CN114410009A - High-performance pipe and preparation method thereof - Google Patents
High-performance pipe and preparation method thereof Download PDFInfo
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- CN114410009A CN114410009A CN202210242647.XA CN202210242647A CN114410009A CN 114410009 A CN114410009 A CN 114410009A CN 202210242647 A CN202210242647 A CN 202210242647A CN 114410009 A CN114410009 A CN 114410009A
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- parts
- wetting agent
- pipe
- graphene oxide
- styrene
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- 238000002360 preparation method Methods 0.000 title abstract description 13
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims abstract description 127
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims abstract description 90
- -1 polypropylene Polymers 0.000 claims abstract description 65
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 62
- 239000000080 wetting agent Substances 0.000 claims abstract description 60
- 229910021389 graphene Inorganic materials 0.000 claims abstract description 58
- 239000004743 Polypropylene Substances 0.000 claims abstract description 53
- 229920001155 polypropylene Polymers 0.000 claims abstract description 53
- QLOAVXSYZAJECW-UHFFFAOYSA-N methane;molecular fluorine Chemical compound C.FF QLOAVXSYZAJECW-UHFFFAOYSA-N 0.000 claims abstract description 51
- 239000004609 Impact Modifier Substances 0.000 claims abstract description 49
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 49
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 49
- 229910000019 calcium carbonate Inorganic materials 0.000 claims abstract description 45
- 239000000463 material Substances 0.000 claims abstract description 37
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 69
- 239000000203 mixture Substances 0.000 claims description 34
- AQKOHYMKBUOXEB-RYNSOKOISA-N [(2R)-2-[(2R,3R,4S)-4-hydroxy-3-(16-methylheptadecanoyloxy)oxolan-2-yl]-2-(16-methylheptadecanoyloxy)ethyl] 16-methylheptadecanoate Chemical compound CC(C)CCCCCCCCCCCCCCC(=O)OC[C@@H](OC(=O)CCCCCCCCCCCCCCC(C)C)[C@H]1OC[C@H](O)[C@H]1OC(=O)CCCCCCCCCCCCCCC(C)C AQKOHYMKBUOXEB-RYNSOKOISA-N 0.000 claims description 30
- 239000012188 paraffin wax Substances 0.000 claims description 30
- 239000004709 Chlorinated polyethylene Substances 0.000 claims description 18
- WWNGFHNQODFIEX-UHFFFAOYSA-N buta-1,3-diene;methyl 2-methylprop-2-enoate;styrene Chemical group C=CC=C.COC(=O)C(C)=C.C=CC1=CC=CC=C1 WWNGFHNQODFIEX-UHFFFAOYSA-N 0.000 claims description 18
- 229920001577 copolymer Polymers 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 15
- 238000001816 cooling Methods 0.000 claims description 10
- 238000001125 extrusion Methods 0.000 claims description 10
- 238000007493 shaping process Methods 0.000 claims description 10
- 238000010438 heat treatment Methods 0.000 claims description 8
- WPMYUUITDBHVQZ-UHFFFAOYSA-N 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoic acid Chemical compound CC(C)(C)C1=CC(CCC(O)=O)=CC(C(C)(C)C)=C1O WPMYUUITDBHVQZ-UHFFFAOYSA-N 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 11
- 239000002994 raw material Substances 0.000 description 14
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 description 10
- NFHFRUOZVGFOOS-UHFFFAOYSA-N palladium;triphenylphosphane Chemical compound [Pd].C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1 NFHFRUOZVGFOOS-UHFFFAOYSA-N 0.000 description 10
- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical group OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 description 10
- 238000003756 stirring Methods 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 7
- 229920003023 plastic Polymers 0.000 description 7
- 239000004033 plastic Substances 0.000 description 7
- 239000000843 powder Substances 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 6
- 239000000243 solution Substances 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 229910002804 graphite Inorganic materials 0.000 description 3
- 239000010439 graphite Substances 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 229910052684 Cerium Inorganic materials 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 239000004793 Polystyrene Substances 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 229920002223 polystyrene Polymers 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- DLYUQMMRRRQYAE-UHFFFAOYSA-N tetraphosphorus decaoxide Chemical compound O1P(O2)(=O)OP3(=O)OP1(=O)OP2(=O)O3 DLYUQMMRRRQYAE-UHFFFAOYSA-N 0.000 description 2
- 229920001169 thermoplastic Polymers 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- 229910002651 NO3 Inorganic materials 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000010436 fluorite Substances 0.000 description 1
- 238000001192 hot extrusion Methods 0.000 description 1
- 239000003906 humectant Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910001437 manganese ion Inorganic materials 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 239000012286 potassium permanganate Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Classifications
-
- 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
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/12—Polypropene
-
- 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
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
-
- 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
- C08K2201/017—Additives being an antistatic agent
-
- 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
- C08L2203/00—Applications
- C08L2203/18—Applications used for pipes
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
A high-performance pipe material and a preparation method thereof contain polypropylene, graphene oxide grafted styrene and graphite fluoride. The high-performance pipe also contains an impact modifier, calcium carbonate, an antioxidant and a wetting agent. Polypropylene in parts by weight: 50-120 parts; graphene oxide grafted styrene: 0.5 to 5 parts; graphite fluoride: 0.5 to 5 parts; impact modifier: 10-30 parts; antioxidant: 1-3 parts; calcium carbonate: 2-10 parts of: wetting agent: 1 to 4 portions. According to the invention, the graphene oxide grafted styrene and graphite fluoride are added into polypropylene, so that the resistivity of the material of the pipe is reduced, and the antistatic effect is improved. Meanwhile, the strength of the pipe is improved by grafting the graphene oxide with the styrene.
