CN109734971A - A kind of light wear-resistant rubber soles - Google Patents
A kind of light wear-resistant rubber soles Download PDFInfo
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- CN109734971A CN109734971A CN201910025281.9A CN201910025281A CN109734971A CN 109734971 A CN109734971 A CN 109734971A CN 201910025281 A CN201910025281 A CN 201910025281A CN 109734971 A CN109734971 A CN 109734971A
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- resistant rubber
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- rubber soles
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Abstract
The invention mainly relates to footwear material processing technique fields, a kind of light wear-resistant rubber soles are disclosed, are prepared from the following raw materials: natural rubber, phenolic resin, polyurethane resin, silane coupling agent, bisphenol A diglycidyl ether, sulphur, modified manometer silicon dioxide, graphene, nano-titanium dioxide；Light wear-resistant rubber soles provided by the invention, fast light fire-retardant, light weight, wearability is good, comfortable and easy to wear, and it is long to wear the service life for alleviating foot fatigue；It is sufficiently melted after phenolic resin and polyurethane resin are mixed, is stirred under vacuum after bisphenol A diglycidyl ether is added, makes the abundant scion grafting of raw material, increase material flow and caking property, it is easy to form, improve the light resistance and anti-flammability of sole, frosting is avoided, the service life of sole is extended；Nano-titanium dioxide will be added after natural rubber heating melting, and stirred at low speed, makes natural rubber and the abundant branch knot of nano-titanium dioxide, improve the wearability and anti ageing property of natural rubber.
Description
Technical field
The invention mainly relates to footwear material processing technique field more particularly to a kind of light wear-resistant rubber soles.
Background technique
Sole is directly with ground face contact, therefore to the more demanding of material, but various materials have it certain a little
And disadvantage, it is impossible to be provided simultaneously with resistance to, water-fast, oil resistant, heat-resisting, pressure-resistant, impact resistance, elasticity is good, be easy suitable foot type, sizing after
Not flexible type, heat preservation, easy the advantages that absorbing moisture；Currently used sole material has rubber, Oxford, PU, PVC and corium, day
Right rubber have the characteristics that it is anti-skidding, without sound, flexible, pliability is good, contraction is stable, not easy to break, but rubber soles weight
Measure heavier, not wear-resisting, service life is short, and foot's weight bearing is larger when walking, is easy to make one to generate feeling of fatigue.
A kind of preparation method of wear-resisting type rubber soles, preparation process disclosed in existing 108250521 A of patent document CN
Middle addition zeolite and Nano-Zinc, can enhance the wearability of sole, but the sole weight being prepared is still very heavy, can give foot
Bring apparent sense of heaviness in portion；Existing 108329697 A of patent document CN discloses a kind of wear-resistant rubber sole and its preparation side
Method has rubber soles obtained i.e. excellent wear-resisting, anti-aging with silica, calcium oxide, nano indium oxide and zeolite powder
And anti-microbial property, but the heavier-weight of sole, it is easy that foot is made to generate feeling of fatigue, is equally limited the use scope of sole
System.
Summary of the invention
In order to make up the defect of prior art, the object of the present invention is to provide a kind of light wear-resistant rubber soles.
A kind of light wear-resistant rubber soles, are made of raw material from the following weight: natural rubber 35 ~ 37, phenolic resin 22 ~
24, polyurethane resin 20 ~ 22, silane coupling agent 8 ~ 10, bisphenol A diglycidyl ether 4 ~ 6, sulphur 2 ~ 3, modified nano-silica
Silicon 1.2 ~ 1.4, graphene 1.1 ~ 1.3, nano-titanium dioxide 0.7 ~ 0.9.
The modified manometer silicon dioxide selects partial size for the nano silica of 10 ~ 15nm, is placed in heating kettle,
580 ~ 650 DEG C are heated to the speed of 4 ~ 5 DEG C/min, 20 ~ 30min is kept the temperature, citric acid solution is added into nano silica,
It is uniformly mixed, continues to be heated to 720 ~ 760 DEG C, keep the temperature 30 ~ 40min, stop heating, be cooled to 220 with the speed of 2 ~ 3 DEG C/min
~ 260 DEG C, liquid nitrogen is uniformly added into heating kettle, spontaneous recovery increases the porosity of nano silica to room temperature after standing,
Mitigate sole quality, obtains modified manometer silicon dioxide.
