CN109027444A - A kind of preparation process of the antistatic modified hollow spiral tube of high rigidity - Google Patents
A kind of preparation process of the antistatic modified hollow spiral tube of high rigidity Download PDFInfo
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- CN109027444A CN109027444A CN201810831733.8A CN201810831733A CN109027444A CN 109027444 A CN109027444 A CN 109027444A CN 201810831733 A CN201810831733 A CN 201810831733A CN 109027444 A CN109027444 A CN 109027444A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L9/00—Rigid pipes
- F16L9/16—Rigid pipes wound from sheets or strips, with or without reinforcement
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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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L57/00—Protection of pipes or objects of similar shape against external or internal damage or wear
- F16L57/02—Protection of pipes or objects of similar shape against external or internal damage or wear against cracking or buckling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L57/00—Protection of pipes or objects of similar shape against external or internal damage or wear
- F16L57/04—Protection of pipes or objects of similar shape against external or internal damage or wear against fire or other external sources of extreme heat
-
- 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
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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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
- C08K2201/001—Conductive additives
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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
- C08L2201/02—Flame or fire retardant/resistant
-
- 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
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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
- C08L2203/00—Applications
- C08L2203/18—Applications used for pipes
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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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- 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
- C08L2207/06—Properties of polyethylene
- C08L2207/062—HDPE
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- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The present invention relates to a kind of preparation processes of the antistatic modified hollow spiral tube of high rigidity.Graphene is modified using modified nano zinc oxide whisker, nano zinc oxide crystal whisker, vinyl silicane coupling agent and graphene are combined as a whole, vinyl silicane coupling agent and nano zinc oxide crystal whisker be uniformly dispersed on the surface of graphene with piece interlayer, improve the surface property of graphene, the dispersion of nano zinc oxide crystal whisker and graphene is effectively facilitated, prevent its reunion, it is acted on high-density polyethylene resin, the compatibility between system is improved, the mechanical property and toughness and rigidity of tubing are improved；On the one hand improve tubing at carbon amounts, improve the thermal stability of tubing；On the other hand, nano zinc oxide crystal whisker and graphene cooperation, form continuous conductive path between system, substantially increase the electric conductivity of tubing, improve the anti-electrostatic fire retardant effect of tubing；Preparation method is simply scientific, low in cost, preparation process environmental protection, will not generate pollution to environment.
Description
Technical field
The invention belongs to plastic pipe fabricating technology fields, are related to a kind of antistatic modified hollow wall winding of high rigidity
The preparation process of pipe.
Background technique
Hollow spiral tube be it is a kind of with high density polyethylene (HDPE) (HDPE) for raw material, be made of hot winding shaping process
Structure-wall pipe material, have that flexibility strong, inner wall smooth, flow resistance be small, wear-resisting and corrosion resistant performance, there is excellent Gao Gang
Degree, high-intensitive, light-weight, impact resistance be strong, not cracky the features such as, be suitable for conveying water temperature and arranged in 45 DEG C of municipal administrations below
Water, building outdoor drainage, the defeated draining in buried farmland, discharge of industrial wastes, road drainage, sewage and waste water drainage system, sports ground and
Plaza Project draining and electrical telecommunication engineering etc..
Plastic pipe is insulating materials, has good electrical insulation capability, but its surface is extremely easy to produce static electricity.Industry is raw
The dust suspension and the mutual frictional impact in hollow spiral tube surface in environment are produced, positive and negative charge redistribution is gathered in respectively
In hollow wall tube surfaces and dust；And these electrostatic charges are difficult to migrate, when static charge buildup will discharge production to a certain extent
It lights a fire flower, brings security risk, fire or chemicals is caused to explode.
In order to make plastic pipe that there is excellent antistatic property, it usually needs carry out antistatic change to plastic resin raw material
Property, existing antistatic modified method is usually to add antisatic additive such as conductive black, but conductive black can only obtain
Black product, and when dosage is big, can also destroy certain mechanical properties of tubing.
