CN112411870A - Transition metal-loaded polystyrene building material and preparation method thereof - Google Patents
Transition metal-loaded polystyrene building material and preparation method thereof Download PDFInfo
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- CN112411870A CN112411870A CN202011244928.6A CN202011244928A CN112411870A CN 112411870 A CN112411870 A CN 112411870A CN 202011244928 A CN202011244928 A CN 202011244928A CN 112411870 A CN112411870 A CN 112411870A
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- polystyrene
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- 239000004793 Polystyrene Substances 0.000 title claims abstract description 363
- 229920002223 polystyrene Polymers 0.000 title claims abstract description 363
- 229910052723 transition metal Inorganic materials 0.000 title claims abstract description 153
- 150000003624 transition metals Chemical class 0.000 title claims abstract description 153
- 239000004566 building material Substances 0.000 title claims abstract description 55
- 238000002360 preparation method Methods 0.000 title claims abstract description 27
- 239000002994 raw material Substances 0.000 claims abstract description 54
- 238000000576 coating method Methods 0.000 claims abstract description 35
- 239000011248 coating agent Substances 0.000 claims abstract description 33
- 239000011159 matrix material Substances 0.000 claims abstract description 26
- 238000005520 cutting process Methods 0.000 claims abstract description 25
- 230000003678 scratch resistant effect Effects 0.000 claims abstract description 17
- 238000012858 packaging process Methods 0.000 claims abstract description 7
- 238000011282 treatment Methods 0.000 claims description 133
- 238000010438 heat treatment Methods 0.000 claims description 59
- 239000002245 particle Substances 0.000 claims description 48
- 238000003756 stirring Methods 0.000 claims description 42
- 238000001816 cooling Methods 0.000 claims description 38
- 239000003054 catalyst Substances 0.000 claims description 31
- 238000006555 catalytic reaction Methods 0.000 claims description 27
- 239000000725 suspension Substances 0.000 claims description 24
- 239000010410 layer Substances 0.000 claims description 21
- 238000004519 manufacturing process Methods 0.000 claims description 21
- 239000000758 substrate Substances 0.000 claims description 21
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical group [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 20
- 238000002844 melting Methods 0.000 claims description 15
- 230000008018 melting Effects 0.000 claims description 15
- 210000003781 tooth socket Anatomy 0.000 claims description 15
- 238000003303 reheating Methods 0.000 claims description 14
- 239000000843 powder Substances 0.000 claims description 12
- 238000007493 shaping process Methods 0.000 claims description 12
- 230000007704 transition Effects 0.000 claims description 12
- 238000001125 extrusion Methods 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 11
- RAABOESOVLLHRU-UHFFFAOYSA-N diazene Chemical compound N=N RAABOESOVLLHRU-UHFFFAOYSA-N 0.000 claims description 10
- 229910000071 diazene Inorganic materials 0.000 claims description 10
- 229910052759 nickel Inorganic materials 0.000 claims description 10
- 238000004806 packaging method and process Methods 0.000 claims description 10
- 230000002093 peripheral effect Effects 0.000 claims description 9
- 230000002209 hydrophobic effect Effects 0.000 claims description 8
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 claims description 8
- 239000011347 resin Substances 0.000 claims description 8
- 229920005989 resin Polymers 0.000 claims description 8
- 229910001928 zirconium oxide Inorganic materials 0.000 claims description 8
- 239000012300 argon atmosphere Substances 0.000 claims description 6
- 239000008367 deionised water Substances 0.000 claims description 6
- 229910021641 deionized water Inorganic materials 0.000 claims description 6
- 238000000227 grinding Methods 0.000 claims description 6
- 230000000737 periodic effect Effects 0.000 claims description 6
- 230000008569 process Effects 0.000 claims description 6
- 238000007670 refining Methods 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 claims description 5
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 claims description 3
- 239000003973 paint Substances 0.000 claims description 3
- 239000011247 coating layer Substances 0.000 claims description 2
- 238000002156 mixing Methods 0.000 claims description 2
- 238000010298 pulverizing process Methods 0.000 claims description 2
- 238000005538 encapsulation Methods 0.000 claims 1
- 238000010030 laminating Methods 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 description 8
- 239000000463 material Substances 0.000 description 6
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- 239000000178 monomer Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- VEQPNABPJHWNSG-UHFFFAOYSA-N Nickel(2+) Chemical compound [Ni+2] VEQPNABPJHWNSG-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
- 239000012298 atmosphere Substances 0.000 description 2
- 238000009435 building construction Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 229910001453 nickel ion Inorganic materials 0.000 description 2
- 238000013021 overheating Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 238000001953 recrystallisation Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000007847 structural defect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
Images
Classifications
-
- 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
- E04C2/26—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups
- E04C2/284—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups at least one of the materials being insulating
- E04C2/296—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups at least one of the materials being insulating composed of insulating material and non-metallic or unspecified sheet-material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D7/00—Producing flat articles, e.g. films or sheets
- B29D7/01—Films or sheets
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/04—Coating
- C08J7/042—Coating with two or more layers, where at least one layer of a composition contains a polymer binder
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/04—Coating
- C08J7/046—Forming abrasion-resistant coatings; Forming surface-hardening coatings
-
- 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
-
- 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
- C08K5/00—Use of organic ingredients
- C08K5/0091—Complexes with metal-heteroatom-bonds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2325/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Derivatives of such polymers
- C08J2325/02—Homopolymers or copolymers of hydrocarbons
- C08J2325/04—Homopolymers or copolymers of styrene
- C08J2325/06—Polystyrene
-
- 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
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Catalysts (AREA)
Abstract
The invention provides a transition metal-loaded polystyrene building material and a preparation method thereof, wherein the polystyrene building material formed by laminating a polystyrene plate, a waterproof layer and a scratch-resistant hard coating is prepared by a preparation process of a transition metal-loaded polystyrene raw material, a preparation process of the polystyrene plate and a cutting and packaging process of the polystyrene plate, and the mechanical toughness and the mechanical strength of the polystyrene plate are improved by doping corresponding transition metal into a polystyrene matrix, and the preparation difficulty and the cost of the polystyrene building material can be reduced.
