CN106947125B - Labor protection shoes outsole rubber compound and preparation method thereof resistant to chemical etching - Google Patents
Labor protection shoes outsole rubber compound and preparation method thereof resistant to chemical etching Download PDFInfo
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- CN106947125B CN106947125B CN201710293190.4A CN201710293190A CN106947125B CN 106947125 B CN106947125 B CN 106947125B CN 201710293190 A CN201710293190 A CN 201710293190A CN 106947125 B CN106947125 B CN 106947125B
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- 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
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- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B13/00—Soles; Sole-and-heel integral units
- A43B13/02—Soles; Sole-and-heel integral units characterised by the material
- A43B13/04—Plastics, rubber or vulcanised fibre
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- 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
- C08K2201/011—Nanostructured additives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- 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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Abstract
Labor protection shoes provided by the invention outsole rubber compound resistant to chemical etching, rubber compound raw material include following components by weight：No. 3 62~68 parts of import smoke sheet rubbers, 32~38 parts of neoprene, 12~16 parts of ethylene propylene diene rubber, 6~8 parts of coumarone indene resin, 8~12 parts of Petropols, 3~6 parts of stearic acid, 3~5 parts of nano zine oxide, 3~4 parts of magnesia, 1~2 part of sulphur, 1.2~2.5 parts of accelerating agent, 3~4.5 parts of anti-aging agent, 20~25 parts of modified meerschaum powder, 0.8~1.2 part of peptizer.Making No. 3 import smoke sheet rubbers as main component in the present invention has good chemical reagent-resistant performance, neoprene has good acid and alkali-resistance, chemical reagent-resistant performance, using import smoke sheet rubber, neoprene as main component, and it is added to modified meerschaum powder and ethylene propylene diene rubber with excellent acid and alkali-resistance, resistance to chemical corrosion, the chemical resistance of rubber compound can be further enhanced under the synergistic effect of each component.
Description
Technical field
The present invention relates to a kind of rubber compounds, and in particular to a kind of Labor protection shoes outsole rubber compound resistant to chemical etching and its system
Preparation Method.
Background technology
With the development of economy and society, the safety and labour protection consciousness of country and company manager and field operation worker
And protection has unprecedented raising；And the industries such as chemical industry, pharmacy work because of its particularity in these industries
Personnel often need to contact many chemical reagent, and in order to ensure safety, the staff of these industries is required to dress and meets operation
The labour protection articles for use of environmental requirement, wherein Labor protection shoes are just necessary protective articles.Satisfactory Labor protection shoes are produced, in addition to
It is required that common wears other than function, also it is strict with and has acid and alkali-resistance chemically corrosive nature.Existing major part is common
The sole of Labor protection shoes is easy to be corroded after contacting chemical reagent, to lose the effect of protection, causes the Labor protection shoes service life general
It is shorter；There are larger security risks for staff for such Labor protection shoes.
Therefore, it for the above deficiency, needs to be improved traditional Labor protection shoes outsole rubber compound, enhances Labor protection shoes sole
Chemical resistance, resistance to acid and alkali extends the service life of Labor protection shoes, Labor protection shoes made to disclosure satisfy that the requirement of use environment.
Invention content
In view of this, the present invention provides and a kind of having the performances such as excellent chemical resistance, resistance to acid and alkali, resistance to ag(e)ing
Labor protection shoes outsole rubber compound resistant to chemical etching, and provide a kind of preparation method of simple and effective.
Labor protection shoes provided by the invention outsole rubber compound resistant to chemical etching, rubber compound raw material include following by weight
Component：No. 3 62~68 parts of import smoke sheet rubbers, 32~38 parts of neoprene, 12~16 parts of ethylene propylene diene rubber, coumarone indene resin 6
~8 parts, 8~12 parts of Petropols, 3~6 parts of stearic acid, 2~5 parts of nano zine oxide, 2~3 parts of magnesia, 1~2 part of sulphur,
1.2~2.5 parts of accelerating agent, 3~4.5 parts of anti-aging agent, 20~25 parts of modified meerschaum powder, 0.8~1.2 part of peptizer；
Further, rubber compound raw material includes following components by weight：No. 3 65 parts of import smoke sheet rubbers, 35 parts of neoprene,
15 parts of ethylene propylene diene rubber, 7 parts of coumarone indene resin, 10 parts of Petropols, 4 parts of stearic acid, 4 parts of nano zine oxide, magnesia 2.5
Part, 1.5 parts of sulphur, 2 parts of accelerating agent, 3.6 parts of anti-aging agent, 23 parts of modified meerschaum powder, 1 part of peptizer；
Further, the accelerating agent be accelerant N a-22 and accelerator TBSI mixture, the accelerant N a-22 with
The weight ratio of accelerator TBSI is 2:3；
Further, the anti-aging agent is the mixture of antioxidant NBC and anti-aging agent RD, the antioxidant NBC and anti-aging agent
The weight ratio of RD is 1:2；
Further, the modified meerschaum powder is surface through silane coupler modified sepiolite powder.
