CN111057282A - Environment-friendly roller glue and production process thereof - Google Patents
Environment-friendly roller glue and production process thereof Download PDFInfo
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- CN111057282A CN111057282A CN201911388352.8A CN201911388352A CN111057282A CN 111057282 A CN111057282 A CN 111057282A CN 201911388352 A CN201911388352 A CN 201911388352A CN 111057282 A CN111057282 A CN 111057282A
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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
- C08L21/00—Compositions of unspecified rubbers
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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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
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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
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- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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Abstract
The invention relates to the field of environment-friendly roll glue, and provides environment-friendly roll glue and a preparation method thereof, which are used for improving the quality of the roll glue. The invention provides environment-friendly roll glue which comprises 90-110 parts by mass of environment-friendly rubber, 3-10 parts by mass of environment-friendly zinc oxide, 0.5-2 parts by mass of stearic acid, 0.5-2 parts by mass of environment-friendly anti-aging agent, 25-35 parts by mass of environment-friendly oil, 25-35 parts by mass of white carbon black, 1-2 parts by mass of sulfur and 1-5 parts by mass of accelerator. The product has fine texture and good elasticity; the wear resistance is improved, and the reprocessing performance is good; the aging resistance, ozone resistance and acid and alkali resistance are obviously improved.
Description
Technical Field
The invention relates to the field of environment-friendly roll glue, in particular to environment-friendly roll glue and a production process thereof.
Background
The environmental protection rubber roll kind is many, for example environmental protection water roller glue, the ink roller of environmental protection glues, and the special china ink of UV of environmental protection glues, and the special glue of UV of environmental protection all detects through the standard for the rubber of printing industry.
The environment-friendly glue is produced and manufactured by material selection, strict process and special environment-friendly equipment. The rubber is selected from environment-friendly rubber, the raw material auxiliaries are selected from environment-friendly and nontoxic, and then the rubber is produced and manufactured by a professional production process and a professional production environment-friendly production line so as to ensure environmental protection and no pollution.
The environment-friendly rubber roller is a trend of development of the rubber roller industry in the future, and how to produce the environment-friendly rubber roller which can be directly contacted by people, particularly infants, is a technical problem to be solved urgently.
Disclosure of Invention
The invention provides environment-friendly roll glue and a production process thereof, aiming at solving the technical problem of improving the quality of the roll glue.
In order to solve the technical problems, the technical scheme provided by the invention is as follows:
an environment-friendly roll rubber comprises 90-110 parts by mass of environment-friendly rubber, 3-10 parts by mass of environment-friendly zinc oxide, 0.5-2 parts by mass of stearic acid, 0.5-2 parts by mass of environment-friendly anti-aging agent, 25-35 parts by mass of environment-friendly oil, 25-35 parts by mass of white carbon black, 1-2 parts by mass of sulfur and 1-5 parts by mass of accelerator.
The environment-friendly roller glue has the advantages that the environment-friendly material is matched, so that the performance of the environment-friendly roller glue is improved.
The product has fine texture and good elasticity; the wear resistance is improved, and the reprocessing performance is good; the aging resistance, ozone resistance and acid and alkali resistance are obviously improved.
Preferably, the environment-friendly rubber comprises, by mass, 100-110 parts of environment-friendly rubber, 5-10 parts of environment-friendly zinc oxide, 1-2 parts of stearic acid, 1-2 parts of environment-friendly anti-aging agent, 30-35 parts of environment-friendly oil, 30-35 parts of white carbon black, 1.2-2 parts of sulfur and 3-5 parts of accelerator.
Preferably, 100 parts by mass of environment-friendly rubber, 5 parts by mass of environment-friendly zinc oxide, 1 part by mass of stearic acid, 1 part by mass of environment-friendly anti-aging agent, 30 parts by mass of environment-friendly oil, 30 parts by mass of white carbon black, 1.2 parts by mass of sulfur and 3 parts by mass of accelerator.