Description
Technical Field
The invention relates to the technical field of building material preparation, in particular to a transition metal-loaded polystyrene building material and a preparation method thereof.
Background
With the development of socio-economic, high-rise buildings or super high-rise buildings have become the main building form of urban infrastructure, and the high-rise buildings or super high-rise buildings can effectively improve the utilization efficiency of the buildings, and the traditional brick concrete structure and reinforced concrete structure can guarantee the strength of the buildings, but the manufacturing process is complex and takes a long time. In order to increase the speed and efficiency of building construction and reduce the cost of building construction, the prior art has developed a process for building a building using modular building panels, which are usually prefabricated from organic and/or inorganic materials, but the manufacturing process of such modular building panels is complicated, and the panels have low mechanical toughness and strength, which cannot meet the requirements of different building applications. It is thus clear that there is a need in the art for building materials having greater mechanical toughness and strength, as well as being simple and inexpensive to manufacture.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a transition metal-loaded polystyrene building material and a preparation method thereof, wherein a transition metal-loaded polystyrene raw material is obtained by carrying out mixed catalytic reaction on a supported transition metal catalyst, a transition metal complex and a polystyrene matrix, the transition metal-loaded polystyrene raw material is sequentially subjected to crushing treatment, heating melting treatment and cooling shaping treatment to obtain a polystyrene plate, and the polystyrene plate is sequentially subjected to cutting treatment and coating packaging treatment to obtain the transition metal-loaded polystyrene building material; therefore, the transition metal-loaded polystyrene building material and the preparation method thereof are used for preparing the polystyrene building material formed by laminating the polystyrene board, the waterproof layer and the scratch-resistant hard coating through the preparation process of the transition metal-loaded polystyrene raw material, the preparation process of the polystyrene board and the cutting and packaging process of the polystyrene board, and the corresponding transition metal is doped into the polystyrene matrix, so that the mechanical toughness and the mechanical strength of the polystyrene board are improved, and the preparation difficulty and the cost of the polystyrene building material can be reduced.
The invention provides a transition metal-loaded polystyrene building material, which is characterized by comprising a polystyrene board;
the polystyrene board comprises an upper side surface and a lower side surface which are opposite;
the upper side surface and the lower side surface of the polystyrene plate are respectively sequentially provided with a waterproof layer and a scratch-resistant hard coating in a laminated manner;
the polystyrene board is formed by carrying out mixed catalytic reaction on a supported transition metal catalyst, a transition metal complex and a polystyrene substrate to obtain a transition metal-supported polystyrene raw material, and then sequentially carrying out crushing treatment, heating and melting treatment and cooling and shaping treatment on the transition metal-supported polystyrene raw material;
further, in the formation of the polystyrene board, a mixed catalytic reaction is carried out on a supported transition metal catalyst, a transition metal complex and a polystyrene substrate, so as to obtain a transition metal-supported polystyrene raw material, which specifically comprises:
grinding the polystyrene matrix, thereby converting the polystyrene matrix into polystyrene matrix powder with the average particle size not more than 1 mm;
and dissolving the polystyrene matrix powder, the supported transition metal catalyst and the transition metal complex together in deionized water to form a corresponding suspension, and performing heating treatment and constant-speed stirring treatment on the suspension to realize the mixed catalytic reaction, wherein the heating treatment maintains the temperature of the suspension at 65-80 ℃, the stirring speed of the constant-speed stirring treatment is 20-40 r/s, the supported transition metal catalyst comprises zirconium oxide, and the transition metal complex is nickel diimine;
extracting a product of the mixed catalytic reaction from the suspension, and refining the product to obtain the transition metal-loaded polystyrene raw material;
further, in forming the polystyrene board, sequentially performing crushing treatment, heating and melting treatment and cooling and shaping treatment on the transition metal-loaded polystyrene raw material specifically comprises:
carrying out extrusion crushing treatment on the transition metal-loaded polystyrene raw material so as to correspondingly obtain polystyrene particles;
placing the polystyrene particles in a flowing argon atmosphere environment, carrying out primary heating treatment, carrying out stirring treatment with the stirring speed of 30r/s-60r/s on the polystyrene particles, then carrying out reheating treatment on the polystyrene particles, converting the polystyrene particles into polystyrene melt, and carrying out stirring treatment with the stirring speed of 20r/s-40r/s on the polystyrene melt, wherein the heating temperature of the primary heating treatment is 100-170 ℃, and the heating temperature of the reheating treatment is 200-260 ℃;
