CN113619060B - Preparation method and application of high-strength composite plastic steel plate - Google Patents

Preparation method and application of high-strength composite plastic steel plate Download PDF

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Publication number
CN113619060B
CN113619060B CN202110869773.3A CN202110869773A CN113619060B CN 113619060 B CN113619060 B CN 113619060B CN 202110869773 A CN202110869773 A CN 202110869773A CN 113619060 B CN113619060 B CN 113619060B
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section
mixture
stirring
temperature
steel plate
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CN113619060A (en
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张勇继
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Guangdong Dingcheng Juli Environmental Protection Technology Co ltd
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Guangdong Dingcheng Juli Environmental Protection Technology Co ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/07—Flat, e.g. panels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02B—HYDRAULIC ENGINEERING
    • E02B13/00—Irrigation ditches, i.e. gravity flow, open channel water distribution systems
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02B—HYDRAULIC ENGINEERING
    • E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
    • E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
    • E02B3/12—Revetment of banks, dams, watercourses, or the like, e.g. the sea-floor
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02B—HYDRAULIC ENGINEERING
    • E02B7/00—Barrages or weirs; Layout, construction, methods of, or devices for, making same
    • E02B7/20—Movable barrages; Lock or dry-dock gates
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D17/00—Excavations; Bordering of excavations; Making embankments
    • E02D17/20—Securing of slopes or inclines
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D19/00—Keeping dry foundation sites or other areas in the ground
    • E02D19/02—Restraining of open water
    • E02D19/04—Restraining of open water by coffer-dams, e.g. made of sheet piles
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
    • E04C2/02—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials

Abstract

The invention belongs to the technical field of composite material preparation methods, and particularly relates to a preparation method and application of a high-strength composite plastic steel plate. A preparation method of a high-strength composite plastic steel plate comprises the following steps: adding the resin, the reinforcing agent, the antioxidant, the modifier and the stabilizer into a stirring device, and stirring to obtain a mixture A; adding the mixture A into a feeding stirring section of a double-screw extruder; adding a lubricating auxiliary agent and a compatilizer after the temperature of the feeding stirring section is raised to obtain a mixture B; delivering mixture B to a cooling section; delivering the mixture B to the melting section of a twin-screw extruder; delivering the mixture B melted in the melting section to a melt delivery section; and conveying the molten mixture B to a homogenizing section, passing through an exhaust section, and extruding and forming the high-strength composite plastic steel plate through a die. The high-strength composite plastic steel plate prepared by the preparation method has the characteristics of easy molding and high strength.

Description

Preparation method and application of high-strength composite plastic steel plate
Technical Field
The invention belongs to the technical field of composite material preparation methods, and particularly relates to a preparation method and application of a high-strength composite plastic steel plate.
Background
At present, a large amount of traditional materials such as steel plates, concrete, slurry masonry, pine piles and the like are used in domestic hydraulic engineering; the behavior of breaking ecological environment by mass exploiting sand and wood itself; under the development requirements of 'plastic substitute steel' and 'environmental protection ecological', traditional materials such as steel plates, concrete, mortar masonry, pine piles and the like replaced by plastic products start to appear; however, the plastic product processing technology affects the product performance, so that the product is difficult to form, the strength is low, and the performance does not reach the standard; therefore, the problem that the processing technology affects the performance of the product is needed to be solved at present.
Disclosure of Invention
In order to solve the problems, the invention provides a preparation method of a high-strength composite plastic steel plate, which comprises the following steps:
s1, adding resin, a reinforcing agent, an antioxidant, a modifier and a stabilizer into a stirring device, and stirring to obtain a mixture A;
s2, adding the mixture A into a feeding stirring section of a double-screw extruder;
s3, adding a lubricating auxiliary agent and a compatilizer after the temperature of the feeding and stirring section is raised to obtain a mixture B;
s4, conveying the mixture B to a cooling section;
s5, conveying the mixture B to a melting section of a double-screw extruder;
s6, conveying the mixture B melted in the melting section to a melt conveying section;
s7, conveying the molten mixture B to a homogenizing section, passing through an exhaust section, and extruding and forming the high-strength composite plastic steel plate through a die.
Preferably, the stirring condition for stirring in the step S1 to obtain the mixture A is stirring for 10-30min under the stirring condition of 300-500 r/min.
