CN117820745A - Antistatic pearl cotton packaging material - Google Patents
Antistatic pearl cotton packaging material Download PDFInfo
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- CN117820745A CN117820745A CN202311743173.8A CN202311743173A CN117820745A CN 117820745 A CN117820745 A CN 117820745A CN 202311743173 A CN202311743173 A CN 202311743173A CN 117820745 A CN117820745 A CN 117820745A
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- 239000005022 packaging material Substances 0.000 title claims abstract description 39
- 229920000742 Cotton Polymers 0.000 title claims abstract description 33
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical class [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 36
- 238000006243 chemical reaction Methods 0.000 claims abstract description 26
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims abstract description 25
- 239000011591 potassium Substances 0.000 claims abstract description 25
- 229910052700 potassium Inorganic materials 0.000 claims abstract description 25
- 229920000056 polyoxyethylene ether Polymers 0.000 claims abstract description 24
- 229940051841 polyoxyethylene ether Drugs 0.000 claims abstract description 24
- 239000000463 material Substances 0.000 claims abstract description 22
- 150000002191 fatty alcohols Chemical class 0.000 claims abstract description 20
- 238000010438 heat treatment Methods 0.000 claims abstract description 20
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000007787 solid Substances 0.000 claims abstract description 13
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 claims abstract description 12
- 238000001035 drying Methods 0.000 claims abstract description 11
- LXBGSDVWAMZHDD-UHFFFAOYSA-N 2-methyl-1h-imidazole Chemical compound CC1=NC=CN1 LXBGSDVWAMZHDD-UHFFFAOYSA-N 0.000 claims abstract description 6
- DKPFZGUDAPQIHT-UHFFFAOYSA-N Butyl acetate Natural products CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229960005070 ascorbic acid Drugs 0.000 claims abstract description 6
- 235000010323 ascorbic acid Nutrition 0.000 claims abstract description 6
- 239000011668 ascorbic acid Substances 0.000 claims abstract description 6
- 125000003700 epoxy group Chemical group 0.000 claims abstract description 6
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 claims abstract description 6
- -1 polyethylene Polymers 0.000 claims description 52
- 229920001684 low density polyethylene Polymers 0.000 claims description 32
- 239000004702 low-density polyethylene Substances 0.000 claims description 32
- 239000002245 particle Substances 0.000 claims description 29
- 238000002360 preparation method Methods 0.000 claims description 26
- 239000004698 Polyethylene Substances 0.000 claims description 23
- 229920000573 polyethylene Polymers 0.000 claims description 23
- 238000003756 stirring Methods 0.000 claims description 23
- 239000002216 antistatic agent Substances 0.000 claims description 20
- 238000002156 mixing Methods 0.000 claims description 17
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 claims description 16
- 238000005187 foaming Methods 0.000 claims description 15
- 239000000203 mixture Substances 0.000 claims description 10
- 239000004593 Epoxy Substances 0.000 claims description 9
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 9
- 229920000570 polyether Polymers 0.000 claims description 9
- 229920001296 polysiloxane Polymers 0.000 claims description 9
- LDVVTQMJQSCDMK-UHFFFAOYSA-N 1,3-dihydroxypropan-2-yl formate Chemical compound OCC(CO)OC=O LDVVTQMJQSCDMK-UHFFFAOYSA-N 0.000 claims description 8
- 239000006087 Silane Coupling Agent Substances 0.000 claims description 8
- YDEXUEFDPVHGHE-GGMCWBHBSA-L disodium;(2r)-3-(2-hydroxy-3-methoxyphenyl)-2-[2-methoxy-4-(3-sulfonatopropyl)phenoxy]propane-1-sulfonate Chemical compound [Na+].[Na+].COC1=CC=CC(C[C@H](CS([O-])(=O)=O)OC=2C(=CC(CCCS([O-])(=O)=O)=CC=2)OC)=C1O YDEXUEFDPVHGHE-GGMCWBHBSA-L 0.000 claims description 8
- 238000000199 molecular distillation Methods 0.000 claims description 8
- 239000002994 raw material Substances 0.000 claims description 8
- 229910000030 sodium bicarbonate Inorganic materials 0.000 claims description 8
- 235000017557 sodium bicarbonate Nutrition 0.000 claims description 8
- 210000002268 wool Anatomy 0.000 claims description 7
