CN107226927B - A kind of preparation method of fatigue-resisting rubber modified nano zinc oxide - Google Patents

A kind of preparation method of fatigue-resisting rubber modified nano zinc oxide Download PDF

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CN107226927B
CN107226927B CN201710416130.7A CN201710416130A CN107226927B CN 107226927 B CN107226927 B CN 107226927B CN 201710416130 A CN201710416130 A CN 201710416130A CN 107226927 B CN107226927 B CN 107226927B
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zinc oxide
fatigue
parts
modified nano
rubber
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CN107226927A (en
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张训龙
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Anhui Jinhua Zinc Oxide Co Ltd
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Anhui Jinhua Zinc Oxide Co Ltd
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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
    • C08K9/00—Use of pretreated ingredients
    • C08K9/04—Ingredients treated with organic substances
    • 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
    • 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
    • C08K9/00—Use of pretreated ingredients
    • C08K9/02—Ingredients treated with inorganic substances
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L7/00—Compositions of natural rubber
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/04—Compounds of zinc
    • C09C1/043—Zinc oxide
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
    • C09C3/006—Combinations of treatments provided for in groups C09C3/04 - C09C3/12
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
    • C09C3/04—Physical treatment, e.g. grinding, treatment with ultrasonic vibrations
    • C09C3/041—Grinding
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
    • C09C3/06—Treatment with inorganic compounds
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
    • C09C3/08—Treatment with low-molecular-weight non-polymer organic compounds
    • 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
    • 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
    • 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
    • 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

Abstract

The invention belongs to nano zine oxide field of rubber technology application, and in particular to a kind of preparation method of fatigue-resisting rubber modified nano zinc oxide, including tentatively modified and wrap up antimony chloride film.The present invention has the following advantages compared with prior art：Gained modified nano zinc oxide reunion degree is prepared in the present invention to mitigate, condition by controlling each step realizes that nano particle is uniform in size, the compatibility of natural rubber and filler can be improved, contribute to carbon black evenly dispersed in rubber, change the microstructure of natural rubber, form equally distributed cross-linked network, stress suffered by rubber can be made to be uniformly distributed, reduce stress concentration point, to the resistance to tearing for improving rubber material and anti-dynamic fatigue, it also improves to the heat-resistant aging of rubber simultaneously, extends the scope of application of nano zine oxide.