Summary of the invention
The purpose of invention: the present invention provides a kind of preparation process of the antistatic modified hollow spiral tube of high rigidity, works
Skill is simply scientific, low in cost, and hollow spiral tube rigidity obtained greatly improves, and antistatic property is excellent and durability is good.
Technical solution: in order to achieve the goal above, the invention discloses a kind of antistatic modified hollow wall windings of high rigidity
The preparation process of pipe, comprising the following steps:
(1) score meter by weight, weighs 100-120 parts of high density polyethylene (HDPE), linear low density polyethylene 10-20 respectively
Part, 10-20 parts of haloflex, 8-12 parts of nano zinc oxide crystal whisker modified graphene, 6-12 parts of expanding material, 1-3 parts of lubricant,
3-9 parts of fire retardant, 0.5-1.5 parts of antioxidant, 1-3 parts of coupling agent, 1-5 parts of nanometer calcium carbonate, 1-3 parts of processing aid, initiator
4-6 parts；
(2) first by the low density polyethylene (LDPE) of above-mentioned formula ratio, haloflex, antioxidant, total amount 1/2 coupling agent in height
Be uniformly mixed in fast batch mixer, be plasticized after add initiator be uniformly mixed to obtain mixture A；
(3) by the high density polyethylene (HDPE) of above-mentioned formula ratio, nano zinc oxide crystal whisker modified graphene, expanding material, lubricant,
Fire retardant, antioxidant, the coupling agent of residue 1/2, nanometer calcium carbonate, processing aid, which are put into high-speed mixer, stirs 30-40min
The mixture A being added in step (2) afterwards continue to stir poured into double screw extruder after 10-20min is sufficiently mixed uniformly heating,
Pressurization plasticizing squeezes out profile in molten condition, when profile is cooled to 40-90 DEG C, while winding direction with it is two-way in direction of advance
Profile is drawn, hollow spiral tube is formed.
Preferably, the preparation method of the nano zinc oxide crystal whisker modified graphene is the following steps are included: first by 10-20
Part nano zinc oxide crystal whisker is pre-processed: being put into 110 ± 10 DEG C of drying in oven 2-3h, 60 DEG C of < are cooled to after drying；
Secondly 3-5 parts of vinyl silicane coupling agents are dissolved in 40-60 parts of dehydrated alcohols, after adding pretreatment cooling
Nano zinc oxide crystal whisker carry out ultrasonic disperse, be warming up to 70-80 DEG C stir evenly filtering after obtain modified nano zinc oxide crystalline substance
Must, for use；
20-30 parts of polymethylacrylic acid are added to obtained solution A in 60-80 parts of ethylene glycol ethyl ethers again, blender stirs
2-3h is mixed, above-mentioned modified nano zinc oxide whisker and 20-30 parts of graphene powders are added sequentially in above-mentioned solution A, ultrasound
3-5 parts of acetylbutyrylcelluloses, 2-4 parts of neopelexes and 3-5 parts of N methyldiethanol amines are added in 30-40min,
Continue to stir 4-6h, obtains modified zinc oxide graphene sol.In order to improve the dispersibility of nano zinc oxide crystal whisker, need to add
Coupling agent is modified whisker；It recycles and is modified after being modified using vinyl silicane coupling agent to nano zinc oxide crystal whisker
Nano zinc oxide crystal whisker is modified graphene, and nano zinc oxide crystal whisker, vinyl silicane coupling agent and graphene are combined
It is integrated, vinyl silicane coupling agent and nano zinc oxide crystal whisker are uniformly dispersed on the surface of graphene with piece interlayer, are improved
The surface property of graphene has effectively facilitated the dispersion of nano zinc oxide crystal whisker and graphene, prevents its reunion and high density poly-
Vinyl effect, improves the compatibility between system, improves the mechanical property and toughness and rigidity of tubing；On the one hand it improves
Tubing at carbon amounts, improve the thermal stability of tubing；On the other hand, nano zinc oxide crystal whisker and graphene cooperation, in system
Between form continuous conductive path, substantially increase the electric conductivity of tubing, improve the anti-electrostatic fire retardant effect of tubing.