carrying out primary natural cooling treatment on the polystyrene melt so as to cool the temperature of the polystyrene melt to 120-160 ℃, carrying out co-extrusion molding treatment on the polystyrene melt subjected to the primary natural cooling treatment so as to generate a polystyrene plate with a preset thickness, wherein the thickness of the polystyrene plate is 5-100 cm, and carrying out secondary natural cooling treatment on the polystyrene plate so as to cool the temperature of the polystyrene plate to a normal temperature state;
furthermore, the peripheral side surfaces of the polystyrene boards are cut and cut to form periodic rectangular tooth socket structures, so that different polystyrene boards can be spliced and combined through the rectangular tooth socket structures, wherein the groove depth of the rectangular tooth socket structures is 2cm-5cm, and the groove width is 2cm-5 cm;
or,
the waterproof layer is formed by coating hydrophobic resin paint;
or,
the scratch-resistant hard coating is formed by coating (methyl) acrylate.
The invention also provides a preparation method of the transition metal-loaded polystyrene building material, which is characterized by comprising the following steps:
step S1, a process for preparing the transition metal-loaded polystyrene raw material, which comprises the steps of carrying out mixed catalytic reaction on a supported transition metal catalyst, a transition metal complex and a polystyrene substrate to obtain the transition metal-loaded polystyrene raw material;
step S2, a manufacturing procedure of the polystyrene board, which comprises the steps of sequentially carrying out crushing treatment, heating and melting treatment and cooling and shaping treatment on the polystyrene raw material loaded with the transition metal, so as to obtain the polystyrene board;
step S3, cutting and packaging the polystyrene board, which comprises cutting the polystyrene board and coating packaging the polystyrene board in sequence, thereby obtaining the transition metal loaded polystyrene building material;
further, in step S1, the mixed catalytic reaction of the supported transition metal catalyst, the transition metal complex and the polystyrene matrix is performed, so as to obtain the transition metal-supported polystyrene raw material specifically including:
step S101, grinding the polystyrene substrate so as to convert the polystyrene substrate into polystyrene substrate powder with the average particle size not more than 1 mm;
step S102, dissolving the polystyrene matrix powder, the supported transition metal catalyst and the transition metal complex into deionized water together to form a corresponding suspension, and performing heating treatment and constant-speed stirring treatment on the suspension to realize the mixed catalytic reaction, wherein the heating treatment keeps the temperature of the suspension at 65-80 ℃, the stirring speed of the constant-speed stirring treatment is 20-40 r/S, the supported transition metal catalyst comprises zirconium oxide, and the transition metal complex is nickel diimine;
step S103, extracting the product of the mixed catalytic reaction from the suspension, and refining the product to obtain the transition metal-loaded polystyrene raw material;
further, in step S2, the step of sequentially performing crushing, heating and melting, and cooling and shaping on the transition metal-loaded polystyrene raw material to obtain the polystyrene board specifically includes:
step S201, extruding and crushing the transition metal-loaded polystyrene raw material to correspondingly obtain polystyrene particles;
step S202, placing the polystyrene particles in a flowing argon atmosphere environment, performing primary heating treatment, performing stirring treatment on the polystyrene particles at a stirring speed of 30r/S-60r/S, then performing reheating treatment on the polystyrene particles, so as to convert the polystyrene particles into a polystyrene melt, and performing stirring treatment on the polystyrene melt at a stirring speed of 20r/S-40r/S, wherein the heating temperature of the primary heating treatment is 100-170 ℃, and the heating temperature of the reheating treatment is 200-260 ℃;
step S203, carrying out primary natural cooling treatment on the polystyrene melt so as to cool the temperature of the polystyrene melt to 120-160 ℃, carrying out co-extrusion molding treatment on the polystyrene melt subjected to the primary natural cooling treatment so as to generate a polystyrene plate with a preset thickness, wherein the thickness of the polystyrene plate is 5-100 cm, and carrying out secondary natural cooling treatment on the polystyrene plate so as to cool the temperature of the polystyrene plate to a normal temperature state;
further, in step S3, the cutting and coating process and the film sealing process are sequentially performed on the polystyrene board, so as to obtain the transition metal loaded polystyrene building material, specifically including:
step S301, cutting and cutting the peripheral side surfaces of the polystyrene boards to form periodic rectangular tooth socket structures on the side surfaces, so that different polystyrene boards can be spliced and combined through the rectangular tooth socket structures, wherein the groove depth of the rectangular tooth socket structures is 2cm-5cm, and the groove width is 2cm-5 cm;
step S302, coating a waterproof layer formed of a hydrophobic resin coating and a scratch-resistant hard coating layer formed of (meth) acrylate on the upper surface, the lower surface, and the peripheral sides of the polystyrene board, thereby obtaining the transition metal-loaded polystyrene building material.
