CN104672589A - Core-shell-structure toughened smooth antistatic polyethylene composite material - Google Patents

Core-shell-structure toughened smooth antistatic polyethylene composite material Download PDF

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Publication number
CN104672589A
CN104672589A CN201310630652.9A CN201310630652A CN104672589A CN 104672589 A CN104672589 A CN 104672589A CN 201310630652 A CN201310630652 A CN 201310630652A CN 104672589 A CN104672589 A CN 104672589A
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agent
matrix material
nucleocapsid structure
toughness reinforcing
static
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CN201310630652.9A
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不公告发明人
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Qingdao Jiayiyang Industry and Trade Co Ltd
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Qingdao Jiayiyang Industry and Trade Co Ltd
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Priority to CN201310630652.9A priority Critical patent/CN104672589A/en
Publication of CN104672589A publication Critical patent/CN104672589A/en
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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
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/06—Polyethene
    • 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
    • C08K2201/002—Physical properties
    • C08K2201/003—Additives being defined by their diameter
    • 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
    • C08K2201/002—Physical properties
    • C08K2201/006—Additives being defined by their surface area
    • 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
    • C08L2201/04—Antistatic
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2207/00—Properties characterising the ingredient of the composition
    • C08L2207/04—Thermoplastic elastomer
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2207/00—Properties characterising the ingredient of the composition
    • C08L2207/53—Core-shell polymer

Abstract

The invention discloses a core-shell-structure toughened smooth antistatic polyethylene composite material which is composed of the following components in percentage by mass: 60-85% of polyethylene, 5-15% of talcum powder, 3-10% of TPE (thermoplastic elastomer), 0.5-2% of acrylic acid, 0.1-1% of dicyclohexyl peroxydicarbonate, 0.5-2% of antistatic agent, 0.1-1% of opening agent, 0.5-3% of smoothing agent, 0.1-1% of coupling agent, 0.1-2% of dispersing agent and 0.1-1% of antioxidant. The pretreated talcum powder and TPE interact with each other and generate grafting reaction to form the core-shell structure with synergic toughening and enhancing effects, thereby greatly enhancing the impact toughness, mechanical strength, rigidity, heat resistance and the like of the polyethylene composite material. The polyethylene composite material has the advantages of favorable anti-adhesion and smooth effects, favorable antistatic effect, favorable processability, low cost and simple treatment technique.

