WO2024013558A1 - Composite polymère synergique et son procédé de préparation à partir de déchets thermoplastiques comprenant des emballages flexibles multicouches - Google Patents

Composite polymère synergique et son procédé de préparation à partir de déchets thermoplastiques comprenant des emballages flexibles multicouches Download PDF

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WO2024013558A1
WO2024013558A1 PCT/IB2022/058502 IB2022058502W WO2024013558A1 WO 2024013558 A1 WO2024013558 A1 WO 2024013558A1 IB 2022058502 W IB2022058502 W IB 2022058502W WO 2024013558 A1 WO2024013558 A1 WO 2024013558A1
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Prior art keywords
polymer composite
predetermined quantity
synergistic polymer
synergistic
predefined
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PCT/IB2022/058502
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English (en)
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Francis Kunhi PALU VAREED
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Palu Vareed Francis Kunhi
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Publication of WO2024013558A1 publication Critical patent/WO2024013558A1/fr

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    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C1/00—Building elements of block or other shape for the construction of parts of buildings
    • E04C1/40—Building elements of block or other shape for the construction of parts of buildings built-up from parts of different materials, e.g. composed of layers of different materials or stones with filling material or with insulating inserts
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B18/00—Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone
    • C04B18/04—Waste materials; Refuse
    • C04B18/18—Waste materials; Refuse organic
    • C04B18/20—Waste materials; Refuse organic from macromolecular compounds
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
    • C04B26/006—Waste materials as 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
    • C08J2400/00—Characterised by the use of unspecified polymers
    • C08J2400/30—Polymeric waste or recycled polymer
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2103/00—Material constitution of slabs, sheets or the like
    • E04B2103/04—Material constitution of slabs, sheets or the like of plastics, fibrous material or wood

Definitions

  • Embodiments of a present disclosure relate to a field of adding value to waste thermoplastics including multilayer flexible packaging (MLP), and more particularly to a synergistic polymer composite and a method of preparation of the synergistic polymer composite from one or more waste thermoplastics including the MLP.
  • MLP multilayer flexible packaging
  • Plastic has become a household mainstay for families and communities all around the world, from the clothes they wear to the meals they consume. Plastic is ubiquitous, even on products that one might not expect to be made of it. Plastic is used to coat milk cartons, water bottles are distributed everywhere, and certain products may even contain small plastic particles. Each time one of these objects is discarded or rinsed down the drain, harmful substances have a greater risk of entering the ecosystem and causing harm. Trash dumps and landfills are unfortunate huge issues because they allow contaminants to infiltrate the groundwater and have long-term effects on wildlife and groundwater.
  • a synergistic polymer composite includes a first predetermined quantity of one or more chemicals.
  • the synergistic polymer composite also includes a second predetermined quantity of a predetermined filler composition.
  • the synergistic polymer composite also includes a third predetermined quantity of one or more waste thermoplastics including multilayer flexible packaging.
  • a method of preparation of a synergistic polymer composite from one or more waste thermoplastics including multilayer flexible packaging includes blending a first predetermined quantity of one or more chemicals at a predefined speed for obtaining a blended chemical composition.
  • the method also includes mixing the blended chemical composition with a second predetermined quantity of a predetermined filler composition for obtaining a chemical-applied filler compound.
  • the method also includes heating the chemical-applied filler compound to a first predefined temperature using a predefined heating technique for removing moisture from the predetermined filler composition for obtaining a dried compound.
  • the method also includes feeding a third predetermined quantity of the one or more waste thermoplastics including the multilayer flexible packaging into an agglomeration unit simultaneously when mixing and heating the chemical-applied filler compound.
  • the method also includes shredding the one or more waste thermoplastics including the multilayer flexible packaging into one or more pieces by a shearing action of one or more blades of the agglomeration unit, upon an operation of the agglomeration unit, for obtaining shredded material.
