CN109517300A - A kind of organic and inorganic composite of solid waste and its preparation method and application - Google Patents
A kind of organic and inorganic composite of solid waste and its preparation method and application Download PDFInfo
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- CN109517300A CN109517300A CN201811384323.XA CN201811384323A CN109517300A CN 109517300 A CN109517300 A CN 109517300A CN 201811384323 A CN201811384323 A CN 201811384323A CN 109517300 A CN109517300 A CN 109517300A
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- 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
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
- C08J9/10—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing nitrogen, the blowing agent being a compound containing a nitrogen-to-nitrogen bond
- C08J9/102—Azo-compounds
- C08J9/103—Azodicarbonamide
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- 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
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0014—Use of organic additives
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- 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
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0014—Use of organic additives
- C08J9/0023—Use of organic additives containing oxygen
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- 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
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0066—Use of inorganic compounding ingredients
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- 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
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/02—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by the reacting monomers or modifying agents during the preparation or modification of macromolecules
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- 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
- C08J2203/00—Foams characterized by the expanding agent
- C08J2203/02—CO2-releasing, e.g. NaHCO3 and citric acid
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- 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
- C08J2203/00—Foams characterized by the expanding agent
- C08J2203/04—N2 releasing, ex azodicarbonamide or nitroso compound
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- 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
- C08J2327/00—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 a halogen; Derivatives of such polymers
- C08J2327/02—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 a halogen; Derivatives of such polymers not modified by chemical after-treatment
- C08J2327/04—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 a halogen; Derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08J2327/06—Homopolymers or copolymers of vinyl chloride
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- Polymers & Plastics (AREA)
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- Emergency Medicine (AREA)
- Inorganic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Processing Of Solid Wastes (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
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Abstract
The invention belongs to field of solid waste treating technology.The present invention provides a kind of organic and inorganic composite of solid waste, including following raw material: 70~80wt.% of waste polyvinyl chloride, 10~20wt.% of inorganic solid waste, 1~2wt.% of stabilizer, 1~3wt.% of modifying agent, 0.5~1wt.% of foaming agent, 3.5~6wt.% of foaming control agent, 0.1~0.5wt.% of stearic acid, 0.1~0.5wt.% of waxy lubricant.The present invention can obtain light composite material, and the large carrying capacity of material under above-mentioned specific proportion, and freeze-thaw resistance is excellent, while also with waterproof and the low advantage of burst size of methanal.
Description
Technical field
The present invention relates to field of solid waste treating technology more particularly to a kind of organic and inorganic solid waste are compound
Material and its preparation method and application.
Background technique
Organic solid castoff (i.e. white garbage) white pollution is the distinctive environmental pollution in China city, various public
Place can see largely discarded plastic products everywhere, they come from industry, manufactured by the mankind, be finally attributed to the Nature
When be but not easy to be dissolved by natural, to affect the ecological environment of the Nature.From the angle to economize on resources, due to plastics
The main source of product is to face exhausted petroleum resources, should be recycled as far as possible, but due to the production cost of recycling at this stage
Much higher than direct production cost, therefore, existing plastic products recovery method is not appropriate for being widely popularized.
And inorganic solid waste (such as flyash, gangue, desulfurized gypsum, metallurgical slag, dedusting ash, tailing, building rubbish
Rubbish), be mainly derived from industry and building trade, be similar to organic solid castoff white pollution, inorganic solid waste to
Serious pollution is caused to environment, meanwhile, inorganic solid waste is there is also occupying a large amount of land resource, and mesh
Before there is no high value added utilization approach.
Summary of the invention
The purpose of the present invention is to provide a kind of organic and inorganic composite of solid waste and preparation method thereof and answer
With.Organic and inorganic composite of solid waste production cost provided by the invention is low, and excellent in mechanical performance, has extensive
Application prospect.
In order to achieve the above-mentioned object of the invention, the present invention the following technical schemes are provided:
The present invention provides a kind of organic and inorganic composite of solid waste, including following raw material:
Preferably, the inorganic solid waste is flyash, gangue, desulfurized gypsum, metallurgical slag, dedusting ash, tailing
At least one of with building waste.