Preferably, the nano zinc oxide crystal whisker content is 99.9%, average grain diameter 30-50nm, and length is 10 μm, than
Surface area is 30m2/g。
Preferably, the vinyl silicane coupling agent is vinyltrimethoxysilane, vinyltriethoxysilane, second
One of alkenyl triacetoxysilane is a variety of.
Preferably, the expanding material is maleic anhydride grafted polyethylene.
Preferably, the lubricant is one or both of oxidized polyethylene wax or the double oleamide EBO of ethylene.
Preferably, the fire retardant is brucite powder or sepiolite.
Preferably, the antioxidant is the refined precious antioxidant PW-9215 in the U.S..
Preferably, the coupling agent is at least one of aluminate coupling agent DH-306, silane coupling agent KH-560.
Preferably, the processing aid is dioctyl phthalate DOP and/or plastics brightener PE wax；The initiation
Agent is tert-Butyl peroxypivalate and/or cobaltous octadecanate.
Above-mentioned technical proposal can be seen that the invention has the following beneficial effects:
(1) nano zinc oxide crystal whisker has the draw ratio of super large, can make the formed spacial framework of PE molecule, improves
Tubing intensity；Meanwhile nano whisker is easier in conjunction with more PE molecules, the network structure formed is even closer, Ke Yixian
The intensity for improving tubing is write, and does not influence original performance, it is ensured that other performances of tubing meet the first pass standard requirements of PE pipe；
(2) modified nano zinc oxide is recycled after being modified using vinyl silicane coupling agent to nano zinc oxide crystal whisker
Whisker is modified graphene, and nano zinc oxide crystal whisker, vinyl silicane coupling agent and graphene are combined as a whole, ethylene
Base silane coupling agent and nano zinc oxide crystal whisker are uniformly dispersed on the surface of graphene with piece interlayer, improve the surface of graphene
Performance has effectively facilitated the dispersion of nano zinc oxide crystal whisker and graphene, prevents its reunion and high-density polyethylene resin from making
With improving the compatibility between system, improve the mechanical property and toughness and rigidity of tubing；On the one hand improve tubing at carbon
Amount, improves the thermal stability of tubing；On the other hand, nano zinc oxide crystal whisker and graphene cooperation, form continuous between system
Conductive path, substantially increase the electric conductivity of tubing, improve the anti-electrostatic fire retardant effect of tubing；
(3) preparation method is simply scientific, low in cost, preparation process environmental protection, will not generate pollution to environment.
Specific embodiment
Below with reference to embodiment, the present invention is described in detail.
The invention discloses a kind of preparation processes of the antistatic modified hollow spiral tube of high rigidity, comprising the following steps:
(1) score meter by weight, weighs high density polyethylene (HDPE), linear low density polyethylene, haloflex, nanometer respectively
ZnOw modified graphene, expanding material, lubricant, fire retardant, antioxidant, coupling agent, nanometer calcium carbonate, processing aid,
Initiator；
(2) first by the low density polyethylene (LDPE) of above-mentioned formula ratio, haloflex, antioxidant, total amount 1/2 coupling agent in height
Be uniformly mixed in fast batch mixer, be plasticized after add initiator be uniformly mixed to obtain mixture A；
(3) by the high density polyethylene (HDPE) of above-mentioned formula ratio, nano zinc oxide crystal whisker modified graphene, expanding material, lubricant,
Fire retardant, antioxidant, the coupling agent of residue 1/2, nanometer calcium carbonate, processing aid, which are put into high-speed mixer, stirs 30-40min
The mixture A being added in step (2) afterwards continue to stir poured into double screw extruder after 10-20min is sufficiently mixed uniformly heating,
Pressurization plasticizing squeezes out profile in molten condition, when profile is cooled to 40-90 DEG C, while winding direction with it is two-way in direction of advance
Profile is drawn, hollow spiral tube is formed.