  • the method further includes observing an increase in a frictional heat in the agglomeration unit upon an increase in friction between the shredded material and the one or more blades of the agglomeration unit, when shredding the one or more waste thermoplastics including the multilayer flexible packaging.
  • the method includes observing a raise in a second predefined temperature of the shredded material with time, based on the increase in the frictional heat.
  • the method also includes injecting the dried compound into the agglomeration unit, when the second predefined temperature reaches below a melting point of the one or more waste thermoplastics including the multilayer flexible packaging by a predetermined amount, thereby fusing the dried compound with the shredded material for obtaining a first predefined form of the synergistic polymer composite.
  • the method also includes cooling a surface of the synergistic polymer composite by spraying water into the agglomeration unit, thereby transforming the first predefined form of the synergistic polymer composite to a second predefined form of the synergistic polymer composite, wherein the second predefined form of the synergistic polymer composite is used for preparing a preferred end product.
  • FIG. 1 is a block diagram representation of an exemplary embodiment of a machinery used for preparing the synergistic polymer composite in accordance with an embodiment of the present disclosure
  • FIG. 2 (a) is a flow chart representing steps involved in a method of preparation of a synergistic polymer composite from one or more waste thermoplastics including multilayer flexible packaging in accordance with an embodiment of the present disclosure
  • FIG. 2 (b) is a flow chart representing continued steps involved in the method of FIG. 2 (a) in accordance with an embodiment of the present disclosure.
  • Embodiments of the present disclosure relate to a synergistic polymer composite.
  • the synergistic polymer composite includes a first predetermined quantity of one or more chemicals.
  • the synergistic polymer composite also includes a second predetermined quantity of a predetermined filler composition.
  • the synergistic polymer composite also includes a third predetermined quantity of one or more waste thermoplastics including multilayer flexible packaging (MLP).
  • MLP multilayer flexible packaging
  • the first predetermined quantity of the one or more chemicals may include at least one of about 2 percent (%) of one or more lubricants, about 5 % of at least one of one or more pigments, one or more antioxidants, and one or more Ultraviolet stabilizers, and about 10 % of one or more fire retardants.
  • the one or more lubricants may include an internal lubricant or an external lubricant.
  • the one or more lubricants may be a wax in a form of flakes, powder, or the like.
  • the one or more lubricants may be needed to provide an internal lubrication to one or more machines, or one or more units used for preparing the synergistic polymer composite.
  • the one or more lubricants may be needed to provide an external lubrication between the one or more machines or the one or more units and a corresponding feed.
  • the synergistic polymer composite may be used for preparing a preferred end product.
  • the preferred end product may include tiles, bricks, interlocks, pavement blocks, pallets, fences, partition sheets, aggregates, agricultural pipes, rainwater gutter, angles, girders, channels, sheets that are replacement for plywood, medium-density fiberboard (MDF), High-density fiberboard (HDF), multi wood, Wood Plastic Composite (WPC) board, or the like, I-sections, and the like.
  • MDF medium-density fiberboard
  • HDF High-density fiberboard
  • WPC Wood Plastic Composite
  • the one or more pigments may be used only when the preferred end product may be needed to be available in a preferred color.
  • the one or more antioxidants, and the one or more Ultraviolet stabilizers may be used only when the preferred end product may be needed to be exposed to sunlight.
  • the one or more fire retardants may be used when the preferred end product may be needed to be fire-retardant.
  • the one or more fire retardants may include at least one of Calcium Hydroxide (Ca (OH ), Aluminum Trihydrate (ATH), and the like.
  • the one or more chemicals may be chosen and the first predetermined quantity of the corresponding one or more chemicals may be decided based on a requirement corresponding to the preferred end product.
  • the second predetermined quantity of the predetermined filler composition may include about 33 % of at least one of Manufactured sand (M-sand) dust, M-sand slurry, marble powder, Dolomite, Calcium Carbonate, and the like.
  • M-sand Manufactured sand
  • the M-sand slurry may be obtained from the M-sand.