Preferably, when the temperature of the S3 feeding stirring section is raised to 65-75 ℃, the lubricating auxiliary agent and the compatilizer are added, and the temperature is raised to 78-85 ℃ continuously.
Preferably, the temperature of the S4 cooling section is reduced to 20-40 ℃.
Preferably, the temperature of the S5 melting section is set to 120-160 ℃.
Preferably, the temperature of the S6 melt conveying section is set to 120-160 ℃.
Preferably, the temperature at the die in the step S7 is 125-145 ℃.
Preferably, the resin in S1 is polyvinyl chloride.
Preferably, the reinforcing agent in S1 is activated calcium.
The second aspect of the invention provides application of the high-strength composite plastic steel plate in the field of hydraulic engineering.
Advantageous effects
The high-strength composite plastic steel plate prepared by the preparation method has the characteristics of easy molding and high strength.
The high-strength composite plastic steel plate prepared by the preparation method does not contain harmful substances such as lead, mercury and the like, can replace traditional materials such as steel plates, concrete, slurry masonry, pine piles and the like used in the traditional slope protection mode, and can reduce sand and stone exploitation.
The high-strength composite plastic steel plate prepared by the preparation method has the advantages of simple and quick construction, small influence on the periphery due to the construction, and small influence on natural environment and climate due to the construction.
The high-strength composite plastic steel plate prepared by the preparation method has lower manufacturing cost, does not rust, corrode and peel off, and does not need later maintenance; the water-retaining and water-retaining device can be applied to middle and small river revetments, water stopping, water retaining, cofferdams, farmland irrigation and drainage channels, artificial lakes, landscape lakes, courts, hydrophilic platform revetments, lakes, wetland revetments, wave blocking, water gates, dam protection, piping prevention, seawall embankments, ship shovels, fishing port wharfs, marine products, fishery cultivation place revetments, cultivation fish ponds, road slopes, roadbed protection, mountain slope elimination, garbage disposal place water retaining and partition walls.
Detailed Description
The technical features in the technical scheme provided by the invention are further and clearly described below in combination with the specific embodiments, and the protection scope is not limited.
The words "preferred," "more preferred," and the like in the present disclosure refer to embodiments of the present disclosure that may provide certain benefits in some instances. However, other embodiments may be preferred under the same or other circumstances. Furthermore, the recitation of one or more preferred embodiments does not imply that other embodiments are not useful, nor is it intended to exclude other embodiments from the scope of the invention.
A preparation method of a high-strength composite plastic steel plate comprises the following steps:
s1, adding resin, a reinforcing agent, an antioxidant, a modifier and a stabilizer into a stirring device, and stirring to obtain a mixture A;
s2, adding the mixture A into a feeding stirring section of a double-screw extruder;
s3, adding a lubricating auxiliary agent and a compatilizer after the temperature of the feeding and stirring section is raised to obtain a mixture B;
s4, conveying the mixture B to a cooling section;
s5, conveying the mixture B to a melting section of a double-screw extruder;
s6, conveying the mixture B melted in the melting section to a melt conveying section;
s7, conveying the molten mixture B to a homogenizing section, passing through an exhaust section, and extruding and forming the high-strength composite plastic steel plate through a die.
In one embodiment, the exhaust section in S7 is divided into an empty exhaust section and a vacuum exhaust section.
In one embodiment, the exhaust section exhausts gases generated during melt mixing of the materials to air at atmospheric pressure.
In one embodiment, the vacuum exhaust section will further force exhaust of gases remaining in the material.
The applicant found in experiments that unexpectedly, the vacuum venting section will force venting of the gas remaining in the material, at which time the equipment lead becomes smaller and the fullness of melt to the screw channel is greater than 1, thus creating a pressure for the final extrusion of the mixed material from the die.
In one embodiment, the stirring condition for stirring in the step S1 to obtain the mixture A is stirring for 10-30min under the stirring condition of 300-500 r/min.
In one embodiment, the lubrication aid and the compatilizer are added when the temperature of the S3 charging and stirring section is raised to 65-75 ℃, and then the temperature is raised to 78-85 ℃.
The applicant found in experiments that unexpectedly, the stirred materials were conveyed to the heating and stirring section, and the interaction force between the materials was changed by the heat transferred to the machine barrel by the heater and the kneading of the materials by the rotating element.