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 6
- 229920001577 copolymer Polymers 0.000 claims description 6
- 239000003999 initiator Substances 0.000 claims description 6
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 3
- 239000005977 Ethylene Substances 0.000 claims description 3
- 239000004743 Polypropylene Substances 0.000 claims description 3
- MCMNRKCIXSYSNV-UHFFFAOYSA-N ZrO2 Inorganic materials O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 3
- 239000000498 cooling water Substances 0.000 claims description 3
- 238000005520 cutting process Methods 0.000 claims description 3
- 229910021389 graphene Inorganic materials 0.000 claims description 3
- 229920001903 high density polyethylene Polymers 0.000 claims description 3
- 239000004700 high-density polyethylene Substances 0.000 claims description 3
- 239000000155 melt Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- BAQNULZQXCKSQW-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical compound [O-2].[O-2].[O-2].[O-2].[Ti+4].[Ti+4] BAQNULZQXCKSQW-UHFFFAOYSA-N 0.000 claims description 3
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 claims description 3
- 238000012856 packing Methods 0.000 claims description 3
- 238000006116 polymerization reaction Methods 0.000 claims description 3
- 229920001155 polypropylene Polymers 0.000 claims description 3
- 238000004321 preservation Methods 0.000 claims description 3
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 claims description 3
- 239000004408 titanium dioxide Substances 0.000 claims description 3
- 238000001132 ultrasonic dispersion Methods 0.000 claims description 3
- 238000005119 centrifugation Methods 0.000 claims description 2
- 150000002978 peroxides Chemical class 0.000 claims description 2
- 238000005469 granulation Methods 0.000 claims 1
- 230000003179 granulation Effects 0.000 claims 1
- 238000007493 shaping process Methods 0.000 claims 1
- 238000005406 washing Methods 0.000 abstract description 7
- 238000001816 cooling Methods 0.000 abstract description 6
- 230000007797 corrosion Effects 0.000 abstract description 5
- 238000005260 corrosion Methods 0.000 abstract description 5
- 239000004519 grease Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 230000001965 increasing effect Effects 0.000 description 4
- 238000004806 packaging method and process Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 229920001400 block copolymer Polymers 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005502 peroxidation Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- C08L23/04—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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2244—Oxides; Hydroxides of metals of zirconium
-
- 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
-
- 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
- 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
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/062—HDPE
-
- 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
- C08L2207/066—LDPE (radical process)
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention relates to the technical field of antistatic pearl cotton packaging materials, and discloses an antistatic pearl cotton packaging material, which is prepared by adding modified graphene oxide and fatty alcohol polyoxyethylene ether into a reaction container according to the mole ratio of epoxy groups in the modified graphene oxide to the mole ratio of the fatty alcohol polyoxyethylene ether of 1:1.2, adding butyl acetate which is 20 times of the weight of the modified graphene oxide and the fatty alcohol polyoxyethylene ether, the weight of the modified graphene oxide and the weight of the fatty alcohol polyoxyethylene ether and 1% of 2-methylimidazole, heating to 90 ℃ for reacting for 3 hours, adding ascorbic acid which is 2 times of the weight of the modified graphene oxide, heating to 100 ℃ for reacting for 2 hours, cooling to 20 ℃, centrifuging, washing the solid with absolute ethyl alcohol for 2 times, and drying at 80 ℃ for 10 hours to obtain potassium hexatitanate whiskers which can be used for improving the performances of the material in the aspects of strength, rigidity, thermal stability, wear resistance, corrosion resistance, insulating property and the like.