  • material of the M-sand may be washed in a water tank. Over a period of washing in the water tank, the water tank is being filled with accumulating dust and micro particles embodied on the M-sand.
  • the accumulated dust and the micro particles that are decanted/ removed from the water tank periodically for the purpose of further washing of the M-sand conveniently, or sludge of the microparticles and the accumulated dust that is removed from the water tank may be called as the M-sand slurry.
  • the third predetermined quantity of the one or more waste thermoplastics including the MLP may include about 50 % of the one or more waste thermoplastics including the MLP.
  • the one or more waste thermoplastics may include polyolefins, polystyrene, multilayer flexible packaging (MLP), single-use plastics, legacy wastes, and the like.
  • the one or more waste thermoplastics may not include Polyvinyl chloride (PVC).
  • the term “synergistic” refers to the interaction or cooperation of two or more organizations, substances, or other agents to produce a combined effect greater than the sum of their separate effects.
  • the first predetermined quantity of the one or more chemicals, the second predetermined quantity of the predetermined filler composition, and the third predetermined quantity of the one or more waste thermoplastics including the MLP are synergistically combined, give an effect that is greater than when the one or more chemicals, the predetermined filler composition, and the one or more waste thermoplastics including the MLP are used independently.
  • composite is defined as a material made from two or more different materials that, when combined, are stronger than those individual materials by themselves.
  • polymer composite is defined as a multi-phase material in which reinforcing fillers are integrated with a polymer matrix, resulting in synergistic mechanical properties that cannot be achieved from either component alone.
  • the term “polymer” is defined as a long-chain compound made up of many small repeating units called as monomers.
  • plastic is defined as a semi-organic material that is derived from oil or petroleum. Plastic is made of the long-chain polymers, has a polymeric structure, and is a type of polymer. Therefore, obtaining the synergistic polymer composite from the one or more waste thermoplastics including the MLP may be possible.
  • the synergistic polymer composite may be prepared from the one or more waste thermoplastics including the MLP for adding value to the one or more waste thermoplastics including the MLP.
  • the one or more waste thermoplastics including the MLP may have been accumulated in Earth’s environment that adversely affects wildlife, wildlife habitat, and Humans.
  • the one or more waste thermoplastics including the MLP may also refer to a significant amount of plastic that may have been not recycled and have ended up in Landfills or in developing world, thrown into unregulated dump sites.
  • Translation is defined as an act, process, or instance of translating: such as a change to a different substance, form, or appearance.
  • Transformation is defined as a process to change in composition or structure, to change the outward form or appearance of, to change in character or condition.
  • Transaction is defined as an occasion when someone buys or sells something, or when money is exchanged or the activity of buying or selling something.
  • a process of adding value to the one or more waste thermoplastics including the MLP may include a step of Translation in which all types of the one or more waste thermoplastics including the MLP may be translated into the synergistic polymer composite.
  • the process of adding value to the one or more waste thermoplastics including the MLP may also include a step of Transformation in which the synergistic polymer composite may be transformed into a plurality of preferred end products.
  • the process of adding value to the one or more waste thermoplastics including the MLP may also include a step of Transaction in which the plurality of preferred end products may be treated as goods with a commercial and economic value that can be transacted in a market, thereby creating wealth.
  • FIG. 1 is a block diagram representation of an exemplary embodiment of a machinery (10) used for preparing the synergistic polymer composite in accordance with an embodiment of the present disclosure.
  • the machinery (10) may include a chemical blending unit (20).
  • the chemical blending unit (20) may be adapted to blend the first predetermined quantity of the one or more chemicals (30) at a predefined speed for obtaining a blended chemical composition.
  • the predefined speed may be a large value. Therefore, the blended chemical composition may be a blend of the one or more chemicals (30) that may be needed to provide the predefined end product with one or more preferred features, wherein the preferred end product may be prepared using the synergistic polymer composite.