Compared with the prior art, the transition metal-loaded polystyrene building material and the preparation method thereof have the advantages that the transition metal-loaded polystyrene building material is obtained by carrying out mixed catalytic reaction on a supported transition metal catalyst, a transition metal complex and a polystyrene substrate, the transition metal-loaded polystyrene raw material is sequentially subjected to crushing treatment, heating melting treatment and cooling setting treatment to obtain a polystyrene plate, and the polystyrene plate is sequentially subjected to cutting treatment and coating packaging treatment to obtain the transition metal-loaded polystyrene building material; therefore, the transition metal-loaded polystyrene building material and the preparation method thereof are used for preparing the polystyrene building material formed by laminating the polystyrene board, the waterproof layer and the scratch-resistant hard coating through the preparation process of the transition metal-loaded polystyrene raw material, the preparation process of the polystyrene board and the cutting and packaging process of the polystyrene board, and the corresponding transition metal is doped into the polystyrene matrix, so that the mechanical toughness and the mechanical strength of the polystyrene board are improved, and the preparation difficulty and the cost of the polystyrene building material can be reduced.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of a transition metal-loaded polystyrene building material provided by the present invention.
FIG. 2 is a schematic flow chart of a method for preparing a transition metal-loaded polystyrene building material according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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.
Referring to fig. 1, a schematic structural diagram of a transition metal-loaded polystyrene building material according to an embodiment of the present invention is shown. The transition metal-loaded polystyrene building material comprises a polystyrene plate;
the polystyrene board comprises an upper side surface and a lower side surface which are opposite;
the upper side surface and the lower side surface of the polystyrene plate are respectively and sequentially provided with a waterproof layer and a scratch-resistant hard coating in a laminated manner;
the polystyrene board is formed by mixing and catalyzing a supported transition metal catalyst, a transition metal complex and a polystyrene substrate to react so as to obtain a transition metal-supported polystyrene raw material, and then sequentially crushing, heating and melting and cooling the transition metal-supported polystyrene raw material.
The beneficial effects of the above technical scheme are: the transition metal-loaded polystyrene building material is prepared into a polystyrene building material formed by laminating a polystyrene plate, a waterproof layer and a scratch-resistant hard coating through a manufacturing process of a transition metal-loaded polystyrene raw material, a manufacturing process of the polystyrene plate and a cutting and packaging process of the polystyrene plate, and the mechanical toughness and the mechanical strength of the polystyrene plate are improved by doping corresponding transition metal into a polystyrene matrix, and the manufacturing difficulty and the manufacturing cost of the polystyrene building material can be reduced.
Preferably, in forming the polystyrene board, the mixed catalytic reaction of the supported transition metal catalyst, the transition metal complex and the polystyrene substrate is performed, so as to obtain the transition metal-supported polystyrene raw material specifically comprising:
grinding the polystyrene matrix to convert the polystyrene matrix into polystyrene matrix powder with an average particle size of not more than 1 mm;
and dissolving the polystyrene matrix powder, the supported transition metal catalyst and the transition metal complex into deionized water together to form a corresponding suspension, and performing heating treatment and constant-speed stirring treatment on the suspension to realize the mixed catalytic reaction, wherein the heating treatment keeps the temperature of the suspension at 65-80 ℃, the stirring speed of the constant-speed stirring treatment is 20-40 r/s, the supported transition metal catalyst comprises zirconium oxide, and the transition metal complex is nickel diimine;
and extracting the product of the mixed catalytic reaction from the suspension, and refining the product to obtain the transition metal-loaded polystyrene raw material.
