CN113981558A - Ultrahigh molecular weight polyethylene protective net material and preparation method thereof - Google Patents
Ultrahigh molecular weight polyethylene protective net material and preparation method thereof Download PDFInfo
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- CN113981558A CN113981558A CN202111233950.5A CN202111233950A CN113981558A CN 113981558 A CN113981558 A CN 113981558A CN 202111233950 A CN202111233950 A CN 202111233950A CN 113981558 A CN113981558 A CN 113981558A
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/44—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds
- D01F6/46—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds of polyolefins
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/10—Other agents for modifying properties
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/32—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond
- D06M11/50—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond with hydrogen peroxide or peroxides of metals; with persulfuric, permanganic, pernitric, percarbonic acids or their salts
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/58—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with nitrogen or compounds thereof, e.g. with nitrides
- D06M11/64—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with nitrogen or compounds thereof, e.g. with nitrides with nitrogen oxides; with oxyacids of nitrogen or their salts
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
- D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
- D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M15/55—Epoxy resins
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/16—Synthetic fibres, other than mineral fibres
- D06M2101/18—Synthetic fibres consisting of macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D06M2101/20—Polyalkenes, polymers or copolymers of compounds with alkenyl groups bonded to aromatic groups
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- Textile Engineering (AREA)
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Abstract
The invention is suitable for the technical field of ultra-high molecular weight polyethylene protective nets, and provides an ultra-high molecular weight polyethylene protective net material and a preparation method thereof, the ultra-high molecular weight polyethylene protective net material comprises the following components of ultra-high molecular weight polyethylene powder, alumina, silica, calcium carbonate, mica, silicon carbide, glass fiber, talcum powder, carbon black, silicone oil, carbon nano tubes, diatomite, polytetrafluoroethylene and a coupling agent, and the preparation method of the ultra-high molecular weight polyethylene protective net material comprises the following steps: step (1), preparing ultra-high molecular weight polyethylene fiber; the ultrahigh molecular weight polyethylene protective net material and the preparation method thereof provided by the invention obviously improve the strength, toughness and wear resistance of the ultrahigh molecular weight polyethylene fibers, so that the ultrahigh molecular weight polyethylene protective net is not easy to break in the use process, and the ultrahigh molecular weight polyethylene protective net material has a wide application prospect.
Description
Technical Field
The invention relates to the technical field of ultrahigh molecular weight polyethylene protective nets, in particular to an ultrahigh molecular weight polyethylene protective net material and a preparation method thereof.
Background
The ultra-high molecular weight polyethylene fiber is also called high-strength high-modulus polyethylene fiber, is the fiber with the highest specific strength and specific modulus in the world at present, is the fiber spun by polyethylene with the molecular weight of 100-500 ten thousand, and is widely applied to various fields due to the excellent performance of the ultra-high molecular weight polyethylene fiber, wherein, the ultra-high molecular weight polyethylene protective net is used as a hot door product of the ultra-high molecular weight polyethylene and is mainly used for safety guarantee of protection, theft prevention, falling prevention and the like.
The existing ultrahigh molecular weight polyethylene protective net is low in strength and toughness, poor in corrosion resistance and water resistance, incapable of meeting the use requirements of specific environments such as sea areas and the like, and greatly reduced in use effect.
Disclosure of Invention
The invention aims to provide an ultra-high molecular weight polyethylene protective net material and a preparation method thereof, and aims to solve the problems that in the prior art, an ultra-high molecular weight polyethylene protective net has low strength and toughness, poor corrosion resistance and water resistance and can not meet the use requirements of specific environments such as sea areas and the like.
In order to achieve the purpose, the invention provides the following technical scheme: an ultra-high molecular weight polyethylene protective net material comprises the following components:
the composite material comprises ultrahigh molecular weight polyethylene powder, alumina, silicon dioxide, calcium carbonate, mica, silicon carbide, glass fiber, talcum powder, carbon black, silicone oil, carbon nano tubes, diatomite, polytetrafluoroethylene and a coupling agent.
Preferably, the content of each component is as follows by mass:
33.6-107.5 parts of ultra-high molecular weight polyethylene powder, 0.2-0.6 part of alumina, 0.5-0.9 part of silicon dioxide, 0.7-1.2 parts of calcium carbonate, 0.3-0.8 part of mica, 0.2-0.6 part of silicon carbide, 0.6-1 part of glass fiber, 0.4-0.9 part of talcum powder, 0.8-1.5 part of carbon black, 0.6-1.4 parts of silicone oil, 0.6-1 part of carbon nano tube, 0.7-1.5 parts of kieselguhr, 0.5-0.8 part of polytetrafluoroethylene and 0.3-0.7 part of coupling agent.