Preferably, the environment-friendly zinc oxide is 3-10 parts by mass of modified environment-friendly zinc oxide, and the preparation method of the modified zinc oxide comprises the following steps:
s31, taking 2-5 parts by mass of environment-friendly zinc oxide, 0.5-2 parts by mass of nano titanium dioxide and 0.2-1 part by mass of graphene;
s32, dispersing graphene into 1000 parts by mass of deionized water, and centrifuging to obtain a graphene dispersion liquid; adding the environment-friendly zinc oxide into the graphene dispersion liquid, uniformly mixing, performing ultrasonic treatment for 30min, dropwise adding 10 parts by mass of ammonia water, and performing continuous ultrasonic treatment for 2h to obtain a first suspension; adding 0.5 mass part of tea polyphenol into the first suspension, reacting for 12 hours at 85 ℃, filtering, taking filter residue, drying for 12 hours at 70 ℃ to obtain a solid, and calcining at 500 ℃ to obtain pre-modified environment-friendly zinc oxide;
s33, dispersing the nano titanium dioxide into 1000 parts by mass of deionized water to obtain a second dispersion liquid, adjusting the temperature of the second dispersion liquid to 80 ℃, adding pre-modified environment-friendly zinc oxide into the dispersion liquid, uniformly stirring, and ultrasonically dispersing for 20min to obtain mixed slurry;
s34, filtering and washing the mixed slurry, drying the obtained solid at 420-440 ℃ for 12h, crushing, ball-milling, washing for multiple times, and drying to obtain the modified environment-friendly zinc oxide.
Preferably, 4-5 parts by mass of environment-friendly zinc oxide, 1-2 parts by mass of nano titanium dioxide and 0.5-1 part by mass of graphene
Preferably, the environment-friendly zinc oxide is 4 parts by mass, the nano titanium dioxide is 1 part by mass, and the graphene is 0.5 part by mass.
Preferably, the nano titanium dioxide is modified nano titanium dioxide, and the preparation method of the modified nano titanium dioxide comprises the following steps:
s41, taking 1-6 parts by mass of nano titanium dioxide, 8-12 parts by mass of 50% nitric acid and 0.5-2 parts by mass of graphene;
s42, dispersing graphene into 15-25 parts by mass of deionized water to obtain a first mixed solution; adding nano titanium dioxide into 50% nitric acid to obtain a second mixed solution; mixing the first mixed solution and the second mixed solution, stirring for 10min, adding 25-35 parts by mass of ethanol, and stirring uniformly to obtain slurry;
s43, adding 3 parts by mass of polyethylene glycol into the slurry, fully stirring, and heating and distilling at 80-95 ℃ for 8 hours to obtain concentrated slurry;
s44, heating and reducing the concentrated slurry for 12 hours under the condition of hydrogen, and controlling the temperature to be 450-500 ℃.
Preferably, the nano titanium dioxide is 5-6 parts by mass, the 50% nitric acid is 10-12 parts by mass, and the graphene is 1-2 parts by mass.
Preferably, the nano titanium dioxide comprises 5 parts by mass, 10 parts by mass of 50% nitric acid and 1 part by mass of graphene.
A production process of environment-friendly roll glue comprises the following steps:
s10, placing the environment-friendly rubber, the environment-friendly zinc oxide, the stearic acid, the environment-friendly anti-aging agent, the environment-friendly oil, the white carbon black, the sulfur and the accelerator into an internal mixer for mixing for 25-35 min to obtain a mixed material;
s20, placing the mixed materials in an open mill for mixing again, filtering after mixing is finished, and cooling to obtain the environment-friendly roll glue.
Compared with the prior art, the invention has the beneficial effects that: the product has fine texture and good elasticity; the wear resistance is improved, and the reprocessing performance is good; the aging resistance, ozone resistance and acid and alkali resistance are obviously improved.
Meanwhile, the material is environment-friendly, the prepared roller glue is harmless to people, especially infants, and the application field is greatly expanded.
Detailed Description
The following examples are further illustrative of the present invention and are not intended to be limiting thereof.
