CN106046444A - Special rubber material for side walls of tires - Google Patents
Special rubber material for side walls of tires Download PDFInfo
- Publication number
- CN106046444A CN106046444A CN201610593979.7A CN201610593979A CN106046444A CN 106046444 A CN106046444 A CN 106046444A CN 201610593979 A CN201610593979 A CN 201610593979A CN 106046444 A CN106046444 A CN 106046444A
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- CN
- China
- Prior art keywords
- parts
- sizing material
- tire sidewall
- special sizing
- zinc oxide
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L7/00—Compositions of natural rubber
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C1/00—Tyres characterised by the chemical composition or the physical arrangement or mixture of the composition
- B60C1/0025—Compositions of the sidewalls
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L9/00—Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/006—Additives being defined by their surface area
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Tires In General (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention relates to a special rubber material for side walls of tires. The special rubber material is made of, by weight, 45-55 parts of natural rubber, 45-55 parts of butadiene rubber, 40-50 parts of carbon black N330, 2-5 parts of zinc oxide, 1-3 parts of stearic acid, 1-2 parts of protective wax, 4-5 parts of anti-aging agents, 1-3 parts of C5-F resin, 3-5 parts of paraffin oil, 0.6-1.5 parts of sulfur, 0.8-1.8 parts of accelerators NS and 0.1-0.14 part of anti-scorching agents CTP. The special rubber material for the side walls of the tires has the advantages that the proportional range of the sulfur and the accelerators NS mainly is mainly adjusted as compared with the traditional formula, the appropriate proportional range is determined, and accordingly the aging performance of the side walls of the tires can be improved.
Description
Technical field
The invention belongs to tire manufacturing art, particularly to a kind of special sizing material of tire sidewall.
Background technology
Along with the continuous enhancing of national economic strength, automobile industry obtains swift and violent development, and it is raw that automobile has become as people
The requisite important vehicles alive, the development of car industry has pushed directly on technological innovation and the progress of tyre industry.
The annular elastic rubber product that tire is various vehicle or the ground connection mechanically assembled rolls.It is typically mounted on gold
Belong on wheel rim, vehicle body can be supported, buffer foreign impacts, it is achieved with the driving performance contacting and ensureing vehicle on road surface.Tire
Side deforms bigger position as tire under the conditions of dynamic mechanical, and hysteresis loss is relatively big in the process of moving, is to affect tire
Service life and the key factor of resistance to rolling.Major part researcher only focuses on heat and the raising reducing tire sidewall at present
The fatigue performance on sidewall, and the heat conductivity improving sizing material is not had systematic study.If by improving tire sidewall sizing material
Heat conductivity so that it is the heat produced in the process of moving can distribute the resistance to heat energy that necessarily can improve sizing material timely
Power, improves Life of Tyre.
Finding through retrieval, patent CN 105399994 A discloses the tire sidewall rubber group of a kind of low-heat-generation height heat conduction
Compound, it is made up of the raw material of following portions by weight: natural rubber 30-70 part, butadiene rubber 30-70 part, white carbon black 25-45
Part, composite heat-conducting filler 5-25 part, zinc oxide 3-5 part, stearic acid 1-2 part, tackifying resin 1-4 part, antioxidant 4020 1-3 part,
Anti-aging agent RD 0.5-1.5 part, protection wax 1-3 part, aromatic naphtha 2-8 part, sulfur 1-2.5 part, accelerator NS 0.5-2 part and anti-scorch
Agent CTP 0-0.3 part.The tire sidewall rubber composition of the low-heat-generation height heat conduction of the present invention, can significantly improve leading of tire sidewall
Hot property, reduces the heat of sidewall sizing material, but its ageing properties is poor.
Therefore, researching and developing a kind of special sizing material of tire sidewall that can improve tire sidewall ageing properties is to be necessary very much
's.
Summary of the invention
It is special that the technical problem to be solved in the present invention is to provide a kind of tire sidewall that can improve tire sidewall ageing properties
Use sizing material.