Invention additionally discloses a kind of Labor protection shoes preparation methods of outsole rubber compound resistant to chemical etching, including walk as follows
Suddenly：
(1) peptizer masterbatch is prepared：It takes and mixes system with No. 3 import smoke sheet rubbers and peptizer of peptizer identical weight part
At peptizer masterbatch；
(2) glue is broken：Neoprene, ethylene propylene diene rubber, remaining No. 3 import smoke sheet rubbers are cut into small pieces by weight
Afterwards, it puts into rubber breaker respectively and is broken into collodion silk；
(3) it plasticates：Use thin logical method of plasticating that No. 3 import smoke sheet rubber collodion silks are put into roll spacing as 0.5mm hereinafter, roller temperature is 40
DEG C~50 DEG C of open mill in, through the Bao Tonghou that plasticates, discharge simultaneously cooling, will be 5mm~8mm's through cooling sizing material input roll spacing
Packet roller is plasticated in open mill, and neoprene collodion silk, ethylene propylene diene rubber collodion silk, peptizer masterbatch is added, through processing
The film after closing refining is made, then will close the film input roll spacing after refining be plasticate again in 0.5mm open mills below it is thin logical,
The input roll spacing of the sizing material for the Bao Tonghou that plasticates again is plasticated for packet roller in the open mill of 5mm~8mm finally, waits for that sizing material is smooth
Afterwards, lower detection sample and sizing material is broken into film, place 8 hours or more, broken-down rubber is made, for use；
(4) dispensing：Magnesia, stearic acid, accelerating agent, anti-aging agent are uniformly mixed by weight, mixture I is made；It will
Coumarone indene resin, Petropols are mixed to prepare mixture II, for use；
(5) it is kneaded：It puts into the broken-down rubber prepared in step (3) in mixer, after the 30~50s that plasticates, step (4) is added
Then sepiolite powder, nano zine oxide and the pressure refining 60s of mixture II is added in mixture I obtained pressure refining 30s, finally turn refining 3 again
After~5min, in discharge to open mill, dump temperature is 70~80 DEG C, and sulphur is finally added into open mill carries out heat refining, under
Sample is detected, rubber compound is made；
Further, in step (3), No. 3 import smoke sheet rubber films are put into open mill, are plasticated thin 5~7 times logical；It will close
It plasticates again in film input open mill after refining thin 3~5 times logical.
Beneficial effects of the present invention：The present invention provides determining rubber compound component, each component all has excellent performance,
And also there is mutually synergistic effect between component, and the proportioning between each component is reasonable, and final rubber compound obtained has excellent
Good chemical resistance, wearability, oil resistivity, resistance to ag(e)ing etc. can be used as labour protection footwear bottom material, need to grow for chemical industry etc.
Phase contacts the industry of chemical reagent；Making No. 3 import smoke sheet rubbers as main component in the present invention has good chemical-resistant resistance
Performance, plasticity, wearability, and neoprene has good oil resistant, acid and alkali-resistance, chemical reagent-resistant performance, with import smoked sheet
Glue, neoprene are main component, and are added to excellent acid and alkali-resistance, the modified meerschaum powder of resistance to chemical corrosion and resistance to
The ethylene propylene diene rubber of chemical attack can further enhance the resistant to chemical etching of rubber compound under the synergistic effect of raw material components
Property, and sepiolite powder good dispersion in rubber, it is at low cost, also have the effect of reinforcement；Ethylene propylene diene rubber can also cooperate with
Anti-aging agent improves the ageing-resistant performance of rubber compound together；Coumarone indene resin, Petropols, stearic acid can be with the good phases of rubber
Capacitive, and the effect for playing and being plasticized and softening can be cooperateed with；Coumarone indene resin, Petropols can also cooperate with other additives one
With the effect for playing reinforcement；Petropols also have the characteristic of chemicals-resistant, for improving the chemical resistance of rubber compound
With active influence.It also added peptizer in the present invention, the plasticity of rubber plastic steelmaking can be improved and efficiency of plasticating, shorten modeling
It refines the time, it is energy saving and improve labor productivity.
Specific implementation mode
The present invention is described further With reference to embodiment：
The Labor protection shoes of the present embodiment outsole rubber compound resistant to chemical etching, rubber compound raw material includes with the following group by weight
Point：No. 3 62~68 parts of import smoke sheet rubbers, 32~38 parts of neoprene, 12~16 parts of ethylene propylene diene rubber, coumarone indene resin 6~8
Part, promotes 8~12 parts of Petropols, 3~6 parts of stearic acid, 3~5 parts of nano zine oxide, 3~4 parts of magnesia, 1~2 part of sulphur
1.2~2.5 parts of agent, 3~4.5 parts of anti-aging agent, 20~25 parts of modified meerschaum powder, 0.8~1.2 part of peptizer；In the present embodiment
Determining rubber compound component is provided, each component all has excellent performance, and also has mutually synergistic effect between component,
In addition to determining component, the present embodiment also provides proportion relation between determining component, avoids the excessive or very few shadow because of component
Ring the synergistic effect between the performance and component of component property, final obtained rubber compound has excellent chemical resistance, resistance to
Mill property, oil resistivity, resistance to ag(e)ing etc., can be used as labour protection footwear bottom material, the row of Long Term Contact chemical reagent are needed for chemical industry etc.