The environment-friendly rubber in the following examples is 220S rubber produced by JSR company, the environment-friendly antioxidant is antioxidant 264, the environment-friendly oil is softening oil LF-30, and the accelerator is accelerator CZ or accelerator TRA.
Example 1
The environment-friendly roll rubber comprises 100 parts by mass of environment-friendly rubber, 5 parts by mass of environment-friendly zinc oxide, 1 part by mass of stearic acid, 1 part by mass of environment-friendly anti-aging agent, 30 parts by mass of environment-friendly oil, 30 parts by mass of white carbon black, 1.2 parts by mass of sulfur and 3 parts by mass of accelerator.
The environment-friendly roller glue has the advantages that the environment-friendly material is matched, so that the performance of the environment-friendly roller glue is improved. The product has fine texture and good elasticity; the wear resistance is improved, and the reprocessing performance is good; the aging resistance, ozone resistance and acid and alkali resistance are obviously improved.
Example 2
An environment-friendly roll rubber comprises 90 parts by mass of environment-friendly rubber, 10 parts by mass of environment-friendly zinc oxide, 0.5 part by mass of stearic acid, 0.5 part by mass of environment-friendly anti-aging agent, 25 parts by mass of environment-friendly oil, 25 parts by mass of white carbon black, 1 part by mass of sulfur and 1 part by mass of accelerator.
Example 3
An environment-friendly roll rubber comprises 110 parts by mass of environment-friendly rubber, 3 parts by mass of environment-friendly zinc oxide, 2 parts by mass of stearic acid, 2 parts by mass of environment-friendly anti-aging agent, 35 parts by mass of environment-friendly oil, 35 parts by mass of white carbon black, 2 parts by mass of sulfur and 5 parts by mass of accelerator.
Example 4
The environment-friendly roll rubber comprises 100 parts by mass of environment-friendly rubber, 5 parts by mass of environment-friendly zinc oxide, 1 part by mass of stearic acid, 1 part by mass of environment-friendly anti-aging agent, 30 parts by mass of environment-friendly oil, 30 parts by mass of white carbon black, 1.2 parts by mass of sulfur and 3 parts by mass of accelerator.
The environment-friendly zinc oxide is 5 parts by mass of modified environment-friendly zinc oxide, and the preparation method of the modified zinc oxide comprises the following steps:
s31, taking 4 parts by mass of environment-friendly zinc oxide, 1 part by mass of nano titanium dioxide and 0.5 part by mass of graphene;
s32, dispersing graphene into 1000 parts by mass of deionized water, and centrifuging to obtain a graphene dispersion liquid; adding the environment-friendly zinc oxide into the graphene dispersion liquid, uniformly mixing, performing ultrasonic treatment for 30min, dropwise adding 10 parts by mass of ammonia water, and performing continuous ultrasonic treatment for 2h to obtain a first suspension; adding 0.5 mass part of tea polyphenol into the first suspension, reacting for 12 hours at 85 ℃, filtering, taking filter residue, drying for 12 hours at 70 ℃ to obtain a solid, and calcining at 500 ℃ to obtain pre-modified environment-friendly zinc oxide;
s33, dispersing the nano titanium dioxide into 1000 parts by mass of deionized water to obtain a second dispersion liquid, adjusting the temperature of the second dispersion liquid to 80 ℃, adding pre-modified environment-friendly zinc oxide into the dispersion liquid, uniformly stirring, and ultrasonically dispersing for 20min to obtain mixed slurry;
s34, filtering and washing the mixed slurry, drying the obtained solid at 420-440 ℃ for 12h, crushing, ball-milling, washing for multiple times, and drying to obtain the modified environment-friendly zinc oxide.