The citric acid solution, concentration are 12 ~ 14g/L, and additional amount is the 63 ~ 67% of nano silica weight.
The liquid nitrogen is added 2 ~ 3 times that volume is citric acid solution, is slowly added to, and the addition time is 15 ~ 20min.
A kind of preparation method of light wear-resistant rubber soles, comprising the following steps:
(1) phenolic resin and polyurethane resin are mixed, is heated to melting completely, bisphenol A diglycidyl ether is added, heat preservation is true
Sky 20 ~ 30min of stirring, makes the abundant scion grafting of raw material, increases material flow and caking property, easy to form, improves the fast light of sole
Property and anti-flammability, avoid frosting, obtain hybrid resin；
(2) natural rubber is heated to melting completely, adds nano-titanium dioxide, stir 30 ~ 40min in 45 ~ 50r/min,
The wearability and anti ageing property for improving natural rubber, obtain melting natural rubber；
(3) by hybrid resin with melting natural rubber mix, addition silane coupling agent, in 160 ~ 170 DEG C of insulated and stirreds 40 ~
50min makes hybrid resin and the melting abundant scion grafting of natural rubber, enhances the wearability and plasticity of sole, resistance to ag(e)ing is strong, subtracts
Light sole quality, elasticity are suitable for banishing the feeling of languor, adding modified manometer silicon dioxide and graphene, continue stirring 20 ~
30min improves the wearability of sole, mitigates sole quality, obtains premix；
(4) sulphur is added into premix, stirs evenly, carries out sulfidization molding, demoulding obtains light wear-resistant rubber soles.
The vacuum of the step (1), vacuum degree are -75 ~ -85kPa.
The sulfidization molding of the step (4) forms for injection sulfurization, and temperature is 200 ~ 210 DEG C.
The application method of the light wear-resistant rubber soles, using light wear-resistant rubber soles as indoor or outdoors shoes
Outsole or integral sole.
The invention has the advantages that light wear-resistant rubber soles provided by the invention, fast light fire-retardant, light weight, wearability is good,
Comfortable and easy to wear, it is long to wear the service life for alleviating foot fatigue；It is sufficiently melted, is added after phenolic resin and polyurethane resin are mixed
It is stirred under vacuum after entering bisphenol A diglycidyl ether, makes the abundant scion grafting of raw material, increased material flow and caking property, be easy to
Molding, improves the light resistance and anti-flammability of sole, avoids frosting, extend the service life of sole；By natural rubber heating melting
After nano-titanium dioxide is added, and stirred at low speed, make natural rubber and the abundant branch knot of nano-titanium dioxide, improve natural rubber
The wearability and anti ageing property of glue；Silane coupling agent is added after hybrid resin is mixed with melting natural rubber, and is protected
Temperature stirring makes hybrid resin and the melting abundant scion grafting of natural rubber, enhances the wearability and plasticity of sole, and resistance to ag(e)ing is strong,
Mitigate sole quality, elasticity is suitable for banishing the feeling of languor, adding modified manometer silicon dioxide and graphene, improve the resistance to of sole
Mill property, mitigates sole quality, and modified manometer silicon dioxide is to add citric acid after heating nano silica and keep high
Temperature adds liquid nitrogen and carries out fast cooling, increase the porosity of nano silica, mitigates sole quality；Can be used as it is indoor and
Outdoor shoes outsole or integral sole, use scope are extensive.
Specific embodiment
Illustrate the present invention with specific embodiment below.
Embodiment 1
A kind of light wear-resistant rubber soles, are made of raw material from the following weight: natural rubber 35, phenolic resin 22, polyurethane
Resin 20, bisphenol A diglycidyl ether 4, sulphur 2, modified manometer silicon dioxide 1.2, graphene 1.1, is received silane coupling agent 8
Rice titanium dioxide 0.7.
The modified manometer silicon dioxide selects partial size for the nano silica of 10 ~ 15nm, is placed in heating kettle,
580 DEG C are heated to the speed of 4 DEG C/min, 20min is kept the temperature, citric acid solution is added into nano silica, is uniformly mixed,
Continue to be heated to 720 DEG C, keep the temperature 30min, stop heating, be cooled to 220 DEG C with the speed of 2 DEG C/min, uniformly into heating kettle
Liquid nitrogen is added, spontaneous recovery increases the porosity of nano silica, mitigate sole quality, must be modified and receive to room temperature after standing
Rice silica.