Description
Technical Field
The invention relates to the technical field of power pipes, in particular to a high-performance pipe and a preparation method thereof.
Background
The polypropylene (PP) has high melting point and excellent comprehensive performance, is one of the most promising thermoplastic polymer materials at present, has the advantages of low density, good rigidity, high strength, deflection resistance, outstanding stress cracking resistance, good heat resistance, electric insulation and chemical resistance, rich raw material sources, low price and easy processing and forming compared with other general thermoplastic plastics, and therefore, the polypropylene is widely applied to electric power tubes. The power pipe can also be called a pipe material for short, and is a product obtained by hot extrusion of polypropylene. However, the antistatic performance of the prior art power tube is poor.
Therefore, it is necessary to provide a high performance pipe to solve the deficiencies of the prior art.
Disclosure of Invention
One of the objects of the present invention is to provide a high performance pipe material avoiding the disadvantages of the prior art. The high-performance pipe has excellent antistatic performance.
The above object of the present invention is achieved by the following technical measures:
provides a high-performance pipe, which comprises polypropylene, graphene oxide grafted styrene and graphite fluoride as raw materials.
The high performance pipe of the present invention also contains an impact modifier, calcium carbonate, an antioxidant and a wetting agent.
The high-performance pipe material of the invention comprises the following components in parts by weight,
polypropylene: 50-120 parts;
graphene oxide grafted styrene: 0.5 to 5 parts;
graphite fluoride: 0.5 to 5 parts;
impact modifier: 10-30 parts;
antioxidant: 1-3 parts;
calcium carbonate: 2-10 parts of:
wetting agent: 1 to 4 portions.
Further, the composition comprises, in parts by weight,
polypropylene: 70-100 parts;
graphene oxide grafted styrene: 1-3 parts;
graphite fluoride: 2-3 parts;
impact modifier: 15-25 parts;
antioxidant: 1.5 to 2.3 portions;
calcium carbonate: 4-6 parts;
wetting agent: 2 to 3 portions.
Furthermore, the adhesive composition comprises, in parts by weight,
polypropylene: 85.9 parts;
graphene oxide grafted styrene: 2.6 parts;
graphite fluoride: 2.1 parts;
impact modifier: 18.5 parts;
antioxidant: 1.8 parts;
calcium carbonate: 5.3 parts of;
wetting agent: 2.2 parts.
Preferably, the humectant consists of sorbitan triisostearate, glycerol and chlorinated paraffin.
In the wetting agent, the weight ratio of sorbitan triisostearate: glycerol: chlorinated paraffin 1: (1-2): (0.5 to 1).
Further, in the wetting agent, the weight ratio of sorbitan triisostearate: glycerol: chlorinated paraffin 1: 1.25: 0.84.
preferably, the impact modifier is methyl methacrylate-butadiene-styrene, styrene copolymer and chlorinated polyethylene.
Preferably, the antioxidant is pentaerythritol tetrakis [ β - (3, 5-di-tert-butyl-4-hydroxyphenyl) propionate ].
The invention also aims to provide a preparation method of the high-performance pipe material, which avoids the defects of the prior art. The pipe prepared by the preparation method of the high-performance pipe has excellent antistatic performance.