The preparation method of the nano zinc oxide crystal whisker modified graphene is the following steps are included: first by nano zine oxide crystalline substance
It must be pre-processed: be put into 110 ± 10 DEG C of drying in oven 2-3h, 60 DEG C of < are cooled to after drying；
Secondly vinyl silicane coupling agent is dissolved in dehydrated alcohol, adds pretreatment nano zine oxide after cooling
Whisker carry out ultrasonic disperse, be warming up to 70-80 DEG C stir evenly filtering after obtain modified nano zinc oxide whisker, for use；
Polymethylacrylic acid is added to obtained solution A in ethylene glycol ethyl ether again, blender stirs 2-3h, changes above-mentioned
Property nano zinc oxide crystal whisker and graphene powder be added sequentially in above-mentioned solution A, it is fine that acetate butyrate is added in ultrasonic 30-40min
Dimension element, neopelex and N methyldiethanol amine continue to stir 4-6h, obtain modified zinc oxide graphene sol.
In order to improve the dispersibility of nano zinc oxide crystal whisker, needs to add coupling agent and whisker is modified；Utilize vinyl silanes idol
Connection agent recycles modified nano zinc oxide whisker to be modified graphene after being modified to nano zinc oxide crystal whisker, by nanometer
ZnOw, vinyl silicane coupling agent and graphene are combined as a whole, and vinyl silicane coupling agent and nano zine oxide are brilliant
It must be uniformly dispersed on the surface of graphene with piece interlayer, improve the surface property of graphene, effectively facilitated nano zine oxide
The dispersion of whisker and graphene prevents its reunion and high-density polyethylene resin from acting on, improves the compatibility between system, change
The mechanical property and toughness and rigidity of kind tubing；On the one hand improve tubing at carbon amounts, improve the thermal stability of tubing；Separately
On the one hand, nano zinc oxide crystal whisker and graphene cooperation, form continuous conductive path between system, substantially increase tubing
Electric conductivity improves the anti-electrostatic fire retardant effect of tubing.
The nano zinc oxide crystal whisker content is 99.9%, average grain diameter 30-50nm, and length is 10 μm, specific surface area
For 30m2/g。
The vinyl silicane coupling agent is vinyltrimethoxysilane, vinyltriethoxysilane, vinyl three
One of acetoxylsilane is a variety of.
The expanding material is maleic anhydride grafted polyethylene.
The lubricant is one or both of oxidized polyethylene wax or the double oleamide EBO of ethylene.
The fire retardant is brucite powder or sepiolite.
The antioxidant is the refined precious antioxidant PW-9215 in the U.S..
The coupling agent is at least one of aluminate coupling agent DH-306, silane coupling agent KH-560.
The processing aid is dioctyl phthalate DOP and/or plastics brightener PE wax；The initiator is peroxide
Change the neopentanoic acid tert-butyl ester and/or cobaltous octadecanate.