Description
Technical Field
The invention relates to the technical field of antistatic pearl cotton packaging materials, in particular to an antistatic pearl cotton packaging material.
Background
The pearl cotton is a novel environment-friendly packaging material, is formed by generating countless independent bubbles by physical foaming of low-density polyethylene, overcomes the defects of fragility, deformation and poor restorability of common foaming adhesive, has the advantages of water insulation, moisture resistance, shock resistance, sound insulation, heat preservation, good plasticity, strong toughness, recycling, environment protection, strong collision resistance and the like, and also has good chemical resistance, thus being an ideal substitute for the traditional packaging material. The packaging material is widely applied to packaging of products such as automobile cushions, throw pillows, electronic appliances, instruments and meters, computers, sound equipment, medical appliances and the like.
Most of the pearl wool packaging materials used in the market are added with grease, white oil is used in raw materials or grease is generated in a preparation process, so that the grease can seep outwards under the high-temperature condition to produce certain pollution to packaged articles, particularly in the electronic field, the foaming material is used for replacing the original pure plastic packaging paper, the original plastic packaging paper cannot effectively adsorb the grease generated on the surface of an electronic product, so that a lot of grease and dust remain on the surface of the electronic product to influence the appearance of the electronic product, and the potassium hexatitanate whisker used for manufacturing the antistatic agent has better antistatic effect, has the advantages of enhancing the strength and rigidity of the material, improving the heat stability of the material, increasing the wear resistance and corrosion resistance of the material, improving the insulating property of the material and the like, and has low cost and good effect.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides an antistatic pearl cotton packaging material which has the advantages of enhancing the strength and rigidity of the material, improving the thermal stability of the material, increasing the wear resistance and corrosion resistance of the material, improving the insulating property of the material, along with low cost, good effect and the like, and solves the problems that the surface of the electronic product is remained with a lot of grease and dust due to the fact that the grease generated on the surface of the electronic product cannot be effectively adsorbed by the original plastic packaging paper, thereby influencing the appearance of the electronic product.
(II) technical scheme
In order to achieve the above purpose, the present invention provides the following technical solutions: an antistatic pearl wool packaging material comprises the following steps:
1) Preparing raw materials of antistatic pearl cotton packaging materials;
2) Preparing a modified polyethylene particle;
3) A low-density polyethylene preparation flow;
4) The preparation process of the potassium hexatitanate whisker antistatic agent;
5) The preparation process of antistatic pearl cotton packing material.
Preferably, the antistatic pearl cotton packaging material comprises 90-100 parts by weight of low-density polyethylene, 30-50 parts by weight of modified polyethylene particles, 15-25 parts by weight of titanate modified calcium carbonate, 2-4 parts by weight of silane coupling agent, 6-10 parts by weight of baking soda, 3-6 parts by weight of antistatic agent made of potassium hexatitanate whisker, 7-10 parts by weight of sodium lignin sulfonate and 7-10 parts by weight of molecular distillation monoglyceride.
Preferably, the preparation process of the modified polyethylene particles comprises the steps of firstly stirring and mixing low-density polyethylene, polypropylene and zirconium dioxide at the temperature of 110-120 ℃, then adding high-density polyethylene and titanium dioxide, uniformly mixing, heating to 130-135 ℃, adding the obtained material into a double-screw extruder, extruding and granulating to obtain the modified polyethylene particles.
