CN115991920A - High-elasticity high-buffering sole material and preparation method thereof - Google Patents
High-elasticity high-buffering sole material and preparation method thereof Download PDFInfo
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- CN115991920A CN115991920A CN202111218917.5A CN202111218917A CN115991920A CN 115991920 A CN115991920 A CN 115991920A CN 202111218917 A CN202111218917 A CN 202111218917A CN 115991920 A CN115991920 A CN 115991920A
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- Prior art keywords
- elasticity
- sole material
- slip
- shock
- buffering
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- 239000000463 material Substances 0.000 title claims abstract description 20
- 238000002360 preparation method Methods 0.000 title claims abstract description 8
- 238000000034 method Methods 0.000 claims abstract description 9
- 230000008569 process Effects 0.000 claims abstract description 8
- 239000004088 foaming agent Substances 0.000 claims abstract description 6
- 239000003431 cross linking reagent Substances 0.000 claims abstract description 3
- 239000002245 particle Substances 0.000 claims description 12
- 238000004898 kneading Methods 0.000 claims description 6
- 238000001746 injection moulding Methods 0.000 claims description 3
- 238000004073 vulcanization Methods 0.000 claims description 3
- 238000005303 weighing Methods 0.000 claims description 3
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 abstract description 4
- 229920001400 block copolymer Polymers 0.000 abstract description 4
- 230000035939 shock Effects 0.000 abstract description 4
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 abstract description 2
- 229920002943 EPDM rubber Polymers 0.000 abstract description 2
- 208000027418 Wounds and injury Diseases 0.000 abstract description 2
- 150000001336 alkenes Chemical class 0.000 abstract description 2
- 229910052791 calcium Inorganic materials 0.000 abstract description 2
- 239000011575 calcium Substances 0.000 abstract description 2
- 239000003795 chemical substances by application Substances 0.000 abstract description 2
- 229920001577 copolymer Polymers 0.000 abstract description 2
- 230000006378 damage Effects 0.000 abstract description 2
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 abstract description 2
- HEAMQYHBJQWOSS-UHFFFAOYSA-N ethene;oct-1-ene Chemical compound C=C.CCCCCCC=C HEAMQYHBJQWOSS-UHFFFAOYSA-N 0.000 abstract description 2
- 208000014674 injury Diseases 0.000 abstract description 2
- 229920003049 isoprene rubber Polymers 0.000 abstract description 2
- 210000003127 knee Anatomy 0.000 abstract description 2
- 239000000314 lubricant Substances 0.000 abstract description 2
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 abstract description 2
- 229920000098 polyolefin Polymers 0.000 abstract description 2
- 239000000843 powder Substances 0.000 abstract description 2
- 229920002725 thermoplastic elastomer Polymers 0.000 abstract description 2
- 239000011787 zinc oxide Substances 0.000 abstract description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Natural products CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 abstract 2
- 239000003112 inhibitor Substances 0.000 abstract 1
- 230000003139 buffering effect Effects 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000009472 formulation Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 210000002414 leg Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000012748 slip agent Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Abstract
The invention relates to a high-elasticity high-buffering sole material and a preparation method thereof, wherein the high-elasticity high-buffering sole material comprises an acetic acid copolymer, an olefin block copolymer, an ethylene octene block copolymer, a polyolefin thermoplastic elastomer, isoprene rubber, ethylene propylene diene monomer rubber, talcum powder, calcium powder, a foaming agent, an antiwear agent, a slip inhibitor, a cross-linking agent, zinc oxide and a lubricant. The anti-slip high-elasticity shock-absorbing device has the advantages that the anti-slip shock-absorbing effect is achieved when the device is in motion, so that the shock of knees and joints is relieved, the shock is firstly absorbed and then is given, the injury caused in running and motion processes is avoided, meanwhile, the anti-slip high-elasticity shock-absorbing device has the anti-slip wear-resisting effect and can be directly contacted with the outer sole of the ground, and the safety in the motion process is protected.
Description
Technical Field
The invention relates to the technical field of sole materials, in particular to a high-elasticity high-buffering sole material and a preparation method thereof.
Background
The concept of high-elasticity and high-elasticity is applied to the shoemaking field, and is a group of coherent concepts on the midsole and the outsole, and the sole on the market at present is either high-elasticity and low-elasticity, or the sole material with high-elasticity and high-elasticity is not very common in the shoemaking field.
Defects and deficiencies of the prior art:
1. when the shoes with high rebound are worn, leg stiffness can be increased and impact load can be amplified during running or sports;
2. the impact force of landing can be quickly transferred when the high-buffer shoes are worn in running or sports, but the sports state is required to be kept by the self-restoring force of the sportsman due to the lack of resilience force, so that the sportsman is tired when running, and the sports efficiency is reduced.