Preferably, the partial size of the inorganic solid waste and waste polyvinyl chloride independently is 20~200 mesh.
Preferably, the stabilizer is in lead salt compound stabilizer, calcium-zinc composite stabilizing agent and rare earth composite stabilizer
It is at least one.
Preferably, the modifying agent is at least one of haloflex and dioctyl phthalate.
Preferably, the foaming agent is azodicarbonamide and sodium bicarbonate, the azodicarbonamide and sodium bicarbonate
Mass ratio be 1:1.8~2.3.
Preferably, the foaming control agent is acrylic acid esters co-polymer.
Preferably, the waxy lubricant is at least one of paraffin and PE wax.
The present invention also provides a kind of preparation sides of organic and inorganic composite of solid waste described in above-mentioned technical proposal
Method includes the following steps:
(1) by waste polyvinyl chloride, stabilizer, modifying agent, foaming agent, foaming control agent, stearic acid and waxy lubricant
Mixing, obtains Organic Ingredients mixture；
(2) it after the Organic Ingredients mixture being warming up to 85~95 DEG C, is mixed with inorganic solid waste, obtains raw material
Mixture；
(3) raw mixture is warming up to 115~120 DEG C, constant temperature stirs 15~30min, then naturally cools to
Room temperature obtains organic and inorganic composite of solid waste.
The present invention also provides described in above-mentioned technical proposal organic and inorganic composite of solid waste or above-mentioned technology
Organic and inorganic composite of solid waste the answering in the preparation of Environment protection pallet that preparation method described in scheme is prepared
With.
The present invention provides a kind of organic and inorganic composite of solid waste, including following raw material: waste polyvinyl chloride
70~80wt.%, 10~20wt.% of inorganic solid waste, 1~2wt.% of stabilizer, 1~3wt.% of modifying agent, foaming agent
0.5~1wt.%, 3.5~6wt.% of foaming control agent, 0.1~0.5wt.% of stearic acid, waxy lubricant 0.1~
0.5wt.%.In the present invention, the stabilizer can widen the processing temperature bandwidth range of waste polyvinyl chloride, reduce discarded
The degradation of polyvinyl chloride；Stearic acid can reduce the frictional force between each material micro molecule structural unit, and raw material is enable to mix
More evenly；Waxy lubricant can reduce the frictional force between macroscopical material and equipment inner wall, can be into one in conjunction with stearic acid
Step promotes the uniform mixing of raw material；Modifying agent improves shock resistance and the toughness properties of material；Foaming control agent can increase material
Melt strength；Meanwhile under above-mentioned specific proportion, light composite material, and the large carrying capacity of material, freeze thawing resistance can be obtained
Property it is excellent, while also with waterproof and the low advantage of burst size of methanal.
Detailed description of the invention
The pedestal sectional view of Environment protection pallet prepared by Fig. 1 Examples 1 to 4；
The panel sectional view of Environment protection pallet prepared by Fig. 2 Examples 1 to 4；
The perspective view of Environment protection pallet prepared by Fig. 3 Examples 1 to 4；
The top view of Environment protection pallet prepared by Fig. 4 Examples 1 to 4；
The left view of Environment protection pallet prepared by Fig. 5 Examples 1 to 4；
The right view of Environment protection pallet prepared by Fig. 6 Examples 1 to 4.
Specific embodiment
The present invention provides a kind of organic and inorganic composite of solid waste, including following raw material:
In the present invention, the raw material of the organic and inorganic composite of solid waste includes the discarded of 70~80wt.%
Polyvinyl chloride preferably includes the waste polyvinyl chloride of 73~76wt.%.In the present invention, the waste polyvinyl chloride is to constitute
One of material of main part of composite material is mentioned using waste polyvinyl chloride as one of material of main part for the utilization of waste polyvinyl chloride
New approach is supplied.The present invention is not particularly limited the source of the waste polyvinyl chloride.