In one embodiment, the lubrication aid and the compatibilizer are added when the temperature of the S3 charging and stirring section is increased to 70 ℃, and then the temperature is increased to 80 ℃.
In one embodiment, the S4 cooling stage temperature is reduced to 20-40 ℃.
In one embodiment, the S4 cooling stage temperature is reduced to 30 ℃.
The applicant has unexpectedly found in experiments that the arrangement sequence of molecular chain segments in the material can be adjusted by cooling the material.
In one embodiment, the temperature of the S5 melting section is set to 120-160 ℃.
In one embodiment, the temperature of the S5 melting section is set to 140 ℃.
The applicant found in experiments that the materials received the kneading, extruding and shearing actions of the twin-screw extruder in the melting section, and the temperature setting of the melting section was too high, which resulted in oxidation of the materials and reduced product performance.
In one embodiment, the temperature of the S6 melt conveying section is set to 120-160 ℃.
In one embodiment, the temperature of the S6 melt conveying section is set to 140 ℃.
In one embodiment, the die temperature in step S7 is 125-145 ℃.
In one embodiment, the die temperature in S7 is 135 ℃.
In one embodiment, the resin in S1 is polyvinyl chloride.
In one embodiment, the reinforcing agent in S1 is activated calcium.
In one embodiment, the activated calcium is light calcium carbonate.
In one embodiment, the antioxidant in S1 is a mixture of phosphite, 2, 6-di-tert-butyl-p-methylphenol, 2, 6-di-tert-butyl-4-methylphenol.
In one embodiment, the antioxidant in S1 is phosphite, 2, 6-di-tert-butyl-p-methylphenol, and 2, 6-di-tert-butyl-4-methylphenol in a weight ratio of 4:1:2.
In one embodiment, the modifier in S1 is an ACR modifier.
In one embodiment, the ACR modifier is an ACR resin made from an acrylate monomer by an emulsion polymerization process.
In one embodiment, the stabilizer in S1 is a calcium zinc stabilizer.
In one embodiment, the lubricating aid in S3 includes a lubricating aid a and a lubricating aid B.
In one embodiment, the lubricity aid a is a PE wax.
In one embodiment, the lubricating aid B is epoxidized soybean oil.
In one embodiment, the weight ratio of the lubricating aid a to the lubricating aid B is 1:1.
in one embodiment, the compatibilizing agent in S3 is a vinyl chloride-vinyl acetate copolymer.
The second aspect of the invention provides application of the high-strength composite plastic steel plate in the field of hydraulic engineering.
Examples
Example 1
A preparation method of a high-strength composite plastic steel plate comprises the following steps:
s1, adding 85 parts of resin, 20 parts of reinforcing agent, 2 parts of antioxidant, 2 parts of modifier and 2.5 parts of stabilizer into a stirring device according to parts by weight, and stirring to obtain a mixture A;
s2, adding the mixture A into a feeding stirring section of a double-screw extruder;
s3, adding 6 parts of a lubricating auxiliary agent and 3 parts of a compatilizer to obtain a mixture B after the temperature of a feeding stirring section is raised according to parts by weight;
s4, conveying the mixture B to a cooling section;
s5, conveying the mixture B to a melting section of a double-screw extruder;
s6, conveying the mixture B melted in the melting section to a melt conveying section;
s7, conveying the molten mixture B to a homogenizing section, passing through an exhaust section, and extruding and forming the high-strength composite plastic steel plate through a die.
The stirring condition of stirring in the step S1 to obtain a mixture A is stirring for 30min under the stirring condition of 300 r/min.
And (3) adding the lubricating auxiliary agent and the compatilizer when the temperature of the S3 feeding and stirring section is raised to 70 ℃, and then continuously raising the temperature to 80 ℃.
The temperature of the S4 cooling section is reduced to 30 ℃.
The temperature of the S5 melting section was set to 140 ℃.
The temperature of the S6 melt conveying section was set to 140 ℃.
And the temperature of the die in the step S7 is 135 ℃.
The resin in the step S1 is polyvinyl chloride.
The polyvinyl chloride purchasing manufacturer is a chlorine alkali chemical industry division company of the electric metallurgy of inner Mongolia, and the model is SG-5.