Preferably, the preparation process of the low-density polyethylene comprises the steps of firstly selecting ethylene with the purity of more than or equal to 99% as 100 parts of raw materials, adding 0.5-1 part of peroxidation agent 1076, the initiator pressure is 100-300 MPa, the temperature is 200-300 ℃, carrying out polymerization reaction in a reaction kettle, then selecting 100 parts of high-purity polyethylene particles with the melt index of 0.1-2.5 g/min from materials discharged from the reactor, adding the high-purity polyethylene particles into a twin-screw mixing extruder with the twin-screw temperature of 120-130 ℃, after the particles are completely wrapped by rollers, finally adding 0.1-0.2 part of initiator made of trialkylaluminum and titanium tetraoxide with the mixing ratio of 1:0.8-1.2 for mixing, discharging samples after uniform mixing, cooling water for circular spline molding, cutting samples and granulating, and finally drying the particles in the environment with the high temperature of 80-90 ℃ for 3-4 hours, and obtaining the low-density polyethylene after the moisture is completely evaporated.
Preferably, the preparation process of the potassium hexatitanate whisker antistatic agent comprises the steps of dispersing 10 parts of graphene oxide by a Hummers method into 1000 parts of absolute ethyl alcohol, adding 0.6 part of 1.4-butanediamine, stirring and reacting with powdery potassium hexatitanate whisker for 3 hours, placing the mixture into a centrifuge with the rotation speed of 600-1200 r/min for 10 minutes, washing a solid with absolute ethyl alcohol for 1 time, drying at 60 ℃ overnight to obtain amino modified graphene oxide, adding the amino modified graphene oxide and the double-end epoxy polyether polysiloxane block copolymer into a container according to the molar ratio of the amino in the amino modified graphene oxide to the double-end epoxy polyether polysiloxane block copolymer of 1:2.5, adding absolute ethyl alcohol with the weight of 20 times of that of the double-end epoxy polyether polysiloxane block copolymer, stirring and reacting for 2 hours after ultrasonic dispersion, heating to 50 ℃, continuing to react for 2 hours, filtering with gauze with a mesh sieve with the rotation speed of 2mm, washing a solid with absolute ethyl alcohol for 1 time, and drying at 60 ℃ overnight for 10 hours to obtain modified graphene oxide.
Preferably, the modified graphene oxide and the fatty alcohol-polyoxyethylene ether are added into a reaction vessel according to the mole ratio of epoxy groups in the modified graphene oxide to the mole ratio of the fatty alcohol-polyoxyethylene ether of 1:1.2, butyl acetate which is 20 times of the weight of the modified graphene oxide and the fatty alcohol-polyoxyethylene ether and 2-methylimidazole which is 1% of the weight of the modified graphene oxide and the fatty alcohol-polyoxyethylene ether are added, the temperature is raised to 90 ℃ for reaction for 3 hours, ascorbic acid which is 2 times of the weight of the modified graphene oxide is added, the temperature is raised to 100 ℃ for reaction for 2 hours, the temperature is lowered to 20 ℃, the centrifugal separation is carried out, the solid is washed for 2 times by absolute ethyl alcohol, and the solid is dried overnight at 80 ℃ for 10 hours, so that the antistatic agent is obtained.
Preferably, the preparation process of the antistatic pearl cotton packaging material comprises the steps of firstly placing low-density polyethylene into stirring equipment, heating to 200-250 ℃, stirring at a rotating speed of 2500-3500 r/min for 30-60 min to obtain a low-density polyethylene melt, sequentially adding the low-density polyethylene melt, titanate modified calcium carbonate, a silane coupling agent, an antistatic agent prepared from potassium hexatitanate whisker and molecular distillation monoglyceride into a reaction kettle, uniformly heating to 100-120 ℃ for 6-11 min, adding modified polyethylene particles, sodium lignin sulfonate and baking soda, uniformly stirring, continuously heating to 120-130 ℃, feeding into a foaming machine for foaming, preserving heat and pressure for 10-15 min, finally extruding from a die, and cooling for molding to obtain the antistatic pearl cotton packaging material.
The invention provides an antistatic pearl cotton packaging material, which comprises the following steps:
1) Preparing raw materials of antistatic pearl cotton packaging materials;
2) Preparing a modified polyethylene particle;
3) A low-density polyethylene preparation flow;
4) The preparation process of the potassium hexatitanate whisker antistatic agent;
5) The preparation process of antistatic pearl cotton packing material.