In the present invention, the raw material of the organic and inorganic composite of solid waste includes the inorganic of 10~20wt.%
Solid waste preferably includes the inorganic solid waste of 14~17wt.%.In the present invention, the inorganic solid waste
It is also one of the material of main part for constituting composite material, one of material based on inorganic solid waste is discarded for inoganic solids
The recycling of object provides new purposes.
In the present invention, the inorganic solid waste is preferably flyash, gangue, desulfurized gypsum, metallurgical slag, dedusting
At least one of ash, tailing and building waste.
In the present invention, the partial size of the inorganic solid waste and waste polyvinyl chloride is independently preferably 20~200
Mesh, more preferably 50~150 mesh.
In the present invention, the raw material of the organic and inorganic composite of solid waste includes the stabilization of 1~2wt.%
Agent preferably includes the stabilizer of 1.5~1.8wt.%.In the present invention, the stabilizer can widen waste polyvinyl chloride
Processing temperature range, reduces the degradation of waste polyvinyl chloride, to guarantee the performance of organic and inorganic composite of solid waste
Stablize.
In the present invention, the stabilizer is preferably that lead salt compound stabilizer, calcium-zinc composite stabilizing agent and rare earth are compound steady
Determine at least one of agent.The present invention is not particularly limited the source of the stabilizer, and commercial product can be directly used.
In the present invention, the raw material of the organic and inorganic composite of solid waste includes the modification of 1~3wt.%
Agent preferably includes the modifying agent of 1.5~2.5wt.%.In the present invention, the modifying agent has the function of being plasticized toughening, with it
He combines component, can also improve the impact resistance of organic and inorganic composite of solid waste.
In the present invention, the modifying agent is preferably at least one of haloflex and dioctyl phthalate.
In the present invention, the raw material of the organic and inorganic composite of solid waste includes the foaming of 0.5~1wt.%
Agent preferably includes the foaming agent of 0.7~0.8wt.%.In the present invention, the foaming agent can make organic and inorganic solid waste
Object composite material has certain hole, reduces the density of organic and inorganic composite of solid waste.
In the present invention, the foaming agent is preferably azodicarbonamide and sodium bicarbonate, the azodicarbonamide and
The mass ratio of sodium bicarbonate is preferably 1:1.8~2.3, more preferably 1:2.
In the present invention, the raw material of the organic and inorganic composite of solid waste includes the foaming of 3.5~6wt.%
Regulator preferably includes the foaming control agent of 4~5.5wt.%.In the present invention, the foaming control agent can increase material
The intensity of melt.
In the present invention, the foaming control agent is preferably acrylic acid esters co-polymer.In the present invention, the acrylic acid
Lipin polymer is with acrylate (i.e. based on methyl acrylate, ethyl ester, butyl ester and methyl methacrylate) for raw material warp
The general name for the polymer that copolyreaction generates.The present invention is not particularly limited the source of the acrylic acid esters co-polymer, can
Commercial product (such as K400, ZB530) also can be directly used with self-control.
In the present invention, the raw material of the organic and inorganic composite of solid waste includes the hard of 0.1~0.5wt.%
Resin acid preferably includes the stearic acid of 0.2~0.4wt.%.In the present invention, the stearic acid can reduce microcosmic point of each material
Frictional force between minor structure unit, enables raw material to mix more evenly.
In the present invention, the raw material of the organic and inorganic composite of solid waste includes the wax of 0.1~0.5wt.%
Matter lubricant preferably includes the waxy lubricant of 0.2~0.4wt.%.In the present invention, the waxy lubricant can reduce
Frictional force between macroscopical material and equipment inner wall can further promote the uniform mixing of raw material in conjunction with stearic acid.
In the present invention, the waxy lubricant is preferably at least one of paraffin and PE wax.
