CN107652612A - Inner liner plates and preparation method thereof and refrigeration plant - Google Patents

Inner liner plates and preparation method thereof and refrigeration plant Download PDF

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Publication number
CN107652612A
CN107652612A CN201710810557.5A CN201710810557A CN107652612A CN 107652612 A CN107652612 A CN 107652612A CN 201710810557 A CN201710810557 A CN 201710810557A CN 107652612 A CN107652612 A CN 107652612A
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CN
China
Prior art keywords
fretting map
inner liner
liner plates
map layer
thickness
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710810557.5A
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Chinese (zh)
Inventor
沈剑
霍耀楠
白二雷
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hefei Hualing Co Ltd
Midea Group Co Ltd
Hefei Midea Refrigerator Co Ltd
Original Assignee
Hefei Hualing Co Ltd
Midea Group Co Ltd
Hefei Midea Refrigerator Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hefei Hualing Co Ltd, Midea Group Co Ltd, Hefei Midea Refrigerator Co Ltd filed Critical Hefei Hualing Co Ltd
Priority to PCT/CN2017/105151 priority Critical patent/WO2019041445A1/en
Publication of CN107652612A publication Critical patent/CN107652612A/en
Pending legal-status Critical Current

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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
    • C08J9/08—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 carbon dioxide
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0012—Combinations of extrusion moulding with other shaping operations combined with shaping by internal pressure generated in the material, e.g. foaming
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/065—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of foam
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/302—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising aromatic vinyl (co)polymers, e.g. styrenic (co)polymers
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D23/00—General constructional features
    • F25D23/06—Walls
    • F25D23/062—Walls defining a cabinet
    • F25D23/064—Walls defining a cabinet formed by moulding, e.g. moulding in situ
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2250/00—Layers arrangement
    • B32B2250/02—2 layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2250/00—Layers arrangement
    • B32B2250/03—3 layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2250/00—Layers arrangement
    • B32B2250/24—All layers being polymeric
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2266/00—Composition of foam
    • B32B2266/02—Organic
    • B32B2266/0214—Materials belonging to B32B27/00
    • B32B2266/0221—Vinyl resin
    • B32B2266/0228—Aromatic vinyl resin, e.g. styrenic (co)polymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/30—Properties of the layers or laminate having particular thermal properties
    • B32B2307/302—Conductive
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/30—Properties of the layers or laminate having particular thermal properties
    • B32B2307/304—Insulating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2457/00—Electrical equipment
    • 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
    • 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
    • C08J2205/00—Foams characterised by their properties
    • C08J2205/04—Foams characterised by their properties characterised by the foam pores
    • C08J2205/044—Micropores, i.e. average diameter being between 0,1 micrometer and 0,1 millimeter
    • 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
    • C08J2351/00—Characterised by the use of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives of such polymers
    • C08J2351/04—Characterised by the use of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives of such polymers grafted on to rubbers
    • 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
    • C08J2355/00—Characterised by the use of homopolymers or copolymers, obtained by polymerisation reactions only involving carbon-to-carbon unsaturated bonds, not provided for in groups C08J2323/00 - C08J2353/00
    • C08J2355/02—Acrylonitrile-Butadiene-Styrene [ABS] polymers

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medicinal Chemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)

Abstract

The invention provides a kind of inner liner plates and preparation method thereof and refrigeration plant.The inner liner plates include：Fretting map layer, fretting map layer material include base material and foaming agent, wherein, the weight accounting of foaming agent is 1%~3% in fretting map layer material.Inner liner plates provided by the invention, by adding a certain proportion of foaming agent in the raw material of inner liner plates, base material uses the materials such as ABS or HIPS, utilize individual layer or multi-layer co-extruded technique, the exploitation of fretting map inner liner plates is completed, realizes inner container of icebox loss of weight, reduces production cost.

