CN103660808A - Wear-resistant thermal-conductive tire seam allowance protective-colloid structure - Google Patents

Wear-resistant thermal-conductive tire seam allowance protective-colloid structure Download PDF

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Publication number
CN103660808A
CN103660808A CN201310714825.5A CN201310714825A CN103660808A CN 103660808 A CN103660808 A CN 103660808A CN 201310714825 A CN201310714825 A CN 201310714825A CN 103660808 A CN103660808 A CN 103660808A
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CN
China
Prior art keywords
colloid
seam allowance
tire
wear
rim
Prior art date
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Pending
Application number
CN201310714825.5A
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Chinese (zh)
Inventor
杨卫民
薛梓晨
焦志伟
贺建芸
刘肖英
丁玉梅
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Beijing University of Chemical Technology
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Beijing University of Chemical Technology
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Filing date
Publication date
Application filed by Beijing University of Chemical Technology filed Critical Beijing University of Chemical Technology
Priority to CN201310714825.5A priority Critical patent/CN103660808A/en
Publication of CN103660808A publication Critical patent/CN103660808A/en
Pending legal-status Critical Current

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Abstract

The invention relates to a novel tire seam allowance colloid which is mainly composed of a carbon nanotube film. The carbon nanotube film is positioned between the tire seam allowance colloid and a rim contact position and closely attaches to the tire seam allowance colloid. Or, the novel tire seam allowance colloid is prepared from high-hardness wear-resistant rubber and carbon nanotube powder. The colloid content of the seam allowance colloid is reduced and a small amount of carbon nanotube powder is added into the seam allowance colloid, so that the rubber and the carbon nanotube powder are blended and bonded together in a certain proportion to form the novel wear-resistant thermal-conductive tire seam allowance protective-colloid structure. The novel carbon fiber nanotube film attaches to the seam allowance colloid to be integrated with an original seam allowance colloid, and therefore the intensity, heat and corrosion resistance, fatigue resistance, impact resistance and attrition resistance of the improved seam allowance colloid are improved. When a tire lacks of air during driving, the carbon nano film closely attaching to the seam allowance colloid is protected from damage when the seam allowance colloid deforms repeatedly duo to radial loading. The structure can also improve the thermal conduction performance of the surface position contacting with a metal rim.