The reinforcing agent in the step S1 is light calcium carbonate.
The light calcium carbonate purchasing manufacturer is a wide-source superfine powder limited company in Jiangyin city, and the model is YG.
The antioxidant in the S1 is a mixture of phosphite ester, 2, 6-di-tert-butyl-p-methylphenol and 2, 6-di-tert-butyl-4-methylphenol.
The antioxidant in the S1 is phosphite ester, 2, 6-di-tert-butyl p-methylphenol and 2, 6-di-tert-butyl-4-methylphenol, and the weight ratio is 4:1:2.
The modifier in S1 is ACR modifier.
The ACR modifier is ACR resin prepared from acrylic ester monomers through an emulsion polymerization process.
The ACR modifier is purchased from the manufacturer of the Zigbstill star auxiliary agent, and the model is ACR-ZB-401.
The stabilizer in the S1 is a calcium-zinc stabilizer.
The calcium content in the calcium-zinc stabilizer is 16wt% and the zinc content is 9wt%.
The manufacturer of the calcium-zinc stabilizer is Heng water star auxiliary agent limited company.
The lubricating auxiliary agent in the S3 comprises a lubricating auxiliary agent A and a lubricating auxiliary agent B.
The lubricating aid A is PE wax.
The PE wax purchasing manufacturer is Ninghai Boer chemical industry Co., ltd, and the model is BR-2.
The lubricating aid B is epoxidized soybean oil.
The epoxidized soybean oil purchasing manufacturer is Jinan Ming Wei chemical industry Co.
The weight ratio of the lubricating auxiliary A to the lubricating auxiliary B is 1:1.
the compatilizer in the step S3 is a chloroethylene-vinyl acetate copolymer.
The vinyl chloride-vinyl acetate copolymer is purchased from Hubei Shishun biotechnology Co., ltd, and has a model of LC-201.
Example 2
A preparation method of a high-strength composite plastic steel plate comprises the following steps:
s1, adding 85 parts of resin, 20 parts of reinforcing agent, 2 parts of antioxidant, 2 parts of modifier and 2.5 parts of stabilizer into a stirring device according to parts by weight, and stirring to obtain a mixture A;
s2, adding the mixture A into a feeding stirring section of a double-screw extruder;
s3, adding 6 parts of a lubricating auxiliary agent and 3 parts of a compatilizer to obtain a mixture B after the temperature of a feeding stirring section is raised according to parts by weight;
s4, conveying the mixture B to a cooling section;
s5, conveying the mixture B to a melting section of a double-screw extruder;
s6, conveying the mixture B melted in the melting section to a melt conveying section;
s7, conveying the molten mixture B to a homogenizing section, passing through an exhaust section, and extruding and forming the high-strength composite plastic steel plate through a die.
The stirring condition of stirring in the step S1 to obtain a mixture A is stirring for 10min under the stirring condition of 500 r/min.
And (3) adding the lubricating auxiliary agent and the compatilizer when the temperature of the S3 feeding and stirring section is raised to 70 ℃, and then continuously raising the temperature to 80 ℃.
The temperature of the S4 cooling section is reduced to 30 ℃.
The temperature of the S5 melting section was set to 140 ℃.
The temperature of the S6 melt conveying section was set to 140 ℃.
And the temperature of the die in the step S7 is 135 ℃.
The resin in the step S1 is polyvinyl chloride.
The polyvinyl chloride purchasing manufacturer is a chlorine alkali chemical industry division company of the electric metallurgy of inner Mongolia, and the model is SG-5.
The reinforcing agent in the step S1 is light calcium carbonate.
The light calcium carbonate purchasing manufacturer is a wide-source superfine powder limited company in Jiangyin city, and the model is YG.
The antioxidant in the S1 is a mixture of phosphite ester, 2, 6-di-tert-butyl-p-methylphenol and 2, 6-di-tert-butyl-4-methylphenol.
The antioxidant in the S1 is phosphite ester, 2, 6-di-tert-butyl p-methylphenol and 2, 6-di-tert-butyl-4-methylphenol, and the weight ratio is 4:1:2.
The modifier in S1 is ACR modifier.
The ACR modifier is ACR resin prepared from acrylic ester monomers through an emulsion polymerization process.
The ACR modifier is purchased from the manufacturer of the Zigbstill star auxiliary agent, and the model is ACR-ZB-401.