The nano titanium dioxide is modified nano titanium dioxide, and the preparation method of the modified nano titanium dioxide comprises the following steps:
s41, taking 5 parts by mass of nano titanium dioxide, 10 parts by mass of 50% nitric acid and 1 part by mass of graphene;
s42, dispersing graphene into 20 parts by mass of deionized water to obtain a first mixed solution; adding nano titanium dioxide into 50% nitric acid to obtain a second mixed solution; mixing the first mixed solution and the second mixed solution, stirring for 10min, adding 30 parts by mass of ethanol, and stirring uniformly to obtain slurry;
s43, adding 3 parts by mass of polyethylene glycol into the slurry, fully stirring, and heating and distilling at 80-95 ℃ for 8 hours to obtain concentrated slurry;
s44, heating and reducing the concentrated slurry for 12 hours under the condition of hydrogen, and controlling the temperature to be 450-500 ℃.
Example 5
The environment-friendly roll rubber comprises 100 parts by mass of environment-friendly rubber, 5 parts by mass of environment-friendly zinc oxide, 1 part by mass of stearic acid, 1 part by mass of environment-friendly anti-aging agent, 30 parts by mass of environment-friendly oil, 30 parts by mass of white carbon black, 1.2 parts by mass of sulfur and 3 parts by mass of accelerator.
The environment-friendly zinc oxide is 1-3 parts by mass of modified environment-friendly zinc oxide, and the preparation method of the modified zinc oxide comprises the following steps:
s31, taking 4 parts by mass of environment-friendly zinc oxide, 1 part by mass of nano titanium dioxide and 0.5 part by mass of graphene;
s32, dispersing graphene into 1000 parts by mass of deionized water, and centrifuging to obtain a graphene dispersion liquid; adding the environment-friendly zinc oxide into the graphene dispersion liquid, uniformly mixing, performing ultrasonic treatment for 30min, dropwise adding 10 parts by mass of ammonia water, and performing continuous ultrasonic treatment for 2h to obtain a first suspension; adding 0.5 mass part of tea polyphenol into the first suspension, reacting for 12 hours at 85 ℃, filtering, taking filter residue, drying for 12 hours at 70 ℃ to obtain a solid, and calcining at 500 ℃ to obtain pre-modified environment-friendly zinc oxide;
s33, dispersing the nano titanium dioxide into 1000 parts by mass of deionized water to obtain a second dispersion liquid, adjusting the temperature of the second dispersion liquid to 80 ℃, adding pre-modified environment-friendly zinc oxide into the dispersion liquid, uniformly stirring, and ultrasonically dispersing for 20min to obtain mixed slurry;
s34, filtering and washing the mixed slurry, drying the obtained solid at 420-440 ℃ for 12h, crushing, ball-milling, washing for multiple times, and drying to obtain the modified environment-friendly zinc oxide.
Example 6
The environment-friendly roll rubber comprises 100 parts by mass of environment-friendly rubber, 5 parts by mass of environment-friendly zinc oxide, 1 part by mass of stearic acid, 1 part by mass of environment-friendly anti-aging agent, 30 parts by mass of environment-friendly oil, 30 parts by mass of white carbon black, 1.2 parts by mass of sulfur and 3 parts by mass of accelerator.
The environment-friendly zinc oxide is 5 parts by mass of modified environment-friendly zinc oxide, and the preparation method of the modified zinc oxide comprises the following steps:
s31, taking 2-5 parts by mass of environment-friendly zinc oxide, 0.5-2 parts by mass of nano titanium dioxide and 0.2-1 part by mass of graphene;
s32, dispersing graphene into 1000 parts by mass of deionized water, and centrifuging to obtain a graphene dispersion liquid; adding the environment-friendly zinc oxide into the graphene dispersion liquid, uniformly mixing, performing ultrasonic treatment for 30min, dropwise adding 10 parts by mass of ammonia water, and performing continuous ultrasonic treatment for 2h to obtain a first suspension; adding 0.5 mass part of tea polyphenol into the first suspension, reacting for 12 hours at 85 ℃, filtering, taking filter residue, drying for 12 hours at 70 ℃ to obtain a solid, and calcining at 500 ℃ to obtain pre-modified environment-friendly zinc oxide;
s33, dispersing the nano titanium dioxide into 1000 parts by mass of deionized water to obtain a second dispersion liquid, adjusting the temperature of the second dispersion liquid to 80 ℃, adding pre-modified environment-friendly zinc oxide into the dispersion liquid, uniformly stirring, and ultrasonically dispersing for 20min to obtain mixed slurry;
s34, filtering and washing the mixed slurry, drying the obtained solid at 420-440 ℃ for 12h, crushing, ball-milling, washing for multiple times, and drying to obtain the modified environment-friendly zinc oxide.