Disclosure of Invention
First, the technical problem to be solved
In view of the above-mentioned drawbacks and disadvantages of the prior art, the present invention provides a high-elasticity high-buffering sole material and a preparation method thereof, which solve the technical problems of high elasticity, low buffering or low elasticity and high buffering of soles in the market.
(II) technical scheme
In order to achieve the above purpose, the main technical scheme adopted by the invention comprises the following steps:
in a first aspect, embodiments of the present invention provide a high elasticity, high cushioning sole material comprising:
optionally, the foaming agent is an AC foaming agent.
Optionally, the crosslinking agent is a vulcanization accelerator BIPB.
In a second aspect, an embodiment of the present invention provides a method for preparing a high-elasticity and high-cushioning sole material, which is characterized by comprising the following steps:
s1, respectively weighing the components;
s2, respectively taking the components with the formula amount, putting the components into a kneader, and controlling the temperature of the kneader to be 120-125 ℃ and the kneading time to be 900-950S in the kneading process so that the components are fully fused together;
s3, putting the material obtained in the step S1 into an underwater pelletizer to produce particles with uniform size;
s4, standing the particles obtained in the step S2 for 8 hours at normal temperature;
s5, conveying the particles subjected to standing in the step S3 to an injection molding machine, injecting the particles into a mold through a charging barrel, controlling the temperature in the mold to be 175+/-3 ℃, vulcanizing in the process, and obtaining a high-elasticity and high-buffering finished product after the vulcanizing time is 450S.
(III) beneficial effects
The beneficial effects of the invention are as follows: the invention has the beneficial effects that: the invention has the advantages of high elasticity and high buffering, and can delay rebound to achieve the function of shock absorption and buffering during the movement, thereby relieving the impact of the knee and the joint, buffering and then giving rebound, avoiding the injury caused during the running and the movement, simultaneously having the anti-slip and wear-resistant outsoles which can directly contact the ground, and protecting the safety during the movement.
Drawings
FIG. 1 is a preparation flow chart.
Detailed Description
In order to better understand the above technical solution, an exemplary embodiment of the present invention will be described in more detail below with reference to fig. 1. While exemplary embodiments of the present invention are shown in the drawings, it should be understood that the present invention may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
Examples 1 to 3
In the examples provided herein, the raw material formulations of 3 examples are provided, see for example the formulation table in table 1:
| examples (parts by mass) | Example 1 | Example 2 | Example 3 |
| Acetic acid-acetic acid copolymer | 40 | 50 | 60 |
| Olefin block copolymers | 25 | 20 | 30 |
| Ethylene octene block copolymer | 15 | 10 | 10 |
| Polyolefin thermoplastic elastomer | 10 | 5 | 5 |
| Isoprene rubber | 5 | 5 | 8 |
| Ethylene propylene diene monomer | 20 | 10 | 10 |
| Talc powder | 5 | 5 | 8 |
| Calcium powder | 4 | 4 | 4 |
| Foaming agent | 3 | 2.5 | 2.3 |
| Wear-resistant agent | 4 | 5 | 5 |
| Anti-slip agent | 2 | 2 | 1 |
| Vulcanization accelerator BIPB | 0.5 | 0.8 | 1 |
| Zinc oxide | 1 | 1.2 | 1.5 |
| Lubricant | 1 | 0.8 | 0.5 |
The preparation method comprises the following steps:
s1, respectively weighing the components;
s2, respectively taking the components with the formula amount, putting the components into a kneader, and controlling the temperature of the kneader to be 120-125 ℃ and the kneading time to be 900-950S in the kneading process so that the components are fully fused together;
s3, putting the material obtained in the step S1 into an underwater pelletizer to produce particles with uniform size;
s4, standing the particles obtained in the step S2 for 8 hours at normal temperature;
s5, conveying the particles subjected to standing in the step S3 to an injection molding machine, injecting the particles into a mold through a charging barrel, controlling the temperature in the mold to be 175+/-3 ℃, vulcanizing in the process, and obtaining a high-elasticity and high-buffering finished product after the vulcanizing time is 450S.
A high elasticity high cushioning sole material prepared in examples 1-3 has the test properties shown in Table 2:
from table 2, it can be seen that the performance test results of the above examples, wherein the data in example 2 are significantly better than the other two examples.
Similarly, the finished product prepared by the formula in the example 2 is further tested, and the following result is obtained: test 1. Resistance to repeated compression of shoe material (SATRA. TM. 156:2002, 870N).
(1) After 5 ten thousand cycles, observe: no change;
(2) Thickness variation: 1.0mm.