Industry；Make No. 3 import smoke sheet rubbers as main component in the present embodiment with good chemical resistance, plasticity, wear-resisting
Property, and neoprene has good oil resistant, acid and alkali-resistance, chemical reagent-resistant performance, is main with import smoke sheet rubber, neoprene
Ingredient, and be added to excellent acid and alkali-resistance, the modified meerschaum powder of resistance to chemical corrosion and ternary second resistant to chemical etching
Third rubber can further enhance the chemical resistance of rubber compound, and sepiolite powder under the synergistic effect of raw material components
The good dispersion in rubber, it is at low cost, also have the effect of reinforcement；It is mixed that ethylene propylene diene rubber can also cooperate with anti-aging agent to improve together
The ageing-resistant performance of refining glue；Coumarone indene resin, Petropols, stearic acid and can be assisted with the good compatibility of rubber
With the effect for playing plasticising and softening；Coumarone indene resin, Petropols can also cooperate with other additives to play the work of reinforcement together
With；Also the characteristic with chemicals-resistant, the chemical resistance for improving rubber compound also have active influence to Petropols.
Peptizer is also added, the plasticity of rubber plastic steelmaking can be improved and is plasticated efficiency, shortening is plasticated the time, energy saving and improve labor
Dynamic production efficiency.
In the present embodiment, rubber compound raw material includes following components by weight：No. 3 65 parts of import smoke sheet rubbers, neoprenes
35 parts, 15 parts of ethylene propylene diene rubber, 7 parts of coumarone indene resin, 10 parts of Petropols, 4 parts of stearic acid, 4 parts of nano zine oxide, oxidation
3.5 parts of magnesium, 1.5 parts of sulphur, 2 parts of accelerating agent, 3.6 parts of anti-aging agent, 23 parts of modified meerschaum powder, 1 part of peptizer.
In the present embodiment, the ethylene propylene diene rubber is the copolymer of ethylene, propylene and a small amount of non-conjugated diene hydrocarbon.
In the present embodiment, the accelerating agent is accelerant N a-22 (2- mercaptos imidazoline) and accelerator TBSI (the tertiary fourths of N-
Bis- (2-[4-morpholinodithio) sulfenamides of base -) mixture, the weight ratio of the accelerant N a-22 and accelerator TBSI is 2:
3；Accelerant N a-22 and accelerator TBSI are selected, is easily disperseed in rubber, the promotion to the vulcanization of rubber can be preferably played and make
With.
In the present embodiment, the anti-aging agent is antioxidant NBC (N, N- nickel dibutyl dithiocarbamate) and anti-aging agent
The mixture of RD (2,2,4- trimethyl -1,2- dichloride quinoline polymer), the weight ratio of the antioxidant NBC and anti-aging agent RD
It is 1:2；The stability of antioxidant NBC and anti-aging agent RD is good, good with the compatibility of rubber, can preferably play a role, and improves mixed
The ageing-resistant performance of refining glue.
In the present embodiment, the peptizer is common peptizer SJ-103, is a kind of chemical peptizer of thiophenols, is fitted
For natural rubber, synthetic rubber is plasticated.The plasticity of rubber plastic steelmaking can be improved using peptizer and efficiency of plasticating, can shorten
It plasticates time one third or so, it is energy saving and improve labor productivity.
In the present embodiment, the modified meerschaum powder is surface through silane coupler modified sepiolite powder；Can specifically it add
The silane coupling agent of 1% weight of sepiolite powder is added to be surface-treated sepiolite powder, amino silane may be selected in silane coupling agent
Or vinyl silanes, after surface treated, the compatibility of its sepiolite powder and rubber can be improved, and improve its reinforcing property.
The present embodiment discloses a kind of system for Labor protection shoes described in claim 1 outsole rubber compound resistant to chemical etching
Preparation Method includes the following steps：
(1) peptizer masterbatch is prepared：It takes and mixes system with No. 3 import smoke sheet rubbers and peptizer of peptizer identical weight part
At peptizer masterbatch；
(2) glue is broken：Neoprene, ethylene propylene diene rubber, remaining No. 3 import smoke sheet rubbers are cut into small pieces by weight
Afterwards, it puts into rubber breaker respectively and is broken into collodion silk；
(3) it plasticates：Use thin logical method of plasticating that No. 3 import smoke sheet rubber collodion silks are put into roll spacing as 0.5mm hereinafter, roller temperature is 40
DEG C~50 DEG C of open mill in, through the Bao Tonghou that plasticates, discharge simultaneously cooling, will be 5mm~8mm's through cooling sizing material input roll spacing
Packet roller is plasticated in open mill, and neoprene collodion silk, ethylene propylene diene rubber collodion silk, peptizer masterbatch is added, through processing
The film after closing refining is made, then will close the film input roll spacing after refining be plasticate again in 0.5mm open mills below it is thin logical,
The input roll spacing of the sizing material for the Bao Tonghou that plasticates again is plasticated for packet roller in the open mill of 5mm~8mm finally, waits for that sizing material is smooth
Afterwards, lower detection sample and sizing material is broken into film, place 8 hours or more, broken-down rubber is made, for use；Using plasticity machine to plasticating
Glue sample is detected, and plasticity of plasticating (Wei Shi plasticitys) detection of broken-down rubber should be between 0.42~0.50；
(4) dispensing：Magnesia, stearic acid, accelerating agent, anti-aging agent are uniformly mixed by weight, mixture I is made；It will
Coumarone indene resin, Petropols are mixed to prepare mixture II, for use；
(5) it is kneaded：It puts into the broken-down rubber prepared in step (3) in mixer, after the 30~50s that plasticates, step (4) is added
Then sepiolite powder, nano zine oxide and the pressure refining 60s of mixture II is added in mixture I obtained pressure refining 30s, finally turn refining 3 again
After~5min, in discharge to open mill, dump temperature is 70~80 DEG C, and sulphur is finally added into open mill carries out heat refining, under
Sample is detected, rubber compound is made；Broken-down rubber sample is detected using plasticity machine, (Wei Shi is plastic for the plasticity of plasticating of broken-down rubber
Degree) detection should be between 0.32~0.46；Avoidable incipient scorch and roll banding are prepared by this method, and the mix quality of preparation is steady
It is fixed, function admirable.