Description

A kind of nucleocapsid structure is toughness reinforcing and have smooth anti-static polyethylene matrix material
Technical field
The present invention relates to technical field of polymer materials, specifically a kind of nucleocapsid structure is toughness reinforcing and have smooth anti-static polyethylene matrix material.
Background technology
Polyethylene (PE) has good chemical stability, paracentesis resistance, impact and environment friendly etc., be usually used in film or the blown film packaging of the industries such as food, beverage, makeup, electronics, toy, printing, but the shock strength of pure PE material is not enough, and smoothness is bad, the shortcomings such as antistatic property difference, therefore, in order to meet use properties, usually need the modification of PE material being given to some function.
Summary of the invention
The object of the present invention is to provide a kind of nucleocapsid structure toughness reinforcing and have smooth anti-static polyethylene matrix material.
The technical solution adopted for the present invention to solve the technical problems is: a kind of nucleocapsid structure is toughness reinforcing and have smooth anti-static polyethylene matrix material, and its component by mass percent proportioning is: polyethylene 60% ~ 85%, talcum powder 5% ~ 15%, TPE elastomer 3% ~ 10%, vinylformic acid 0.5% ~ 2%, dicyclohexyl peroxydicarbonate 0.1% ~ 1%, static inhibitor 0.5% ~ 2%, opening agent 0.1% ~ 1%, slipping agent 0.5% ~ 3%, coupling agent 0.1% ~ 1%, dispersion agent 0.1% ~ 2%, oxidation inhibitor 0.1% ~ 1%.
Described talcum powder is selected talcum powder, and particle diameter is the crystalline powder of the white band solid gloss of 0.1 μm ~ 5 μm, its relative density 2.7 ~ 2.8g/cm 3, specific surface area 60000cm 2/ more than g.
Described static inhibitor is the one in Nanometer-sized Antimony-doped stannic oxide (ATO), nanometer electricity-conductive powder, carbon nanotube.
Described opening agent is the fumed silica of particle diameter between 2 μm ~ 4 μm.
The compound that described slipping agent is made up of erucicamide 75wt% and silicone 25wt%.
Described coupling agent is aluminium titanium composite coupler.
Described dispersion agent is the one in polyethylene wax, EVA wax, OP wax, TAS-2A dispersion agent, ethylene bis stearic acid amide (EBS).
Described oxidation inhibitor is the compound of primary antioxidant 1010 and auxiliary antioxidant 168.
The toughness reinforcing preparation method with having smooth anti-static polyethylene matrix material of above-mentioned a kind of nucleocapsid structure, comprises the following steps:
(1) by talcum powder at the temperature of 100 DEG C ~ 120 DEG C dry 1 ~ 2 hour, stand-by;
(2) taking dried talcum powder by weight ratio, to add barrel temperature be in 25 DEG C ~ 70 DEG C high-speed mixers, stir 3 ~ 15 minutes, then the vinylformic acid and dicyclohexyl peroxydicarbonate that take by weight ratio is added, stir 10 ~ 60 minutes, add the TPE elastomer taken by weight ratio again, stir 10 ~ 15 minutes, discharging;
(3) static inhibitor taken by weight ratio and coupling agent are added rotating speed at the high-speed mixer of 1500 ~ 3000 revs/min, stir 3 ~ 5 minutes, then the discharging of step (2) is added, stir 1 ~ 3 minute, add the opening agent, slipping agent, dispersion agent and the oxidation inhibitor that take by weight ratio again, continue stirring 10 ~ 30 minutes, discharging;
(4) compound of step (3) is added in twin screw extruder extrude after abundant melt blending, granulation, obtain a kind of nucleocapsid structure of the present invention toughness reinforcing and there is smooth anti-static polyethylene matrix material.
The invention has the beneficial effects as follows, compared with prior art, the present invention adopt to after talcum powder pre-treatment with the interphase interaction of TPE elastomer and graft reaction occurs, form nucleocapsid structure and there is coordination plasticizing enhancement, thus substantially increase the impelling strength of composite polyethylene material, mechanical strength, rigidity and thermotolerance etc., have good adhesion-resistant slippery effect and antistatic effect (surface resistivity reaches 10 simultaneously 8 ~ 11Ω m), and good processability, cost is low, and treatment process is simple.
Embodiment
Technical scheme of the present invention is further illustrated below in conjunction with specific embodiment.
Embodiment 1:
A kind of nucleocapsid structure is toughness reinforcing and have smooth anti-static polyethylene matrix material, and its component by mass percent proportioning is: the compound 0.5% of polyethylene 78%, talcum powder 10%, TPE elastomer 5%, vinylformic acid 1%, dicyclohexyl peroxydicarbonate 0.5%, Nanometer-sized Antimony-doped stannic oxide (ATO) 1.5%, the fumed silica 0.3% of particle diameter between 2 μm ~ 4 μm, the compound 1.2% be made up of erucicamide 75wt% and silicone 25wt%, aluminium titanium composite coupler 0.5%, polyethylene wax 1.5%, primary antioxidant 1010 and auxiliary antioxidant 168.Described talcum powder is selected talcum powder, and particle diameter is the crystalline powder of the white band solid gloss of 0.1 μm ~ 5 μm, its relative density 2.7 ~ 2.8g/cm 3, specific surface area 60000cm 2/ more than g.