  • the machinery (10) may also include a mixing unit (40) operatively coupled to the chemical blending unit (20).
  • the mixing unit (40) may be adapted to mix the blended chemical composition with the second predetermined quantity of the predetermined filler composition (50) for obtaining a chemical-applied filler compound.
  • the mixing unit (40) may be also adapted to heat the chemical-applied filler compound to a first predefined temperature using a predefined heating technique for removing moisture from the predetermined filler composition (50) for obtaining a dried compound.
  • the first predefined temperature may include about 110 degrees Celsius (°C).
  • the predefined heating technique may include a resistance heating (RH) method.
  • the machinery (10) may further include an agglomeration unit (60) operatively coupled to the mixing unit (40).
  • the agglomeration unit (60) may be adapted to receive the third predetermined quantity of the one or more waste thermoplastics including the MLP (70) simultaneously when mixing and heating the chemical-applied filler compound via a first speed-controlled belt conveyor (80).
  • the agglomeration unit (60) may also be adapted to shred the one or more waste thermoplastics including the MLP (70) into one or more pieces by a shearing action of one or more blades of the agglomeration unit (60), upon an operation of the agglomeration unit (60), for obtaining shredded material.
  • the agglomeration unit (60) may include a vessel having a predefined diameter.
  • the predefined diameter may include about 1 meter.
  • the agglomeration unit (60) may further include a predefined count of the one or more blades.
  • the predefined count may include about 12.
  • the one or more blades may include one or more fixed blades and one or more rotary blades.
  • the one or more fixed blades may be about 8 in number and positioned on an inner surface of a body of the vessel, and the one or more rotary blades may be about 4 in number and positioned on a vessel rotor.
  • the operation of the agglomeration unit (60) may correspond to a rotation of the vessel rotor, wherein the rotation may be controlled via an electric motor adapted to operate at a speed of about 1440 rpm, and having a power of about 55 kilowatts (kW).
  • the electric motor may operate the vessel rotor at the speed of about 640 rpm via pulleys, bearings, and V belts.
  • the agglomeration unit (60) may also be adapted to receive the dried compound via the speed-controlled spring conveyor (90), when the second predefined temperature reaches below a melting point of the one or more waste thermoplastics including the MLP (70) by a predetermined amount, thereby fusing the dried compound with the shredded material for obtaining a first predefined form of the synergistic polymer composite.
  • the agglomeration unit (60) may also be adapted to observe an increase in a frictional heat in the agglomeration unit (60) upon an increase in friction between the shredded material and the one or more blades of the agglomeration unit (60), when shredding the one or more waste thermoplastics including the MLP (70). Later, the agglomeration unit (60) may be adapted to observe a rise in the second predefined temperature of the shredded material with time, based on the increase in the frictional heat.
  • the second predefined temperature may include about 125 °C to about 140 °C.
  • the agglomeration unit (60) may also be adapted to cool a surface of the synergistic polymer composite by spraying water into the agglomeration unit (60), thereby transforming the first predefined form of the synergistic polymer composite to a second predefined form of the synergistic polymer composite, wherein the second predefined form of the synergistic polymer composite is used for preparing the preferred end product.
  • the first predefined form may include semi-solid or semi-liquid.
  • the second predefined form may include at least one of a plurality of globules, a plurality of granules, a plurality of pellets, and the like.
  • a size of one or more particles in the second predefined form of the synergistic polymer composite may include about 6 millimeters (mm) to about 15 mm.
  • an operation of the first speed-controlled belt conveyor (80) and the speed- controlled spring conveyor (90) may be controlled using a Variable Frequency Drive (VFD) (100) and a Programmable Logic Controller (PLC) (110).
  • VFD Variable Frequency Drive
  • PLC Programmable Logic Controller
  • the term “variable frequency drive” is defined as a type of drive that controls the speed, but not the precise position, of a non-servo, AC motor by varying the frequency of the electricity going to that motor.