The beneficial effects of the above technical scheme are: although the polystyrene material itself has good mechanical ductility, the polystyrene monomer material is used as a building board, it can not meet the requirements of corresponding mechanical toughness and mechanical strength, and by carrying out mixed catalytic reaction on a load type transition metal catalyst, a transition metal complex and a polystyrene substrate, thus obtaining the polystyrene raw material loaded with the transition metal, the transition metal can be coordinately fused into the polystyrene, thereby changing the chemical bonding action of the polystyrene monomer chain and effectively improving the mechanical toughness and the mechanical strength of the polystyrene, nickel diimine is adopted as a transition metal complex, nickel ions can be coordinated and fused in polystyrene, the zirconium oxide is adopted as the load type transition metal catalyst, so that the coordination fusion efficiency between the nickel diimine and the polystyrene can be improved, thereby maximally improving the yield of the transition metal-loaded polystyrene raw material and reducing the production cost thereof.
Preferably, in forming the polystyrene board, the sequentially performing crushing treatment, heating and melting treatment and cooling and shaping treatment on the transition metal-loaded polystyrene raw material specifically comprises:
carrying out extrusion crushing treatment on the transition metal-loaded polystyrene raw material so as to correspondingly obtain polystyrene particles;
placing the polystyrene particles in a flowing argon atmosphere environment, carrying out primary heating treatment, carrying out stirring treatment with the stirring speed of 30r/s-60r/s on the polystyrene particles, then carrying out reheating treatment on the polystyrene particles, converting the polystyrene particles into polystyrene melt, and carrying out stirring treatment with the stirring speed of 20r/s-40r/s on the polystyrene melt, wherein the heating temperature of the primary heating treatment is 100-170 ℃, and the heating temperature of the reheating treatment is 200-260 ℃;
and then carrying out primary natural cooling treatment on the polystyrene melt so as to cool the temperature of the polystyrene melt to 120-160 ℃, carrying out co-extrusion molding treatment on the polystyrene melt subjected to the primary natural cooling treatment so as to generate a polystyrene plate with a preset thickness, wherein the thickness of the polystyrene plate is 5-100 cm, and then carrying out secondary natural cooling treatment on the polystyrene plate so as to cool the temperature of the polystyrene plate to a normal temperature state.
The beneficial effects of the above technical scheme are: the chemical stability of the polystyrene particles in the heating process can be ensured by heating the polystyrene particles in the protective atmosphere environment of flowing argon; the polystyrene particles are subjected to primary heating treatment at 100-170 ℃, so that all the polystyrene particles can be uniformly heated, the local overheating and nonuniform heating of the polystyrene particles are avoided, and the polystyrene particles can be quickly converted into a polystyrene melt by reheating treatment at 200-260 ℃, so that the efficiency of the conversion process is improved, and the stability of the molten state of the polystyrene melt is maintained; in addition, through natural cooling and co-extrusion molding of the polystyrene melt, the cooling recrystallization state of the polystyrene plate can be improved, and polystyrene plates with various sizes can be conveniently and rapidly manufactured according to requirements, so that the structural defects in the polystyrene plates are reduced to the maximum extent.
Preferably, the peripheral side surfaces of the polystyrene board are also cut to form a periodic rectangular tooth socket structure, so that different polystyrene boards can be spliced and combined through the rectangular tooth socket structure, wherein the groove depth of the rectangular tooth socket structure is 2cm-5cm, and the groove width is 2cm-5 cm;
or,
the waterproof layer is formed by coating hydrophobic resin paint;
or,
the scratch-resistant hard coating is formed by coating (methyl) acrylate.
The beneficial effects of the above technical scheme are: the waterproof layer is formed by coating the hydrophobic resin material, so that the waterproof performance of the waterproof layer can be improved, the manufacturing difficulty of the waterproof layer can be reduced, and the scratch-resistant hard coating is formed by adopting (methyl) acrylate, so that the scratch resistance and the mechanical strength of the surface of the polystyrene board can be improved, and the service life of the polystyrene board can be prolonged to the maximum extent.
Referring to fig. 2, a schematic flow chart of a method for preparing a transition metal-loaded polystyrene building material according to an embodiment of the present invention is shown. The preparation method of the transition metal-loaded polystyrene building material comprises the following steps:
step S1, a process for preparing the transition metal-loaded polystyrene raw material, which comprises the steps of carrying out mixed catalytic reaction on a supported transition metal catalyst, a transition metal complex and a polystyrene substrate to obtain the transition metal-loaded polystyrene raw material;
step S2, a manufacturing procedure of the polystyrene board, which comprises the steps of sequentially carrying out crushing treatment, heating and melting treatment and cooling and shaping treatment on the polystyrene raw material loaded with the transition metal, thereby obtaining the polystyrene board;
and step S3, cutting and packaging the polystyrene board, wherein the cutting and packaging process comprises the step of sequentially cutting the polystyrene board and the step of coating and packaging the polystyrene board, so that the transition metal-loaded polystyrene building material is obtained.