Description

A kind of preparation method of fatigue-resisting rubber modified nano zinc oxide
Technical field
The invention belongs to nano zine oxide field of rubber technology application, and in particular to a kind of fatigue-resisting rubber is modified The preparation method of nano zine oxide.
Background technology
Rubber is a kind of high molecular material that telescopic resilience is excellent, is widely used in automobile tire, waterproof sheet, adhesive tape, glue The manufactures such as pipe, sealing element have the history of last 100 years, during application rubber material, are usually added in sizing material various Filler meets the various performances such as the required intensity of modern project, wearability, ageing resistance to improve the performance of rubber material, When the structural unit of material is small arrives nanoscale, great change has occurred in the property of material, not only significantly improves original material Performance, and have new performance or effect and generate, is i.e. small-size effect, quantum effect and volume specific to nano material Effect, zinc oxide is as a kind of traditional rubber filler, primarily as activating agent in rubber, be secondly used as reinforcing agent and The property of colorant, zinc oxide affects performance of the zinc oxide in rubber, wherein the hydraulic damper that automobile uses uses Service life is minimum to be 180-220 ten thousand times, is matched with hydraulic buffer with the standby shock insulation block of rubber system, due to rubber system it is standby every Corresponding requirements are often not achieved in the service life of shake block, and nano zine oxide is inorganic ions filler, have very high surface energy, In hydrophilic and oleophobic property, highly polar, the active force in mixing process between easy to knot groups, with rubber matrix is small, and reinforcing effect is poor, because This, will be modified zinc oxide before use.
Invention content
The purpose of the present invention is for existing problem, provide a kind of system of fatigue-resisting rubber modified nano zinc oxide Preparation Method.
The present invention is achieved by the following technical solutions：A kind of preparation side of fatigue-resisting rubber modified nano zinc oxide Method includes the following steps：
（1）By deionized water, absolute ethyl alcohol, zirconium ester coupling agent by weight 15:7:1 mixing, adjust pH value of solution to It is spare after 4.2-4.4；
（2）The nano zine oxide for being equivalent to deionized water weight 12-14% is added in above-mentioned solution, is 26-32 in temperature It is stirred 1.5-2 hours under conditions of DEG C, then heats to 60-65 DEG C and stir 35-45 minutes, filtered, washed after the completion of reaction It washs；
（3）Above-mentioned washing to neutral product is put into negative pressure box, pressure is -25- -45kPa, temperature 85-90 DEG C, it after being kept for 1.5-2 hours, is under atmospheric pressure environment, is taken out after being activated 6 hours under conditions of temperature is 120 DEG C standby With；
（4）Then by antimony chloride and above-mentioned zinc oxide with weight ratio 1:5-7 mixing is added in ball grinder, and control ratio of grinding media to material is 25-30:1, ball milling 25-30 minutes；
（5）The potassium hydroxide for being equivalent to 4 times of antimony chloride molar ratio is continuously added in above-mentioned ball grinder, and is equivalent to it The citric acid of weight 1.5-2.5%, mixing and ball milling obtain mixed powder after 1.5-2 hours；
（6）Mixed powder is put into Muffle furnace, after being warming up to 470-620 DEG C, keeps the temperature 1.5-2 hours, modification is obtained and receives Rice zinc oxide.
As further improvement of these options, the step（1）The middle salt acid for adjusting pH for being 15% with mass concentration Value.
As further improvement of these options, amount of the modified nano zinc oxide when preparing fatigue-resisting rubber is The 3.5-6.8% of natural rubber weight.
As further improvement of these options, the fatigue-resisting rubber includes the raw material of following parts by weight：Natural rubber 100 parts of glue, 3.5-6.8 parts of modified nano zinc oxide, 4.5-7.4 parts of multi-vinyl silicone oil, 8.5-10.5 parts of sulphur, aging inhibit 4-7 parts of agent, 1-2 parts of accelerative activator, 42-60 parts of carbon black, 1.5-2.2 parts of rosin.
As further improvement of these options, the ageing inhibitor is copper oleate, acetylacetone copper, sulfydryl benzo Any one in thiazole；The accelerative activator is time sulfonyl amine；The carbon black is carbon black N774.
The present invention has the following advantages compared with prior art：Gained modified nano zinc oxide reunion degree is prepared in the present invention Mitigating, the condition by controlling each step realizes that nano particle is uniform in size, can improve the compatibility of natural rubber and filler, Contribute to carbon black evenly dispersed in rubber, change the microstructure of natural rubber, form equally distributed cross-linked network, can make Stress suffered by rubber is uniformly distributed, and reduces stress concentration point, to the resistance to tearing for improving rubber material and anti-dynamic fatigue Property, while also improving to the heat-resistant aging of rubber, extend the scope of application of nano zine oxide.
Specific implementation mode
Embodiment 1
A kind of preparation method of fatigue-resisting rubber modified nano zinc oxide, includes the following steps：
（1）By deionized water, absolute ethyl alcohol, zirconium ester coupling agent by weight 15:7:1 mixing adjusts pH value of solution to 4.3 It is spare afterwards；
（2）The nano zine oxide for being equivalent to deionized water weight 13% is added in above-mentioned solution, the item for being 30 DEG C in temperature It is stirred 1.5 hours under part, then heats to 62 DEG C and stir 40 minutes, filtered, washed after the completion of reaction；
（3）Above-mentioned washing to neutral product is put into negative pressure box, pressure is -35kPa, temperature is 86 DEG C, and holding 2 is small Shi Hou is under atmospheric pressure environment, is taken out after being activated 6 hours under conditions of temperature is 120 DEG C spare；