The stabilizer in the S1 is a calcium-zinc stabilizer.
The calcium content in the calcium-zinc stabilizer is 16wt% and the zinc content is 9wt%.
The manufacturer of the calcium-zinc stabilizer is Heng water star auxiliary agent limited company.
The lubricating auxiliary agent in the S3 comprises a lubricating auxiliary agent A and a lubricating auxiliary agent B.
The lubricating aid A is PE wax.
The PE wax purchasing manufacturer is Ninghai Boer chemical industry Co., ltd, and the model is BR-2.
The lubricating aid B is epoxidized soybean oil.
The epoxidized soybean oil purchasing manufacturer is Jinan Ming Wei chemical industry Co.
The weight ratio of the lubricating auxiliary A to the lubricating auxiliary B is 1:1.
the compatilizer in the step S3 is a chloroethylene-vinyl acetate copolymer.
The vinyl chloride-vinyl acetate copolymer is purchased from Hubei Shishun biotechnology Co., ltd, and has a model of LC-201.
Example 3
A preparation method of a high-strength composite plastic steel plate comprises the following steps:
s1, adding 85 parts of resin, 20 parts of reinforcing agent, 2 parts of antioxidant, 2 parts of modifier and 2.5 parts of stabilizer into a stirring device according to parts by weight, and stirring to obtain a mixture A;
s2, adding the mixture A into a feeding stirring section of a double-screw extruder;
s3, adding 6 parts of a lubricating auxiliary agent and 3 parts of a compatilizer to obtain a mixture B after the temperature of a feeding stirring section is raised according to parts by weight;
s4, conveying the mixture B to a cooling section;
s5, conveying the mixture B to a melting section of a double-screw extruder;
s6, conveying the mixture B melted in the melting section to a melt conveying section;
s7, conveying the molten mixture B to a homogenizing section, passing through an exhaust section, and extruding and forming the high-strength composite plastic steel plate through a die.
The stirring condition of stirring in the step S1 to obtain a mixture A is stirring for 10min under the stirring condition of 500 r/min.
And (3) adding a lubricating auxiliary agent and a compatilizer when the temperature of the S3 feeding and stirring section is raised to 50 ℃, and then continuously raising the temperature to 60 ℃.
The temperature of the S4 cooling section is reduced to 30 ℃.
The temperature of the S5 melting section was set to 140 ℃.
The temperature of the S6 melt conveying section was set to 140 ℃.
And the temperature of the die in the step S7 is 135 ℃.
The resin in the step S1 is polyvinyl chloride.
The polyvinyl chloride purchasing manufacturer is a chlorine alkali chemical industry division company of the electric metallurgy of inner Mongolia, and the model is SG-5.
The reinforcing agent in the step S1 is light calcium carbonate.
The light calcium carbonate purchasing manufacturer is a wide-source superfine powder limited company in Jiangyin city, and the model is YG.
The antioxidant in the S1 is a mixture of phosphite ester, 2, 6-di-tert-butyl-p-methylphenol and 2, 6-di-tert-butyl-4-methylphenol.
The antioxidant in the S1 is phosphite ester, 2, 6-di-tert-butyl p-methylphenol and 2, 6-di-tert-butyl-4-methylphenol, and the weight ratio is 4:1:2.
The modifier in S1 is ACR modifier.
The ACR modifier is ACR resin prepared from acrylic ester monomers through an emulsion polymerization process.
The ACR modifier is purchased from the manufacturer of the Zigbstill star auxiliary agent, and the model is ACR-ZB-401.
The stabilizer in the S1 is a calcium-zinc stabilizer.
The calcium content in the calcium-zinc stabilizer is 16wt% and the zinc content is 9wt%.
The manufacturer of the calcium-zinc stabilizer is Heng water star auxiliary agent limited company.
The lubricating auxiliary agent in the S3 comprises a lubricating auxiliary agent A and a lubricating auxiliary agent B.
The lubricating aid A is PE wax.
The PE wax purchasing manufacturer is Ninghai Boer chemical industry Co., ltd, and the model is BR-2.
The lubricating aid B is epoxidized soybean oil.
The epoxidized soybean oil purchasing manufacturer is Jinan Ming Wei chemical industry Co.
