CN115304908B - Modified resin for tire tread - Google Patents
Modified resin for tire tread Download PDFInfo
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- CN115304908B CN115304908B CN202211071816.4A CN202211071816A CN115304908B CN 115304908 B CN115304908 B CN 115304908B CN 202211071816 A CN202211071816 A CN 202211071816A CN 115304908 B CN115304908 B CN 115304908B
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- modified resin
- nylon
- tire tread
- liquid rubber
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- 239000011347 resin Substances 0.000 title claims abstract description 59
- 229920005989 resin Polymers 0.000 title claims abstract description 59
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 57
- 239000004677 Nylon Substances 0.000 claims abstract description 26
- 229920001778 nylon Polymers 0.000 claims abstract description 26
- 229920001971 elastomer Polymers 0.000 claims abstract description 24
- 239000005060 rubber Substances 0.000 claims abstract description 24
- 239000007788 liquid Substances 0.000 claims abstract description 22
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 18
- 150000008442 polyphenolic compounds Chemical class 0.000 claims abstract description 18
- 235000013824 polyphenols Nutrition 0.000 claims abstract description 18
- 239000002994 raw material Substances 0.000 claims abstract description 10
- 238000002360 preparation method Methods 0.000 claims abstract description 5
- 238000006243 chemical reaction Methods 0.000 claims description 24
- 239000011259 mixed solution Substances 0.000 claims description 23
- 239000011265 semifinished product Substances 0.000 claims description 21
- 241001122767 Theaceae Species 0.000 claims description 17
- 238000001035 drying Methods 0.000 claims description 8
- 230000035484 reaction time Effects 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 238000003756 stirring Methods 0.000 claims description 7
- 238000005303 weighing Methods 0.000 claims description 7
- 238000002715 modification method Methods 0.000 claims description 2
- 239000000843 powder Substances 0.000 claims description 2
- 244000043261 Hevea brasiliensis Species 0.000 abstract description 12
- 229920003052 natural elastomer Polymers 0.000 abstract description 12
- 229920001194 natural rubber Polymers 0.000 abstract description 12
- 230000020169 heat generation Effects 0.000 abstract description 5
- 238000007906 compression Methods 0.000 abstract description 4
- 230000006835 compression Effects 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 244000269722 Thea sinensis Species 0.000 abstract 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 23
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 18
- 239000006229 carbon black Substances 0.000 description 18
- 238000007796 conventional method Methods 0.000 description 10
- 235000021355 Stearic acid Nutrition 0.000 description 9
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 9
- IUJLOAKJZQBENM-UHFFFAOYSA-N n-(1,3-benzothiazol-2-ylsulfanyl)-2-methylpropan-2-amine Chemical compound C1=CC=C2SC(SNC(C)(C)C)=NC2=C1 IUJLOAKJZQBENM-UHFFFAOYSA-N 0.000 description 9
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 9
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 description 9
- 239000008117 stearic acid Substances 0.000 description 9
- 229920003048 styrene butadiene rubber Polymers 0.000 description 9
- 229910052717 sulfur Inorganic materials 0.000 description 9
- 239000011593 sulfur Substances 0.000 description 9
- 239000011787 zinc oxide Substances 0.000 description 9
- 239000005062 Polybutadiene Substances 0.000 description 8
- 238000009472 formulation Methods 0.000 description 8
- 239000000203 mixture Substances 0.000 description 8
- 229920002857 polybutadiene Polymers 0.000 description 8
- 238000012360 testing method Methods 0.000 description 8
- 239000000377 silicon dioxide Substances 0.000 description 7
- 235000012239 silicon dioxide Nutrition 0.000 description 7
- 239000004636 vulcanized rubber Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000000839 emulsion Substances 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
-
- 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
- B60C1/0016—Compositions of the tread
-
- 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
-
- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
- C08K2003/3045—Sulfates
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/86—Optimisation of rolling resistance, e.g. weight reduction
Abstract
The invention provides a modified resin for tire tread, which is characterized in that: the preparation raw materials of the modified resin comprise the following components: 50-60 parts of nylon, 3-5 parts of tea polyphenol, 2-7 parts of absolute ethyl alcohol, 1-2 parts of sodium hydroxide, [ Cu (NH) 3 ) 4 ]S0 4 1-3 parts; 5-10 parts of liquid rubber. The beneficial effects of the invention are as follows: the modified resin disclosed by the patent can ensure the tensile strength, the hardness and the tearing strength on the premise of improving the wear resistance and compression heat generation to some extent in the tire tread rubber formula, can reduce the use of natural rubber, and reduces the cost of tire raw materials.