  • the term “programmable logic controller” is defined as an industrial computer control system that continuously monitors the state of input devices and makes decisions based upon a custom program to control the state of output devices.
  • agglomeration unit (60) For a capacity of the agglomeration unit (60) of 500 kilograms per hour (kg/hr), suppose the agglomeration unit (60) may be operated in one or more batches of an hour with a 100 kg capacity limit for each of the one or more batches. Also, suppose each of the one or more batches may have a time limit of 12 minutes (min). Then, for each of the one or more batches, a quantity of the one or more chemicals (30) may be about 17 kg, a quantity of the predetermined filler composition (50) may be about 33 kg, and a quantity of the one or more waste thermoplastics including the MLP (70) may be about 50 kg.
  • a quantity of water that may be used for cooling the surface of the synergistic polymer composite obtained may be about 1 liter for each of the one or more batches, thereby splitting the synergistic polymer composite into a plurality of granules.
  • the plurality of granules of the synergistic polymer composite may be discharged every 12 min.
  • the plurality of granules of the synergistic polymer composite may be referred to as free-flowing bulk density all-purpose agglomerated composite granules.
  • free-flowing refers to features that a solid can have in which any substance consists of solid particles and which is of, or is capable of being in, a flowing or running consistency.
  • bulk density is defined as the mass of the many particles of the soil material divided by the total volume they occupy.
  • the bulk density is basically a property of powders, granules, and other “divided” solids, especially used in reference to mineral components (soil, gravel), chemical substances, (pharmaceutical) ingredients, foodstuff, or any other masses of corpuscular or particulate matter.
  • the plurality of granules of the synergistic polymer composite may be transferred to an extrusion unit (120) via a second speed-controlled belt conveyor (125).
  • the operation of the second speed-controlled belt conveyor (125) may also be controlled using the VFD (100) and the PLC (110).
  • the extrusion unit (120) may be operatively coupled to the agglomeration unit (60) via the second speed-controlled belt conveyor (125).
  • the extrusion unit (120) may be adapted to transform the plurality of granules of the synergistic polymer composite into a free-flowing molten plastic compound for making the preferred end product.
  • the extrusion unit (120) may receive the plurality of granules of the synergistic polymer composite via the second speed-controlled belt conveyor (125).
  • the free-flowing molten plastic compound may be transferred to hydraulic presses, profile dies, or the like, based on the one or more preferred features corresponding to the preferred end product.
  • the preferred end product may be a sample polymer composite block which is obtained by using the free-flowing molten plastic compound of the synergistic polymer composite.
  • one or more dimensions of the sample polymer composite block may be about 150 millimeters (mm) in length, about 150 mm in width, and about 46.2 mm in height.
  • a strength of preferred end products made using the synergistic polymer composite may have to be very high due to usage of the predetermined filler composition. Therefore, in this example, a compressive strength test may be performed on the sample polymer composite block. Basically, in the compressive strength test of the sample polymer composite block, the sample polymer composite block may be crushed with a load of about 91 tons. Upon crushing, a compressive strength of the sample polymer composite block may be measured to be about 39.67newton per millimeter square (N/mm 2 ).
  • FIG. 2 (a) is a flow chart representing steps involved in a method (130) of preparation of a synergistic polymer composite from one or more waste thermoplastics including multilayer flexible packaging (MLP) (70) in accordance with an embodiment of the present disclosure.
  • FIG. 2 (b) is a flow chart representing continued steps involved in the method (130) of FIG. 2 (a) in accordance with an embodiment of the present disclosure.
  • the method (130) includes blending a first predetermined quantity of one or more chemicals at a predefined speed for obtaining a blended chemical composition in step 140.
  • blending the first predetermined quantity of the one or more chemicals may include blending the first predetermined quantity of the one or more chemicals via a chemical blending unit (20).