The nano titanium dioxide is modified nano titanium dioxide, and the preparation method of the modified nano titanium dioxide comprises the following steps:
s41, taking 1-6 parts by mass of nano titanium dioxide, 8-12 parts by mass of 50% nitric acid and 0.5-2 parts by mass of graphene;
s42, dispersing graphene into 15-25 parts by mass of deionized water to obtain a first mixed solution; adding nano titanium dioxide into 50% nitric acid to obtain a second mixed solution; mixing the first mixed solution and the second mixed solution, stirring for 10min, adding 25-35 parts by mass of ethanol, and stirring uniformly to obtain slurry;
s43, adding 3 parts by mass of polyethylene glycol into the slurry, fully stirring, and heating and distilling at 80-95 ℃ for 8 hours to obtain concentrated slurry;
s44, heating and reducing the concentrated slurry for 12 hours under the condition of hydrogen, and controlling the temperature to be 450-500 ℃.
Example 7
The environment-friendly roll rubber comprises 100 parts by mass of environment-friendly rubber, 5 parts by mass of environment-friendly zinc oxide, 1 part by mass of stearic acid, 1 part by mass of environment-friendly anti-aging agent, 30 parts by mass of environment-friendly oil, 30 parts by mass of white carbon black, 1.2 parts by mass of sulfur and 3 parts by mass of accelerator.
The environment-friendly zinc oxide is 5 parts by mass of modified environment-friendly zinc oxide, and the preparation method of the modified zinc oxide comprises the following steps:
s31, taking 5 parts by mass of environment-friendly zinc oxide, 2 parts by mass of nano titanium dioxide and 1 part by mass of graphene;
s32, dispersing graphene into 1000 parts by mass of deionized water, and centrifuging to obtain a graphene dispersion liquid; adding the environment-friendly zinc oxide into the graphene dispersion liquid, uniformly mixing, performing ultrasonic treatment for 30min, dropwise adding 10 parts by mass of ammonia water, and performing continuous ultrasonic treatment for 2h to obtain a first suspension; adding 0.5 mass part of tea polyphenol into the first suspension, reacting for 12 hours at 85 ℃, filtering, taking filter residue, drying for 12 hours at 70 ℃ to obtain a solid, and calcining at 500 ℃ to obtain pre-modified environment-friendly zinc oxide;
s33, dispersing the nano titanium dioxide into 1000 parts by mass of deionized water to obtain a second dispersion liquid, adjusting the temperature of the second dispersion liquid to 80 ℃, adding pre-modified environment-friendly zinc oxide into the dispersion liquid, uniformly stirring, and ultrasonically dispersing for 20min to obtain mixed slurry;
s34, filtering and washing the mixed slurry, drying the obtained solid at 420-440 ℃ for 12h, crushing, ball-milling, washing for multiple times, and drying to obtain the modified environment-friendly zinc oxide.
The nano titanium dioxide is modified nano titanium dioxide, and the preparation method of the modified nano titanium dioxide comprises the following steps:
s41, taking 6 parts by mass of nano titanium dioxide, 12 parts by mass of 50% nitric acid and 2 parts by mass of graphene;
s42, dispersing graphene into 25 parts by mass of deionized water to obtain a first mixed solution; adding nano titanium dioxide into 50% nitric acid to obtain a second mixed solution; mixing the first mixed solution and the second mixed solution, stirring for 10min, adding 35 parts by mass of ethanol, and stirring uniformly to obtain slurry;
s43, adding 3 parts by mass of polyethylene glycol into the slurry, fully stirring, and heating and distilling at 80-95 ℃ for 8 hours to obtain concentrated slurry;
s44, heating and reducing the concentrated slurry for 12 hours under the condition of hydrogen, and controlling the temperature to be 450-500 ℃.
