability, is convenient to adapt to battery modules with various specifications and lengths, and is provided with an anti-explosion avoiding structure and a fire-fighting sensing line storage structure, so that the safety of equipment is effectively improved. The cantilever structure of the FPC acquisition board increases the flexure resistance and the folding resistance, and the double-fuse structure increases the safety and the after-sales convenience.

The invention belongs to the technical field of tire cushion rubber, and provides application of a SiO2 / C composite material in tire cushion rubber. The tire cushion rubber comprises the following components in parts by mass: 100 parts of natural rubber, 0-45 parts of filler, 10-50 parts of SiO2 / C composite material, 0-5 parts of silane coupling agent, 4-10 parts of activating agent, 3-6 parts of vulcanizing agent and 2-5 parts of anti-aging agent. The SiO2 / C composite material is used for preparing the tire cushion rubber and can effectively replace white carbon black or carbon black, and the prepared tire cushion rubber has low heat generation performance and also has good high temperature resistance. Specifically, the SiO2 / C aggregate has high dispersity and can play a role in reducing the Payne effect of the filler, so that heat generation is reduced; the porosity of the SiO2 / C composite material promotes the tight combination of the rubber and the filler, and the formed tight combination rubber enables the prepared tire cushion rubber composition to have excellent high temperature resistance.

The utility model discloses a grouted rubble retaining wall reinforcing structure, and relates to the technical field of grouted rubble retaining walls. The utility model comprises a base and a veneering block stone, the top of the base is fixedly connected to the bottom of the veneering block stone, the side surface of the veneering block stone is fixedly connected with a mortar rubble layer, the side surface of the mortar rubble layer is fixedly connected with a steel sheet pile, and the top of the base is provided with a reinforcing device; the reinforcing device comprises a fixing frame, and the bottom of the fixing frame is fixedly connected to the bottom of the base. The driving force of the electric telescopic rod is matched with the pushing rod, the fixing plate, the reinforcing block and other assemblies in the reinforcing device, firm supporting of the grouted rubble retaining wall is achieved, effective reinforcing of the grouted rubble retaining wall is achieved, the stability and reliability of the structure are improved, the flexibility resistance and pressure resistance of the whole structure are enhanced, and the service life of the grouted rubble retaining wall is prolonged. And the structure is more flexible to adapt to different engineering requirements.