In the present embodiment, in step (3), No. 3 import smoke sheet rubber films are put into open mill, are plasticated thin 5~7 times logical；
It will close and plasticate again thin lead to 3~5 times in the film input open mill after refining；It is repeatedly thin logical to make each additive point in rubber compound
It dissipates uniformly, preferably to play a role, improves the stability of compound manufacture quality.
Embodiment one
The Labor protection shoes of the present embodiment outsole rubber compound resistant to chemical etching, rubber compound raw material includes with the following group by weight
Point：No. 3 65 parts of import smoke sheet rubbers, 35 parts of neoprene, 15 parts of ethylene propylene diene rubber, 7 parts of coumarone indene resin, Petropols 10
Part, 4 parts of stearic acid, 4 parts of nano zine oxide, 2.5 parts of magnesia, 1.5 parts of sulphur, 0.8 part of accelerant N a-22, accelerator TBSI
1.2 parts, 1.2 parts of antioxidant NBC, 2.4 parts of anti-aging agent RD, 23 parts of modified meerschaum powder, 1 part of peptizer.
In the present embodiment, the modified meerschaum powder is surface through silane coupler modified sepiolite powder.
The Labor protection shoes of the present embodiment preparation method of outsole rubber compound resistant to chemical etching, includes the following steps：
(1) peptizer masterbatch is prepared：It takes and mixes system with No. 3 import smoke sheet rubbers and peptizer of peptizer identical weight part
At peptizer masterbatch；
(2) glue is broken：Neoprene, ethylene propylene diene rubber, remaining No. 3 import smoke sheet rubbers are cut into small pieces by weight
Afterwards, it puts into rubber breaker respectively and is broken into collodion silk；
(3) it plasticates：Use thin logical method of plasticating that No. 3 import smoke sheet rubber collodion silks are put into roll spacing as 0.5mm hereinafter, roller temperature is 40
DEG C~50 DEG C of open mill in, through plasticate it is thin it is 5~7 times logical after, discharge simultaneously cooling, will be 5mm through cooling sizing material input roll spacing
Packet roller is plasticated in the open mill of~8mm, and neoprene collodion silk, ethylene propylene diene rubber collodion silk, peptizer masterbatch is added, through adding
The film after closing refining is made in work processing, is then to be moulded again in 0.5mm open mills below by the film input roll spacing after refining is closed
It refines logical 3~5 times thin, finally packet roller in open mill that the input roll spacing of the sizing material for the Bao Tonghou that plasticates again is 5mm~8mm is plasticated,
After sizing material is smooth, sizing material is simultaneously broken into film by lower detection sample, place 8 hours or more, broken-down rubber is made, for use；It uses
Plasticity machine is detected broken-down rubber sample, the detection of the plasticity of plasticating (Wei Shi plasticitys) of broken-down rubber should 0.42~0.50 it
Between；
(4) dispensing：Magnesia, stearic acid, accelerating agent, anti-aging agent are uniformly mixed by weight, mixture I is made；It will
Coumarone indene resin, Petropols are mixed to prepare mixture II, for use；
(5) it is kneaded：It puts into the broken-down rubber prepared in step (3) in mixer, after the 30~50s that plasticates, step (4) is added
Then sepiolite powder, nano zine oxide and the pressure refining 60s of mixture II is added in mixture I obtained pressure refining 30s, finally turn refining 3 again
After~5min, in discharge to open mill, dump temperature is 70~80 DEG C, and sulphur is finally added into open mill carries out heat refining, under
Sample is detected, rubber compound is made；Broken-down rubber sample is detected using plasticity machine, (Wei Shi is plastic for the plasticity of plasticating of broken-down rubber
Degree) detection should be between 0.32~0.46.
Performance detection index：
Without the physical mechanical property before chemical reagent immersion treatment：Hardness：55-57, tensile strength：>=15.9MPa, is pulled
Disconnected elongation：>=480%；
After carrying out soak test to rubber compound using chemistry/Chemical Engineering Laboratory general chemical reagent, test hardness stretches by force
The situation of change of degree and elongation at break：
The ingredient of following mixed liquor is mainly：25% isooctane, 42% toluene, 13% diisobutylene, 4% ethyl alcohol, 15%
Methanol, 1% water.
Embodiment two
The Labor protection shoes of the present embodiment outsole rubber compound resistant to chemical etching, rubber compound raw material includes with the following group by weight
Point：No. 3 62 parts of import smoke sheet rubbers, 32 parts of neoprene, 12 parts of ethylene propylene diene rubber, 6 parts of coumarone indene resin, 8 parts of Petropols,
3 parts of stearic acid, 3 parts of nano zine oxide, 3 parts of magnesia, 1 part of sulphur, 0.48 part of accelerant N a-22, accelerator TBSI 0.72
Part, 1 part of antioxidant NBC, 2 parts of anti-aging agent RD, 20 parts of modified meerschaum powder, 0.8 part of peptizer.