The above object of the present invention is achieved by the following technical measures:
the preparation method of the high-performance pipe comprises the following steps:
heating polypropylene, graphene oxide grafted styrene, graphite fluoride, an impact modifier, calcium carbonate, an antioxidant and a wetting agent to obtain a molten mixture;
secondly, putting the mixture into a conical double-screw extruder for extrusion to obtain an extruded material;
step three, cooling and shaping the extruded material in vacuum;
and step four, cutting the cooled and shaped pipe to obtain the high-performance pipe.
The invention relates to a high-performance pipe and a preparation method thereof. According to the invention, the graphene oxide grafted styrene and graphite fluoride are added into polypropylene, so that the resistivity of the material of the pipe is reduced, and the antistatic effect is improved. Meanwhile, the strength of the pipe is improved by grafting the graphene oxide with the styrene.
Detailed Description
The technical solution of the present invention is further illustrated by the following examples.
Example 1.
A high-performance pipe material contains polypropylene, graphene oxide grafted styrene and graphite fluoride.
The high-performance pipe further comprises an impact modifier, calcium carbonate, an antioxidant and a wetting agent.
Based on the weight portion, the weight ratio of the components,
polypropylene: 50-120 parts;
graphene oxide grafted styrene: 0.5 to 5 parts;
graphite fluoride: 0.5 to 5 parts;
impact modifier: 10-30 parts;
antioxidant: 1-3 parts;
calcium carbonate: 2-10 parts of:
wetting agent: 1 to 4 portions.
Wherein the wetting agent consists of sorbitan triisostearate, glycerol and chlorinated paraffin. The impact modifier of the invention is methyl methacrylate-butadiene-styrene, styrene copolymer and chlorinated polyethylene. The antioxidant is pentaerythritol tetrakis [ beta- (3, 5-di-tert-butyl-4-hydroxyphenyl) propionate ].
It should be noted that the graphene oxide grafted styrene and graphite fluoride of the present invention are laminated with each other in polypropylene to form a conductive layer covering the entire surface, so that the generated static charge is rapidly leaked, and the surface resistivity is reduced. And the graphite fluoride can also play a role in wetting the pipe.
The preparation method of the graphene oxide grafted polystyrene may be synthesized by a common preparation method, and in this embodiment, a preparation method is provided, S1, firstly, 50g of graphite is pre-oxidized by 50g of phosphorus pentoxide for 24 hours, and then the graphite is filtered, washed and vacuum-dried to obtain black pre-oxidized graphite powder; s2, sequentially adding 1000mL of concentrated sulfuric acid into pre-oxidized graphite, stirring 50g of potassium permanganate for 2 hours, slowly adding 2000mL of water into the mixed solution, continuously stirring for 2 hours after the water is added, centrifugally washing to remove manganese ions and acid, and drying in vacuum to obtain graphene oxide; s3, adding the graphene oxide and 20mL of styrene monomer into a reaction bottle, heating to 60 ℃, introducing nitrogen for 15 minutes, dropwise adding a nitric acid solution of ammonium ceric nitrate, continuously stirring for 7 hours under the condition of introducing nitrogen, filtering, washing a filter cake by using water and ethanol in sequence, and washing away unreacted monomer, trivalent cerium ions and tetravalent cerium ions; and finally, placing the grafted product in a vacuum oven, and drying to obtain the graphene oxide grafted polystyrene.
According to the high-performance pipe, the graphene oxide grafted styrene and the graphite fluoride are added into the polypropylene, so that the resistivity of the pipe is reduced, and the antistatic effect is improved. Meanwhile, the strength of the pipe is improved by grafting the graphene oxide with the styrene.
Example 2.
A high-performance pipe material contains polypropylene, graphene oxide grafted styrene and graphite fluoride.
The high-performance pipe further comprises an impact modifier, calcium carbonate, an antioxidant and a wetting agent.
Based on the weight portion, the weight ratio of the components,
polypropylene: 70-100 parts;
graphene oxide grafted styrene: 1-3 parts;
graphite fluoride: 2-3 parts;
impact modifier: 15-25 parts;
antioxidant: 1.5 to 2.3 portions;
calcium carbonate: 4-6 parts;
wetting agent: 2 to 3 portions.
Wherein the wetting agent consists of sorbitan triisostearate, glycerol and chlorinated paraffin. The impact modifier of the invention is methyl methacrylate-butadiene-styrene, styrene copolymer and chlorinated polyethylene. The antioxidant is pentaerythritol tetrakis [ beta- (3, 5-di-tert-butyl-4-hydroxyphenyl) propionate ].
In the wetting agent, the weight ratio of sorbitan triisostearate: glycerol: chlorinated paraffin 1: (1-2): (0.5 to 1).