The weight ratio of the lubricating auxiliary A to the lubricating auxiliary B is 1:1.
the compatilizer in the step S3 is a chloroethylene-vinyl acetate copolymer.
The vinyl chloride-vinyl acetate copolymer is purchased from Hubei Shishun biotechnology Co., ltd, and has a model of LC-201.
Example 4
A preparation method of a high-strength composite plastic steel plate comprises the following steps:
s1, adding 85 parts of resin, 20 parts of reinforcing agent, 2 parts of antioxidant, 2 parts of modifier and 2.5 parts of stabilizer into a stirring device according to parts by weight, and stirring to obtain a mixture A;
s2, adding the mixture A into a feeding stirring section of a double-screw extruder;
s3, adding 6 parts of a lubricating auxiliary agent and 3 parts of a compatilizer to obtain a mixture B after the temperature of a feeding stirring section is raised according to parts by weight;
s4, conveying the mixture B to a melting section of a double-screw extruder;
s5, conveying the mixture B melted in the melting section to a melt conveying section;
s6, conveying the molten mixture B to a homogenizing section, passing through an exhaust section, and extruding and forming the high-strength composite plastic steel plate through a die.
The stirring condition of stirring in the step S1 to obtain a mixture A is stirring for 10min under the stirring condition of 500 r/min.
And (3) adding the lubricating auxiliary agent and the compatilizer when the temperature of the S3 feeding and stirring section is raised to 70 ℃, and then continuously raising the temperature to 80 ℃.
The temperature of the S4 melting section was set to 140 ℃.
The temperature of the S5 melt conveying section was set to 140 ℃.
And the temperature of the die in the step S6 is 135 ℃.
The resin in the step S1 is polyvinyl chloride.
The polyvinyl chloride purchasing manufacturer is a chlorine alkali chemical industry division company of the electric metallurgy of inner Mongolia, and the model is SG-5.
The reinforcing agent in the step S1 is light calcium carbonate.
The light calcium carbonate purchasing manufacturer is a wide-source superfine powder limited company in Jiangyin city, and the model is YG.
The antioxidant in the S1 is a mixture of phosphite ester, 2, 6-di-tert-butyl-p-methylphenol and 2, 6-di-tert-butyl-4-methylphenol.
The antioxidant in the S1 is phosphite ester, 2, 6-di-tert-butyl p-methylphenol and 2, 6-di-tert-butyl-4-methylphenol, and the weight ratio is 4:1:2.
The modifier in S1 is ACR modifier.
The ACR modifier is ACR resin prepared from acrylic ester monomers through an emulsion polymerization process.
The ACR modifier is purchased from the manufacturer of the Zigbstill star auxiliary agent, and the model is ACR-ZB-401.
The stabilizer in the S1 is a calcium-zinc stabilizer.
The calcium content in the calcium-zinc stabilizer is 16wt% and the zinc content is 9wt%.
The manufacturer of the calcium-zinc stabilizer is Heng water star auxiliary agent limited company.
The lubricating auxiliary agent in the S3 comprises a lubricating auxiliary agent A and a lubricating auxiliary agent B.
The lubricating aid A is PE wax.
The PE wax purchasing manufacturer is Ninghai Boer chemical industry Co., ltd, and the model is BR-2.
The lubricating aid B is epoxidized soybean oil.
The epoxidized soybean oil purchasing manufacturer is Jinan Ming Wei chemical industry Co.
The weight ratio of the lubricating auxiliary A to the lubricating auxiliary B is 1:1.
the compatilizer in the step S3 is a chloroethylene-vinyl acetate copolymer.
The vinyl chloride-vinyl acetate copolymer is purchased from Hubei Shishun biotechnology Co., ltd, and has a model of LC-201.
Example 5
A preparation method of a high-strength composite plastic steel plate comprises the following steps:
s1, adding 85 parts of resin, 20 parts of reinforcing agent, 2 parts of antioxidant, 2 parts of modifier and 2.5 parts of stabilizer into a stirring device according to parts by weight, and stirring to obtain a mixture A;
s2, adding the mixture A into a feeding stirring section of a double-screw extruder;
s3, adding 6 parts of a lubricating auxiliary agent and 3 parts of a compatilizer to obtain a mixture B after the temperature of a feeding stirring section is raised according to parts by weight;
s4, conveying the mixture B to a cooling section;
s5, conveying the mixture B to a melting section of a double-screw extruder;
s6, conveying the mixture B melted in the melting section to a melt conveying section;
s7, conveying the molten mixture B to a homogenizing section, passing through an exhaust section, and extruding and forming the high-strength composite plastic steel plate through a die.