The citric acid solution, concentration 12g/L, additional amount are the 63% of nano silica weight.
The liquid nitrogen is added 2 times that volume is citric acid solution, is slowly added to, and the addition time is 15min.
A kind of preparation method of light wear-resistant rubber soles, comprising the following steps:
(1) phenolic resin and polyurethane resin are mixed, is heated to melting completely, bisphenol A diglycidyl ether is added, heat preservation is true
Sky stirring 20min, vacuum degree are -75kPa, make the abundant scion grafting of raw material, increase material flow and caking property, easy to form, are mentioned
The light resistance and anti-flammability of high sole, avoid frosting, obtain hybrid resin；
(2) natural rubber is heated to melting completely, adds nano-titanium dioxide, stirred 30min in 45r/min, improve day
The wearability and anti ageing property of right rubber, obtain melting natural rubber；
(3) hybrid resin is mixed with melting natural rubber, silane coupling agent is added to be made to mix in 160 DEG C of insulated and stirred 40min
Resin and the melting abundant scion grafting of natural rubber, enhance the wearability and plasticity of sole, and resistance to ag(e)ing is strong, mitigates sole matter
Amount, elasticity are suitable for banishing the feeling of languor, adding modified manometer silicon dioxide and graphene, continue to stir 20min, improve sole
Wearability, mitigate sole quality, obtain premix；
(4) sulphur is added into premix, stirs evenly, carry out sulfidization molding, the sulfidization molding, be injection sulfurization at
Type, temperature are 200 DEG C, and demoulding obtains light wear-resistant rubber soles.
The application method of the light wear-resistant rubber soles, using light wear-resistant rubber soles as indoor or outdoors shoes
Outsole or integral sole.
Embodiment 2
A kind of light wear-resistant rubber soles, are made of raw material from the following weight: natural rubber 36, phenolic resin 23, polyurethane
Resin 21, silane coupling agent 9, bisphenol A diglycidyl ether 5, sulphur 2.5, modified manometer silicon dioxide 1.3, graphene 1.2,
Nano-titanium dioxide 0.8.
The modified manometer silicon dioxide selects partial size for the nano silica of 10 ~ 15nm, is placed in heating kettle,
610 DEG C are heated to the speed of 4.5 DEG C/min, keeps the temperature 25min, citric acid solution is added into nano silica, mixing is equal
It is even, continue to be heated to 740 DEG C, keep the temperature 35min, stops heating, 240 DEG C are cooled to the speed of 2.5 DEG C/min, into heating kettle
It is uniformly added into liquid nitrogen, spontaneous recovery increases the porosity of nano silica, mitigate sole quality, must change to room temperature after standing
Property nano silica.
The citric acid solution, concentration 13g/L, additional amount are the 65% of nano silica weight.
The liquid nitrogen is added 2.5 times that volume is citric acid solution, is slowly added to, and the addition time is 18min.
A kind of preparation method of light wear-resistant rubber soles, comprising the following steps:
(1) phenolic resin and polyurethane resin are mixed, is heated to melting completely, bisphenol A diglycidyl ether is added, heat preservation is true
Sky stirring 25min, vacuum degree are -80kPa, make the abundant scion grafting of raw material, increase material flow and caking property, easy to form, are mentioned
The light resistance and anti-flammability of high sole, avoid frosting, obtain hybrid resin；
(2) natural rubber is heated to melting completely, adds nano-titanium dioxide, stirred 35min in 48r/min, improve day
The wearability and anti ageing property of right rubber, obtain melting natural rubber；
(3) hybrid resin is mixed with melting natural rubber, silane coupling agent is added to be made to mix in 165 DEG C of insulated and stirred 45min
Resin and the melting abundant scion grafting of natural rubber, enhance the wearability and plasticity of sole, and resistance to ag(e)ing is strong, mitigates sole matter
Amount, elasticity are suitable for banishing the feeling of languor, adding modified manometer silicon dioxide and graphene, continue to stir 25min, improve sole
Wearability, mitigate sole quality, obtain premix；
(4) sulphur is added into premix, stirs evenly, carry out sulfidization molding, the sulfidization molding, be injection sulfurization at
Type, temperature are 205 DEG C, and demoulding obtains light wear-resistant rubber soles.