The antistatic effect and strength of the pipe obtained by this example were superior to those of example 1.
Example 3.
A high-performance pipe material contains polypropylene, graphene oxide grafted styrene and graphite fluoride.
The high-performance pipe further comprises an impact modifier, calcium carbonate, an antioxidant and a wetting agent.
Based on the weight portion, the weight ratio of the components,
polypropylene: 85.9 parts;
graphene oxide grafted styrene: 2.6 parts;
graphite fluoride: 2.1 parts;
impact modifier: 18.5 parts;
antioxidant: 1.8 parts;
calcium carbonate: 5.3 parts of;
wetting agent: 2.2 parts.
Wherein the wetting agent consists of sorbitan triisostearate, glycerol and chlorinated paraffin. The impact modifier of the invention is methyl methacrylate-butadiene-styrene, styrene copolymer and chlorinated polyethylene. The antioxidant is pentaerythritol tetrakis [ beta- (3, 5-di-tert-butyl-4-hydroxyphenyl) propionate ].
In the wetting agent, the weight ratio of sorbitan triisostearate: glycerol: chlorinated paraffin 1: 1.25: 0.84.
the polypropylene of this example was purchased from Xinhuamei plastics, Inc. in Qingdao; methyl methacrylate-butadiene-styrene was purchased from japanese bell jar chemistry; styrene copolymers were purchased from LG of korea; sorbitan triisostearate was purchased from Shanghai Allantin Biotechnology Ltd; chlorinated polyethylene was purchased from kepler biotechnology limited, shandong; the graphene oxide grafted styrene is self-made. Graphite fluoride was purchased from hoxite fluo-nization ltd; calcium carbonate was purchased from jinxin powder technology ltd, Dongguan; chlorinated paraffin was purchased from Shandong Shuo chemical Co., Ltd.
The antistatic effect and strength of the pipe obtained by this example were superior to those of example 1.
Example 4.
A high-performance pipe material contains polypropylene, graphene oxide grafted styrene and graphite fluoride.
The high-performance pipe further comprises an impact modifier, calcium carbonate, an antioxidant and a wetting agent.
Based on the weight portion, the weight ratio of the components,
polypropylene: 50 parts of a mixture;
graphene oxide grafted styrene: 0.5 part;
graphite fluoride: 0.5 part;
impact modifier: 10 parts of (A);
antioxidant: 1 part;
calcium carbonate: 2 parts of:
wetting agent: 1 part.
Wherein the wetting agent consists of sorbitan triisostearate, glycerol and chlorinated paraffin. The impact modifier of the invention is methyl methacrylate-butadiene-styrene, styrene copolymer and chlorinated polyethylene. The antioxidant is pentaerythritol tetrakis [ beta- (3, 5-di-tert-butyl-4-hydroxyphenyl) propionate ].
In the wetting agent, the weight ratio of sorbitan triisostearate: glycerol: chlorinated paraffin 1: 1: 0.5.
the polypropylene of this example was purchased from Xinhuamei plastics, Inc. in Qingdao; methyl methacrylate-butadiene-styrene was purchased from japanese bell jar chemistry; styrene copolymers were purchased from LG of korea; sorbitan triisostearate was purchased from Shanghai Allantin Biotechnology Ltd; chlorinated polyethylene was purchased from kepler biotechnology limited, shandong; the graphene oxide grafted styrene is self-made. Graphite fluoride was purchased from hoxite fluo-nization ltd; calcium carbonate was purchased from jinxin powder technology ltd, Dongguan; chlorinated paraffin was purchased from Shandong Shuo chemical Co., Ltd.
The antistatic effect and strength of the pipe obtained by this example were superior to those of example 1.
Example 5.
A high-performance pipe material contains polypropylene, graphene oxide grafted styrene and graphite fluoride.
The high-performance pipe further comprises an impact modifier, calcium carbonate, an antioxidant and a wetting agent.
Based on the weight portion, the weight ratio of the components,
polypropylene: 120 parts of (A);
graphene oxide grafted styrene: 5 parts of a mixture;
graphite fluoride: 5 parts of a mixture;
impact modifier: 30 parts of (1);
antioxidant: 3 parts of a mixture;
calcium carbonate: 10 parts of:
wetting agent: 4 parts.
Wherein the wetting agent consists of sorbitan triisostearate, glycerol and chlorinated paraffin. The impact modifier of the invention is methyl methacrylate-butadiene-styrene, styrene copolymer and chlorinated polyethylene. The antioxidant is pentaerythritol tetrakis [ beta- (3, 5-di-tert-butyl-4-hydroxyphenyl) propionate ].