The stirring condition of stirring in the step S1 to obtain a mixture A is stirring for 10min under the stirring condition of 500 r/min.
And (3) adding the lubricating auxiliary agent and the compatilizer when the temperature of the S3 feeding and stirring section is raised to 70 ℃, and then continuously raising the temperature to 80 ℃.
The temperature of the S4 cooling section is reduced to 30 ℃.
The temperature of the S5 melting section is set to 180 ℃.
The temperature of the S6 melt conveying section is set to 180 ℃.
And the temperature of the die in the step S7 is 135 ℃.
The resin in the step S1 is polyvinyl chloride.
The polyvinyl chloride purchasing manufacturer is a chlorine alkali chemical industry division company of the electric metallurgy of inner Mongolia, and the model is SG-5.
The reinforcing agent in the step S1 is light calcium carbonate.
The light calcium carbonate purchasing manufacturer is a wide-source superfine powder limited company in Jiangyin city, and the model is YG.
The antioxidant in the S1 is a mixture of phosphite ester, 2, 6-di-tert-butyl-p-methylphenol and 2, 6-di-tert-butyl-4-methylphenol.
The antioxidant in the S1 is phosphite ester, 2, 6-di-tert-butyl p-methylphenol and 2, 6-di-tert-butyl-4-methylphenol, and the weight ratio is 4:1:2.
The modifier in S1 is ACR modifier.
The ACR modifier is ACR resin prepared from acrylic ester monomers through an emulsion polymerization process.
The ACR modifier is purchased from the manufacturer of the Zigbstill star auxiliary agent, and the model is ACR-ZB-401.
The stabilizer in the S1 is a calcium-zinc stabilizer.
The calcium content in the calcium-zinc stabilizer is 16wt% and the zinc content is 9wt%.
The manufacturer of the calcium-zinc stabilizer is Heng water star auxiliary agent limited company.
The lubricating auxiliary agent in the S3 comprises a lubricating auxiliary agent A and a lubricating auxiliary agent B.
The lubricating aid A is PE wax.
The PE wax purchasing manufacturer is Ninghai Boer chemical industry Co., ltd, and the model is BR-2.
The lubricating aid B is epoxidized soybean oil.
The epoxidized soybean oil purchasing manufacturer is Jinan Ming Wei chemical industry Co.
The weight ratio of the lubricating auxiliary A to the lubricating auxiliary B is 1:1.
the compatilizer in the step S3 is a chloroethylene-vinyl acetate copolymer.
The vinyl chloride-vinyl acetate copolymer is purchased from Hubei Shishun biotechnology Co., ltd, and has a model of LC-201.
Performance test:
the following performance tests were performed on the high-strength composite plastic steel sheets prepared in examples 1 to 5, and the test data are shown in Table 1.
1. Vicat softening point: according to GB/T1633-2000, the test is carried out under conditions of a load of 50N and a heating rate of 50 ℃/h.
2. Cantilever impact strength: the test was performed by the GB/T1843-2008 standard.
3. Heat distortion temperature: the test was performed by the standard of GB/T1634.2-2019.
4. Tensile strength: the tensile strength was tested according to GB/T1040.2-2006 at a test speed of 5 mm/min.
TABLE 1
The foregoing examples are illustrative only and serve to illustrate some of the features of the method of the invention. The appended claims are intended to claim the broadest possible scope and the embodiments presented herein are merely illustrative of selected implementations based on combinations of all possible embodiments. It is, therefore, not the intention of the applicant that the appended claims be limited by the choice of examples illustrating the features of the invention. Some numerical ranges used in the claims also include sub-ranges within which variations in these ranges should also be construed as being covered by the appended claims where possible.