(III) beneficial effects
Compared with the prior art, the invention provides an antistatic pearl cotton packaging material, which comprises the following components
The beneficial effects are that:
1. according to the antistatic pearl cotton packaging material, modified graphene oxide and fatty alcohol polyoxyethylene ether are added into a reaction container according to the ratio of the mole number of epoxy groups in the modified graphene oxide to the mole number of the fatty alcohol polyoxyethylene ether of 1:1.2, butyl acetate which is 20 times of the weight of the modified graphene oxide and the fatty alcohol polyoxyethylene ether and 2-methylimidazole which is 1% of the weight of the modified graphene oxide and the fatty alcohol polyoxyethylene ether are added, the temperature is increased to 90 ℃ for reaction for 3 hours, ascorbic acid which is 2 times of the weight of the modified graphene oxide is added, the temperature is increased to 100 ℃ for reaction for 2 hours, the temperature is reduced to 20 ℃, the centrifugation is carried out, the solid is cleaned for 2 times by absolute ethyl alcohol, and the drying is carried out at 80 ℃ for 10 hours, so that the potassium hexatitanate whisker antistatic agent is obtained, and the potassium hexatitanate whisker can be used for improving the performances in the aspects of strength, rigidity, thermal stability, wear resistance, corrosion resistance, insulating property and the like of the material, and the effect is very good.
2. The antistatic pearl cotton packaging material is prepared by firstly placing low-density polyethylene into stirring equipment, heating to 200-250 ℃, stirring at a rotating speed of 2500-3500 r/min for 30-60 min to obtain a low-density polyethylene melt, sequentially adding the low-density polyethylene melt, titanate modified calcium carbonate, a silane coupling agent, an antistatic agent made of potassium hexatitanate whisker and molecular distillation monoglyceride into a reaction kettle, uniformly stirring and heating to 100-120 ℃ for 6-11 min, then adding modified polyethylene particles, sodium lignin sulfonate and baking soda, uniformly stirring and continuously heating to 120-130 ℃, feeding into a foaming machine for foaming, preserving heat and pressure for 10-15 min, finally extruding from a die, and cooling and forming to obtain the antistatic pearl cotton packaging material.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Embodiment one: an antistatic pearl wool packaging material comprises the following steps:
1) The antistatic pearl cotton packaging material is prepared from 90 parts by weight of low-density polyethylene, 30 parts by weight of modified polyethylene particles, 15 parts by weight of titanate modified calcium carbonate, 2 parts by weight of silane coupling agent, 6 parts by weight of baking soda, 3 parts by weight of antistatic agent prepared from potassium hexatitanate whisker, 7 parts by weight of sodium lignin sulfonate and 7 parts by weight of molecular distillation monoglyceride.
2) And (3) a preparation process of modified polyethylene particles, wherein the preparation process of the modified polyethylene particles comprises the steps of firstly stirring and mixing low-density polyethylene, polypropylene and zirconium dioxide at the temperature of 110 ℃, then adding high-density polyethylene and titanium dioxide, uniformly mixing, heating to 130 ℃, adding the obtained material into a double-screw extruder, extruding and granulating to obtain the modified polyethylene particles.
3) The preparation process of the low-density polyethylene comprises the steps of firstly selecting ethylene with the purity of more than or equal to 99% as 100 parts of raw materials, adding 0.5 part of peroxide 1076 initiator under the pressure of 100MPa and the temperature of 200 ℃, carrying out polymerization reaction in a reaction kettle, then selecting 100 parts of high-purity polyethylene particles with the melt index of 0.8g/min from materials discharged from the reactor, adding the high-purity polyethylene particles into a double-screw mixing extruder with the temperature of 120 ℃ until the particles are completely wrapped by rollers, finally adding 0.1 part of initiator prepared by trialkylaluminum and titanium tetraoxide with the mixing ratio of 1:0.8 for mixing, discharging samples after uniform mixing, cooling water for circulation spline molding, cutting samples for granulating, and finally placing the particles in an environment with the temperature of 80 ℃ for drying for 3 hours, and obtaining the low-density polyethylene after the moisture is completely evaporated.