In the wetting agent, the weight ratio of sorbitan triisostearate: glycerol: chlorinated paraffin 1: 2: 1.
the polypropylene of this example was purchased from Xinhuamei plastics, Inc. in Qingdao; methyl methacrylate-butadiene-styrene was purchased from japanese bell jar chemistry; styrene copolymers were purchased from LG of korea; sorbitan triisostearate was purchased from Shanghai Allantin Biotechnology Ltd; chlorinated polyethylene was purchased from kepler biotechnology limited, shandong; the graphene oxide grafted styrene is self-made. Graphite fluoride was purchased from hoxite fluo-nization ltd; calcium carbonate was purchased from jinxin powder technology ltd, Dongguan; chlorinated paraffin was purchased from Shandong Shuo chemical Co., Ltd.
The antistatic effect and strength of the pipe obtained by this example were superior to those of example 1.
Example 6.
A high-performance pipe material contains polypropylene, graphene oxide grafted styrene and graphite fluoride.
The high-performance pipe further comprises an impact modifier, calcium carbonate, an antioxidant and a wetting agent.
Based on the weight portion, the weight ratio of the components,
polypropylene: 70 parts of (B);
graphene oxide grafted styrene: 1 part;
graphite fluoride: 2 parts of (1);
impact modifier: 15 parts of (1);
antioxidant: 1.5 parts;
calcium carbonate: 4 parts of a mixture;
wetting agent: and 2 parts.
Wherein the wetting agent consists of sorbitan triisostearate, glycerol and chlorinated paraffin. The impact modifier of the invention is methyl methacrylate-butadiene-styrene, styrene copolymer and chlorinated polyethylene. The antioxidant is pentaerythritol tetrakis [ beta- (3, 5-di-tert-butyl-4-hydroxyphenyl) propionate ].
In the wetting agent, the weight ratio of sorbitan triisostearate: glycerol: chlorinated paraffin 1: 1.5: 0.7.
the polypropylene of this example was purchased from Xinhuamei plastics, Inc. in Qingdao; methyl methacrylate-butadiene-styrene was purchased from japanese bell jar chemistry; styrene copolymers were purchased from LG of korea; sorbitan triisostearate was purchased from Shanghai Allantin Biotechnology Ltd; chlorinated polyethylene was purchased from kepler biotechnology limited, shandong; the graphene oxide grafted styrene is self-made. Graphite fluoride was purchased from hoxite fluo-nization ltd; calcium carbonate was purchased from jinxin powder technology ltd, Dongguan; chlorinated paraffin was purchased from Shandong Shuo chemical Co., Ltd.
The antistatic effect and strength of the pipe obtained by this example were superior to those of example 1.
Example 7.
A high-performance pipe material contains polypropylene, graphene oxide grafted styrene and graphite fluoride.
The high-performance pipe further comprises an impact modifier, calcium carbonate, an antioxidant and a wetting agent.
Based on the weight portion, the weight ratio of the components,
polypropylene: 100 parts of (A);
graphene oxide grafted styrene: 3 parts of a mixture;
graphite fluoride: 3 parts of a mixture;
impact modifier: 25 parts of (1);
antioxidant: 2.3 parts of a mixture;
calcium carbonate: 6 parts of (1);
wetting agent: and 3 parts.
Wherein the wetting agent consists of sorbitan triisostearate, glycerol and chlorinated paraffin. The impact modifier of the invention is methyl methacrylate-butadiene-styrene, styrene copolymer and chlorinated polyethylene. The antioxidant is pentaerythritol tetrakis [ beta- (3, 5-di-tert-butyl-4-hydroxyphenyl) propionate ].
In the wetting agent, the weight ratio of sorbitan triisostearate: glycerol: chlorinated paraffin 1: 1.4: 0.6.
the polypropylene of this example was purchased from Xinhuamei plastics, Inc. in Qingdao; methyl methacrylate-butadiene-styrene was purchased from japanese bell jar chemistry; styrene copolymers were purchased from LG of korea; sorbitan triisostearate was purchased from Shanghai Allantin Biotechnology Ltd; chlorinated polyethylene was purchased from kepler biotechnology limited, shandong; the graphene oxide grafted styrene is self-made. Graphite fluoride was purchased from hoxite fluo-nization ltd; calcium carbonate was purchased from jinxin powder technology ltd, Dongguan; chlorinated paraffin was purchased from Shandong Shuo chemical Co., Ltd.
The antistatic effect and strength of the pipe obtained by this example were superior to those of example 1.
Example 8.