Preparation method: (1) is by talcum powder at the temperature of 100 DEG C ~ 120 DEG C dry 1 ~ 2 hour, stand-by; (2) taking dried talcum powder by weight ratio, to add barrel temperature be in 25 DEG C ~ 70 DEG C high-speed mixers, stir 3 ~ 15 minutes, then the vinylformic acid and dicyclohexyl peroxydicarbonate that take by weight ratio is added, stir 10 ~ 60 minutes, add the TPE elastomer taken by weight ratio again, stir 10 ~ 15 minutes, discharging; (3) the Nanometer-sized Antimony-doped stannic oxide (ATO) taken by weight ratio and aluminium titanium composite coupler are added rotating speed at the high-speed mixer of 1500 ~ 3000 revs/min, stir 3 ~ 5 minutes, then the discharging of step (2) is added, stir 1 ~ 3 minute, add the compound of the fumed silica of particle diameter between 2 μm ~ 4 μm taken by weight ratio, the compound, polyethylene wax and the primary antioxidant that are made up of erucicamide 75wt% and silicone 25wt% 1010 and auxiliary antioxidant 168 again, continue stirring 10 ~ 30 minutes, discharging; (4) compound of step (3) is added in twin screw extruder extrude after abundant melt blending, granulation, obtain a kind of nucleocapsid structure of the present invention toughness reinforcing and there is smooth anti-static polyethylene matrix material.
Embodiment 2:
A kind of nucleocapsid structure is toughness reinforcing and have smooth anti-static polyethylene matrix material, and its component by mass percent proportioning is: the compound 0.8% of polyethylene 75%, talcum powder 10%, TPE elastomer 10%, vinylformic acid 1.2%, dicyclohexyl peroxydicarbonate 0.2%, Nanometer-sized Antimony-doped stannic oxide (ATO) 0.6%, the fumed silica 0.2% of particle diameter between 2 μm ~ 4 μm, the compound 0.8% be made up of erucicamide 75wt% and silicone 25wt%, aluminium titanium composite coupler 0.2%, TAS-2A dispersion agent 1%, primary antioxidant 1010 and auxiliary antioxidant 168.Described talcum powder is selected talcum powder, and particle diameter is the crystalline powder of the white band solid gloss of 0.1 μm ~ 5 μm, its relative density 2.7 ~ 2.8g/cm 3, specific surface area 60000cm 2/ more than g.
Preparation method: (1) is by talcum powder at the temperature of 100 DEG C ~ 120 DEG C dry 1 ~ 2 hour, stand-by; (2) taking dried talcum powder by weight ratio, to add barrel temperature be in 25 DEG C ~ 70 DEG C high-speed mixers, stir 3 ~ 15 minutes, then the vinylformic acid and dicyclohexyl peroxydicarbonate that take by weight ratio is added, stir 10 ~ 60 minutes, add the TPE elastomer taken by weight ratio again, stir 10 ~ 15 minutes, discharging; (3) the Nanometer-sized Antimony-doped stannic oxide (ATO) taken by weight ratio and aluminium titanium composite coupler are added rotating speed at the high-speed mixer of 1500 ~ 3000 revs/min, stir 3 ~ 5 minutes, then the discharging of step (2) is added, stir 1 ~ 3 minute, add the compound of the fumed silica of particle diameter between 2 μm ~ 4 μm taken by weight ratio, the compound be made up of erucicamide 75wt% and silicone 25wt%, TAS-2A dispersion agent and primary antioxidant 1010 and auxiliary antioxidant 168 again, continue stirring 10 ~ 30 minutes, discharging; (4) compound of step (3) is added in twin screw extruder extrude after abundant melt blending, granulation, obtain a kind of nucleocapsid structure of the present invention toughness reinforcing and there is smooth anti-static polyethylene matrix material.
Embodiment 3:
A kind of nucleocapsid structure is toughness reinforcing and have smooth anti-static polyethylene matrix material, and its component by mass percent proportioning is: the compound 0.5% of polyethylene 85%, talcum powder 8%, TPE elastomer 3%, vinylformic acid 0.5%, dicyclohexyl peroxydicarbonate 0.2%, carbon nanotube 1.2%, the particle diameter fumed silica 0.2% between 2 μm ~ 4 μm, the compound 0.2% be made up of erucicamide 75wt% and silicone 25wt%, aluminium titanium composite coupler 0.3%, ethylene bis stearic acid amide (EBS) 0.9%, primary antioxidant 1010 and auxiliary antioxidant 168.Described talcum powder is selected talcum powder, and particle diameter is the crystalline powder of the white band solid gloss of 0.1 μm ~ 5 μm, its relative density 2.7 ~ 2.8g/cm 3, specific surface area 60000cm 2/ more than g.
Preparation method: (1) is by talcum powder at the temperature of 100 DEG C ~ 120 DEG C dry 1 ~ 2 hour, stand-by; (2) taking dried talcum powder by weight ratio, to add barrel temperature be in 25 DEG C ~ 70 DEG C high-speed mixers, stir 3 ~ 15 minutes, then the vinylformic acid and dicyclohexyl peroxydicarbonate that take by weight ratio is added, stir 10 ~ 60 minutes, add the TPE elastomer taken by weight ratio again, stir 10 ~ 15 minutes, discharging; (3) carbon nanotube taken by weight ratio and aluminium titanium composite coupler are added rotating speed at the high-speed mixer of 1500 ~ 3000 revs/min, stir 3 ~ 5 minutes, then the discharging of step (2) is added, stir 1 ~ 3 minute, add the compound of the fumed silica of particle diameter between 2 μm ~ 4 μm taken by weight ratio, the compound be made up of erucicamide 75wt% and silicone 25wt%, ethylene bis stearic acid amide (EBS) and primary antioxidant 1010 and auxiliary antioxidant 168 again, continue stirring 10 ~ 30 minutes, discharging; (4) compound of step (3) is added in twin screw extruder extrude after abundant melt blending, granulation, obtain a kind of nucleocapsid structure of the present invention toughness reinforcing and there is smooth anti-static polyethylene matrix material.