In the present embodiment, the modified meerschaum powder is surface through silane coupler modified sepiolite powder.
The Labor protection shoes of the present embodiment preparation method of outsole rubber compound resistant to chemical etching, includes the following steps：
(1) peptizer masterbatch is prepared：It takes and mixes system with No. 3 import smoke sheet rubbers and peptizer of peptizer identical weight part
At peptizer masterbatch；
(2) glue is broken：Neoprene, ethylene propylene diene rubber, remaining No. 3 import smoke sheet rubbers are cut into small pieces by weight
Afterwards, it puts into rubber breaker respectively and is broken into collodion silk；
(3) it plasticates：Use thin logical method of plasticating that No. 3 import smoke sheet rubber collodion silks are put into roll spacing as 0.5mm hereinafter, roller temperature is 40
DEG C~50 DEG C of open mill in, through plasticate it is thin it is 5~7 times logical after, discharge simultaneously cooling, will be 5mm through cooling sizing material input roll spacing
Packet roller is plasticated in the open mill of~8mm, and neoprene collodion silk, ethylene propylene diene rubber collodion silk, peptizer masterbatch is added, through adding
The film after closing refining is made in work processing, is then to be moulded again in 0.5mm open mills below by the film input roll spacing after refining is closed
It refines logical 3~5 times thin, finally packet roller in open mill that the input roll spacing of the sizing material for the Bao Tonghou that plasticates again is 5mm~8mm is plasticated,
After sizing material is smooth, sizing material is simultaneously broken into film by lower detection sample, place 8 hours or more, broken-down rubber is made, for use；It uses
Plasticity machine is detected broken-down rubber sample, the detection of the plasticity of plasticating (Wei Shi plasticitys) of broken-down rubber should 0.42~0.50 it
Between；
(4) dispensing：Magnesia, stearic acid, accelerating agent, anti-aging agent are uniformly mixed by weight, mixture I is made；It will
Coumarone indene resin, Petropols are mixed to prepare mixture II, for use；
(5) it is kneaded：It puts into the broken-down rubber prepared in step (3) in mixer, after the 30~50s that plasticates, step (4) is added
Then sepiolite powder, nano zine oxide and the pressure refining 60s of mixture II is added in mixture I obtained pressure refining 30s, finally turn refining 3 again
After~5min, in discharge to open mill, dump temperature is 70~80 DEG C, and sulphur is finally added into open mill carries out heat refining, under
Sample is detected, rubber compound is made；Broken-down rubber sample is detected using plasticity machine, (Wei Shi is plastic for the plasticity of plasticating of broken-down rubber
Degree) detection should be between 0.32~0.46.
Performance detection index：
Without the physical mechanical property before chemical reagent immersion treatment：Hardness：58-60, tensile strength：>=16.2MPa, is pulled
Disconnected elongation：>=480%；
After carrying out soak test to rubber compound using chemistry/Chemical Engineering Laboratory general chemical reagent, test hardness stretches by force
The situation of change of degree and elongation at break：
The ingredient of following mixed liquor is mainly：25% isooctane, 42% toluene, 13% diisobutylene, 4% ethyl alcohol, 15%
Methanol, 1% water.
Embodiment three
The Labor protection shoes of the present embodiment outsole rubber compound resistant to chemical etching, rubber compound raw material includes with the following group by weight
Point：No. 3 68 parts of import smoke sheet rubbers, 38 parts of neoprene, 16 parts of ethylene propylene diene rubber, 8 parts of coumarone indene resin, Petropols 12
Part, 6 parts of stearic acid, 5 parts of nano zine oxide, 4 parts of magnesia, 2 parts of sulphur, 1 part of accelerant N a-22, accelerator TBSI 1.5
Part, 1.5 parts of antioxidant NBC, 3 parts of anti-aging agent RD, 25 parts of modified meerschaum powder, 1.2 parts of peptizer.
In the present embodiment, the modified meerschaum powder is surface through silane coupler modified sepiolite powder.