4) A preparation process of potassium hexatitanate whisker antistatic agent, which comprises dispersing 10 parts of graphene oxide by a Hummers method into 1000 parts of absolute ethyl alcohol, adding 0.6 part of 1.4-butanediamine, stirring and reacting with powdery potassium hexatitanate whisker for 3 hours, placing into a centrifuge with the rotation speed of 600r/min for 10 minutes, washing a solid with absolute ethyl alcohol for 1 time, drying overnight at 60 ℃ to obtain amino modified graphene oxide, adding the amino modified graphene oxide and the double-end epoxy polyether polysiloxane segmented copolymer into a container according to the mole ratio of the amino mole number in the amino modified graphene oxide to the mole number of the double-end epoxy polyether polysiloxane segmented copolymer of 1:2.5, adding absolute ethyl alcohol with the weight of 20 times of the double-end epoxy polyether polysiloxane segmented copolymer, stirring and reacting for 2 hours after ultrasonic dispersion, heating to 50 ℃ for continuous reaction for 2 hours, filtering with gauze with a mesh sieve of 2mm, washing a solid with absolute ethyl alcohol for 1 time, drying at 60 ℃ for overnight for 10 hours to obtain modified graphene oxide, adding the modified graphene oxide and fatty alcohol polyoxyethylene ether into a reaction vessel according to the molar ratio of epoxy groups in the modified graphene oxide to the molar ratio of the fatty alcohol polyoxyethylene ether of 1:1.2, adding butyl acetate with the weight of 20 times that of the modified graphene oxide and the fatty alcohol polyoxyethylene ether and 2-methylimidazole with the weight of 1% that of the modified graphene oxide and the fatty alcohol polyoxyethylene ether, heating to 90 ℃ for reaction for 3 hours, adding ascorbic acid with the weight of 2 times that of the modified graphene oxide, heating to 100 ℃ for reaction for 2 hours, cooling to 20 ℃, centrifuging, washing the solid with absolute ethyl alcohol for 2 times, drying at 80 ℃ for overnight for 10 hours to obtain the potassium hexatitanate whisker antistatic agent.
5) The preparation process of the antistatic pearl cotton packaging material comprises the steps of firstly placing low-density polyethylene into stirring equipment, heating to 200 ℃, stirring at 2500r/min for 30min to obtain a low-density polyethylene melt, sequentially adding the low-density polyethylene melt, titanate modified calcium carbonate, a silane coupling agent, an antistatic agent prepared from potassium hexatitanate whisker and molecular distillation monoglyceride into a reaction kettle, uniformly stirring and heating to 100 ℃ for 6min, then adding modified polyethylene particles, sodium lignin sulfonate and baking soda, uniformly stirring and continuously heating to 120 ℃, feeding into a foaming machine for foaming, preserving heat and pressure for 10min, finally extruding from a die, and cooling and forming to obtain the antistatic pearl cotton packaging material.