Claims (9)

1. a nucleocapsid structure is toughness reinforcing and have smooth anti-static polyethylene matrix material, it is characterized in that, its component by mass percent proportioning is: polyethylene 60% ~ 85%, talcum powder 5% ~ 15%, TPE elastomer 3% ~ 10%, vinylformic acid 0.5% ~ 2%, dicyclohexyl peroxydicarbonate 0.1% ~ 1%, static inhibitor 0.5% ~ 2%, opening agent 0.1% ~ 1%, slipping agent 0.5% ~ 3%, coupling agent 0.1% ~ 1%, dispersion agent 0.1% ~ 2%, oxidation inhibitor 0.1% ~ 1%.
2. a kind of nucleocapsid structure according to claim 1 is toughness reinforcing and have smooth anti-static polyethylene matrix material, it is characterized in that, described talcum powder is selected talcum powder, and particle diameter is the crystalline powder of the white band solid gloss of 0.1 μm ~ 5 μm, its relative density 2.7 ~ 2.8g/cm 3, specific surface area 60000cm 2/ more than g.
3. a kind of nucleocapsid structure according to claim 1 is toughness reinforcing and have smooth anti-static polyethylene matrix material, and it is characterized in that, described static inhibitor is the one in Nanometer-sized Antimony-doped stannic oxide (ATO), nanometer electricity-conductive powder, carbon nanotube.
4. a kind of nucleocapsid structure according to claim 1 is toughness reinforcing and have smooth anti-static polyethylene matrix material, and it is characterized in that, described opening agent is the fumed silica of particle diameter between 2 μm ~ 4 μm.
5. a kind of nucleocapsid structure according to claim 1 is toughness reinforcing and have smooth anti-static polyethylene matrix material, it is characterized in that, the compound that described slipping agent is made up of erucicamide 75wt% and silicone 25wt%.
6. a kind of nucleocapsid structure according to claim 1 is toughness reinforcing and have smooth anti-static polyethylene matrix material, and it is characterized in that, described coupling agent is aluminium titanium composite coupler.
7. a kind of nucleocapsid structure according to claim 1 is toughness reinforcing and have smooth anti-static polyethylene matrix material, it is characterized in that, described dispersion agent is the one in polyethylene wax, EVA wax, OP wax, TAS-2A dispersion agent, ethylene bis stearic acid amide (EBS).
8. a kind of nucleocapsid structure according to claim 1 is toughness reinforcing and have smooth anti-static polyethylene matrix material, it is characterized in that, described oxidation inhibitor is primary antioxidant 1010 and the compound of auxiliary antioxidant 168.
9. the toughness reinforcing preparation method with having smooth anti-static polyethylene matrix material of a kind of nucleocapsid structure according to claim 1, is characterized in that, comprise the following steps:
(1) by talcum powder at the temperature of 100 DEG C ~ 120 DEG C dry 1 ~ 2 hour, stand-by;
(2) taking dried talcum powder by weight ratio, to add barrel temperature be in 25 DEG C ~ 70 DEG C high-speed mixers, stir 3 ~ 15 minutes, then the vinylformic acid and dicyclohexyl peroxydicarbonate that take by weight ratio is added, stir 10 ~ 60 minutes, add the TPE elastomer taken by weight ratio again, stir 10 ~ 15 minutes, discharging;
(3) static inhibitor taken by weight ratio and coupling agent are added rotating speed at the high-speed mixer of 1500 ~ 3000 revs/min, stir 3 ~ 5 minutes, then the discharging of step (2) is added, stir 1 ~ 3 minute, add the opening agent, slipping agent, dispersion agent and the oxidation inhibitor that take by weight ratio again, continue stirring 10 ~ 30 minutes, discharging;
(4) compound of step (3) is added in twin screw extruder extrude after abundant melt blending, granulation, obtain a kind of nucleocapsid structure of the present invention toughness reinforcing and there is smooth anti-static polyethylene matrix material.
CN201310630652.9A 2013-12-02 2013-12-02 Core-shell-structure toughened smooth antistatic polyethylene composite material Pending CN104672589A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106432890A (en) * 2016-09-21 2017-02-22 陕西理工学院 Method for preparing nanometer antimony doped tin oxid (ATO) modified antistatic anti-reflection PE agricultural film
CN110066455A (en) * 2018-01-23 2019-07-30 合肥杰事杰新材料股份有限公司 A kind of abrasion performance antistatic polypropylene material and preparation method thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106432890A (en) * 2016-09-21 2017-02-22 陕西理工学院 Method for preparing nanometer antimony doped tin oxid (ATO) modified antistatic anti-reflection PE agricultural film
CN110066455A (en) * 2018-01-23 2019-07-30 合肥杰事杰新材料股份有限公司 A kind of abrasion performance antistatic polypropylene material and preparation method thereof
CN110066455B (en) * 2018-01-23 2022-04-05 合肥杰事杰新材料股份有限公司 Abrasion-resistant antistatic polypropylene material and preparation method thereof

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Application publication date: 20150603