（4）Then by antimony chloride and above-mentioned zinc oxide with weight ratio 1:6 mixing are added in ball grinder, and control ratio of grinding media to material is 28:1, ball milling 25-30 minutes；
（5）The potassium hydroxide for being equivalent to 4 times of antimony chloride molar ratio is continuously added in above-mentioned ball grinder, and is equivalent to it The citric acid of weight 2%, mixing and ball milling obtain mixed powder after 1.8 hours；
（6）Mixed powder is put into Muffle furnace, after being warming up to 540 DEG C, keeps the temperature 1.8 hours, obtains modified Nano oxidation Zinc.
Wherein, the fatigue-resisting rubber includes the raw material of following parts by weight：100 parts of natural rubber, modified nano zinc oxide 5.2 parts, 6.2 parts of multi-vinyl silicone oil, 9.5 parts of sulphur, 5 parts of ageing inhibitor, 1.5 parts of accelerative activator, 54 parts of carbon black, rosin 1.8 part.
Embodiment 2
A kind of preparation method of fatigue-resisting rubber modified nano zinc oxide, includes the following steps：
（1）By deionized water, absolute ethyl alcohol, zirconium ester coupling agent by weight 15:7:1 mixing adjusts pH value of solution to 4.2 It is spare afterwards；
（2）The nano zine oxide for being equivalent to deionized water weight 12% is added in above-mentioned solution, the item for being 32 DEG C in temperature It is stirred 2 hours under part, then heats to 65 DEG C and stir 35 minutes, filtered, washed after the completion of reaction；
（3）Above-mentioned washing to neutral product is put into negative pressure box, pressure is -25kPa, temperature is 90 DEG C, and holding 2 is small Shi Hou is under atmospheric pressure environment, is taken out after being activated 6 hours under conditions of temperature is 120 DEG C spare；
（4）Then by antimony chloride and above-mentioned zinc oxide with weight ratio 1:7 mixing are added in ball grinder, and control ratio of grinding media to material is 25:1, ball milling 30 minutes；
（5）The potassium hydroxide for being equivalent to 4 times of antimony chloride molar ratio is continuously added in above-mentioned ball grinder, and is equivalent to it The citric acid of weight 1.5%, mixing and ball milling obtain mixed powder after 2 hours；
（6）Mixed powder is put into Muffle furnace, after being warming up to 470 DEG C, 2 hours is kept the temperature, obtains modified nano zinc oxide.
Wherein, the fatigue-resisting rubber includes the raw material of following parts by weight：100 parts of natural rubber, modified nano zinc oxide 3.5 parts, 7.4 parts of multi-vinyl silicone oil, 8.5 parts of sulphur, 4 parts of ageing inhibitor, 2 parts of accelerative activator, 42 parts of carbon black, rosin 2.2 part.
Embodiment 3
A kind of preparation method of fatigue-resisting rubber modified nano zinc oxide, includes the following steps：
（1）By deionized water, absolute ethyl alcohol, zirconium ester coupling agent by weight 15:7:1 mixing adjusts pH value of solution to 4.4 It is spare afterwards；
（2）The nano zine oxide for being equivalent to deionized water weight 14% is added in above-mentioned solution, the item for being 32 DEG C in temperature It is stirred 1.5 hours under part, then heats to 65 DEG C and stir 45 minutes, filtered, washed after the completion of reaction；
（3）Above-mentioned washing to neutral product is put into negative pressure box, pressure is -45kPa, temperature is 90 DEG C, keeps 1.5 It after hour, is under atmospheric pressure environment, is taken out after being activated 6 hours under conditions of temperature is 120 DEG C spare；
（4）Then by antimony chloride and above-mentioned zinc oxide with weight ratio 1:7 mixing are added in ball grinder, and control ratio of grinding media to material is 30:1, ball milling 25 minutes；
（5）The potassium hydroxide for being equivalent to 4 times of antimony chloride molar ratio is continuously added in above-mentioned ball grinder, and is equivalent to it The citric acid of weight 2%, mixing and ball milling obtain mixed powder after 1.5 hours；
（6）Mixed powder is put into Muffle furnace, after being warming up to 620 DEG C, keeps the temperature 1.5 hours, obtains modified Nano oxidation Zinc.
Wherein, the fatigue-resisting rubber includes the raw material of following parts by weight：100 parts of natural rubber, modified nano zinc oxide 6.8 parts, 4.5 parts of multi-vinyl silicone oil, 10.5 parts of sulphur, 7 parts of ageing inhibitor, 1 part of accelerative activator, 60 parts of carbon black, rosin 1.5 part.
Control group 1 is set, zirconium ester coupling agent is replaced with into titanate coupling agent, remaining content is in the same manner as in Example 1； Control group 2 is set, by 1 step of embodiment（2）Middle reaction condition is replaced with reacts 2-2.5 under conditions of temperature is 60-65 DEG C Hour, remaining content is in the same manner as in Example 1；Control group 3 is set, negative pressure box is changed to normal pressure baking oven, remaining content and implementation It is identical in example 1；Control group 4 is set, step in embodiment 1 is directly operated（4）-（6）；Control group 5 is set, by step（5）Middle lemon Lemon acid saves, remaining content is in the same manner as in Example 1；Modified nano zinc oxide obtained by above-mentioned each group is used to prepare shock insulation block, Detection performance obtains following result：
Wherein tensile strength is detected according to national standard GB/T528-1998 standards, unit MPa；
Elongation at break is detected according to national standard GB/T528-1998 standards, unit %；
Anti- dynamic fatigue property is detected according to according to national standard GB/T15584-1995；
Table 1
Experiment condition：Preload force 4900N, amplitude ± 3mm, frequency 3Hz
Table 2
Although hardness has certain reduction to embodiment compared to the control group in the present invention, its elongation at break, tensile strength have Apparent increase, anti-seismic performance significantly increase, and increase the scope of application of Nano zinc dioxide impact-resistant.