The beneficial effects of the above technical scheme are: the preparation method of the transition metal-loaded polystyrene building material comprises the steps of manufacturing a transition metal-loaded polystyrene raw material, manufacturing a polystyrene board and cutting and packaging the polystyrene board to prepare the polystyrene building material formed by laminating the polystyrene board, a waterproof layer and a scratch-resistant hard coating, wherein the corresponding transition metal is doped into a polystyrene matrix, so that the mechanical toughness and the mechanical strength of the polystyrene board are improved, and the manufacturing difficulty and the manufacturing cost of the polystyrene building material can be reduced.
Preferably, in step S1, the mixed catalytic reaction of the supported transition metal catalyst, the transition metal complex and the polystyrene matrix is performed, so as to obtain the transition metal-supported polystyrene raw material specifically including:
step S101, grinding the polystyrene substrate so as to convert the polystyrene substrate into polystyrene substrate powder with the average particle size not more than 1 mm;
step S102, dissolving the polystyrene matrix powder, the supported transition metal catalyst and the transition metal complex into deionized water together to form a corresponding suspension, and performing heating treatment and constant-speed stirring treatment on the suspension to realize the mixed catalytic reaction, wherein the temperature of the suspension is kept at 65-80 ℃ by the heating treatment, the stirring speed of the constant-speed stirring treatment is 20-40 r/S, the supported transition metal catalyst comprises zirconium oxide, and the transition metal complex is nickel diimine;
step S103, extracting the product of the mixed catalytic reaction from the suspension, and refining the product to obtain the transition metal-loaded polystyrene raw material.
The beneficial effects of the above technical scheme are: although the polystyrene material itself has good mechanical ductility, the polystyrene monomer material is used as a building board, it can not meet the requirements of corresponding mechanical toughness and mechanical strength, and by carrying out mixed catalytic reaction on a load type transition metal catalyst, a transition metal complex and a polystyrene substrate, thus obtaining the polystyrene raw material loaded with the transition metal, the transition metal can be coordinately fused into the polystyrene, thereby changing the chemical bonding action of the polystyrene monomer chain and effectively improving the mechanical toughness and the mechanical strength of the polystyrene, nickel diimine is adopted as a transition metal complex, nickel ions can be coordinated and fused in polystyrene, the zirconium oxide is adopted as the load type transition metal catalyst, so that the coordination fusion efficiency between the nickel diimine and the polystyrene can be improved, thereby maximally improving the yield of the transition metal-loaded polystyrene raw material and reducing the production cost thereof.
Preferably, in step S2, the transition metal-loaded polystyrene raw material is sequentially subjected to a pulverization treatment, a heating and melting treatment, and a cooling and shaping treatment, so as to obtain the polystyrene plate specifically including:
step S201, the polystyrene raw material loaded with transition metal is extruded and crushed, so that polystyrene particles are obtained correspondingly;
step S202, placing the polystyrene particles in a flowing argon atmosphere environment, performing primary heating treatment, performing stirring treatment on the polystyrene particles at a stirring speed of 30r/S-60r/S, performing reheating treatment on the polystyrene particles, converting the polystyrene particles into a polystyrene melt, and performing stirring treatment on the polystyrene melt at a stirring speed of 20r/S-40r/S, wherein the heating temperature of the primary heating treatment is 100-170 ℃, and the heating temperature of the reheating treatment is 200-260 ℃;
step S203, carrying out primary natural cooling treatment on the polystyrene melt so as to cool the temperature of the polystyrene melt to 120-160 ℃, carrying out co-extrusion molding treatment on the polystyrene melt after the primary natural cooling treatment so as to generate a polystyrene plate with a preset thickness, wherein the thickness of the polystyrene plate is 5-100 cm, and carrying out secondary natural cooling treatment on the polystyrene plate so as to cool the temperature of the polystyrene plate to a normal temperature state.
The beneficial effects of the above technical scheme are: the chemical stability of the polystyrene particles in the heating process can be ensured by heating the polystyrene particles in the protective atmosphere environment of flowing argon; the polystyrene particles are subjected to primary heating treatment at 100-170 ℃, so that all the polystyrene particles can be uniformly heated, the local overheating and nonuniform heating of the polystyrene particles are avoided, and the polystyrene particles can be quickly converted into a polystyrene melt by reheating treatment at 200-260 ℃, so that the efficiency of the conversion process is improved, and the stability of the molten state of the polystyrene melt is maintained; in addition, through natural cooling and co-extrusion molding of the polystyrene melt, the cooling recrystallization state of the polystyrene plate can be improved, and polystyrene plates with various sizes can be conveniently and rapidly manufactured according to requirements, so that the structural defects in the polystyrene plates are reduced to the maximum extent.