In the present invention, above-mentioned raw materials are under specific proportion, can collective effect, obtain light composite material, and material
The large carrying capacity of material, freeze-thaw resistance is excellent, while also with waterproof and the low advantage of burst size of methanal.In addition, with the present invention
When the organic and inorganic composite of solid waste of offer is that raw material prepares product, the substandard products or product of generation are because being more than to make
The waste product scrapped with the service life can be recycled directly after crusher and flour mill processing and carry out reproduction as raw material, thus
Achieve the purpose that recycling.
The present invention also provides a kind of preparations of organic and inorganic composite of solid waste described in above-mentioned technical proposal
Method includes the following steps:
(1) by waste polyvinyl chloride, stabilizer, modifying agent, foaming agent, foaming control agent, stearic acid and waxy lubricant
Mixing, obtains Organic Ingredients mixture；
(2) it after the Organic Ingredients mixture being warming up to 85~95 DEG C, is mixed with inorganic solid waste, obtains raw material
Mixture；
(3) raw mixture is warming up to 115~120 DEG C, constant temperature stirs 15~30min, then naturally cools to
Room temperature obtains organic and inorganic composite of solid waste.
The present invention lubricates waste polyvinyl chloride, stabilizer, modifying agent, foaming agent, foaming control agent, stearic acid and wax
Agent mixing, obtains Organic Ingredients mixture.
In the present invention, the partial size of the waste polyvinyl chloride is preferably 20~200 mesh, more preferably 50~150 mesh.This
Invention is not particularly limited the mode for the waste polyvinyl chloride for obtaining the partial size, adopts with the conventional methods in the field.
In embodiments of the present invention, preferably by the waste polyvinyl chloride successively through broken, abrasive grain and sieve, the useless of required partial size is obtained
Abandon polyvinyl chloride.
The present invention lubricates waste polyvinyl chloride, stabilizer, modifying agent, foaming agent, foaming control agent, stearic acid and wax
The order by merging of agent is not particularly limited, and can be any order by merging.
After obtaining Organic Ingredients mixture, after the Organic Ingredients mixture is warming up to 85~95 DEG C by the present invention, with nothing
The mixing of machine solid waste, obtains raw mixture.
In the present invention, organic raw mixture is first prepared, then the Organic Ingredients mixture gives up with inoganic solids
Gurry mixing, this order by merging can avoid inorganic solid waste weaken stabilizer, modifying agent, foaming agent, foaming control agent,
The effect of stearic acid and waxy lubricant.
In the present invention, the partial size of the inorganic solid waste is preferably 20~200 mesh, more preferably 50~150 mesh.
The present invention is not particularly limited the mode for the inorganic solid waste for obtaining the partial size, adopts with the conventional methods in the field i.e.
It can.In embodiments of the present invention, preferably by the inorganic solid waste successively through broken, abrasive grain and sieve, required grain is obtained
The inorganic solid waste of diameter.
After obtaining raw mixture, the raw mixture is warming up to 115~120 DEG C by the present invention, and constant temperature stirring 15~
30min, then cooled to room temperature, obtains organic and inorganic composite of solid waste.In the present invention, described 115~
120 DEG C of temperature range can be raw material mixing more evenly；Organic and inorganic solid waste of the present invention to be obtained after natural cooling
Object composite material is device needed for prepared by raw material, can guarantee the forming stability of product.
In the present invention, it is preferred to maintain stirring in whole preparation process.
The present invention also provides described in above-mentioned technical proposal organic and inorganic composite of solid waste or above-mentioned technology
Organic and inorganic composite of solid waste the answering in the preparation of Environment protection pallet that preparation method described in scheme is prepared
With.
The present invention is not particularly limited the structure of the Environment protection pallet, and those skilled in the art can according to need system
It is standby.
The present invention is not particularly limited the preparation method of the Environment protection pallet, and those skilled in the art can be using conventional
Method preparation.In the present invention is implemented, the preparation method of the Environment protection pallet preferably includes following steps:
(1) organic and inorganic composite of solid waste extrusion moulding is obtained according to the structure of the component of Environment protection pallet
To the component of Environment protection pallet；
(2) component of the Environment protection pallet is assembled, obtains Environment protection pallet.