Preferably, the coupling agent is a silane coupling agent.
A preparation method of an ultrahigh molecular weight polyethylene protective net material comprises the following steps:
step (1), preparing ultra-high molecular weight polyethylene fiber:
weighing a specified amount of ultra-high molecular weight polyethylene powder, alumina, silicon dioxide, calcium carbonate, mica, silicon carbide, glass fiber, talcum powder, carbon black, silicone oil, carbon nano tubes, diatomite, polytetrafluoroethylene and a coupling agent, adding the weighed materials into a high-speed mixer for mixing to obtain a mixture, pouring the mixture into a screw extruder for mixing and extruding, and then sending the mixture into a spinning box for spinning to obtain ultra-high molecular weight polyethylene fiber;
step (2), surface modification is carried out on the ultra-high molecular weight polyethylene fiber:
preparing an oxidizing solution, carrying out oxidation etching on the surface of the ultra-high molecular weight polyethylene fiber by the ultra-high molecular weight polyethylene fiber through the oxidizing solution, and then coating the epoxy resin emulsion on the surface of the ultra-high molecular weight polyethylene fiber through a coating machine to obtain the surface modified ultra-high molecular weight polyethylene fiber.
Preferably, the oxidizing solution in the step (2) is a mixed solution of potassium permanganate and concentrated nitric acid, and the mixing ratio of the potassium permanganate to the concentrated nitric acid is 1: 15.
Preferably, the oxidation etching method in the step (2) is as follows:
firstly, putting the ultrahigh molecular weight polyethylene fibers into an oxidizing solution, then carrying out ultrasonic oscillation for 30-45 min at room temperature, taking out the ultrahigh molecular weight polyethylene fibers after the ultrasonic oscillation is finished, and cleaning and drying the ultrahigh molecular weight polyethylene fibers.
The invention has at least the following beneficial effects:
(1) according to the ultrahigh molecular weight polyethylene protective net material and the preparation method thereof, ultrahigh molecular weight polyethylene powder, alumina, silicon dioxide, calcium carbonate, mica, silicon carbide, glass fiber, talcum powder, carbon black, silicone oil, carbon nano tubes, diatomite, polytetrafluoroethylene and a coupling agent are mixed to prepare the ultrahigh molecular weight polyethylene fiber, so that the strength, toughness and wear resistance of the ultrahigh molecular weight polyethylene fiber are obviously improved, the ultrahigh molecular weight polyethylene protective net is prevented from being easily broken in the using process, and the ultrahigh molecular weight polyethylene protective net material has a wide application prospect;
(2) according to the ultrahigh molecular weight polyethylene protective net material and the preparation method thereof, the oxidation liquid is prepared, the ultrahigh molecular weight polyethylene fibers pass through the oxidation liquid, the surfaces of the ultrahigh molecular weight polyethylene fibers are subjected to oxidation etching, then the epoxy resin emulsion is coated on the surfaces of the ultrahigh molecular weight polyethylene fibers through the coating machine, the surfaces of the ultrahigh molecular weight polyethylene fibers are modified, the corrosion resistance and the waterproof performance of the ultrahigh molecular weight polyethylene fibers are greatly enhanced, and the service life of an ultrahigh molecular weight polyethylene protective net is further remarkably prolonged.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
An ultra-high molecular weight polyethylene protective net material comprises the following components:
the composite material comprises ultrahigh molecular weight polyethylene powder, alumina, silicon dioxide, calcium carbonate, mica, silicon carbide, glass fiber, talcum powder, carbon black, silicone oil, carbon nano tubes, diatomite, polytetrafluoroethylene and a coupling agent.
Wherein the coupling agent is a silane coupling agent.
The specific contents of the components in the examples are shown in the following table in parts by mass:
the preparation method of the ultrahigh molecular weight polyethylene protective mesh material provided in the above embodiment comprises the following steps:
step (1), preparing ultra-high molecular weight polyethylene fiber:
weighing a specified amount of ultra-high molecular weight polyethylene powder, alumina, silicon dioxide, calcium carbonate, mica, silicon carbide, glass fiber, talcum powder, carbon black, silicone oil, carbon nano tubes, diatomite, polytetrafluoroethylene and a coupling agent, adding the weighed materials into a high-speed mixer for mixing to obtain a mixture, pouring the mixture into a screw extruder for mixing and extruding, and then sending the mixture into a spinning box for spinning to obtain ultra-high molecular weight polyethylene fiber;
step (2), surface modification is carried out on the ultra-high molecular weight polyethylene fiber:
mixing potassium permanganate and concentrated nitric acid in a ratio of 1:15 to prepare an oxidizing solution, and oxidizing and etching the surface of the ultrahigh molecular weight polyethylene fiber by passing the ultrahigh molecular weight polyethylene fiber through the oxidizing solution, wherein the specific operation is as follows:
firstly, putting ultrahigh molecular weight polyethylene fibers into an oxidizing solution, then carrying out ultrasonic oscillation for 30-45 min at room temperature, taking out the ultrahigh molecular weight polyethylene fibers after the ultrasonic oscillation is finished, and cleaning and drying the ultrahigh molecular weight polyethylene fibers;
and after the oxidation etching is finished, coating the epoxy resin emulsion on the surface of the ultrahigh molecular weight polyethylene fiber by a coating machine to obtain the surface-modified ultrahigh molecular weight polyethylene fiber, and manufacturing the ultrahigh molecular weight polyethylene fiber into a protective net.