Preferably, in step S3, the cutting process and the coating film sealing process are sequentially performed on the polystyrene board, so as to obtain the transition metal-loaded polystyrene building material, specifically comprising:
step S301, cutting the peripheral side surfaces of the polystyrene board to form a periodic rectangular tooth socket structure on the side surfaces, so that different polystyrene boards can be spliced and combined through the rectangular tooth socket structure, wherein the groove depth of the rectangular tooth socket structure is 2cm-5cm, and the groove width is 2cm-5 cm;
step S302, a waterproof layer formed of a hydrophobic resin coating and a scratch-resistant hard coat layer formed of (meth) acrylate are coated on the upper surface, the lower surface and the peripheral side surfaces of the polystyrene board, thereby obtaining the transition metal-loaded polystyrene building material.
The beneficial effects of the above technical scheme are: the waterproof layer is formed by coating the hydrophobic resin material, so that the waterproof performance of the waterproof layer can be improved, the manufacturing difficulty of the waterproof layer can be reduced, and the scratch-resistant hard coating is formed by adopting (methyl) acrylate, so that the scratch resistance and the mechanical strength of the surface of the polystyrene board can be improved, and the service life of the polystyrene board can be prolonged to the maximum extent.
As can be seen from the contents of the above embodiments, the transition metal-loaded polystyrene building material and the preparation method thereof are characterized in that a transition metal-loaded polystyrene raw material is obtained by carrying out a mixed catalytic reaction on a supported transition metal catalyst, a transition metal complex and a polystyrene matrix, the transition metal-loaded polystyrene raw material is sequentially subjected to crushing treatment, heating and melting treatment and cooling and shaping treatment to obtain a polystyrene board, and the polystyrene board is sequentially subjected to cutting treatment and coating packaging treatment to obtain the transition metal-loaded polystyrene building material; therefore, the transition metal-loaded polystyrene building material and the preparation method thereof are used for preparing the polystyrene building material formed by laminating the polystyrene board, the waterproof layer and the scratch-resistant hard coating through the preparation process of the transition metal-loaded polystyrene raw material, the preparation process of the polystyrene board and the cutting and packaging process of the polystyrene board, and the corresponding transition metal is doped into the polystyrene matrix, so that the mechanical toughness and the mechanical strength of the polystyrene board are improved, and the preparation difficulty and the cost of the polystyrene building material can be reduced.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (8)
1. A transition metal-loaded polystyrene building material characterized in that it comprises a polystyrene board;
the polystyrene board comprises an upper side surface and a lower side surface which are opposite;
the upper side surface and the lower side surface of the polystyrene plate are respectively sequentially provided with a waterproof layer and a scratch-resistant hard coating in a laminated manner;
the polystyrene board is formed by mixing and catalyzing a supported transition metal catalyst, a transition metal complex and a polystyrene substrate to react so as to obtain a transition metal-supported polystyrene raw material, and then sequentially crushing, heating and melting and cooling the transition metal-supported polystyrene raw material.
2. The transition metal-loaded polystyrene building material of claim 1, wherein: in the step of forming the polystyrene board, a mixed catalytic reaction is carried out on a supported transition metal catalyst, a transition metal complex and a polystyrene substrate, so as to obtain the transition metal-supported polystyrene raw material, which specifically comprises the following steps:
grinding the polystyrene matrix, thereby converting the polystyrene matrix into polystyrene matrix powder with the average particle size not more than 1 mm;
and dissolving the polystyrene matrix powder, the supported transition metal catalyst and the transition metal complex together in deionized water to form a corresponding suspension, and performing heating treatment and constant-speed stirring treatment on the suspension to realize the mixed catalytic reaction, wherein the heating treatment maintains the temperature of the suspension at 65-80 ℃, the stirring speed of the constant-speed stirring treatment is 20-40 r/s, the supported transition metal catalyst comprises zirconium oxide, and the transition metal complex is nickel diimine;
and extracting the product of the mixed catalytic reaction from the suspension, and refining the product to obtain the transition metal-loaded polystyrene raw material.
3. The transition metal-loaded polystyrene building material of claim 2, wherein: in the step of forming the polystyrene board, sequentially carrying out crushing treatment, heating and melting treatment and cooling and shaping treatment on the transition metal-loaded polystyrene raw material specifically comprises the following steps:
carrying out extrusion crushing treatment on the transition metal-loaded polystyrene raw material so as to correspondingly obtain polystyrene particles;
placing the polystyrene particles in a flowing argon atmosphere environment, carrying out primary heating treatment, carrying out stirring treatment with the stirring speed of 30r/s-60r/s on the polystyrene particles, then carrying out reheating treatment on the polystyrene particles, converting the polystyrene particles into polystyrene melt, and carrying out stirring treatment with the stirring speed of 20r/s-40r/s on the polystyrene melt, wherein the heating temperature of the primary heating treatment is 100-170 ℃, and the heating temperature of the reheating treatment is 200-260 ℃;
and then carrying out primary natural cooling treatment on the polystyrene melt so as to cool the temperature of the polystyrene melt to 120-160 ℃, carrying out co-extrusion molding treatment on the polystyrene melt subjected to the primary natural cooling treatment so as to generate a polystyrene plate with a preset thickness, wherein the thickness of the polystyrene plate is 5-100 cm, and then carrying out secondary natural cooling treatment on the polystyrene plate so as to cool the temperature of the polystyrene plate to a normal temperature state.