Description
Technical Field
The invention relates to the technical field of tires, in particular to a modified resin for tire treads.
Background
With the market demand for green tires, green raw materials for tires are also increasingly favored by tire manufacturers, and researchers are required to develop the tire structural design and the tire formulation design in order to meet the requirements of the green tires for saving oil, resisting abrasion, safety and comfort.
In the aspect of material application, in order to make the tire have the properties of good elasticity, small rolling resistance, low oil consumption, low heat generation, wear resistance and puncture resistance, tire specialists are also working on the development and application research of green tire raw materials, and more methods such as developing novel materials, modifying rubber and developing novel fillers in the formula exist in the industry at present, but less research on modifying resin exists, and no modified resin for tire treads with good comprehensive performance has not yet appeared.
Disclosure of Invention
In order to solve the defects in the prior art, the invention provides a modified resin for a tire tread.
The technical scheme adopted for solving the technical problems is as follows: the preparation raw materials of the modified resin for the tire tread comprise the following components:
50-60 parts of nylon;
3-5 parts of tea polyphenol;
2-7 parts of absolute ethyl alcohol;
1-2 parts of sodium hydroxide;
[Cu(NH 3 ) 4 ]S0 4 1-3 parts;
5-10 parts of liquid rubber.
The liquid rubber is nonpolar liquid rubber, and the nylon is powder with the mesh number of more than or equal to 80.
A modification method of a modified resin for a tire tread is carried out according to the following steps:
step (1), weighing nylon, tea polyphenol and [ Cu (NH) according to parts by weight 3 ) 4 ]S0 4 Sodium hydroxide and liquid rubber.
Step (2), firstly dissolving tea polyphenol in water to prepare a mixed solution, pouring a proper amount of nylon, absolute ethyl alcohol and sodium hydroxide into the mixed solution, uniformly stirring, finally pouring the mixed solution into a reaction kettle, wherein the temperature of the reaction kettle is 100-150 ℃, the reaction time is more than or equal to 12 hours, and slowly adding [ Cu (NH) in the reaction process 3 ) 4 ]S0 4 Obtaining a modified resin semi-finished product.
And (3) drying the semi-finished product of the modified resin prepared in the step (2), pouring the semi-finished product and the liquid rubber into a ball mill, wherein the rotating speed of the ball mill is 200-500r/min, and the running time of the ball mill is 20-60min, so as to obtain the modified resin.
The beneficial effects of the invention are as follows: compared with the conventional heavy-duty tire formula and the unmodified resin, the modified resin disclosed by the patent can ensure the tensile strength, the hardness and the tearing strength on the premise of improving the wear resistance and compression heat generation, can reduce the use of natural rubber, and reduces the cost of tire raw materials.
Drawings
Figure 1 shows the attorney abrasion volume for the different examples.
FIG. 2 is a diagram of compression heat generation of various embodiments.
Fig. 3 shows the tensile strength and tear strength of various examples.
Fig. 4 is a graph of hardness (shore a) of various embodiments.
Detailed Description
In order to clearly illustrate the technical characteristics of the scheme, the scheme is explained below through a specific embodiment.