The Labor protection shoes of the present embodiment preparation method of outsole rubber compound resistant to chemical etching, includes the following steps：
(1) peptizer masterbatch is prepared：It takes and mixes system with No. 3 import smoke sheet rubbers and peptizer of peptizer identical weight part
At peptizer masterbatch；
(2) glue is broken：Neoprene, ethylene propylene diene rubber, remaining No. 3 import smoke sheet rubbers are cut into small pieces by weight
Afterwards, it puts into rubber breaker respectively and is broken into collodion silk；
(3) it plasticates：Use thin logical method of plasticating that No. 3 import smoke sheet rubber collodion silks are put into roll spacing as 0.5mm hereinafter, roller temperature is 40
DEG C~50 DEG C of open mill in, through plasticate it is thin it is 5~7 times logical after, discharge simultaneously cooling, will be 5mm through cooling sizing material input roll spacing
Packet roller is plasticated in the open mill of~8mm, and neoprene collodion silk, ethylene propylene diene rubber collodion silk, peptizer masterbatch is added, through adding
The film after closing refining is made in work processing, is then to be moulded again in 0.5mm open mills below by the film input roll spacing after refining is closed
It refines logical 3~5 times thin, finally packet roller in open mill that the input roll spacing of the sizing material for the Bao Tonghou that plasticates again is 5mm~8mm is plasticated,
After sizing material is smooth, sizing material is simultaneously broken into film by lower detection sample, place 8 hours or more, broken-down rubber is made, for use；It uses
Plasticity machine is detected broken-down rubber sample, the detection of the plasticity of plasticating (Wei Shi plasticitys) of broken-down rubber should 0.42~0.50 it
Between；
(4) dispensing：Magnesia, stearic acid, accelerating agent, anti-aging agent are uniformly mixed by weight, mixture I is made；It will
Coumarone indene resin, Petropols are mixed to prepare mixture II, for use；
(5) it is kneaded：It puts into the broken-down rubber prepared in step (3) in mixer, after the 30~50s that plasticates, step (4) is added
Then sepiolite powder, nano zine oxide and the pressure refining 60s of mixture II is added in mixture I obtained pressure refining 30s, finally turn refining 3 again
After~5min, in discharge to open mill, dump temperature is 70~80 DEG C, and sulphur is finally added into open mill carries out heat refining, under
Sample is detected, rubber compound is made；Broken-down rubber sample is detected using plasticity machine, (Wei Shi is plastic for the plasticity of plasticating of broken-down rubber
Degree) detection should be between 0.32~0.46.
Performance detection index：
Without the physical mechanical property before chemical reagent immersion treatment：Hardness：58-62, tensile strength：>=16.5MPa, is pulled
Disconnected elongation：>=480%；
After carrying out soak test to rubber compound using chemistry/Chemical Engineering Laboratory general chemical reagent, test hardness stretches by force
The situation of change of degree and elongation at break：
The ingredient of following mixed liquor is mainly：25% isooctane, 42% toluene, 13% diisobutylene, 4% ethyl alcohol, 15%
Methanol, 1% water.
Example IV
The Labor protection shoes of the present embodiment outsole rubber compound resistant to chemical etching, rubber compound raw material includes with the following group by weight
Point：No. 3 62 parts of import smoke sheet rubbers, 32 parts of neoprene, 16 parts of ethylene propylene diene rubber, 8 parts of coumarone indene resin, 8 parts of Petropols,
5 parts of stearic acid, 4 parts of nano zine oxide, 3.5 parts of magnesia, 2 parts of sulphur, 1 part of accelerant N a-22,1.5 parts of accelerator TBSI,
1.2 parts of antioxidant NBC, 2.4 parts of anti-aging agent RD, 25 parts of modified meerschaum powder, 0.8 part of peptizer.
In the present embodiment, the modified meerschaum powder is surface through silane coupler modified sepiolite powder.
The Labor protection shoes of the present embodiment preparation method of outsole rubber compound resistant to chemical etching, includes the following steps：
(1) peptizer masterbatch is prepared：It takes and mixes system with No. 3 import smoke sheet rubbers and peptizer of peptizer identical weight part
At peptizer masterbatch；
(2) glue is broken：Neoprene, ethylene propylene diene rubber, remaining No. 3 import smoke sheet rubbers are cut into small pieces by weight
Afterwards, it puts into rubber breaker respectively and is broken into collodion silk；
(3) it plasticates：Use thin logical method of plasticating that No. 3 import smoke sheet rubber collodion silks are put into roll spacing as 0.5mm hereinafter, roller temperature is 40
DEG C~50 DEG C of open mill in, through plasticate it is thin it is 5~7 times logical after, discharge simultaneously cooling, will be 5mm through cooling sizing material input roll spacing
Packet roller is plasticated in the open mill of~8mm, and neoprene collodion silk, ethylene propylene diene rubber collodion silk, peptizer masterbatch is added, through adding
The film after closing refining is made in work processing, is then to be moulded again in 0.5mm open mills below by the film input roll spacing after refining is closed
It refines logical 3~5 times thin, finally packet roller in open mill that the input roll spacing of the sizing material for the Bao Tonghou that plasticates again is 5mm~8mm is plasticated,
After sizing material is smooth, sizing material is simultaneously broken into film by lower detection sample, place 8 hours or more, broken-down rubber is made, for use；It uses
Plasticity machine is detected broken-down rubber sample, the detection of the plasticity of plasticating (Wei Shi plasticitys) of broken-down rubber should 0.42~0.50 it
Between；
(4) dispensing：Magnesia, stearic acid, accelerating agent, anti-aging agent are uniformly mixed by weight, mixture I is made；It will
Coumarone indene resin, Petropols are mixed to prepare mixture II, for use；
(5) it is kneaded：It puts into the broken-down rubber prepared in step (3) in mixer, after the 30~50s that plasticates, step (4) is added
Then sepiolite powder, nano zine oxide and the pressure refining 60s of mixture II is added in mixture I obtained pressure refining 30s, finally turn refining 3 again
After~5min, in discharge to open mill, dump temperature is 70~80 DEG C, and sulphur is finally added into open mill carries out heat refining, under
Sample is detected, rubber compound is made；Broken-down rubber sample is detected using plasticity machine, (Wei Shi is plastic for the plasticity of plasticating of broken-down rubber
Degree) detection should be between 0.32~0.46.