4. The transition metal-loaded polystyrene building material of claim 3, wherein: the peripheral side surfaces of the polystyrene boards are also cut to form periodic rectangular tooth groove structures, so that different polystyrene boards can be spliced and combined through the rectangular tooth groove structures, wherein the groove depth of the rectangular tooth groove structures is 2cm-5cm, and the groove width is 2cm-5 cm;
or,
the waterproof layer is formed by coating hydrophobic resin paint;
or,
the scratch-resistant hard coating is formed by coating (methyl) acrylate.
5. The preparation method of the transition metal-loaded polystyrene building material is characterized by comprising the following steps of:
step S1, a process for preparing the transition metal-loaded polystyrene raw material, which comprises the steps of carrying out mixed catalytic reaction on a supported transition metal catalyst, a transition metal complex and a polystyrene substrate to obtain the transition metal-loaded polystyrene raw material;
step S2, a manufacturing procedure of the polystyrene board, which comprises the steps of sequentially carrying out crushing treatment, heating and melting treatment and cooling and shaping treatment on the polystyrene raw material loaded with the transition metal, so as to obtain the polystyrene board;
and step S3, cutting and packaging the polystyrene board, wherein the cutting and packaging process comprises the step of sequentially cutting and packaging the polystyrene board, so as to obtain the transition metal loaded polystyrene building material.
6. The method for preparing a transition metal-loaded polystyrene building material of claim 5, wherein:
in step S1, the mixed catalytic reaction of the supported transition metal catalyst, the transition metal complex, and the polystyrene matrix is performed, so as to obtain the transition metal-supported polystyrene raw material specifically including:
step S101, grinding the polystyrene substrate so as to convert the polystyrene substrate into polystyrene substrate powder with the average particle size not more than 1 mm;
step S102, dissolving the polystyrene matrix powder, the supported transition metal catalyst and the transition metal complex into deionized water together to form a corresponding suspension, and performing heating treatment and constant-speed stirring treatment on the suspension to realize the mixed catalytic reaction, wherein the heating treatment keeps the temperature of the suspension at 65-80 ℃, the stirring speed of the constant-speed stirring treatment is 20-40 r/S, the supported transition metal catalyst comprises zirconium oxide, and the transition metal complex is nickel diimine;
step S103, extracting the product of the mixed catalytic reaction from the suspension, and refining the product to obtain the transition metal-loaded polystyrene raw material.
7. The method for preparing a transition metal-loaded polystyrene building material of claim 6, wherein:
in step S2, the transition metal-loaded polystyrene raw material is sequentially subjected to a pulverization treatment, a heating and melting treatment, and a cooling and shaping treatment, so that the obtained polystyrene board specifically includes:
step S201, extruding and crushing the transition metal-loaded polystyrene raw material to correspondingly obtain polystyrene particles;
step S202, placing the polystyrene particles in a flowing argon atmosphere environment, performing primary heating treatment, performing stirring treatment on the polystyrene particles at a stirring speed of 30r/S-60r/S, then performing reheating treatment on the polystyrene particles, so as to convert the polystyrene particles into a polystyrene melt, and performing stirring treatment on the polystyrene melt at a stirring speed of 20r/S-40r/S, wherein the heating temperature of the primary heating treatment is 100-170 ℃, and the heating temperature of the reheating treatment is 200-260 ℃;
step S203, performing primary natural cooling treatment on the polystyrene melt, cooling the polystyrene melt to 120-160 ℃, performing co-extrusion molding treatment on the polystyrene melt subjected to the primary natural cooling treatment to generate a polystyrene plate with a preset thickness, wherein the thickness of the polystyrene plate is 5-100 cm, and performing secondary natural cooling treatment on the polystyrene plate, so that the temperature of the polystyrene plate is cooled to a normal temperature state.
8. The method for preparing a transition metal-loaded polystyrene building material of claim 7, wherein:
in step S3, the cutting and coating process and the film encapsulation process are sequentially performed on the polystyrene board, so as to obtain the transition metal loaded polystyrene building material, specifically including:
step S301, cutting and cutting the peripheral side surfaces of the polystyrene boards to form periodic rectangular tooth socket structures on the side surfaces, so that different polystyrene boards can be spliced and combined through the rectangular tooth socket structures, wherein the groove depth of the rectangular tooth socket structures is 2cm-5cm, and the groove width is 2cm-5 cm;
step S302, coating a waterproof layer formed of a hydrophobic resin coating and a scratch-resistant hard coating layer formed of (meth) acrylate on the upper surface, the lower surface, and the peripheral sides of the polystyrene board, thereby obtaining the transition metal-loaded polystyrene building material.
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