A high-performance pipe material contains polypropylene, graphene oxide grafted styrene and graphite fluoride.
The high-performance pipe further comprises an impact modifier, calcium carbonate, an antioxidant and a wetting agent.
Based on the weight portion, the weight ratio of the components,
polypropylene: 82 parts of (A);
graphene oxide grafted styrene: 1.1 parts;
graphite fluoride: 2.6 parts;
impact modifier: 17 parts of (1);
antioxidant: 1.8 parts;
calcium carbonate: 4.6 parts;
wetting agent: 2.4 parts.
Wherein the wetting agent consists of sorbitan triisostearate, glycerol and chlorinated paraffin. The impact modifier of the invention is methyl methacrylate-butadiene-styrene, styrene copolymer and chlorinated polyethylene. The antioxidant is pentaerythritol tetrakis [ beta- (3, 5-di-tert-butyl-4-hydroxyphenyl) propionate ].
In the wetting agent, the weight ratio of sorbitan triisostearate: glycerol: chlorinated paraffin 1: 1.6: 0.8.
the polypropylene of this example was purchased from Xinhuamei plastics, Inc. in Qingdao; methyl methacrylate-butadiene-styrene was purchased from japanese bell jar chemistry; styrene copolymers were purchased from LG of korea; sorbitan triisostearate was purchased from Shanghai Allantin Biotechnology Ltd; chlorinated polyethylene was purchased from kepler biotechnology limited, shandong; the graphene oxide grafted styrene is self-made. Graphite fluoride was purchased from hoxite fluo-nization ltd; calcium carbonate was purchased from jinxin powder technology ltd, Dongguan; chlorinated paraffin was purchased from Shandong Shuo chemical Co., Ltd.
The antistatic effect and strength of the pipe obtained by this example were superior to those of example 1.
Example 9.
A high-performance pipe material contains polypropylene, graphene oxide grafted styrene and graphite fluoride. The high-performance pipe further comprises an impact modifier, calcium carbonate, an antioxidant and a wetting agent.
Based on the weight portion, the weight ratio of the components,
polypropylene: 65 parts of (1);
graphene oxide grafted styrene: 0.7 part;
graphite fluoride: 0.9 part;
impact modifier: 14 parts of (1);
antioxidant: 2.8 parts;
calcium carbonate: 7.7 parts;
wetting agent: 3.6 parts.
Wherein the wetting agent consists of sorbitan triisostearate, glycerol and chlorinated paraffin. The impact modifier of the invention is methyl methacrylate-butadiene-styrene, styrene copolymer and chlorinated polyethylene. The antioxidant is pentaerythritol tetrakis [ beta- (3, 5-di-tert-butyl-4-hydroxyphenyl) propionate ].
In the wetting agent, the weight ratio of sorbitan triisostearate: glycerol: chlorinated paraffin 1: 1.8: 0.9.
the polypropylene of this example was purchased from Xinhuamei plastics, Inc. in Qingdao; methyl methacrylate-butadiene-styrene was purchased from japanese bell jar chemistry; styrene copolymers were purchased from LG of korea; sorbitan triisostearate was purchased from Shanghai Allantin Biotechnology Ltd; chlorinated polyethylene was purchased from kepler biotechnology limited, shandong; the graphene oxide grafted styrene is self-made. Graphite fluoride was purchased from hoxite fluo-nization ltd; calcium carbonate was purchased from jinxin powder technology ltd, Dongguan; chlorinated paraffin was purchased from Shandong Shuo chemical Co., Ltd.
The antistatic effect and strength of the pipe obtained by this example were superior to those of example 1.
Example 10.
A method for preparing a high-performance pipe, which comprises the following steps of proportioning raw materials according to the raw material proportion of the high-performance pipe in any one of the embodiments 1 to 9.
The method comprises the following steps:
heating polypropylene, graphene oxide grafted styrene, graphite fluoride, an impact modifier, calcium carbonate, an antioxidant and a wetting agent to obtain a molten mixture;
secondly, putting the mixture into a conical double-screw extruder for extrusion to obtain an extruded material;
step three, cooling and shaping the extruded material in vacuum;
and step four, cutting the cooled and shaped pipe to obtain the high-performance pipe.
Example 11.
A method for preparing a high-performance pipe, which comprises the following steps of proportioning raw materials according to the raw material proportion of the high-performance pipe in any one of the embodiments 1 to 9.