The beneficial effects of the invention are as follows: firstly, adding modified graphene oxide and fatty alcohol polyoxyethylene ether into a reaction vessel according to the mole ratio of epoxy groups in the modified graphene oxide to the mole ratio of the fatty alcohol polyoxyethylene ether of 1:1.2, adding butyl acetate which is 20 times of the weight of the modified graphene oxide and the fatty alcohol polyoxyethylene ether and 2-methylimidazole which is 1% of the weight of the modified graphene oxide and the fatty alcohol polyoxyethylene ether, heating to 90 ℃ for reacting for 3 hours, adding ascorbic acid which is 2 times of the weight of the modified graphene oxide, heating to 100 ℃ for reacting for 2 hours, cooling to 20 ℃, centrifuging, washing the solid with absolute ethyl alcohol for 2 times, drying at 80 ℃ for 10 hours overnight to obtain a potassium hexatitanate whisker antistatic agent, wherein the potassium hexatitanate whisker can be used for improving the performances of materials in the aspects of strength, rigidity, thermal stability, wear resistance, corrosion resistance, insulating property and the like, the preparation method has good effect, the low-density polyethylene is firstly placed into stirring equipment through the preparation process of the electrostatic pearl cotton packaging material, the low-density polyethylene is heated to 200-250 ℃, then stirred at the rotating speed of 2500-3500 r/min for 30-60 min to obtain a low-density polyethylene melt, then the low-density polyethylene melt, titanate modified calcium carbonate, a silane coupling agent, an antistatic agent made of potassium hexatitanate whisker and molecular distillation monoglyceride are sequentially added into a reaction kettle, the stirring is uniformly heated to 100-120 ℃ for 6-11 min, then modified polyethylene particles, sodium lignin sulfonate and baking soda are added, the stirring is uniformly and continuously heated to 120-130 ℃, the mixture is fed into a foaming machine for foaming, the heat preservation and pressure maintaining foaming treatment is maintained for 10-15 min, finally the mixture is extruded from a die, and the mixture is cooled and molded to obtain the antistatic pearl cotton packaging material.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. An antistatic pearl wool packaging material is characterized by comprising the following steps:
1) Preparing raw materials of antistatic pearl cotton packaging materials;
2) Preparing a modified polyethylene particle;
3) A low-density polyethylene preparation flow;
4) The preparation process of the potassium hexatitanate whisker antistatic agent;
5) The preparation process of antistatic pearl cotton packing material.
2. The antistatic pearl wool packaging material according to claim 1, wherein the preparation of the raw materials of the antistatic pearl wool packaging material comprises 90-100 parts by weight of low-density polyethylene, 30-50 parts by weight of modified polyethylene particles, 15-25 parts by weight of titanate modified calcium carbonate, 2-4 parts by weight of silane coupling agent, 6-10 parts by weight of baking soda, 3-6 parts by weight of antistatic agent made of potassium hexatitanate whisker, 7-10 parts by weight of sodium lignin sulfonate and 7-10 parts by weight of molecular distillation monoglyceride.
3. The antistatic pearl wool packaging material according to claim 1, wherein the preparation process of the modified polyethylene particles comprises the steps of firstly stirring and mixing low-density polyethylene, polypropylene and zirconium dioxide at 110-120 ℃, then adding high-density polyethylene and titanium dioxide, uniformly mixing, heating to 130-135 ℃, adding the obtained material into a double screw extruder, extruding and granulating to obtain the modified polyethylene particles.
4. The antistatic pearl cotton packaging material according to claim 1, wherein the preparation process of the low-density polyethylene is characterized in that firstly ethylene with the purity of more than or equal to 99% is selected as 100 parts of raw materials, 0.5-1 part of peroxide 1076 initiator is added, the pressure is 100-300 MPa, the temperature is 200-300 ℃, polymerization reaction is carried out in a reaction kettle, then 100 parts of high-purity polyethylene particles with the melt index of 0.1-2.5 g/min are selected from materials discharged from the reactor, the materials are added into a double-screw mixing extruder with the temperature of 120-130 ℃ until the particles are completely wrapped by rollers, finally 0.1-0.2 part of initiator made of trialkylaluminum and titanium tetraoxide is added for mixing, samples are discharged after uniform mixing, then cooling water is circulated for sample shaping, sample cutting and granulation are carried out, and finally the particles are placed in an environment with the temperature of 80-90 ℃ for drying for 3-4 hours, and the low-density polyethylene is obtained after the moisture is completely evaporated.