Example 1:
step (1), weighing 50 parts of nylon, 3 parts of tea polyphenol, 2 parts of absolute ethyl alcohol, 1 part of sodium hydroxide and [ Cu (NH) 3 ) 4 ]S0 4 1 part and 5 parts of liquid rubber.
Step (2), firstly dissolving tea polyphenol in water to prepare a mixed solution, pouring a proper amount of nylon, absolute ethyl alcohol and sodium hydroxide into the mixed solution, uniformly stirring, finally pouring the mixed solution into a reaction kettle, wherein the temperature of the reaction kettle is 100 ℃, the reaction time is 12 hours, and [ Cu (NH) is slowly added in the reaction process 3 ) 4 ]S0 4 Obtaining a modified resin semi-finished product.
And (3) drying the semi-finished product of the modified resin prepared in the step (2), pouring the semi-finished product and the liquid rubber into a ball mill, wherein the rotating speed of the ball mill is 200r/min, and the running time of the ball mill is 20min, so as to obtain the modified resin.
After the modified resin was prepared, a compound was prepared and tested using the following formulation and according to conventional methods.
30 parts of natural rubber, 32 parts of butadiene rubber, 20 parts of styrene-butadiene rubber, 2.2 parts of insoluble sulfur, 3 parts of TBBS, 8 parts of modified resin, 50 parts of N330 carbon black, 10 parts of white carbon black, 4 parts of zinc oxide, 4 parts of stearic acid, 2 parts of Si-69, 4020 parts of 4022 parts of silicon dioxide.
Example 2:
step (1), weighing 60 parts of nylon, 5 parts of tea polyphenol, 7 parts of absolute ethyl alcohol, 2 parts of sodium hydroxide and [ Cu (NH) 3 ) 4 ]S0 4 3 parts and 10 parts of liquid rubber.
Step (2), firstly dissolving tea polyphenol in water to prepare a mixed solution, pouring a proper amount of nylon, absolute ethyl alcohol and sodium hydroxide into the mixed solution, uniformly stirring, finally pouring the mixed solution into a reaction kettle, wherein the temperature of the reaction kettle is 150 ℃, the reaction time is 24 hours, and [ Cu (NH) is slowly added in the reaction process 3 ) 4 ]S0 4 Obtaining a modified resin semi-finished product.
And (3) drying the semi-finished product of the modified resin prepared in the step (2), pouring the semi-finished product and the liquid rubber into a ball mill, wherein the rotating speed of the ball mill is 500r/min, and the running time of the ball mill is 60min, so as to obtain the modified nylon resin.
After the modified resin was prepared, a test specimen of the vulcanized rubber was prepared and tested using the following formulation and according to conventional methods.
30 parts of natural rubber, 32 parts of butadiene rubber, 20 parts of styrene-butadiene rubber, 2.2 parts of insoluble sulfur, 3 parts of TBBS, 8 parts of modified resin, 50 parts of N330 carbon black, 10 parts of white carbon black, 4 parts of zinc oxide, 4 parts of stearic acid, 2 parts of Si-69, 4020 parts of 4022 parts of silicon dioxide.
Example 3:
step (1), weighing 55 parts of nylon, 4.2 parts of tea polyphenol, 5 parts of absolute ethyl alcohol, 1.5 parts of sodium hydroxide and [ Cu (NH) 3 ) 4 ]S0 4 2 parts and 8 parts of liquid rubber.
Step (2), firstly dissolving tea polyphenol in water to prepare a mixed solution, pouring a proper amount of nylon, absolute ethyl alcohol and sodium hydroxide into the mixed solution, uniformly stirring, and finally pouring the mixed solution into a reaction kettleThe temperature of the reaction kettle is 130 ℃, the reaction time is 30 hours, and [ Cu (NH) is slowly added in the reaction process 3 ) 4 S0 4 Obtaining a modified resin semi-finished product.