Example 8
A production process of environment-friendly roll glue comprises the following steps:
s10, placing the environment-friendly rubber, the environment-friendly zinc oxide, the stearic acid, the environment-friendly anti-aging agent, the environment-friendly oil, the white carbon black, the sulfur and the accelerator into an internal mixer for mixing for 25-35 min to obtain a mixed material;
s20, placing the mixed materials in an open mill for mixing again, filtering after mixing is finished, and cooling to obtain the environment-friendly roll glue.
Comparative example 1
The environment-friendly roll rubber comprises 80 parts by mass of environment-friendly rubber, 20 parts by mass of environment-friendly zinc oxide, 3 parts by mass of stearic acid, 3 parts by mass of environment-friendly anti-aging agent, 40 parts by mass of environment-friendly oil, 40 parts by mass of white carbon black, 3 parts by mass of sulfur and 6 parts by mass of accelerator.
Comparative example 2
An environment-friendly roll rubber comprises 120 parts by mass of environment-friendly rubber, 2 parts by mass of environment-friendly zinc oxide, 0.2 part by mass of stearic acid, 0.2 part by mass of environment-friendly anti-aging agent, 20 parts by mass of environment-friendly oil, 20 parts by mass of white carbon black, 0.2 part by mass of sulfur and 0.5 part by mass of accelerator.
The compositions of comparative examples 1 and 2 are significantly different from those of examples, and the product quality, particularly hardness, is significantly higher than that of example 4.
Examples of the experiments
The shore hardness of the roll rubbers in examples 1-7 and comparative examples 1-2 were tested.
TABLE 1 hardness of roll gum
As can be seen from Table 1, the hardness of the rubber in examples 1-7 is significantly lower than that of the comparative example, and the hardness of the environment-friendly zinc oxide in example 4 is further reduced because the environment-friendly zinc oxide is modified zinc oxide, which indicates that the hardness of the rubber can be effectively reduced by using the modified zinc oxide.
The hardness of example 5 is higher than that of example 4, indicating that the modified zinc oxide prepared by using the modified titanium dioxide can further reduce the hardness of the rubber.
The above detailed description is specific to possible embodiments of the present invention, and the above embodiments are not intended to limit the scope of the present invention, and all equivalent implementations or modifications that do not depart from the scope of the present invention should be included in the present claims.
Claims (10)
1. The environment-friendly roll rubber is characterized by comprising 90-110 parts by mass of environment-friendly rubber, 3-10 parts by mass of environment-friendly zinc oxide, 0.5-2 parts by mass of stearic acid, 0.5-2 parts by mass of environment-friendly anti-aging agent, 25-35 parts by mass of environment-friendly oil, 25-35 parts by mass of white carbon black, 1-2 parts by mass of sulfur and 1-5 parts by mass of accelerator.
2. The environment-friendly roll glue according to claim 1, wherein the environment-friendly rubber comprises 100-110 parts by mass of environment-friendly zinc oxide, 5-10 parts by mass of environment-friendly zinc oxide, 1-2 parts by mass of stearic acid, 1-2 parts by mass of environment-friendly anti-aging agent, 30-35 parts by mass of environment-friendly oil, 30-35 parts by mass of white carbon black, 1.2-2 parts by mass of sulfur and 3-5 parts by mass of accelerator.
3. The environment-friendly roll rubber according to claim 1, wherein the environment-friendly rubber comprises 100 parts by mass of environment-friendly rubber, 5 parts by mass of environment-friendly zinc oxide, 1 part by mass of stearic acid, 1 part by mass of environment-friendly anti-aging agent, 30 parts by mass of environment-friendly oil, 30 parts by mass of white carbon black, 1.2 parts by mass of sulfur and 3 parts by mass of accelerator.