For solving above-mentioned technical problem, the technical scheme is that a kind of special sizing material of tire sidewall, its innovative point exists
In: described special sizing material uses the raw material of following weight parts to make: natural rubber 45-55 part, butadiene rubber 45-55 part, carbon black
N330 40-50 part, zinc oxide 2-5 part, stearic acid 1-3 part, protection wax 1-2 part, age resistor 4-5 part, C5-F resin 1-3 part, stone
Wax oil 3-5 part, sulfur 0.6-1.5 part, accelerator NS 0.8-1.8 part and anti-scorching agent CTP 0.1-0.14 part.
Further, the zinc oxide that described zinc oxide selects specific surface area to be 4 m2 g.
Further, described age resistor includes anti-aging agent RD, antioxidant 4020 and antioxidant D TPD, and anti-aging agent RD is
0.6-0.8 weight portion, antioxidant 4020 are 2.7-3.3 weight portion, and anti-old DTPD is 0.7-0.9 weight portion.
Further, described sulfur choice of powder shape, its fineness is 200 mesh.
It is an advantage of the current invention that: the special sizing material of tire sidewall of the present invention, compared with conventional formulation, mainly by adjusting
Whole sulfur and the proportion of accelerator NS, determine a suitable proportion, and then improve the aging of tire sidewall
Energy；Additionally, the zinc oxide that zinc oxide selects specific surface area to be 4 m2 g, can be used as the reinforcing agent of rubber, activating agent and sulfuration
Agent.
Detailed description of the invention
The following examples can make professional and technical personnel that the present invention is more fully understood, but the most therefore by this
Bright it is limited among described scope of embodiments.
Embodiment 1
The special sizing material of the present embodiment tire sidewall, this special sizing material uses the raw material of following weight parts to make: natural rubber 45 parts,
Butadiene rubber 45 parts, carbon black N330 40 parts, zinc oxide 2 parts, stearic acid 1 part, protection wax 1 part, anti-aging agent RD 0.6 part, anti-old
Agent 4,020 2.7 parts, anti-old DTPD 0.7 part, C5-F resin 1 part, paraffin oil 3 parts, 200 1.5 parts of mesh sulfur, accelerator NS 0.8
Part and anti-scorching agent CTP 0.1 part.
Embodiment 2
The special sizing material of the present embodiment tire sidewall, this special sizing material uses the raw material of following weight parts to make: natural rubber 48 parts,
Butadiene rubber 48 parts, carbon black N330 43 parts, zinc oxide 3 parts, stearic acid 1.5 parts, protection wax 1.3 parts, anti-aging agent RD 0.65 part,
Antioxidant 4020 2.9 parts, anti-old DTPD 0.75 part, C5-F resin 1.5 parts, paraffin oil 3.5 parts, 200 1.2 parts of mesh sulfur, promote
Enter agent NS 1.1 parts and anti-scorching agent CTP 0.11 part.
Embodiment 3
The special sizing material of the present embodiment tire sidewall, this special sizing material uses the raw material of following weight parts to make: natural rubber 52 parts,
Butadiene rubber 52 parts, carbon black N330 48 parts, zinc oxide 4 parts, stearic acid 1 part, protection wax 1.7 parts, anti-aging agent RD 0.75 part, anti-
Old agent 4,020 3.1 parts, anti-old DTPD 0.85 part, C5-F resin 2.5 parts, paraffin oil 4.5 parts, 200 1 part of mesh sulfur, accelerator
NS 1.3 parts and anti-scorching agent CTP 0.13 part.
Embodiment 4
The special sizing material of the present embodiment tire sidewall, this special sizing material uses the raw material of following weight parts to make: natural rubber 50 parts,
Butadiene rubber 50 parts, carbon black N330 45 parts, zinc oxide 3.5 parts, stearic acid 2 parts, protection wax 1.5 parts, anti-aging agent RD 0.7 part,
Antioxidant 4020 3.0 parts, anti-old DTPD 0.8 part, C5-F resin 2 parts, paraffin oil 4 parts, 200 0.8 part of mesh sulfur, accelerator NS
1.5 parts and anti-scorching agent CTP 0.12 part.