Claims (5)

1. a kind of preparation method of fatigue-resisting rubber modified nano zinc oxide, which is characterized in that include the following steps：
（1）By deionized water, absolute ethyl alcohol, zirconium ester coupling agent by weight 15:7:1 mixing adjusts pH value of solution to 4.2-4.4 It is spare afterwards；
（2）The nano zine oxide for being equivalent to deionized water weight 12-14% is added in above-mentioned solution, is 26-32 DEG C in temperature Under the conditions of stir 1.5-2 hours, then heat to 60-65 DEG C stir 35-45 minute, reaction after the completion filtered, washed；
（3）Above-mentioned washing to neutral product is put into negative pressure box, pressure is -25- -45kPa, temperature is 85-90 DEG C, is protected It after holding 1.5-2 hours, is under atmospheric pressure environment, is taken out after being activated 6 hours under conditions of temperature is 120 DEG C spare；
（4）Then by antimony chloride and step（3）Zinc oxide after processing is with weight ratio 1:5-7 mixing is added in ball grinder, control Ratio of grinding media to material is 25-30:1, ball milling 25-30 minutes；
（5）The potassium hydroxide for being equivalent to 4 times of antimony chloride molar ratio is continuously added in above-mentioned ball grinder, and is equivalent to its weight The citric acid of 1.5-2.5%, mixing and ball milling obtain mixed powder after 1.5-2 hours；
（6）Mixed powder is put into Muffle furnace, after being warming up to 470-620 DEG C, 1.5-2 hours is kept the temperature, obtains modified Nano oxygen Change zinc.
2. a kind of preparation method of fatigue-resisting rubber modified nano zinc oxide as described in claim 1, which is characterized in that described Step（1）The middle salt acid for adjusting pH value for being 15% with mass concentration.
3. a kind of preparation method of fatigue-resisting rubber modified nano zinc oxide as described in claim 1, which is characterized in that described Amount of the modified nano zinc oxide when preparing fatigue-resisting rubber is the 3.5-6.8% of natural rubber weight.
4. a kind of preparation method of fatigue-resisting rubber modified nano zinc oxide as claimed in claim 3, which is characterized in that described Fatigue-resisting rubber includes the raw material of following parts by weight：100 parts of natural rubber, 3.5-6.8 parts of modified nano zinc oxide, more vinyl 4.5-7.4 parts of silicone oil, 8.5-10.5 parts of sulphur, 4-7 parts of ageing inhibitor, 1-2 parts of accelerative activator, 42-60 parts of carbon black, rosin 1.5-2.2 part.
5. a kind of preparation method of fatigue-resisting rubber modified nano zinc oxide as claimed in claim 4, which is characterized in that described Ageing inhibitor is any one in copper oleate, acetylacetone copper, mercaptobenzothiazoler；The accelerative activator is time sulfonyl Amine；The carbon black is carbon black N774.
CN201710416130.7A 2017-06-06 2017-06-06 A kind of preparation method of fatigue-resisting rubber modified nano zinc oxide Active CN107226927B (en)

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CN109233002A (en) * 2018-07-26 2019-01-18 安徽锦华氧化锌有限公司 A kind of preparation method for the rubber material that mechanical property is good
CN108912420B (en) * 2018-08-14 2021-05-14 兰溪市华橡工贸有限公司 Preparation method of high-wear-resistance rubber material for tires

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CN1188459C (en) * 2002-06-03 2005-02-09 骆天荣 Modified composite nano zinc oxide agglomerate as rubber additive and its prepn
CN1167737C (en) * 2002-06-12 2004-09-22 上海工程技术大学 Rubber containing nano zinc oxide and its pugging process
CN101077914B (en) * 2007-06-27 2013-02-06 骆天荣 Nano zinc oxide particle added to rubber and preparation method thereof
CN105854867B (en) * 2016-04-12 2018-06-19 渤海大学 A kind of preparation method of zinc oxide/stancic oxide antimony composite nano materials
CN106430285A (en) * 2016-09-13 2017-02-22 苏州市泽镁新材料科技有限公司 Preparation method of nano zinc oxide capable of realizing uniform dispersion of particles

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