And (3) drying the semi-finished product of the modified resin prepared in the step (2), pouring the semi-finished product and the liquid rubber into a ball mill, wherein the rotating speed of the ball mill is 300r/min, and the running time of the ball mill is 30min, so as to obtain the modified nylon resin.
After the modified resin was prepared, a test specimen of the vulcanized rubber was prepared and tested using the following formulation and according to conventional methods.
30 parts of natural rubber, 32 parts of butadiene rubber, 20 parts of styrene-butadiene rubber, 2.2 parts of insoluble sulfur, 3 parts of TBBS, 8 parts of modified resin, 50 parts of N330 carbon black, 10 parts of white carbon black, 4 parts of zinc oxide, 4 parts of stearic acid, 2 parts of Si-69, 4020 parts of 4022 parts of silicon dioxide.
Example 4:
the test was carried out using unmodified nylon in the following formulation and preparing a sample of vulcanized rubber according to conventional methods.
30 parts of natural rubber, 32 parts of butadiene rubber, 20 parts of styrene-butadiene rubber, 2.2 parts of insoluble sulfur, 3 parts of TBBS, 8 parts of nylon, 50 parts of N330 carbon black, 10 parts of white carbon black, 4 parts of zinc oxide, 4 parts of stearic acid, 2 parts of Si-69, 4020 parts of 4022 parts of silicon dioxide.
Finally, mixing and preparing a vulcanized sample according to a conventional method.
Example 5:
and (1) weighing 55 parts of nylon, 4.2 parts of tea polyphenol, 5 parts of absolute ethyl alcohol, 1.5 parts of sodium hydroxide and 8 parts of liquid rubber according to the parts by weight.
And (2) dissolving tea polyphenol in water to prepare a mixed solution, pouring nylon, absolute ethyl alcohol and sodium hydroxide into the mixed solution, uniformly stirring, and finally pouring the mixed solution into a reaction kettle, wherein the temperature of the reaction kettle is 130 ℃, and the reaction time is 30 hours, so as to obtain a modified resin semi-finished product.
And (3) drying the semi-finished product of the modified resin prepared in the step (2), pouring the semi-finished product and the liquid rubber into a ball mill, wherein the rotating speed of the ball mill is 300r/min, and the running time of the ball mill is 30min, so as to obtain the modified nylon resin.
After the modified resin was prepared, a test specimen of the vulcanized rubber was prepared and tested using the following formulation and according to conventional methods.
30 parts of natural rubber, 32 parts of butadiene rubber, 20 parts of styrene-butadiene rubber, 2.2 parts of insoluble sulfur, 3 parts of TBBS, 8 parts of modified resin, 50 parts of N330 carbon black, 10 parts of white carbon black, 4 parts of zinc oxide, 4 parts of stearic acid, 2 parts of Si-69, 4020 parts of 4022 parts of silicon dioxide.
Example 6:
step (1), 55 parts of nylon, 5 parts of absolute ethyl alcohol, 1.5 parts of sodium hydroxide and [ Cu (NH) are weighed according to parts by mass 3 ) 4 ]S0 4 2 parts and 8 parts of liquid rubber.
Step (2), firstly pouring a proper amount of nylon, absolute ethyl alcohol and sodium hydroxide into water to prepare a mixed solution, uniformly stirring, finally pouring the mixed solution into a reaction kettle, wherein the temperature of the reaction kettle is 130 ℃, the reaction time is 30 hours, and slowly adding [ Cu (NH) during the reaction process 3 ) 4 ]S0 4 Obtaining a modified resin semi-finished product.
And (3) drying the semi-finished product of the modified resin prepared in the step (2), pouring the semi-finished product and the liquid rubber into a ball mill, wherein the rotating speed of the ball mill is 300r/min, and the running time of the ball mill is 30min, so that the modified resin is obtained.
After the modified resin was prepared, a test specimen of the vulcanized rubber was prepared and tested using the following formulation and according to conventional methods.