Embodiment 5
The special sizing material of the present embodiment tire sidewall, this special sizing material uses the raw material of following weight parts to make: natural rubber 45 parts,
Butadiene rubber 45 parts, carbon black N330 40 parts, zinc oxide 2 parts, stearic acid 1 part, protection wax 1 part, anti-aging agent RD 0.6 part, anti-old
Agent 4,020 2.7 parts, anti-old DTPD 0.7 part, C5-F resin 1 part, paraffin oil 3 parts, 200 0.6 part of mesh sulfur, accelerator NS 1.8
Part and anti-scorching agent CTP 0.1 part.
Comparative example
The special sizing material of this comparative example tire sidewall, this special sizing material uses the raw material of following weight parts to make: natural rubber 50 parts,
Butadiene rubber 50 parts, white carbon black 35 parts, composite heat-conducting filler 15 parts, zinc oxide 4 parts, stearic acid 1.5 parts, tackifying resin 2.5 parts, anti-
Old agent 4,020 2 parts, anti-aging agent RD 1 part, protection wax 2 parts, aromatic naphtha 5 parts, 1.75 parts of sulfur, accelerator NS 1.25 parts is with anti-scorch
Agent CTP 0.15 part.
For the ageing properties of comparative example 1-5 Yu comparative example, respectively to before aging and aging after special sizing material enter
Row performance test, curing temperature 170 DEG C, 60 minutes time；Table 1 below is the mechanical property of the aging front special sizing material of each tire sidewall
Test result, table 2 is the mechanical experimental results of the aging rear special sizing material of each tire sidewall.
Table 1 embodiment 1-5 and the special sizing material of the comparative example tire sidewall mechanical property before aging
| Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | Comparative example | |
| Hot strength (MPa) | 16.1 | 17.43 | 17.62 | 18.24 | 19.1 | 16 |
| Elongation at break (%) | 692 | 644 | 608 | 644 | 616 | 688 |
| 100% stress at definite elongation (MPa) | 1.14 | 1.26 | 1.3 | 1.34 | 1.43 | 1.13 |
| 300% stress at definite elongation (MPa) | 4.32 | 5.47 | 5.80 | 6.03 | 6.54 | 4.38 |
| Setafter break | 14 | 10 | 10 | 10 | 10 | 10 |
| Tearing strength (KN/m) | 63 | 65 | 63 | 44 | 48 | 60 |
Table 2 embodiment 1-5 and the special sizing material of the comparative example tire sidewall mechanical property after aging
| Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | Comparative example | |
| Hot strength (MPa) | 13.06 | 15.48 | 16.09 | 17.65 | 18.37 | 13.88 |
| Elongation at break (%) | 552 | 596 | 580 | 608 | 600 | 558 |
| 100% stress at definite elongation (MPa) | 1.34 | 1.36 | 1.47 | 1.42 | 1.51 | 1.33 |
| 300% stress at definite elongation (MPa) | 5.38 | 5.73 | 6.65 | 6.55 | 7.06 | 5.28 |
| Setafter break | 10 | 10 | 10 | 10 | 10 | 10 |
| Tearing strength (KN/m) | 61 | 63 | 70 | 63 | 67 | 35 |
Compared by the data in Tables 1 and 2, it is possible to find, the special sizing material of tire sidewall of the present invention is special with conventional tire sidewall
Comparing with sizing material, its ageing properties is greatly improved.
The ultimate principle of the present invention and principal character and advantages of the present invention have more than been shown and described.The skill of the industry
The art personnel simply explanation it should be appreciated that the present invention is not restricted to the described embodiments, described in above-described embodiment and description
The principle of the present invention, without departing from the spirit and scope of the present invention, the present invention also has various changes and modifications, these
Changes and improvements both fall within scope of the claimed invention.Claimed scope by appending claims and
Its equivalent defines.