Table 1 is the formulation dosage table of 1-3 of embodiment of the present invention hollow spiral tube；2 embodiment 1-3 nano zine oxide of table is brilliant
It must modified graphene constituent table；Table 3 is the tensile strength of 1-3 of embodiment of the present invention hollow spiral tube, extension at break
Rate, notch impact strength, resistivity, the performance parameter test result of oxygen index (OI)；
Hollow spiral tube composition of raw materials (unit: part) described in 1 embodiment 1-3 of table
2 embodiment 1-3 nano zinc oxide crystal whisker modified graphene constituent table (unit: part) of table
| Embodiment 1 | Embodiment 2 | Embodiment 3 | |
| Nano zinc oxide crystal whisker | 10 | 20 | 15 |
| Graphene | 20 | 30 | 23 |
| Vinyl silanes coupling | 3 | 5 | 4 |
| Dehydrated alcohol | 40 | 60 | 50 |
| Polymethylacrylic acid | 20 | 30 | 25 |
| Ethylene glycol ethyl ether | 60 | 80 | 70 |
| Acetylbutyrylcellulose | 3 | 5 | 4 |
| Neopelex | 2 | 4 | 3 |
| N methyldiethanol amine | 3 | 5 | 4 |
The test result of the antistatic hollow spiral tube of high rigidity made from 3 embodiment 1-3 of table
| Embodiment 1 | Embodiment 2 | Embodiment 3 | |
| Tensile strength (MPa) | 29.2 | 28.9 | 29.8 |
| Elongation at break (%) | 392 | 394 | 382 |
| Notch impact strength (KJ/m2) | 6.2 | 6.3 | 6.6 |
| Resistivity (Ω .cm) | 9.0×107 | 8.5×107 | 9.9×107 |
| Oxygen index (OI) (%) | 35 | 35 | 36 |
As shown in Table 3, high using hollow spiral tube resistivity produced by the present invention, antistatic property is good；Good flame resistance,
Thermal stability is good, tubing is indeformable, and mechanical property meets product requirement.
The above is only a preferred embodiment of the present invention, it should be noted that for those skilled in the art
For, without departing from the principle of the present invention, several improvement can also be made, these improvement also should be regarded as guarantor of the invention
Protect range.
Claims (10)
1. a kind of preparation process of the antistatic modified hollow spiral tube of high rigidity, it is characterised in that: the following steps are included:
(1) score meter by weight, weighs 100-120 parts of high density polyethylene (HDPE), 10-20 parts of linear low density polyethylene, chlorine respectively
Change polyethylene 10-20 parts, it is 8-12 parts of nano zinc oxide crystal whisker modified graphene, 6-12 parts of expanding material, 1-3 parts of lubricant, fire-retardant
3-9 parts of agent, 0.5-1.5 parts of antioxidant, 1-3 parts of coupling agent, 1-5 parts of nanometer calcium carbonate, 1-3 parts of processing aid, initiator 4-6
Part；
(2) first that the coupling agent of the low density polyethylene (LDPE) of above-mentioned formula ratio, haloflex, antioxidant, total amount 1/2 is mixed in high speed
Be uniformly mixed in material machine, be plasticized after add initiator be uniformly mixed to obtain mixture A；
(3) by the high density polyethylene (HDPE) of above-mentioned formula ratio, nano zinc oxide crystal whisker modified graphene, expanding material, lubricant, fire-retardant
Agent, antioxidant, the coupling agent of residue 1/2, nanometer calcium carbonate, processing aid are put into high-speed mixer to be added after stirring 30-40min
Enter the mixture A in step (2) to continue to pour into heating in double screw extruder after stirring 10-20min is sufficiently mixed uniformly, pressurize
Plasticizing squeezes out profile in molten condition, when profile is cooled to 40-90 DEG C, while the bivector traction on winding direction and direction of advance
Profile forms hollow spiral tube.
2. a kind of preparation process of the antistatic modified hollow spiral tube of high rigidity according to claim 1, feature exist
In: the preparation method of the nano zinc oxide crystal whisker modified graphene is the following steps are included: first by 10-20 parts of nano zine oxides
Whisker is pre-processed: being put into 110 ± 10 DEG C of drying in oven 2-3h, 60 DEG C of < are cooled to after drying；
Secondly 3-5 parts of vinyl silicane coupling agents are dissolved in 40-60 parts of dehydrated alcohols, add and pre-processes after cooling receive
Rice ZnOw carry out ultrasonic disperse, be warming up to 70-80 DEG C stir evenly filtering after obtain modified nano zinc oxide whisker, to
With；
20-30 parts of polymethylacrylic acid are added to obtained solution A in 60-80 parts of ethylene glycol ethyl ethers again, blender stirs 2-
Above-mentioned modified nano zinc oxide whisker and 20-30 parts of graphene powders are added sequentially in above-mentioned solution A, ultrasonic 30- by 3h
3-5 parts of acetylbutyrylcelluloses, 2-4 parts of neopelexes and 3-5 parts of N methyldiethanol amines are added in 40min, continue
4-6h is stirred, modified zinc oxide graphene sol is obtained.