The method comprises the following steps:
step one, heating polypropylene, graphene oxide grafted styrene, graphite fluoride, an impact modifier, calcium carbonate, an antioxidant and a wetting agent to 95-120 ℃, keeping the temperature, and continuing stirring for 5-30 min to obtain a molten mixture;
secondly, putting the mixture into a conical double-screw extruder to extrude the mixture at the extrusion temperature of 150-200 ℃ to obtain an extruded material;
step three, cooling and shaping the extruded material in vacuum;
and step four, cutting the cooled and shaped pipe to obtain the high-performance pipe.
Example 12.
A method for preparing a high-performance pipe, which comprises the following steps of proportioning raw materials according to the raw material proportion of the high-performance pipe in any one of the embodiments 1 to 9.
The method comprises the following steps:
step one, heating polypropylene, graphene oxide grafted styrene, graphite fluoride, an impact modifier, calcium carbonate, an antioxidant and a wetting agent to 95 ℃, keeping the temperature, and continuing stirring for 30min to obtain a molten mixture;
step two, putting the mixture into a conical double-screw extruder to extrude at the extrusion temperature of 150 ℃ to obtain an extruded material;
step three, cooling and shaping the extruded material in vacuum;
and step four, cutting the cooled and shaped pipe to obtain the high-performance pipe.
Example 13.
A method for preparing a high-performance pipe, which comprises the following steps of proportioning raw materials according to the raw material proportion of the high-performance pipe in any one of the embodiments 1 to 9.
The method comprises the following steps:
step one, heating polypropylene, graphene oxide grafted styrene, graphite fluoride, an impact modifier, calcium carbonate, an antioxidant and a wetting agent to 120 ℃, keeping the temperature, and continuing stirring for 5min to obtain a molten mixture;
secondly, putting the mixture into a conical double-screw extruder to extrude the mixture at the extrusion temperature of 200 ℃ to obtain an extruded material;
step three, cooling and shaping the extruded material in vacuum;
and step four, cutting the cooled and shaped pipe to obtain the high-performance pipe.
Example 14.
A method for preparing a high-performance pipe, which comprises the following steps of proportioning raw materials according to the raw material proportion of the high-performance pipe in any one of the embodiments 1 to 9.
The method comprises the following steps:
step one, heating polypropylene, graphene oxide grafted styrene, graphite fluoride, an impact modifier, calcium carbonate, an antioxidant and a wetting agent to 108 ℃, keeping the temperature, and continuing stirring for 18min to obtain a molten mixture;
step two, putting the mixture into a conical double-screw extruder to extrude at the extrusion temperature of 195 ℃ to obtain an extruded material;
step three, cooling and shaping the extruded material in vacuum;
and step four, cutting the cooled and shaped pipe to obtain the high-performance pipe.
The high-performance pipe is obtained by the raw material ratios of the examples 3 to 9 and the preparation methods of the examples 12 to 14.
Table I, high performance pipe sample table
| Test group | Raw material ratio | Preparation method |
| Sample 1 | Example 3 | Example 12 |
| Sample 2 | Example 4 | Example 13 |
| Sample 3 | Example 5 | Example 14 |
| Sample No. 4 | Example 6 | Example 12 |
| Sample No. 5 | Example 7 | Example 13 |
| Sample No. 6 | Example 8 | Example 14 |
| Sample 7 | Example 9 | Example 12 |
| Sample 8 | Example 3 | Example 14 |
| Sample 9 | Example 3 | Example 13 |
Comparative example 1.
A process for producing a pipe comprising the steps of:
step one, after 85.9 parts of polypropylene, 2.6 parts of graphene oxide grafted styrene, 18.5 parts of impact modifier, 5.3 parts of calcium carbonate, 1.8 parts of antioxidant and 2.2 parts of wetting agent are heated to 108 ℃, the mixture is kept at the temperature and is continuously stirred for 18min to obtain a mixture in a molten state;
step two, putting the mixture into a conical double-screw extruder to extrude at the extrusion temperature of 195 ℃ to obtain an extruded material;
step three, cooling and shaping the extruded material in vacuum;
and step four, cutting the cooled and shaped pipe to obtain a comparison sample 1.
Comparative example 2.
A process for producing a pipe comprising the steps of:
step one, after 85.9 parts of polypropylene, 2.1 parts of graphite fluoride, 18.5 parts of impact modifier, 5.3 parts of calcium carbonate, 1.8 parts of antioxidant and 2.2 parts of wetting agent are heated to 108 ℃, the mixture is kept at the temperature and is continuously stirred for 18min to obtain a mixture in a molten state;
step two, putting the mixture into a conical double-screw extruder to extrude at the extrusion temperature of 195 ℃ to obtain an extruded material;
step three, cooling and shaping the extruded material in vacuum;
and step four, cutting the cooled and shaped pipe to obtain a comparison sample 2.