Claims (2)

1. The preparation method of the high-strength composite plastic steel plate is characterized by comprising the following steps of:
s1, adding resin, a reinforcing agent, an antioxidant, a modifier and a stabilizer into a stirring device, and stirring to obtain a mixture A;
s2, adding the mixture A into a feeding stirring section of a double-screw extruder;
s3, adding a lubricating auxiliary agent and a compatilizer after the temperature of the feeding and stirring section is raised to obtain a mixture B;
s4, conveying the mixture B to a cooling section;
s5, conveying the mixture B to a melting section of a double-screw extruder;
s6, conveying the mixture B melted in the melting section to a melt conveying section;
s7, conveying the molten mixture B to a homogenizing section, passing through an exhaust section, and extruding and forming a high-strength composite plastic steel plate through a die;
stirring in the step S1 to obtain a mixture A, wherein the stirring condition is that stirring is carried out for 10-30min under the stirring condition of 300-500 r/min;
adding a lubricating auxiliary agent and a compatilizer when the temperature of the S3 feeding and stirring section is raised to 65-75 ℃, and then continuously raising the temperature to 78-85 ℃;
the temperature of the S4 cooling section is reduced to 20-40 ℃;
the temperature of the S5 melting section is set to be 120-160 ℃;
the temperature of the S6 melt conveying section is set to be 120-160 ℃;
the temperature of the die in the step S7 is 125-145 ℃;
the exhaust section in the S7 is divided into an empty exhaust section and a vacuum exhaust section;
the resin in the S1 is polyvinyl chloride;
the reinforcing agent in the S1 is active calcium;
the antioxidant in the S1 is a mixture of phosphite ester, 2, 6-di-tert-butyl-p-methylphenol and 2, 6-di-tert-butyl-4-methylphenol;
the modifier in the S1 is an ACR modifier;
the stabilizer in the S1 is a calcium-zinc stabilizer;
the lubricating auxiliary agent in the S3 comprises a lubricating auxiliary agent A and a lubricating auxiliary agent B;
the lubricating aid A is PE wax, and the lubricating aid B is epoxidized soybean oil; the weight ratio of the lubricating auxiliary A to the lubricating auxiliary B is 1:1, a step of;
the compatilizer in the step S3 is a chloroethylene-vinyl acetate copolymer.
2. The use of the high-strength composite plastic steel plate as claimed in claim 1 in the field of hydraulic engineering.
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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103571105A (en) * 2013-11-06 2014-02-12 江南大学 Environment-friendly polyvinyl chloride resin composition and preparation method thereof
CN105037992A (en) * 2015-05-20 2015-11-11 中十冶集团环保科技有限公司 Metal tailing sand lignified sheet material and preparation method thereof
CN109438872A (en) * 2018-10-25 2019-03-08 宜宾天原集团股份有限公司 A kind of high-strength and high ductility polyvinyl chloride pipe formulation and preparation method thereof
WO2020233028A1 (en) * 2019-05-22 2020-11-26 宁波先锋新材料股份有限公司 Flame-retardant and smoke-suppressing soft polyvinyl chloride composite material having good mechanical performance and preparation method therefor
CN112078054A (en) * 2020-08-31 2020-12-15 苏州禾昌聚合材料股份有限公司 Preparation method of low-VOC polypropylene composite material for automotive interior

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104559033B (en) * 2014-12-31 2017-07-11 上海锦湖日丽塑料有限公司 Low gloss heat-proof ABS resin composition and preparation method thereof

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103571105A (en) * 2013-11-06 2014-02-12 江南大学 Environment-friendly polyvinyl chloride resin composition and preparation method thereof
CN105037992A (en) * 2015-05-20 2015-11-11 中十冶集团环保科技有限公司 Metal tailing sand lignified sheet material and preparation method thereof
CN109438872A (en) * 2018-10-25 2019-03-08 宜宾天原集团股份有限公司 A kind of high-strength and high ductility polyvinyl chloride pipe formulation and preparation method thereof
WO2020233028A1 (en) * 2019-05-22 2020-11-26 宁波先锋新材料股份有限公司 Flame-retardant and smoke-suppressing soft polyvinyl chloride composite material having good mechanical performance and preparation method therefor
CN112078054A (en) * 2020-08-31 2020-12-15 苏州禾昌聚合材料股份有限公司 Preparation method of low-VOC polypropylene composite material for automotive interior

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
丁邵兰 马飞.革制品材料学.中国轻工业出版社,2019,第111页. *
耿孝正.第二节 挤出过程.《塑料混合及连续混合设备》.中国轻工业出版社,2008,第170-172页. *

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