In embodiments of the present invention, the process conditions of the extrusion moulding are preferred are as follows: the temperature for reinforcing area is 165~175
DEG C, the temperature of plasticizing zone is 166~176 DEG C, and the temperature of mixed zone is 160~170 DEG C, and the temperature of melting zone is 160~170
DEG C, the temperature of merging core is 150~155 DEG C, and the temperature of head is 160~170 DEG C.
The present invention is not particularly limited the mode of the assembling, and those skilled in the art, which can according to need, carries out group
Dress.
Below with reference to embodiment to a kind of organic and inorganic composite of solid waste provided by the invention and its preparation side
Method and application are described in detail, but they cannot be interpreted as limiting the scope of the present invention.
Embodiment 1
(1) waste polyvinyl chloride and gangue are successively crushed respectively, be milled and 200 mesh screens screening, screening with
Screen over-size less than 5% subject to, obtain the waste polyvinyl chloride that partial size is 200 mesh and the gangue that partial size is 200 mesh；
(2) weigh material according to following mass ratio: partial size is gangue 20wt.%, the waste polyvinyl chloride of 200 mesh
70wt.%, lead salt compound stabilizer 2wt.%, haloflex 3wt.%, foaming agent be (azodicarbonamide and sodium bicarbonate
Mass ratio is 1:2) 0.5wt.%, methyl acrylate copolymer 3.5wt.%, stearic acid 0.5wt.%, paraffin 0.5wt.%；
(3) by the waste polyvinyl chloride, lead salt compound stabilizer, haloflex, foaming agent (azodicarbonamide with
The mass ratio of sodium bicarbonate is 1:2), methyl acrylate copolymer, stearic acid, paraffin mix, and obtains Organic Ingredients mixture；
(4) the Organic Ingredients mixture is warming up to 95 DEG C, then mixes, obtains with the gangue that partial size is 200 mesh
Raw mixture；
(5) raw mixture is heated to 120 DEG C, constant temperature stirs 20min, is then naturally cooling to 35 DEG C, obtains
Organic and inorganic composite of solid waste；
(6) using extrusion shaping machine by the organic and inorganic composite of solid waste according to Fig. 1 and shown in Fig. 2
The pedestal and panel of structure extrusion moulding Environment protection pallet, the extruding condition are that the temperature in reinforcing area is 175 DEG C, the temperature of plasticizing zone
Degree is 176 DEG C, and the temperature of mixed zone is 170 DEG C, and the temperature of melting zone is 170 DEG C, and the temperature of merging core is 155 DEG C, head
Temperature is 170 DEG C；The plate of extrusion is subjected to sizing using the tube calibration device of extrusion shaping machine；Utilize the recirculated water of extrusion shaping machine
Cooling system cools down plate；Plate is drawn using the dragger of extrusion shaping machine；Utilize extrusion shaping machine
Cutting machine carries out fixed length cutting to plate；
(7) use steel nail gun by the pedestal and panel sectional at Environment protection pallet as illustrated in figures 3-6.
Organic and inorganic solid waste composite wood obtained by the present embodiment is tested using method disclosed in GB/T17657-2013
The density of material, the results are shown in Table 1.
The quiet Qu Qiang of tray panel basic unit obtained by the present embodiment is tested using method disclosed in GB/T17657-1999
Degree, the results are shown in Table 1.
The freeze thawing resistance of tray panel basic unit obtained by the present embodiment is tested using method disclosed in JC/T 945-2005
Property, the results are shown in Table 1.
It is compound that organic and inorganic solid waste obtained by the present embodiment is tested using method disclosed in GB/T 17657-2013
The water absorption rate of material, the results are shown in Table 1.
It is released using the formaldehyde that method disclosed in GB/T 17657-2013 tests tray panel basic unit obtained by the present embodiment
High-volume, the results are shown in Table 1.In test result, E2, E1, E0 are the environmental protection standards of Form aldehyde release limitation grade, wherein E2≤
5.0mg/L, E1≤1.5mg/L, E0≤0.5mg/L.