Comparative example 3.
A process for producing a pipe comprising the steps of:
step one, after 85.9 parts of polypropylene, 18.5 parts of impact modifier, 5.3 parts of calcium carbonate, 1.8 parts of antioxidant and 2.2 parts of wetting agent are heated to 108 ℃, keeping the temperature and continuing stirring for 18min to obtain a mixture in a molten state;
step two, putting the mixture into a conical double-screw extruder to extrude at the extrusion temperature of 195 ℃ to obtain an extruded material;
step three, cooling and shaping the extruded material in vacuum;
and step four, cutting the cooled and shaped pipe to obtain a comparison sample 3.
Under otherwise identical experimental conditions, table 2 shows the performance of the high performance pipes of samples 1-9 and the pipes of comparative examples 1-3, with the relevant properties as given in table two:
TABLE II, Performance tables
As can be seen from Table I, all the tubes obtained from the high performance tube of the present invention are grafted with styrene and fluorite by adding graphene oxideInk, the resistivity of which can be reduced to 106Omega; in comparative example 1 or 2, when only either of graphene oxide-grafted styrene or graphite fluoride was added, the resistance increased by one order of magnitude. In contrast, in comparative example 3, no graphene oxide grafted styrene or graphite fluoride is present, and the resistance of the pipe is as high as 1.33X 1014Omega, it can be seen that when graphene oxide grafted styrene and graphite fluoride are added simultaneously, the antistatic performance can be obviously improved, and table 2 shows that the bending strength of the pipe material is more than 50MPa, and the abrasion loss can be maintained below 0.90 mg.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the protection scope of the present invention, and although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (10)
1. A high performance pipe characterized by: contains polypropylene, graphene oxide grafted styrene and graphite fluoride.
2. The high performance pipe of claim 1, wherein: also contains impact modifier, calcium carbonate, antioxidant and wetting agent.
3. The high performance pipe of claim 2, wherein: based on the weight portion, the weight ratio of the components,
polypropylene: 50-120 parts;
graphene oxide grafted styrene: 0.5 to 5 parts;
graphite fluoride: 0.5 to 5 parts;
impact modifier: 10-30 parts;
antioxidant: 1-3 parts;
calcium carbonate: 2-10 parts of:
wetting agent: 1 to 4 portions.
4. The high performance pipe of claim 3, wherein: based on the weight portion, the weight ratio of the components,
polypropylene: 70-100 parts;
graphene oxide grafted styrene: 1-3 parts;
graphite fluoride: 2-3 parts;
impact modifier: 15-25 parts;
antioxidant: 1.5 to 2.3 portions;
calcium carbonate: 4-6 parts;
wetting agent: 2 to 3 portions.
5. The high performance pipe of claim 4, wherein: based on the weight portion, the weight ratio of the components,
polypropylene: 85.9 parts;
graphene oxide grafted styrene: 2.6 parts;
graphite fluoride: 2.1 parts;
impact modifier: 18.5 parts;
antioxidant: 1.8 parts;
calcium carbonate: 5.3 parts of;
wetting agent: 2.2 parts.
6. The high performance pipe of claim 5, wherein: the wetting agent consists of sorbitan triisostearate, glycerol and chlorinated paraffin.
7. The high performance pipe of claim 6, wherein: in the wetting agent, the weight ratio of sorbitan triisostearate: glycerol: chlorinated paraffin 1: (1-2): (0.5 to 1).
8. The high performance pipe of claim 7, wherein: in the wetting agent, the weight ratio of sorbitan triisostearate: glycerol: chlorinated paraffin 1: 1.25: 0.84.
9. the high performance pipe of claim 8, wherein: the impact modifier is methyl methacrylate-butadiene-styrene, styrene copolymer and chlorinated polyethylene;
the antioxidant is tetra [ beta- (3, 5-di-tert-butyl-4-hydroxyphenyl) propionic acid ] pentaerythritol ester.
10. A method of producing a high performance pipe according to any of claims 2 to 9, characterized in that: the method comprises the following steps:
heating polypropylene, graphene oxide grafted styrene, graphite fluoride, an impact modifier, calcium carbonate, an antioxidant and a wetting agent to obtain a molten mixture;
secondly, putting the mixture into a conical double-screw extruder for extrusion to obtain an extruded material;
step three, cooling and shaping the extruded material in vacuum;
and step four, cutting the cooled and shaped pipe to obtain the high-performance pipe.
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