The product obtained by the embodiment has the advantages of excellent strength and toughness, corrosion resistance, long service life and wide application prospect.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The ultrahigh molecular weight polyethylene protective net material is characterized by comprising the following components:
the composite material comprises ultrahigh molecular weight polyethylene powder, alumina, silicon dioxide, calcium carbonate, mica, silicon carbide, glass fiber, talcum powder, carbon black, silicone oil, carbon nano tubes, diatomite, polytetrafluoroethylene and a coupling agent.
2. The ultra-high molecular weight polyethylene protective mesh material as claimed in claim 1, wherein the content of each component is as follows in parts by mass:
33.6-107.5 parts of ultra-high molecular weight polyethylene powder, 0.2-0.6 part of alumina, 0.5-0.9 part of silicon dioxide, 0.7-1.2 parts of calcium carbonate, 0.3-0.8 part of mica, 0.2-0.6 part of silicon carbide, 0.6-1 part of glass fiber, 0.4-0.9 part of talcum powder, 0.8-1.5 part of carbon black, 0.6-1.4 parts of silicone oil, 0.6-1 part of carbon nano tube, 0.7-1.5 parts of kieselguhr, 0.5-0.8 part of polytetrafluoroethylene and 0.3-0.7 part of coupling agent.
3. The method for preparing an ultra-high molecular weight polyethylene protective mesh material according to claim 1, wherein the coupling agent is a silane coupling agent.
4. The method for preparing the ultra-high molecular weight polyethylene protective mesh material according to any one of claims 1 to 3, characterized by comprising the following steps:
step (1), preparing ultra-high molecular weight polyethylene fiber:
weighing a specified amount of ultra-high molecular weight polyethylene powder, alumina, silicon dioxide, calcium carbonate, mica, silicon carbide, glass fiber, talcum powder, carbon black, silicone oil, carbon nano tubes, diatomite, polytetrafluoroethylene and a coupling agent, adding the weighed materials into a high-speed mixer for mixing to obtain a mixture, pouring the mixture into a screw extruder for mixing and extruding, and then sending the mixture into a spinning box for spinning to obtain ultra-high molecular weight polyethylene fiber;
step (2), surface modification is carried out on the ultra-high molecular weight polyethylene fiber:
preparing an oxidizing solution, carrying out oxidation etching on the surface of the ultra-high molecular weight polyethylene fiber by the ultra-high molecular weight polyethylene fiber through the oxidizing solution, and then coating the epoxy resin emulsion on the surface of the ultra-high molecular weight polyethylene fiber through a coating machine to obtain the surface modified ultra-high molecular weight polyethylene fiber.
5. The method for preparing the ultra-high molecular weight polyethylene protective mesh material according to claim 4, wherein the oxidizing solution in the step (2) is a mixed solution of potassium permanganate and concentrated nitric acid, and the mixing ratio of potassium permanganate to concentrated nitric acid is 1: 15.
6. The method for preparing the ultra-high molecular weight polyethylene protective mesh material according to claim 4, wherein the oxidation etching method in the step (2) is as follows:
firstly, putting the ultrahigh molecular weight polyethylene fibers into an oxidizing solution, then carrying out ultrasonic oscillation for 30-45 min at room temperature, taking out the ultrahigh molecular weight polyethylene fibers after the ultrasonic oscillation is finished, and cleaning and drying the ultrahigh molecular weight polyethylene fibers.
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Cited By (2)
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CN115558311A (en) * | 2022-10-14 | 2023-01-03 | 江苏中泰吊索具有限公司 | Nano polymer protective net structure and components thereof |
CN117603524A (en) * | 2024-01-24 | 2024-02-27 | 山东金顺达管业有限公司 | High-mechanical-property high-density polyethylene composite material and preparation method and application thereof |
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