Embodiment 2
(1) waste polyvinyl chloride and building waste are successively crushed respectively, be milled and 200 mesh screens screening, screening
Screen over-size be subject to less than 5%, obtains the waste polyvinyl chloride that partial size is 200 mesh and the building waste that partial size is 200 mesh；
(2) weigh material according to following mass ratio: partial size is building waste 16wt.%, the waste polyvinyl chloride of 200 mesh
74wt.%, calcium-zinc composite stabilizing agent 1.8wt.%, dioctyl phthalate 2.5wt.%, foaming agent (azodicarbonamide with
The mass ratio of sodium bicarbonate is 1:2) 0.6wt.%, methylmethacrylate copolymer 4.8wt.%, stearic acid 0.3wt.%, PE
Wax 0.4wt.%；
(3) by the waste polyvinyl chloride, calcium-zinc composite stabilizing agent, dioctyl phthalate, foaming agent (azo diformazan
Amide is mixed with the mass ratio of sodium bicarbonate for 1:2), methylmethacrylate copolymer, stearic acid, PE wax, obtains organic original
Expect mixture；
(4) the Organic Ingredients mixture is warming up to 91 DEG C, then mixes, obtains with the building waste that partial size is 200 mesh
To raw mixture；
(5) raw mixture is heated to 118 DEG C, constant temperature stirs 20min, is then naturally cooling to 32 DEG C, obtains
Organic and inorganic composite of solid waste；
(6) using extrusion shaping machine by the organic and inorganic composite of solid waste according to Fig. 1 and shown in Fig. 2
The pedestal and panel of structure extrusion moulding Environment protection pallet, the extruding condition are that the temperature in reinforcing area is 173 DEG C, the temperature of plasticizing zone
Degree is 175 DEG C, and the temperature of mixed zone is 168 DEG C, and the temperature of melting zone is 168 DEG C, and the temperature of merging core is 153 DEG C, head
Temperature is 168 DEG C；The plate of extrusion is subjected to sizing using the tube calibration device of extrusion shaping machine；Utilize the recirculated water of extrusion shaping machine
Cooling system cools down plate；Plate is drawn using the dragger of extrusion shaping machine；Utilize extrusion shaping machine
Cutting machine carries out fixed length cutting to plate；
(7) use steel nail gun by the pedestal and panel sectional at Environment protection pallet as illustrated in figures 3-6.
Organic and inorganic solid waste composite wood obtained by the present embodiment is successively tested using method cited by embodiment 1
Density, static bending strength, freeze-thaw resistance, water absorption rate and the burst size of methanal of material or tray panel basic unit, as a result such as 1 institute of table
Show.
Embodiment 3
(1) be successively crushed waste polyvinyl chloride and inorganic solid waste (flyash and desulfurized gypsum) respectively,
Milling and the screening of 200 mesh screens, screening are subject to screen over-size less than 5%, obtain the waste polyvinyl chloride and grain that partial size is 200 mesh
Diameter is the inorganic solid waste (flyash and desulfurized gypsum) of 200 mesh；
(2) weigh material according to following mass ratio: partial size is inorganic solid waste (flyash and the desulfurization stone of 200 mesh
Cream) 13wt.%, waste polyvinyl chloride 77wt.%, rare earth composite stabilizer 1.5wt.%, haloflex 2.5wt.%, foaming
Agent (mass ratio of azodicarbonamide and sodium bicarbonate is 1:2) 0.7wt.%, methyl acrylate copolymer 5.1wt.%, tristearin
Sour 0.1wt.%, waxy lubricant (mass ratio of paraffin and PE wax is 1:1) 0.1wt.%；
(3) by the waste polyvinyl chloride, rare earth composite stabilizer, haloflex, foaming agent (azodicarbonamide with
The mass ratio of sodium bicarbonate is 1:2), methyl acrylate copolymer, stearic acid, the waxy lubricant (mass ratio of paraffin and PE wax
For 1:1) mixing, Organic Ingredients mixture is obtained；
(4) the Organic Ingredients mixture is warming up to 88 DEG C, is then the inorganic solid waste of 200 mesh with partial size
(flyash and desulfurized gypsum) mixing, obtains raw mixture；