4. The environment-friendly roll glue according to claim 1, wherein the environment-friendly zinc oxide is 3-10 parts by mass of modified environment-friendly zinc oxide, and the preparation method of the modified zinc oxide comprises the following steps:
s31, taking 2-5 parts by mass of environment-friendly zinc oxide, 0.5-2 parts by mass of nano titanium dioxide and 0.2-1 part by mass of graphene;
s32, dispersing graphene into 1000 parts by mass of deionized water, and centrifuging to obtain a graphene dispersion liquid; adding the environment-friendly zinc oxide into the graphene dispersion liquid, uniformly mixing, performing ultrasonic treatment for 30min, dropwise adding 10 parts by mass of ammonia water, and performing continuous ultrasonic treatment for 2h to obtain a first suspension; adding 0.5 mass part of tea polyphenol into the first suspension, reacting for 12 hours at 85 ℃, filtering, taking filter residue, drying for 12 hours at 70 ℃ to obtain a solid, and calcining at 500 ℃ to obtain pre-modified environment-friendly zinc oxide;
s33, dispersing the nano titanium dioxide into 1000 parts by mass of deionized water to obtain a second dispersion liquid, adjusting the temperature of the second dispersion liquid to 80 ℃, adding pre-modified environment-friendly zinc oxide into the dispersion liquid, uniformly stirring, and ultrasonically dispersing for 20min to obtain mixed slurry;
s34, filtering and washing the mixed slurry, drying the obtained solid at 420-440 ℃ for 12h, crushing, ball-milling, washing for multiple times, and drying to obtain the modified environment-friendly zinc oxide.
5. The environment-friendly roll glue according to claim 4, wherein the environment-friendly zinc oxide is 4-5 parts by mass, the nano titanium dioxide is 1-2 parts by mass, and the graphene is 0.5-1 part by mass.
6. The environment-friendly roll glue according to claim 4, wherein the environment-friendly zinc oxide is 4 parts by mass, the nano titanium dioxide is 1 part by mass, and the graphene is 0.5 part by mass.
7. The environment-friendly roll glue according to claim 4, wherein the nano titanium dioxide is modified nano titanium dioxide, and the preparation method of the modified nano titanium dioxide comprises the following steps:
s41, taking 1-6 parts by mass of nano titanium dioxide, 8-12 parts by mass of 50% nitric acid and 0.5-2 parts by mass of graphene;
s42, dispersing graphene into 15-25 parts by mass of deionized water to obtain a first mixed solution; adding nano titanium dioxide into 50% nitric acid to obtain a second mixed solution; mixing the first mixed solution and the second mixed solution, stirring for 10min, adding 25-35 parts by mass of ethanol, and stirring uniformly to obtain slurry;
s43, adding 3 parts by mass of polyethylene glycol into the slurry, fully stirring, and heating and distilling at 80-95 ℃ for 8 hours to obtain concentrated slurry;
s44, heating and reducing the concentrated slurry for 12 hours under the condition of hydrogen, and controlling the temperature to be 450-500 ℃.
8. The environment-friendly roll glue according to claim 7, wherein the nano titanium dioxide is 5-6 parts by mass, the 50% nitric acid is 10-12 parts by mass, and the graphene is 1-2 parts by mass.
9. The environment-friendly roll glue according to claim 8, wherein the nano titanium dioxide is 5 parts by mass, the 50% nitric acid is 10 parts by mass, and the graphene is 1 part by mass.
10. The production process of the environment-friendly roll glue is characterized by comprising the following steps of:
s10, placing the environment-friendly rubber, the environment-friendly zinc oxide, the stearic acid, the environment-friendly anti-aging agent, the environment-friendly oil, the white carbon black, the sulfur and the accelerator into an internal mixer for mixing for 25-35 min to obtain a mixed material;
s20, placing the mixed materials in an open mill for mixing again, filtering after mixing is finished, and cooling to obtain the environment-friendly roll glue.
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| CN110283381A (en) * | 2019-06-17 | 2019-09-27 | 广东联讯电缆有限公司 | A kind of high-efficiency fireproof flame retardant cable |
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