  • blending the first predetermined quantity of the one or more chemicals may include blending the first predetermined quantity of at least one of one or more lubricants, one or more fire retardants, one or more pigments, one or more antioxidants, one or more Ultraviolet stabilizers, and the like
  • the method (130) also includes mixing the blended chemical composition with a second predetermined quantity of a predetermined filler composition for obtaining a chemical-applied filler compound in step 150.
  • mixing the blended chemical composition with the second predetermined quantity of the predetermined filler composition may include mixing the blended chemical composition with the second predetermined quantity of the predetermined filler composition via a mixing unit (40).
  • mixing the blended chemical composition with the second predetermined quantity of the predetermined filler composition may include mixing the blended chemical composition with the second predetermined quantity of at least one of Manufactured sand dust, Manufactured sand slurry, marble powder, Dolomite, and Calcium Carbonate.
  • the method (130) also includes heating the chemical-applied filler compound to a first predefined temperature using a predefined heating technique for removing moisture from the predetermined filler composition for obtaining a dried compound in step 160.
  • the method (130) also includes feeding a third predetermined quantity of the one or more waste including thermoplastics the MLP into an agglomeration unit simultaneously when mixing and heating the chemical-applied filler compound in step 170.
  • feeding the third predetermined quantity of the one or more waste thermoplastics including the MLP into the agglomeration unit may include feeding the third predetermined quantity of the one or more waste thermoplastics including the MLP into the agglomeration unit via a first speed-controlled belt conveyor (80).
  • the method (130) also includes shredding the one or more waste thermoplastics including the MLP into one or more pieces by a shearing action of one or more blades of the agglomeration unit, upon an operation of the agglomeration unit, for obtaining shredded material in step 180.
  • the method (130) further includes observing an increase in a frictional heat in the agglomeration unit upon an increase in friction between the shredded material and the one or more blades of the agglomeration unit, when shredding the one or more waste thermoplastics including the MLP in step 190.
  • the method (130) includes observing a raise in a second predefined temperature of the shredded material with time, based on the increase in the frictional heat in step 200.
  • the method (130) also includes injecting the dried compound into the agglomeration unit, when the second predefined temperature reaches below a melting point of the one or more waste thermoplastics including the MLP by a predetermined amount, thereby fusing the dried compound with the shredded material for obtaining a first predefined form of the synergistic polymer composite in step 210.
  • injecting the dried compound into the agglomeration unit may include injecting the dried compound into the agglomeration unit via a speed-controlled spring conveyor (90).
  • the method (130) also includes cooling a surface of the synergistic polymer composite by spraying water into the agglomeration unit, thereby transforming the first predefined form of the synergistic polymer composite to a second predefined form of the synergistic polymer composite, wherein the second predefined form of the synergistic polymer composite is used for preparing a preferred end product in step 220.
  • transforming the first predefined form of the synergistic polymer composite to the second predefined form of the synergistic polymer composite may include transforming the first predefined form of the synergistic polymer composite to the at least one of a plurality of globules, a plurality of granules, a plurality of pellets, and the like of the synergistic polymer composite.
  • the method (130) may also include receiving one or more preferences corresponding to the preferred end product to be prepared using the second predefined form of the synergistic polymer composite.
  • blending the first predetermined quantity of the one or more chemicals may include blending the first predetermined quantity of the one or more chemicals based on the one or more preferences.
  • mixing the blended chemical composition with the second predetermined quantity of the predetermined filler composition may include mixing the blended chemical composition with the second predetermined quantity of the predetermined filler composition based on the one or more preferences.
  • feeding the third predetermined quantity of the one or more waste thermoplastics including the MLP may include feeding the third predetermined quantity of the one or more waste thermoplastics including the MLP based on the one or more preferences
  • Various embodiments of the present disclosure enable adding value to all kinds of the one or more waste thermoplastics including the MLP by preparing the synergistic polymer composite from the one or more waste thermoplastics including the MLP using a fusing technology, wherein the synergistic polymer composite can be used for obtaining the preferred end product.