Description

Plastic structure is protected in wear-resisting thermal conductive tyre rim of the mouth
Technical field
The present invention relates to a kind of wear-resisting thermal conductive tyre rim of the mouth and protect plastic structure, particularly plastic structure is protected in a kind of Special wear-resistant heat conduction rim of the mouth being applicable in tire field.
Background technology
At the middle and later periods nineties 20th century radial-ply tyre, entered a Rapid development stage.At present, each major company all attempts to improve the quality of products by Design of Tire Structure and material modification, reduces costs, to obtain larger economic benefit.Material modification (except framework material) focuses mostly at aspects such as tread-rubber, sidewall rubber, inside liner glue and casingply glue, and that the research of glue material is protected in rim of the mouth is relatively less.The heel fabric that glue replaces bias tire is protected in rim of the mouth; protective cover as tyre bead outside face; prevent that tyre bead and wheel rim contact portion are because standing repeatedly to uphold and the compressive strain tyre bead outside of wearing and tearing; so claim again wear-resisting glue, there is high hardness and high-wearing feature, high resistance to thermal deterioration and good flex fatigue life.
Conventional tire in the process of moving, because rubber has lag effect, wherein portion of energy is converted into heat energy, thereby tire internal temperature is raise, and material property significantly declines, the binding power of cord and rubber reduces, finally cause damaged tyres, because stress-strain the most easily appears in tire anti-package end points place, concentrate, this position strain energy is maximum, the most tired, finally at this place, destroy.
Conventional tire is due in structure design, tyre bead rigidity is not enough, under high speed overload driving conditions, cause ess-strain region to move down, make stress-strain concentrate on lower sidewall cord anti-package end points and tire bead cloth anti-package end points place, repeatedly subduing under distortion, this position temperature is being raise very large, causing tire bead earlier period damage.
Summary of the invention
The present invention seeks to protect plastic structure from stressed and a kind of tire Special wear-resistant thermal conductive tyre rim of the mouth that is applicable to of angle design heat-dissipating, its structural strength is high, good springiness, antifatigue, heat-proof corrosion-resistant, shock-resistant, abrasion performance and good heat conductivity, can realize with the bead adhesive of wheel rim contact position and there is good heat conductivility, make to be distributed in air by wheel rim due to the amount of heat that tire bead adhesive and wheel rim contact friction in the process of moving produces, thereby improve service life and the safety performance of tire.
The technical solution used in the present invention is: plastic structure is protected in a kind of wear-resisting thermal conductive tyre rim of the mouth, mainly by carbon nano-tube film, formed, carbon nano-tube film is between tyre rim glue and wheel rim contact position, and adhere well to tyre rim glue, between the tyre rim glue in former tire construction and wheel rim contact position, set up one deck carbon nano-tube film, its structure is film-form, carbon nano-tube film is by material with carbon element precursor is covered to bead adhesive portion equably, then by the conversion under catalytic process or some extreme condition, form, in tire deflation driving process, there is oneself Radial Loads repeated deformation of experiencing of friction repeatedly and bead adhesive in bead adhesive and wheel rim, cause heat-dissipating excessive, because carbon nano-tube film is lightweight and permeability of heat is fabulous, at the not obvious permeability of heat that has increased bead adhesive portion when affecting bead adhesive portion weight, make by alloy rim, to import air rapidly with the friction of wheel rim and the amount of heat of bead adhesive repeated deformation generation, prevent the overheated unstable wear of tyre rim glue portion, and the probability that greatly reduces bead adhesive portion generation destruction and crack, thereby improve the service life of tire and the safety of Vehicle Driving Cycle.
Plastic structure is protected in a kind of wear-resisting thermal conductive tyre rim of the mouth, it is characterized in that: described wear-resisting thermal conductive tyre rim of the mouth is protected plastic structure and mainly high hardness wear-resisting rubber and carbon nanotube powder, consisted of, by reducing the gum content of bead adhesive and add a small amount of carbon nanotube powder in bead adhesive, reaching the blend by a certain percentage of rubber and carbon nanotube powder is bonded together, plastic structure is protected in common formation novel wear resistant thermal conductive tyre rim of the mouth, thereby can increase the intensity that tyre rim protects glue, elasticity, heat-resisting, anti-corrosion, shock-resistant, abrasion performance, antifatigue and permeability of heat, improve the service life of tire.
Known by above technical scheme, the present invention compared with prior art has the following advantages:
1, use the wear-resisting thermal conductive tyre of the present invention rim of the mouth to protect plastic structure, by using novel carbon fiber material carbon nano-tube film to be attached to bead adhesive, form one with former bead adhesive, thereby intensity, heat-proof corrosion-resistant, anti-fatigue performance, impact resistance and the abrasion performance of the bead adhesive after improvement are improved.
2, use the wear-resisting thermal conductive tyre of the present invention rim of the mouth to protect plastic structure, owing to protecting plastic structure and there is good deformability in wear-resisting thermal conductive tyre rim of the mouth, be twisted in any case, stretch, bending, even penetrated, to finally returning to initial conditions, therefore,, when tire deflation travels, the carbon nanocapsule thin film fitting tightly at bead adhesive place can not destroy because bead adhesive is subject to Radial Loads repeated deformation.
3, use the wear-resisting thermal conductive tyre of the present invention rim of the mouth to protect plastic structure, owing to having used the good carbon nano-tube material of heat conductivility, the heat conductivity of the surface location that contact with alloy rim can be promoted, therefore can avoid tyre rim Jiao Chu to burn.
4, use the wear-resisting thermal conductive tyre of the present invention rim of the mouth to protect plastic structure, compare with conventional tire bead adhesive and there is the features such as lightweight, intensity large, antifatigue, shock-resistant, abrasion performance, heat radiation are strong.
Accompanying drawing explanation
Fig. 1 is that plastic structure two-dimensional representation is protected in the wear-resisting thermal conductive tyre of the present invention rim of the mouth.
Fig. 2 in Fig. 1 is adsorbed on carbon nano-tube film the partial enlarged drawing at bead adhesive place.
Fig. 3 will post the bead adhesive of carbon nano-tube film and the partial enlarged drawing of wheel rim close contact in Fig. 1.
1-bead adhesive, 2-protects glue in rim of the mouth, 3-wheel rim.
The specific embodiment,
Plastic structure is protected in a kind of wear-resisting thermal conductive tyre of the present invention rim of the mouth, as shown in Figure 1, it is characterized in that: this wear-resisting thermal conductive tyre rim of the mouth is protected glue 2 and consisted of carbon nano-tube film, between tyre rim glue 1 and wheel rim 3 contact positions, and adsorbed close is in tyre rim glue 1, its structure is film-form, carbon nano-tube film is by material with carbon element precursor is covered to bead adhesive 1 equably, then by the conversion under catalytic process or some extreme condition, form, in tire deflation driving process, there is oneself Radial Loads repeated deformation of experiencing of friction repeatedly and bead adhesive 1 in bead adhesive 1 and wheel rim 3, cause heat-dissipating excessive, because carbon nano-tube film is lightweight and permeability of heat is fabulous, at the not obvious permeability of heat that has increased bead adhesive 1 when affecting bead adhesive 1 weight, make by alloy rim 3, to import air rapidly with the friction of wheel rim 3 and the amount of heat of bead adhesive 1 repeated deformation generation, prevent the overheated unstable wear of tyre rim glue 1, and the probability that greatly reduces bead adhesive 1 generation destruction and crack, thereby improve the service life of tire and the safety of Vehicle Driving Cycle.
Plastic structure is protected in a kind of wear-resisting thermal conductive tyre rim of the mouth, it is characterized in that: described wear-resisting thermal conductive tyre rim of the mouth is protected glue 2 and mainly high hardness wear-resisting rubber and carbon nanotube powder, consisted of, by reducing the gum content of bead adhesive 1 and add a small amount of carbon nanotube powder in bead adhesive 1, reaching the blend by a certain percentage of rubber and carbon nanotube powder is bonded together, form novel wear resistant thermal conductive tyre rim of the mouth and protect plastic structure, thereby can increase the intensity of tire, heat-resisting, anti-corrosion, shock-resistant, abrasion performance, antifatigue and permeability of heat, and then improve the service life of tire.