3. a kind of preparation process of the antistatic modified hollow spiral tube of high rigidity according to claim 2, feature exist
In: the nano zinc oxide crystal whisker content is 99.9%, average grain diameter 30-50nm, and length is 10 μm, specific surface area 30m2/
g。
4. a kind of preparation process of the antistatic modified hollow spiral tube of high rigidity according to claim 2, feature exist
In: the vinyl silicane coupling agent is vinyltrimethoxysilane, vinyltriethoxysilane, vinyl triacetyl oxygen
One of base silane is a variety of.
5. a kind of preparation process of the antistatic modified hollow spiral tube of high rigidity according to claim 1, feature exist
In: the expanding material is maleic anhydride grafted polyethylene.
6. a kind of preparation process of the antistatic modified hollow spiral tube of high rigidity according to claim 1, feature exist
In: the lubricant is one or both of oxidized polyethylene wax or the double oleamide EBO of ethylene.
7. a kind of preparation process of the antistatic modified hollow spiral tube of high rigidity according to claim 1, feature exist
In: the fire retardant is brucite powder or sepiolite.
8. a kind of preparation process of the antistatic modified hollow spiral tube of high rigidity according to claim 1, feature exist
In: the antioxidant is the refined precious antioxidant PW-9215 in the U.S..
9. a kind of preparation process of the antistatic modified hollow spiral tube of high rigidity according to claim 1, feature exist
In: the coupling agent is at least one of aluminate coupling agent DH-306, silane coupling agent KH-560.
10. a kind of preparation process of the antistatic modified hollow spiral tube of high rigidity according to claim 1, feature exist
In: the processing aid is dioctyl phthalate DOP and/or plastics brightener PE wax；The initiator is that peroxidating is new
Pentanoate and/or cobaltous octadecanate.
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|---|---|---|---|
| CN201810831733.8A CN109027444B (en) | 2018-07-26 | 2018-07-26 | Preparation process of high-rigidity antistatic modified hollow-wall winding pipe |
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|---|---|---|---|
| CN201810831733.8A CN109027444B (en) | 2018-07-26 | 2018-07-26 | Preparation process of high-rigidity antistatic modified hollow-wall winding pipe |
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| CN109027444B CN109027444B (en) | 2020-04-10 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113527811A (en) * | 2021-07-29 | 2021-10-22 | 安徽杰蓝特新材料有限公司 | High-flame-retardancy PP corrugated pipe and processing technology thereof |
| CN117888230A (en) * | 2024-03-14 | 2024-04-16 | 广州奥王达皮具有限公司 | Waterproof antistatic box wrapping cloth material and preparation method thereof |
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| CN117888230A (en) * | 2024-03-14 | 2024-04-16 | 广州奥王达皮具有限公司 | Waterproof antistatic box wrapping cloth material and preparation method thereof |
| CN117888230B (en) * | 2024-03-14 | 2024-05-10 | 广州奥王达皮具有限公司 | Waterproof antistatic box wrapping cloth material and preparation method thereof |
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Denomination of invention: Preparation process of high rigidity antistatic modified hollow wall wound tube Effective date of registration: 20201222 Granted publication date: 20200410 Pledgee: Xinyi Xinke Venture Capital Co.,Ltd. Pledgor: XUZHOU XINXINNATI NEW MATERIAL Co.,Ltd. Registration number: Y2020320000249 |