Performance detection index：
Without the physical mechanical property before chemical reagent immersion treatment：Hardness：55-60, tensile strength：>=16.1MPa, is pulled
Disconnected elongation：>=480%；
After carrying out soak test to rubber compound using chemistry/Chemical Engineering Laboratory general chemical reagent, test hardness stretches by force
The situation of change of degree and elongation at break：
The ingredient of following mixed liquor is mainly：25% isooctane, 42% toluene, 13% diisobutylene, 4% ethyl alcohol, 15%
Methanol, 1% water.
Embodiment five
The Labor protection shoes of the present embodiment outsole rubber compound resistant to chemical etching, rubber compound raw material includes with the following group by weight
Point：No. 3 68 parts of import smoke sheet rubbers, 32 parts of neoprene, 12 parts of ethylene propylene diene rubber, 6 parts of coumarone indene resin, Petropols 12
Part, 6 parts of stearic acid, 3 parts of nano zine oxide, 4 parts of magnesia, 2 parts of sulphur, 1 part of accelerant N a-22, accelerator TBSI 1.5
Part, 1.5 parts of antioxidant NBC, 3 parts of anti-aging agent RD, 25 parts of modified meerschaum powder, 1.2 parts of peptizer.
In the present embodiment, the modified meerschaum powder is surface through silane coupler modified sepiolite powder.
The Labor protection shoes of the present embodiment preparation method of outsole rubber compound resistant to chemical etching, includes the following steps：
(1) peptizer masterbatch is prepared：It takes and mixes system with No. 3 import smoke sheet rubbers and peptizer of peptizer identical weight part
At peptizer masterbatch；
(2) glue is broken：Neoprene, ethylene propylene diene rubber, remaining No. 3 import smoke sheet rubbers are cut into small pieces by weight
Afterwards, it puts into rubber breaker respectively and is broken into collodion silk；
(3) it plasticates：Use thin logical method of plasticating that No. 3 import smoke sheet rubber collodion silks are put into roll spacing as 0.5mm hereinafter, roller temperature is 40
DEG C~50 DEG C of open mill in, through plasticate it is thin it is 5~7 times logical after, discharge simultaneously cooling, will be 5mm through cooling sizing material input roll spacing
Packet roller is plasticated in the open mill of~8mm, and neoprene collodion silk, ethylene propylene diene rubber collodion silk, peptizer masterbatch is added, through adding
The film after closing refining is made in work processing, is then to be moulded again in 0.5mm open mills below by the film input roll spacing after refining is closed
It refines logical 3~5 times thin, finally packet roller in open mill that the input roll spacing of the sizing material for the Bao Tonghou that plasticates again is 5mm~8mm is plasticated,
After sizing material is smooth, sizing material is simultaneously broken into film by lower detection sample, place 8 hours or more, broken-down rubber is made, for use；It uses
Plasticity machine is detected broken-down rubber sample, the detection of the plasticity of plasticating (Wei Shi plasticitys) of broken-down rubber should 0.42~0.50 it
Between；
(4) dispensing：Magnesia, stearic acid, accelerating agent, anti-aging agent are uniformly mixed by weight, mixture I is made；It will
Coumarone indene resin, Petropols are mixed to prepare mixture II, for use；
(5) it is kneaded：It puts into the broken-down rubber prepared in step (3) in mixer, after the 30~50s that plasticates, step (4) is added
Then sepiolite powder, nano zine oxide and the pressure refining 60s of mixture II is added in mixture I obtained pressure refining 30s, finally turn refining 3 again
After~5min, in discharge to open mill, dump temperature is 70~80 DEG C, and sulphur is finally added into open mill carries out heat refining, under
Sample is detected, rubber compound is made；Broken-down rubber sample is detected using plasticity machine, (Wei Shi is plastic for the plasticity of plasticating of broken-down rubber
Degree) detection should be between 0.32~0.46.
Performance detection index：
Without the physical mechanical property before chemical reagent immersion treatment：Hardness：55-60, tensile strength：>=16.1MPa, is pulled
Disconnected elongation：>=480%；
After carrying out soak test to rubber compound using chemistry/Chemical Engineering Laboratory general chemical reagent, test hardness stretches by force
The situation of change of degree and elongation at break：
The ingredient of following mixed liquor is mainly：25% isooctane, 42% toluene, 13% diisobutylene, 4% ethyl alcohol, 15%
Methanol, 1% water.
From These parameters as can be seen that this glue stuff compounding rubber strength is high, extend, overall target is preferable.It is resistance to meeting
On the basis of chemical reagent corrosion, the variation of compound physical mechanical performance is small, disclosure satisfy that the requirement using particular surroundings.
And the variation of hardness, tensile strength and elongation at break of the sizing material after chemical agent impregnates and weight change while all
It is smaller, also illustrate that sizing material acid and alkali-resistance, resist chemical effect are preferable, on the basis of meeting acid and alkali-resistance, can effectively support
The severe use condition of imperial workplace.The Labor protection shoes finished product service life that the sizing material makes was up to 8 months or more, in same item
It is longer than ordinary commercial products service life under part.