5. The antistatic pearl cotton packaging material according to claim 1, wherein the preparation process of the potassium hexatitanate whisker antistatic agent is characterized in that 10 parts of graphene oxide by a Hummers method is dispersed into 1000 parts of absolute ethyl alcohol, 0.6 part of 1.4-butanediamine and powdery potassium hexatitanate whisker are added for stirring reaction for 3 hours, the mixture is put into a centrifuge with the rotating speed of 600-1200 r/min for 10 minutes, the solid is washed 1 time by the absolute ethyl alcohol and dried overnight at 60 ℃, the amino modified graphene oxide is obtained, the amino modified graphene oxide and the double-end epoxy polyether polysiloxane segmented copolymer are added into a container according to the molar ratio of the amino in the amino modified graphene oxide to the double-end epoxy polyether polysiloxane segmented copolymer of 1:2.5, the absolute ethyl alcohol which is 20 times the weight of the double-end epoxy polyether polysiloxane segmented copolymer is added, the mixture is stirred for reaction for 2 hours after ultrasonic dispersion, the mixture is heated to 50 ℃ for continuous reaction for 2 hours, the mixture is filtered by gauze which is filtered by the absolute ethyl alcohol and dried overnight at 60 ℃ for 2mm, and the modified graphene oxide is obtained.
6. The antistatic pearl cotton packaging material according to claim 5, wherein the modified graphene oxide and the fatty alcohol polyoxyethylene ether are added into a reaction container according to a molar ratio of epoxy groups in the modified graphene oxide to the fatty alcohol polyoxyethylene ether of 1:1.2, butyl acetate which is 20 times of the weight of the modified graphene oxide and the fatty alcohol polyoxyethylene ether and 2-methylimidazole which is 1% of the weight of the modified graphene oxide and the fatty alcohol polyoxyethylene ether are added, the temperature is raised to 90 ℃ for reaction for 3 hours, ascorbic acid which is 2 times of the weight of the modified graphene oxide is added, the temperature is raised to 100 ℃ for reaction for 2 hours, the temperature is lowered to 20 ℃, centrifugation is carried out, the solid is washed for 2 times by absolute ethyl alcohol, and the solid is dried overnight at 80 ℃ for 10 hours, so as to obtain the potassium hexatitanate whisker antistatic agent.
7. The antistatic pearl cotton packaging material according to claim 1, wherein the preparation process of the antistatic pearl cotton packaging material is characterized in that firstly, low-density polyethylene is placed into stirring equipment, heated to 200-250 ℃, then stirred for 30-60 min at a rotating speed of 2500-3500 r/min to obtain a low-density polyethylene melt, then the low-density polyethylene melt, titanate modified calcium carbonate, silane coupling agent, antistatic agent made of potassium hexatitanate whisker and molecular distillation monoglyceride are sequentially added into a reaction kettle, uniformly stirred and heated to 100-120 ℃ for 6-11 min, then modified polyethylene particles, sodium lignin sulfonate and baking soda are added, uniformly stirred and continuously heated to 120-130 ℃, the mixture is fed into a foaming machine for foaming, the heat preservation and pressure maintaining foaming treatment is maintained for 10-15 min, finally, the mixture is extruded from a mold, and cooled and molded to obtain the antistatic pearl cotton packaging material.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311743173.8A CN117820745A (en) | 2023-12-18 | 2023-12-18 | Antistatic pearl cotton packaging material |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311743173.8A CN117820745A (en) | 2023-12-18 | 2023-12-18 | Antistatic pearl cotton packaging material |
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| CN202311743173.8A Withdrawn CN117820745A (en) | 2023-12-18 | 2023-12-18 | Antistatic pearl cotton packaging material |
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2023
- 2023-12-18 CN CN202311743173.8A patent/CN117820745A/en not_active Withdrawn
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Application publication date: 20240405 |