Claims (4)
1. the special sizing material of tire sidewall, it is characterised in that: described special sizing material uses the raw material of following weight parts to make: sky
So rubber 45-55 part, butadiene rubber 45-55 part, carbon black N330 40-50 part, zinc oxide 2-5 part, stearic acid 1-3 part, protection wax
1-2 part, age resistor 4-5 part, C5-F resin 1-3 part, paraffin oil 3-5 part, sulfur 0.6-1.5 part, accelerator NS 0.8-1.8 part
With anti-scorching agent CTP 0.1-0.14 part.
The special sizing material of tire sidewall the most according to claim 1, it is characterised in that: described zinc oxide selection specific surface area is
The zinc oxide of 4 m2 g.
The special sizing material of tire sidewall the most according to claim 1, it is characterised in that: described age resistor include anti-aging agent RD,
Antioxidant 4020 and antioxidant D TPD, and anti-aging agent RD be 0.6-0.8 weight portion, antioxidant 4020 be 2.7-3.3 weight portion, anti-
Old DTPD is 0.7-0.9 weight portion.
The special sizing material of tire sidewall the most according to claim 1, it is characterised in that: described sulfur choice of powder shape, it is thin
Degree is 200 mesh.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610593979.7A CN106046444A (en) | 2016-07-26 | 2016-07-26 | Special rubber material for side walls of tires |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610593979.7A CN106046444A (en) | 2016-07-26 | 2016-07-26 | Special rubber material for side walls of tires |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106046444A true CN106046444A (en) | 2016-10-26 |
Family
ID=57417415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610593979.7A Pending CN106046444A (en) | 2016-07-26 | 2016-07-26 | Special rubber material for side walls of tires |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106046444A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106279805A (en) * | 2016-08-18 | 2017-01-04 | 双钱集团（江苏）轮胎有限公司 | A kind of special sizing material of tire sidewall |
| CN107446192A (en) * | 2017-07-30 | 2017-12-08 | 山东皓宇橡胶有限公司 | A kind of sidewall sizing compound formula of ageing-resistant for All-steel tire and resistance to flexion |
| WO2018196398A1 (en) * | 2017-04-27 | 2018-11-01 | 双钱集团（江苏）轮胎有限公司 | Tire sidewall rubber without mold release agent |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101628992A (en) * | 2009-07-31 | 2010-01-20 | 杭州中策橡胶有限公司 | Tire side rubber material utilizing regenerated rubber as well as blending method and application thereof |
| CN103467793A (en) * | 2013-08-02 | 2013-12-25 | 山东永泰化工有限公司 | Sidewall rubber of automobile tire |
| CN105399994A (en) * | 2015-12-22 | 2016-03-16 | 三角轮胎股份有限公司 | Low heat generation and high thermal conductivity tire sidewall rubber composition |
-
2016
- 2016-07-26 CN CN201610593979.7A patent/CN106046444A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101628992A (en) * | 2009-07-31 | 2010-01-20 | 杭州中策橡胶有限公司 | Tire side rubber material utilizing regenerated rubber as well as blending method and application thereof |
| CN103467793A (en) * | 2013-08-02 | 2013-12-25 | 山东永泰化工有限公司 | Sidewall rubber of automobile tire |
| CN105399994A (en) * | 2015-12-22 | 2016-03-16 | 三角轮胎股份有限公司 | Low heat generation and high thermal conductivity tire sidewall rubber composition |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106279805A (en) * | 2016-08-18 | 2017-01-04 | 双钱集团（江苏）轮胎有限公司 | A kind of special sizing material of tire sidewall |
| WO2018196398A1 (en) * | 2017-04-27 | 2018-11-01 | 双钱集团（江苏）轮胎有限公司 | Tire sidewall rubber without mold release agent |
| CN107446192A (en) * | 2017-07-30 | 2017-12-08 | 山东皓宇橡胶有限公司 | A kind of sidewall sizing compound formula of ageing-resistant for All-steel tire and resistance to flexion |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161026 |