  • the method proposed in the present disclosure enables translation of even dirty plastics into the synergistic polymer composite, thus reducing the landfills.
  • the one or more waste thermoplastics exclude the PVC as an implementation of the method proposed in the present disclosure on the PVC releases poisonous gases such as chlorine.
  • matching various forms of plastics is also not required, and processes like sorting, washing, drying, and the like are not required, thereby saving time, and hence making the method more reliable and more efficient.
  • the method is ecologically and environmentally friendly as no volatile organic compounds (VOCs) are emitted during the implementation of the method, hence reducing Carbon Footprint. Also, a durability and strength of the preferred end products made using the synergistic polymer composite are very high due to usage of the predetermined filler composition. Further, production waste generated during the implementation of the method is nil.
  • VOCs volatile organic compounds
  • the machinery used is user-friendly as it is designed in such a way that it can be even operated by unskilled laborers.
  • the plurality of granules of the synergistic polymer composite has characteristics such as easy handling, can be packed and transported from one place to another, can be sold in an open market, can be sent to other plants to be melted and extruded to transform to the preferred end products.
  • the synergistic polymer composite is in a multi-use all-purpose granules form and no other feed is required to be added to these granules for manufacturing the preferred end products.
  • the preferred end products thus obtained from the synergistic polymer composite possess characteristics such as cost-effective fire-retardant products, high tensile and compressive strength, weather and UV resistant, long-life span due to antioxidation, 100% water, termite and acid-proof, anti-bacterial and anti-microbial, corrosion resistant and heat resistant, cement friendly, substitute for Plywood, Marine Wood, HDF, Medium Density Fiberboard (MDF), Wooden Pallets, aggregates, Iron girders, angles, and I sections, electric poles, and the like, artificial substitute for natural products, and the like.
  • characteristics such as cost-effective fire-retardant products, high tensile and compressive strength, weather and UV resistant, long-life span due to antioxidation, 100% water, termite and acid-proof, anti-bacterial and anti-microbial, corrosion resistant and heat resistant, cement friendly, substitute for Plywood, Marine Wood, HDF, Medium Density Fiberboard (MDF), Wooden Pallets, aggregates, Iron girders, angles, and I

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Abstract

La présente invention concerne un procédé de préparation d'un composite polymère synergique à partir de déchets thermoplastiques comprenant des MLP. Le procédé comprend le mélange d'une première quantité prédéterminée d'un ou plusieurs produits chimiques, le mélange d'une composition chimique mélangée avec une deuxième quantité prédéterminée de composition de charge prédéterminée, et le chauffage d'un composé de charge appliqué chimiquement pour obtenir un composé séché. Le procédé comprend en outre l'alimentation et le déchiquetage d'une troisième quantité prédéterminée des déchets thermoplastiques comprenant des MLP dans une unité d'agglomération pour obtenir un matériau déchiqueté. Le procédé comprend en outre l'observation d'une augmentation d'une chaleur de frottement dans l'unité d'agglomération et d'une élévation d'une deuxième température prédéfinie du matériau déchiqueté. Le procédé comprend en outre l'injection du composé séché pour fusionner le composé séché avec le matériau déchiqueté. Le procédé comprend en outre une surface de refroidissement du composite polymère synergique, de façon à transformer une première forme prédéfinie du composite polymère synergique en une deuxième forme prédéfinie du composite polymère synergique utilisé pour préparer des produits finaux préférés.
PCT/IB2022/058502 2022-07-15 2022-09-09 Composite polymère synergique et son procédé de préparation à partir de déchets thermoplastiques comprenant des emballages flexibles multicouches WO2024013558A1 (fr)

Applications Claiming Priority (2)

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IN202241040687 2022-07-15
IN202241040687 2022-07-15

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WO2024013558A1 true WO2024013558A1 (fr) 2024-01-18

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IN201721031514A (fr) * 2017-09-06 2019-07-12
IN202143001309A (fr) * 2021-01-12 2021-02-26

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