(5) raw mixture is heated to 116 DEG C, constant temperature stirs 20min, is then naturally cooling to 26 DEG C, obtains
Organic and inorganic composite of solid waste；
(6) using extrusion shaping machine by the organic and inorganic composite of solid waste according to Fig. 1 and shown in Fig. 2
The pedestal and panel of structure extrusion moulding Environment protection pallet, the extruding condition are that the temperature in reinforcing area is 168 DEG C, the temperature of plasticizing zone
Degree is 174 DEG C, and the temperature of mixed zone is 165 DEG C, and the temperature of melting zone is 162 DEG C, and the temperature of merging core is 152 DEG C, head
Temperature is 165 DEG C；The plate of extrusion is subjected to sizing using the tube calibration device of extrusion shaping machine；Utilize the recirculated water of extrusion shaping machine
Cooling system cools down plate；Plate is drawn using the dragger of extrusion shaping machine；Utilize extrusion shaping machine
Cutting machine carries out fixed length cutting to plate；
(7) use setscrew by the pedestal and panel sectional at Environment protection pallet as illustrated in figures 3-6.
Organic and inorganic solid waste composite wood obtained by the present embodiment is successively tested using method cited by embodiment 1
Density, static bending strength, freeze-thaw resistance, water absorption rate and the burst size of methanal of material or tray panel basic unit, as a result such as 1 institute of table
Show.
Embodiment 4
(1) by waste polyvinyl chloride and inorganic solid waste (flyash, gangue, desulfurized gypsum and building waste) point
Be not crushed successively, be milled and 200 mesh screens screening, screening be subject to screen over-size less than 5%, obtain partial size be 200 purposes
Waste polyvinyl chloride and partial size are the inorganic solid waste (flyash, gangue, desulfurized gypsum and building waste) of 200 mesh；
(2) weigh material according to following mass ratio: partial size be 200 mesh inorganic solid waste (flyash, gangue,
Desulfurized gypsum and building waste) 10wt.%, waste polyvinyl chloride 80wt.%, lead salt compound stabilizer 1wt.%, chlorinated polyethylene
Alkene 1wt.%, foaming agent (mass ratio of azodicarbonamide and sodium bicarbonate is 1:2) 1wt.%, methyl acrylate copolymer
6wt.%, stearic acid 0.5wt.%, waxy lubricant paraffin 0.5wt.%；
(3) by the waste polyvinyl chloride, lead salt compound stabilizer, haloflex, foaming agent (azodicarbonamide with
The mass ratio of sodium bicarbonate is 1:2), methyl acrylate copolymer, stearic acid, waxy lubricant paraffin mix, and obtains organic original
Expect mixture；
(4) the Organic Ingredients mixture is warming up to 85 DEG C, is then the inorganic solid waste of 200 mesh with partial size
(flyash, gangue, desulfurized gypsum and building waste) mixing, obtains raw mixture；
(5) raw mixture is heated to 115 DEG C, constant temperature stirs 20min, is then naturally cooling to 25 DEG C, obtains
Organic and inorganic composite of solid waste；
(6) using extrusion shaping machine by the organic and inorganic composite of solid waste according to Fig. 1 and shown in Fig. 2
The pedestal and panel of structure extrusion moulding Environment protection pallet, the extruding condition are that the temperature in reinforcing area is 165 DEG C, the temperature of plasticizing zone
Degree is 166 DEG C, and the temperature of mixed zone is 160 DEG C, and the temperature of melting zone is 160 DEG C, and the temperature of merging core is 150 DEG C, head
Temperature is 160 DEG C；The plate of extrusion is subjected to sizing using the tube calibration device of extrusion shaping machine；Utilize the recirculated water of extrusion shaping machine
Cooling system cools down plate；Plate is drawn using the dragger of extrusion shaping machine；Utilize extrusion shaping machine
Cutting machine carries out fixed length cutting to plate；
(7) risen using aircraft and filled in the pedestal and panel sectional into Environment protection pallet as illustrated in figures 3-6.