The application method of the light wear-resistant rubber soles, using light wear-resistant rubber soles as indoor or outdoors shoes
Outsole or integral sole.
Embodiment 3
A kind of light wear-resistant rubber soles, are made of raw material from the following weight: natural rubber 37, phenolic resin 24, polyurethane
Resin 22, bisphenol A diglycidyl ether 6, sulphur 3, modified manometer silicon dioxide 1.4, graphene 1.3, is received silane coupling agent 10
Rice titanium dioxide 0.9.
The modified manometer silicon dioxide selects partial size for the nano silica of 10 ~ 15nm, is placed in heating kettle,
650 DEG C are heated to the speed of 5 DEG C/min, 30min is kept the temperature, citric acid solution is added into nano silica, is uniformly mixed,
Continue to be heated to 760 DEG C, keep the temperature 40min, stop heating, be cooled to 260 DEG C with the speed of 3 DEG C/min, uniformly into heating kettle
Liquid nitrogen is added, spontaneous recovery increases the porosity of nano silica, mitigate sole quality, must be modified and receive to room temperature after standing
Rice silica.
The citric acid solution, concentration 14g/L, additional amount are the 67% of nano silica weight.
The liquid nitrogen is added 3 times that volume is citric acid solution, is slowly added to, and the addition time is 20min.
A kind of preparation method of light wear-resistant rubber soles, comprising the following steps:
(1) phenolic resin and polyurethane resin are mixed, is heated to melting completely, bisphenol A diglycidyl ether is added, heat preservation is true
Sky stirring 30min, vacuum degree are -85kPa, make the abundant scion grafting of raw material, increase material flow and caking property, easy to form, are mentioned
The light resistance and anti-flammability of high sole, avoid frosting, obtain hybrid resin；
(2) natural rubber is heated to melting completely, adds nano-titanium dioxide, stirred 40min in 50r/min, improve day
The wearability and anti ageing property of right rubber, obtain melting natural rubber；
(3) hybrid resin is mixed with melting natural rubber, silane coupling agent is added to be made to mix in 170 DEG C of insulated and stirred 50min
Resin and the melting abundant scion grafting of natural rubber, enhance the wearability and plasticity of sole, and resistance to ag(e)ing is strong, mitigates sole matter
Amount, elasticity are suitable for banishing the feeling of languor, adding modified manometer silicon dioxide and graphene, continue to stir 30min, improve sole
Wearability, mitigate sole quality, obtain premix；
(4) sulphur is added into premix, stirs evenly, carry out sulfidization molding, the sulfidization molding, be injection sulfurization at
Type, temperature are 210 DEG C, and demoulding obtains light wear-resistant rubber soles.
The application method of the light wear-resistant rubber soles, using light wear-resistant rubber soles as indoor or outdoors shoes
Outsole or integral sole.
Comparative example 1
Remove phenolic resin, remaining preparation and application, with embodiment 1.
Comparative example 2
Remove polyurethane resin, remaining preparation and application, with embodiment 1.
Comparative example 3
Remove bisphenol A diglycidyl ether, remaining preparation and application, with embodiment 1.
Comparative example 4
Modified manometer silicon dioxide is changed to nano silica, remaining preparation and application, with embodiment 1.
Comparative example 5
Remove graphene, remaining preparation and application, with embodiment 1.
Comparative example 6
Remove nano-titanium dioxide, remaining preparation and application, with embodiment 1.
Comparative example 7
It removes step (2) and (3), the raw material in step (2) and (3) is added in step (1), remaining side of making and using
Method, with embodiment 1.
Comparative example 8
A kind of preparation method of wear-resisting type rubber soles disclosed in existing 108250521 A of patent document CN.
Comparative example 9
Existing 108329697 A of patent document CN discloses a kind of wear-resistant rubber sole and preparation method thereof.