Finally illustrate, the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although with reference to compared with
Good embodiment describes the invention in detail, it will be understood by those of ordinary skill in the art that, it can be to the skill of the present invention
Art scheme is modified or replaced equivalently, and without departing from the objective and range of technical solution of the present invention, should all be covered at this
In the right of invention.
Claims (3)
1. a kind of Labor protection shoes outsole rubber compound resistant to chemical etching, it is characterised in that：Rubber compound raw material include by weight with
Lower component：No. 3 62~68 parts of import smoke sheet rubbers, 32~38 parts of neoprene, 12~16 parts of ethylene propylene diene rubber, coumarone
6~8 parts of resin, 8~12 parts of Petropols, 3~6 parts of stearic acid, 3~5 parts of nano zine oxide, 3~4 parts of magnesia, sulphur
1~2 part of sulphur, 1.2~2.5 parts of accelerating agent, 3~4.5 parts of anti-aging agent, 20~25 parts of modified meerschaum powder, peptizer 0.8~
1.2 part；
The accelerating agent is the mixture of accelerant N a-22 and accelerator TBSI, the accelerant N a-22 and accelerator TBSI
Weight ratio is 2:3；
The anti-aging agent is the mixture of antioxidant NBC and anti-aging agent RD, the weight ratio of the antioxidant NBC and anti-aging agent RD
It is 1:2；
The modified meerschaum powder is surface through silane coupler modified sepiolite powder.
2. a kind of being used for the Labor protection shoes described in claim 1 preparation method of outsole rubber compound resistant to chemical etching, feature
It is：Include the following steps：
（1）Prepare peptizer masterbatch：No. 3 import smoke sheet rubbers and peptizer with peptizer identical weight part are taken to be mixed and made into modeling
Solve agent masterbatch；
（2）Broken glue：After neoprene, ethylene propylene diene rubber, remaining No. 3 import smoke sheet rubbers are cut into small pieces by weight, point
Collodion silk Tou Ru not be broken into rubber breaker；
（3）It plasticates：Use thin logical method of plasticating that No. 3 import smoke sheet rubber collodion silks are put into roll spacing as 0.5mm hereinafter, roller temperature is 40 DEG C
It in~50 DEG C of open mill, through the Bao Tonghou that plasticates, discharges and cooling, will be 5mm~8mm's through cooling sizing material input roll spacing
Packet roller is plasticated in open mill, and neoprene collodion silk, ethylene propylene diene rubber collodion silk, peptizer masterbatch is added, through processing
The film after conjunction refining is made, it is thin to plasticate again in 0.5mm open mills below then will to close the film input roll spacing after refining
It is logical, the input roll spacing of the sizing material for the Bao Tonghou that plasticates again is plasticated for packet roller in the open mill of 5mm~8mm finally, waits for that sizing material is smooth
After smooth, sizing material is simultaneously broken into film by lower detection sample, place 8 hours or more, broken-down rubber is made, for use；
（4）Dispensing：Magnesia, stearic acid, accelerating agent, anti-aging agent are uniformly mixed by weight, mixture I is made；By ancient horse
Grand resin, Petropols are mixed to prepare mixture II, for use；
（5）It is kneaded：Step is put into mixer（3）After the 30~50s that plasticates, step is added in the broken-down rubber of middle preparation（4）It is made
The pressure refining 30s of mixture I, modified meerschaum powder, nano zine oxide and the pressure refining 60s of mixture II is then added, finally turns refining 3 again
After~5min, in discharge to open mill, dump temperature is 70~80 DEG C, and sulphur is finally added into open mill carries out heat refining, under
Sample is detected, rubber compound is made.
3. the Labor protection shoes according to claim 2 preparation method of outsole rubber compound resistant to chemical etching, it is characterised in that：
Step（3）In, No. 3 import smoke sheet rubber collodion silks are put into open mill, are plasticated thin 5~7 times logical；The film input after refining will be closed to open
It plasticates again in mill thin 3~5 times logical.
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| CN109111661A (en) * | 2018-07-31 | 2019-01-01 | 际华三五三九制鞋有限公司 | Big bottom material of job that requires special skills protective footwear and preparation method thereof |
| CN114031826A (en) * | 2021-12-10 | 2022-02-11 | 福建师范大学泉港石化研究院 | Wear-resistant antistatic nitrile rubber material and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104939430A (en) * | 2015-06-05 | 2015-09-30 | 际华三五三九制鞋有限公司 | Wear-resistant insulating shoe |
| CN105440371A (en) * | 2015-12-14 | 2016-03-30 | 桐乡市亿源鞋业有限公司 | Anti-oil sole material |
| CN105524317A (en) * | 2016-01-20 | 2016-04-27 | 苏州市景荣科技有限公司 | SBR (Styrene butadiene rubber) composite pole material with fracture resistance and flame resistance and preparation method thereof |
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2017
- 2017-04-28 CN CN201710293190.4A patent/CN106947125B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104939430A (en) * | 2015-06-05 | 2015-09-30 | 际华三五三九制鞋有限公司 | Wear-resistant insulating shoe |
| CN105440371A (en) * | 2015-12-14 | 2016-03-30 | 桐乡市亿源鞋业有限公司 | Anti-oil sole material |
| CN105524317A (en) * | 2016-01-20 | 2016-04-27 | 苏州市景荣科技有限公司 | SBR (Styrene butadiene rubber) composite pole material with fracture resistance and flame resistance and preparation method thereof |
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