Claims (2)

1. plastic structure is protected in wear-resisting thermal conductive tyre rim of the mouth, it is characterized in that: mainly carbon nano-tube film, consist of, carbon nano-tube film, between tyre rim glue and wheel rim contact position, and adhere well to tyre rim glue.
2. plastic structure is protected in wear-resisting thermal conductive tyre according to claim 1 rim of the mouth, it is characterized in that: carbon nano-tube film is by being substituted by high hardness wear-resisting rubber and carbon nanotube powder structure, reduce the gum content of bead adhesive and in bead adhesive, add a small amount of carbon nanotube powder, rubber and carbon nanotube powder by a certain percentage blend are bonded together.
CN201310714825.5A 2013-12-22 2013-12-22 Wear-resistant thermal-conductive tire seam allowance protective-colloid structure Pending CN103660808A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310714825.5A CN103660808A (en) 2013-12-22 2013-12-22 Wear-resistant thermal-conductive tire seam allowance protective-colloid structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310714825.5A CN103660808A (en) 2013-12-22 2013-12-22 Wear-resistant thermal-conductive tire seam allowance protective-colloid structure

Publications (1)

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CN103660808A true CN103660808A (en) 2014-03-26

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105500994A (en) * 2015-11-18 2016-04-20 苏州第一元素纳米技术有限公司 Carbon-nanotube-reinforced tire
US20160167451A1 (en) * 2014-12-12 2016-06-16 The Goodyear Tire & Rubber Company Rim/tire interface structure
CN111825895A (en) * 2020-07-30 2020-10-27 江苏通用科技股份有限公司 Tire bead protection rubber and preparation method thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008273247A (en) * 2007-04-25 2008-11-13 Bridgestone Corp Heavy duty radial tire
JP4537009B2 (en) * 2003-02-21 2010-09-01 株式会社ブリヂストン Side-reinforced run-flat tire
CN102209642A (en) * 2008-11-10 2011-10-05 横滨橡胶株式会社 Pneumatic tire
CN103459313A (en) * 2010-12-14 2013-12-18 钢筋分子设计有限责任公司 Improved elastomer formulations

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4537009B2 (en) * 2003-02-21 2010-09-01 株式会社ブリヂストン Side-reinforced run-flat tire
JP2008273247A (en) * 2007-04-25 2008-11-13 Bridgestone Corp Heavy duty radial tire
CN102209642A (en) * 2008-11-10 2011-10-05 横滨橡胶株式会社 Pneumatic tire
CN103459313A (en) * 2010-12-14 2013-12-18 钢筋分子设计有限责任公司 Improved elastomer formulations

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160167451A1 (en) * 2014-12-12 2016-06-16 The Goodyear Tire & Rubber Company Rim/tire interface structure
CN105500994A (en) * 2015-11-18 2016-04-20 苏州第一元素纳米技术有限公司 Carbon-nanotube-reinforced tire
CN111825895A (en) * 2020-07-30 2020-10-27 江苏通用科技股份有限公司 Tire bead protection rubber and preparation method thereof

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Application publication date: 20140326