The performance parameter of embodiment and comparative example rubber soles:
Each 10kg of rubber soles of selection example and comparative example respectively, with a thickness of 1cm, using electronic tensile machine according to
ASTMD412 standard test tensile strength (MPa)；(mm is worn away according to GB9867 test DIN using DIN abrasion test machine3), and
Measure impact rebound degree (%), the density (g/cm of each group rubber soles3) and softening temperature (DEG C), embodiment and comparative example rubber
The performance parameter of sole is shown in Table 1.
Table 1: the performance parameter of embodiment and comparative example rubber soles
From table 1 the result shows that, the light wear-resistant rubber soles of embodiment, tensile strength, DIN abrasion, impact rebound degree, density
And softening temperature is all substantially better than comparative example, illustrates light wear-resistant rubber soles light weight provided by the invention, has good
Intensity and wearability.
Claims (8)
1. a kind of light wear-resistant rubber soles, which is characterized in that be made of raw material from the following weight: natural rubber 35 ~ 37, phenol
Urea formaldehyde 22 ~ 24, silane coupling agent 8 ~ 10, bisphenol A diglycidyl ether 4 ~ 6, sulphur 2 ~ 3, is modified polyurethane resin 20 ~ 22
Nano silica 1.2 ~ 1.4, graphene 1.1 ~ 1.3, nano-titanium dioxide 0.7 ~ 0.9.
2. light wear-resistant rubber soles according to claim 1, which is characterized in that the modified manometer silicon dioxide, choosing
The nano silica that partial size is 10 ~ 15nm is selected, is placed in heating kettle, is heated to 580 ~ 650 DEG C with the speed of 4 ~ 5 DEG C/min,
20 ~ 30min is kept the temperature, citric acid solution is added into nano silica, is uniformly mixed, continues to be heated to 720 ~ 760 DEG C, heat preservation
30 ~ 40min stops heating, is cooled to 220 ~ 260 DEG C with the speed of 2 ~ 3 DEG C/min, liquid nitrogen is uniformly added into heating kettle, quiet
Spontaneous recovery is postponed to room temperature, obtains modified manometer silicon dioxide.
3. light wear-resistant rubber soles according to claim 2, which is characterized in that the citric acid solution, concentration be 12 ~
14g/L, additional amount are the 63 ~ 67% of nano silica weight.
4. light wear-resistant rubber soles according to claim 2, which is characterized in that the liquid nitrogen, addition volume are lemon
2 ~ 3 times of acid solution, are slowly added to, and the addition time is 15 ~ 20min.
5. the preparation method of light wear-resistant rubber soles described in a kind of claim 1, which comprises the following steps:
(1) phenolic resin and polyurethane resin are mixed, is heated to melting completely, bisphenol A diglycidyl ether is added, heat preservation is true
Sky 20 ~ 30min of stirring, obtains hybrid resin；
(2) natural rubber is heated to melting completely, adds nano-titanium dioxide, stir 30 ~ 40min in 45 ~ 50r/min,
Natural rubber must be melted；
(3) by hybrid resin with melting natural rubber mix, addition silane coupling agent, in 160 ~ 170 DEG C of insulated and stirreds 40 ~
50min adds modified manometer silicon dioxide and graphene, continues 20 ~ 30min of stirring, obtains premix；
(4) sulphur is added into premix, stirs evenly, carries out sulfidization molding, demoulding obtains light wear-resistant rubber soles.
6. the preparation method of light wear-resistant rubber soles according to claim 5, which is characterized in that the step (1) it is true
Sky, vacuum degree are -75 ~ -85kPa.
7. the preparation method of light wear-resistant rubber soles according to claim 5, which is characterized in that the sulphur of the step (4)
Chemical conversion type forms for injection sulfurization, and temperature is 200 ~ 210 DEG C.
8. a kind of application method of any one of claim 1 ~ 7 light wear-resistant rubber soles, which is characterized in that lightweight is resistance to
Outsole or integral sole of the rubber milling sole as indoor or outdoors shoes.
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| CN110881745A (en) * | 2019-12-13 | 2020-03-17 | 界首市盛泽鞋业有限公司 | Preparation method of shock-absorbing deodorant insole |
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| CN103483634A (en) * | 2013-10-11 | 2014-01-01 | 昆山纯柏精密五金有限公司 | Antiskid rubber shoe sole material |
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Application publication date: 20190510 |