Organic and inorganic solid waste composite wood obtained by the present embodiment is successively tested using method cited by embodiment 1
Density, static bending strength, freeze-thaw resistance, water absorption rate and the burst size of methanal of material or tray panel basic unit, as a result such as 1 institute of table
Show.
The performance test results of organic and inorganic composite of solid waste obtained by 1 Examples 1 to 4 of table
As shown in Table 1, the density of organic and inorganic composite of solid waste provided by the present invention 0.69~
0.78g/cm3, have the advantages that light weight；Static bending strength is 30~37MPa, illustrates organic and inorganic solid provided by the invention
The bearing capacity of composite material of waste is larger；After 1000 freeze thawing, the performance of organic and inorganic composite of solid waste
It does not change with appearance, illustrates that organic and inorganic composite of solid waste has excellent freeze-thaw resistance；Organic and inorganic
The water absorption rate of composite of solid waste for 24 hours is 0.29~0.36%, illustrates it with excellent waterproofness；Burst size of methanal
Belong to E0 grades, belongs to environment-friendly materials.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (10)
1. a kind of organic and inorganic composite of solid waste, including following raw material:
2. organic and inorganic composite of solid waste according to claim 1, which is characterized in that the inoganic solids
Waste is at least one of flyash, gangue, desulfurized gypsum, metallurgical slag, dedusting ash, tailing and building waste.
3. organic and inorganic composite of solid waste according to claim 1 or 2, which is characterized in that described inorganic solid
The partial size of body waste and waste polyvinyl chloride independently is 20~200 mesh.
4. organic and inorganic composite of solid waste according to claim 1, which is characterized in that the stabilizer is
At least one of lead salt compound stabilizer, calcium-zinc composite stabilizing agent and rare earth composite stabilizer.
5. organic and inorganic composite of solid waste according to claim 1, which is characterized in that the modifying agent is
At least one of haloflex and dioctyl phthalate.
6. organic and inorganic composite of solid waste according to claim 1, which is characterized in that the foaming agent is
The mass ratio of azodicarbonamide and sodium bicarbonate, the azodicarbonamide and sodium bicarbonate is 1:1.8~2.3.
7. organic and inorganic composite of solid waste according to claim 1, which is characterized in that the foaming is adjusted
Agent is acrylic acid esters co-polymer.
8. organic and inorganic composite of solid waste according to claim 1, which is characterized in that the wax lubrication
Agent is at least one of paraffin and PE wax.
9. a kind of preparation method of any one of claim 1~8 organic and inorganic composite of solid waste, including such as
Lower step:
(1) waste polyvinyl chloride, stabilizer, modifying agent, foaming agent, foaming control agent, stearic acid and waxy lubricant are mixed,
Obtain Organic Ingredients mixture；
(2) it after the Organic Ingredients mixture being warming up to 85~95 DEG C, is mixed with inorganic solid waste, obtains raw material mixing
Object；
(3) raw mixture being warming up to 115~120 DEG C, constant temperature stirs 15~30min, then cooled to room temperature,
Obtain organic and inorganic composite of solid waste.
10. organic and inorganic composite of solid waste according to any one of claims 1 to 8 or system as claimed in claim 9
Application of the organic and inorganic composite of solid waste that Preparation Method is prepared in the preparation of Environment protection pallet.
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| CN113336995A (en) * | 2021-05-12 | 2021-09-03 | 湖北声荣再生资源利用有限公司 | PVC (polyvinyl chloride) foamed wood-plastic profile as well as preparation method and application thereof |
| CN116622250A (en) * | 2023-05-19 | 2023-08-22 | 江苏永顺新材料科技有限公司 | Waste plastic-based polymer composite material and preparation method and application thereof |
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| CN109517300B (en) | 2020-11-13 |
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