Test 2. Shock absorption test (SATRA TM 142:1992).
Front section
(1) Deceleration rate: 145m/s 2
(2) Permeability: 7.0mm
(3) Buffer ratio: 42.0%
Heel of shoe
(1) Deceleration rate: 75m/s 2
(2) Permeability: 10.5mm
(3) Buffer ratio: 44.0%
Test 3, test of pendulum resilience (DIN 53512:2000).
Test quantity: 2
Thickness: 12.5mm
Rebound rate: 60 percent of
The test data are from Shenzhen Tianxiang quality technical service Co.
From the data, the sole material provided by the invention completely meets the performance requirements of high elasticity and high buffering, and simultaneously meets the requirements of slip resistance and wear resistance and can be directly contacted with the ground.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.
Claims (4)
1. The high-elasticity high-buffering sole material is characterized by comprising the following components in parts by mass:
2. the high resilience blast-resistant sole material as set forth in claim 1, wherein: the foaming agent is an AC foaming agent.
3. The high resilience blast-resistant sole material as set forth in claim 1, wherein: the cross-linking agent is a vulcanization accelerator BIPB.
4. The preparation method of the high-elasticity high-buffering sole material is characterized by comprising the following steps of:
s1, respectively weighing the components;
s2, respectively taking the components with the formula amount, putting the components into a kneader, and controlling the temperature of the kneader to be 120-125 ℃ and the kneading time to be 900-950S in the kneading process so that the components are fully fused together;
s3, putting the material obtained in the step S1 into an underwater pelletizer to produce particles with uniform size;
s4, standing the particles obtained in the step S2 for 8 hours at normal temperature;
s5, conveying the particles subjected to standing in the step S3 to an injection molding machine, injecting the particles into a mold through a charging barrel, controlling the temperature in the mold to be 175+/-3 ℃, vulcanizing in the process, and obtaining a high-elasticity and high-buffering finished product after the vulcanizing time is 450S.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111218917.5A CN115991920A (en) | 2021-10-20 | 2021-10-20 | High-elasticity high-buffering sole material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111218917.5A CN115991920A (en) | 2021-10-20 | 2021-10-20 | High-elasticity high-buffering sole material and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115991920A true CN115991920A (en) | 2023-04-21 |
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| CN202111218917.5A Pending CN115991920A (en) | 2021-10-20 | 2021-10-20 | High-elasticity high-buffering sole material and preparation method thereof |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101805475A (en) * | 2010-04-26 | 2010-08-18 | 泰亚鞋业股份有限公司 | Formula of soles of PU-simulated foaming sneakers through injection and manufacturing method |
| CN104804297A (en) * | 2015-04-24 | 2015-07-29 | 茂泰(福建)鞋材有限公司 | Lightweight high-elasticity EVA shoe sole and preparation method thereof |
| CN106905599A (en) * | 2017-04-21 | 2017-06-30 | 安踏（中国）有限公司 | A kind of lightweight high-elastic EVA composite foam material and its preparation method and application |
| CN107151356A (en) * | 2016-03-03 | 2017-09-12 | 克赖布尔格Tpe有限责任两合公司 | The composition for thermoplastic elastomer being made up of elastomer, non-elastomeric polyolefin and polyolefin block copolymer analog thermoplastic elastomer |
| CN109337181A (en) * | 2018-08-30 | 2019-02-15 | 福建智铭鞋业有限公司 | A kind of Ultralight high elasticity abrasion-proof sole and preparation process |
-
2021
- 2021-10-20 CN CN202111218917.5A patent/CN115991920A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101805475A (en) * | 2010-04-26 | 2010-08-18 | 泰亚鞋业股份有限公司 | Formula of soles of PU-simulated foaming sneakers through injection and manufacturing method |
| CN104804297A (en) * | 2015-04-24 | 2015-07-29 | 茂泰(福建)鞋材有限公司 | Lightweight high-elasticity EVA shoe sole and preparation method thereof |
| CN107151356A (en) * | 2016-03-03 | 2017-09-12 | 克赖布尔格Tpe有限责任两合公司 | The composition for thermoplastic elastomer being made up of elastomer, non-elastomeric polyolefin and polyolefin block copolymer analog thermoplastic elastomer |
| CN106905599A (en) * | 2017-04-21 | 2017-06-30 | 安踏（中国）有限公司 | A kind of lightweight high-elastic EVA composite foam material and its preparation method and application |
| CN109337181A (en) * | 2018-08-30 | 2019-02-15 | 福建智铭鞋业有限公司 | A kind of Ultralight high elasticity abrasion-proof sole and preparation process |
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