30 parts of natural rubber, 32 parts of butadiene rubber, 20 parts of styrene-butadiene rubber, 2.2 parts of insoluble sulfur, 3 parts of TBBS, 8 parts of modified resin, 50 parts of N330 carbon black, 10 parts of white carbon black, 4 parts of zinc oxide, 4 parts of stearic acid, 2 parts of Si-69, 4020 parts of 4022 parts of silicon dioxide.
Example 7:
step (1), weighing 55 parts of nylon, 4.2 parts of tea polyphenol, 5 parts of absolute ethyl alcohol, 1.5 parts of sodium hydroxide and [ Cu (NH) 3 ) 4 ]S0 4 2 parts.
Step (2), firstly dissolving tea polyphenol in water to prepare a mixed solution, and adding a proper amount of nylon,The absolute ethyl alcohol and the sodium hydroxide are poured into the mixed solution and stirred uniformly, finally the mixed solution is poured into a reaction kettle, the temperature of the reaction kettle is 130 ℃, the reaction time is 30 hours, and [ Cu (NH) is slowly added in the reaction process 3 ) 4 ]S0 4 Obtaining modified resin emulsion.
And (3) drying the modified resin emulsion prepared in the step (2) to obtain the modified resin.
After the modified resin was prepared, a test specimen of the vulcanized rubber was prepared and tested using the following formulation and according to conventional methods.
30 parts of natural rubber, 32 parts of butadiene rubber, 20 parts of styrene-butadiene rubber, 2.2 parts of insoluble sulfur, 3 parts of TBBS, 8 parts of modified resin, 50 parts of N330 carbon black, 10 parts of white carbon black, 4 parts of zinc oxide, 4 parts of stearic acid, 2 parts of Si-69, 4020 parts of 4022 parts of silicon dioxide.
Example 8:
after the preparation of the modified resin, the following raw materials are weighed according to parts by weight:
62 parts of natural rubber, 20 parts of styrene-butadiene rubber, 2.2 parts of insoluble sulfur, 3 parts of TBBS, 50 parts of N330 carbon black, 10 parts of white carbon black, 4 parts of zinc oxide, 4 parts of stearic acid, 2 parts of Si-69 and 4020 parts.
Finally, mixing and preparing a vulcanized sample according to a conventional method.
Example 9:
after the preparation of the modified resin, the following raw materials are weighed according to parts by weight:
30 parts of natural rubber, 32 parts of butadiene rubber, 20 parts of styrene-butadiene rubber, 2.2 parts of insoluble sulfur, 3 parts of TBBS, 50 parts of N330 carbon black, 10 parts of white carbon black, 4 parts of zinc oxide, 4 parts of stearic acid, 2 parts of Si-69 and 4020 parts.
Finally, mixing and preparing a vulcanized sample according to a conventional method.
Examples 1-9 were tested according to conventional testing methods, and the specific results are shown in Table 1 and the accompanying figures.
Table 1 tread compound test results
As can be seen from examples 1 to 3 and comparison with the rule example 8, the tensile strength, hardness and tear strength can be ensured and the use of natural rubber can be reduced, reducing the cost of raw materials for tires, on the premise of improving the wear resistance and compression heat generation.
As can be seen from a comparison of example 3 with example 5, example 6 and example 7, respectively, tea polyphenols, [ Cu (NH) 3 ) 4 ]S0 4 And liquid rubber can play a role in improving the performance of the sizing material by the modified resin to different degrees.
Claims (5)
1. The modified resin for the tire tread is characterized in that the preparation raw materials of the modified resin comprise the following components:
50-60 parts of nylon;
3-5 parts of tea polyphenol;
2-7 parts of absolute ethyl alcohol;
1-2 parts of sodium hydroxide;
[Cu(NH 3 ) 4 ]SO 4 1-3 parts;
5-10 parts of liquid rubber.
2. The modified resin for tire tread according to claim 1, wherein the liquid rubber is a nonpolar liquid rubber and the nylon is a powder having a mesh number of 80 or more.
3. A modified resin for tire tread according to claim 2, wherein the modification method of the modified resin is carried out according to the steps of:
step (1), weighing nylon, absolute ethyl alcohol, tea polyphenol and [ Cu (NH) according to parts by weight 3 ) 4 ]SO 4 Sodium hydroxide and liquid rubber;
step (2), firstly dissolving tea polyphenol in water to prepare a mixed solution, pouring a proper amount of nylon, absolute ethyl alcohol and sodium hydroxide into the mixed solution, uniformly stirring, and finally pouring the mixed solution into a reaction kettle, and setting reaction conditions to obtain a modified resin semi-finished product;
and (3) drying the semi-finished product of the modified resin prepared in the step (2), pouring the semi-finished product and the liquid rubber into a ball mill, and setting conditions to obtain the modified resin.
4. A modified resin for tire tread according to claim 3, wherein in said step (2), said reaction condition is that the temperature of said reaction vessel is 100 ℃ to 150 ℃, the reaction time is not less than 12 hours, and [ Cu (NH 3 ) 4 ]SO 4 。
5. A modified resin for tire tread according to claim 3, wherein in said step (3), the rotation speed of said ball mill is 200 to 500r/min, and the running time of said ball mill is 20 to 60min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211071816.4A CN115304908B (en) | 2022-09-02 | 2022-09-02 | Modified resin for tire tread |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211071816.4A CN115304908B (en) | 2022-09-02 | 2022-09-02 | Modified resin for tire tread |
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| Publication Number | Publication Date |
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| CN115304908A CN115304908A (en) | 2022-11-08 |
| CN115304908B true CN115304908B (en) | 2023-11-10 |
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|---|---|---|---|
| CN202211071816.4A Active CN115304908B (en) | 2022-09-02 | 2022-09-02 | Modified resin for tire tread |
Country Status (1)
| Country | Link |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5879037A (en) * | 1981-11-05 | 1983-05-12 | Ube Ind Ltd | Reinforced rubber composition and its preparation |
| CN101713106A (en) * | 2009-09-10 | 2010-05-26 | 骏马化纤股份有限公司 | Wear-resistant snow-white nylon 6 industrial yarn |
| CN109776884A (en) * | 2017-11-11 | 2019-05-21 | 四川海盛杰低温科技有限公司 | A kind of Novel ultralow-temperature thermal insulation material |
| CN111560130A (en) * | 2017-10-31 | 2020-08-21 | 湖南辰砾新材料有限公司 | Vehicle tyre |
-
2022
- 2022-09-02 CN CN202211071816.4A patent/CN115304908B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5879037A (en) * | 1981-11-05 | 1983-05-12 | Ube Ind Ltd | Reinforced rubber composition and its preparation |
| CN101713106A (en) * | 2009-09-10 | 2010-05-26 | 骏马化纤股份有限公司 | Wear-resistant snow-white nylon 6 industrial yarn |
| CN111560130A (en) * | 2017-10-31 | 2020-08-21 | 湖南辰砾新材料有限公司 | Vehicle tyre |
| CN109776884A (en) * | 2017-11-11 | 2019-05-21 | 四川海盛杰低温科技有限公司 | A kind of Novel ultralow-temperature thermal insulation material |
Non-Patent Citations (2)
| Title |
|---|
| "INFLUENCE OF SOME NON-RUBBER COMPONENTS ON AGING BEHAVIOR OF PURIFIED NATURAL RUBBER";Tuampoemsab,S等;《RUBBER CHEMISTRY AND TECHNOLOGY》;第80卷(第1期);第159-168页 * |
| "丙烯酸酯橡胶、丁腈橡胶及其并用胶的配位硫化及可逆性研究";牟海艳;《中国博士学位论文全文数据库 工程科技Ⅰ辑》;第B016-12页 * |
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| CN115304908A (en) | 2022-11-08 |
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