Description

Inner liner plates and preparation method thereof and refrigeration plant
Technical field
The present invention relates to art of refrigeration units, more specifically, is related to a kind of inner liner plates, the preparation side of the inner liner plates Method and the refrigeration plant including the inner liner plates.
Background technology
Such as refrigerator of refrigeration plant in the market, the heat-insulating property of its inner bag depend primarily on the heat conduction of liner material Performance, the heat-insulating property of inner bag how is effectively lifted, lower inner bag thermal conductivity factor, while reduce the weight of inner bag, reduce production Cost, it is a problem of refrigerator industry.
The content of the invention
It is contemplated that at least solves one of technical problem present in prior art.
Therefore, the purpose of one aspect of the present invention is to provide a kind of inner liner plates.
The purpose of another aspect of the invention is to provide a kind of refrigeration plant for including above-mentioned inner liner plates.
The purpose of another aspect of the present invention is to provide a kind of preparation method for being used to prepare above-mentioned inner liner plates.
To achieve the above object, the embodiment of the first aspect of the invention provides a kind of inner liner plates, for freezing Equipment, the inner liner plates include：Fretting map layer, preparing the material of the fretting map layer includes base material and foaming agent, wherein, The weight accounting for preparing foaming agent described in the material of the fretting map layer is 1%~3%.
The inner liner plates that the above embodiment of the present invention provides, including fretting map layer, for preparing the material bag of fretting map layer Including base material and foaming agent, it is preferable that foaming agent is foaming agent master batch, wherein, the weight of foaming agent accounts for the gross weight of expanded material The scope of ratio be 1%~3%, it is preferable that the weight of foaming agent account for the ratio of the gross weight of expanded material for 1%, 2% or 3%, the fretting map layer can effectively improve the heat insulation effect of inner liner plates, reduce the energy consumption of refrigeration plant, moreover it is possible in mitigation The weight of courage sheet material.
In addition, the inner liner plates that the above embodiment of the present invention provides also have following additional technical feature：
In above-mentioned technical proposal, it is preferable that preparing the material of the fretting map layer also includes color masterbatch, wherein, preparing institute The weight accounting for stating color masterbatch described in the material of fretting map layer is 4%~5%, and remaining is base material, it is preferable that the weight of color masterbatch accounts for The ratio of fretting map layer material weight is 4% or 5%, and certain fretting map layer material can also only include base material and foaming agent；With/ Or, in the fretting map layer abscess aperture be 60 μm~130 μm, it is preferable that the aperture of abscess be 60 μm, 70 μm, 80 μm, 90 μm, 100 μm, 110 μm, 120 μm or 130 μm；And/or the foaming agent includes citric acid and sodium acid carbonate, certainly, foaming agent Other food-grade foaming agents can also be included.
In above-mentioned technical proposal, it is preferable that the base material is HIPS base materials (high impact polystyrene)；It is and/or described micro- The thickness of foaming layer is 3mm~4mm, avoids the thickness of fretting map layer is excessive from causing that inner liner plates weight is big, cost is high, keeps away simultaneously Exempt from fretting map layer thickness it is too small caused by fretting map layer intensity it is too low, it is preferable that the thickness of fretting map layer be 3mm, 3.5mm or 4mm。
In above-mentioned technical proposal, it is preferable that the base material is ABS substrate (acrylonitrile-butadiene-styrene copolymer)； And/or the thickness of the fretting map layer is 3mm~3.5mm, avoid the thickness of fretting map layer is excessive from causing inner liner plates weight Greatly, cost is high, while avoids the too small caused fretting map layer intensity of thickness of fretting map layer too low, it is preferable that fretting map layer Thickness is 3mm, 3.25mm or 3.5mm.
The embodiment of second aspect of the present invention provides a kind of preparation method, for preparing described in any of the above-described embodiment Inner liner plates, the preparation method include：Extruded after the foaming materials that fretting map layer will be prepared in an extruder, wherein, foaming During close the pumped vacuum systems of the extruder.
The preparation method that the embodiment of second aspect of the present invention provides, fretting map layer, technique are prepared using expressing technique Simple cost is low.Specifically fretting map layer material passes through fusion plastification, reaction (reaction of foaming agent is decomposed into gas), disperseed (gas scattered in the base) and foaming Four processes complete foaming, due to foaming agent resolved into after heating carbon dioxide with The gases such as nitrogen, it is present in fretting map layer, screw extruder needs to close pumped vacuum systems.Extruder can squeeze for single screw rod Go out machine or double screw extruder.
The embodiment of third aspect of the present invention provides a kind of inner liner plates, for refrigeration plant, including：Fretting map layer, Preparing the material of the fretting map layer includes base material and foaming agent, wherein, sent out preparing described in the material of the fretting map layer The weight accounting of infusion is 1%~3%；And surface layer, positioned at the side of the fretting map layer.
The inner liner plates that the embodiment of third aspect of the present invention provides, including fretting map layer, for preparing fretting map layer Material include base material and foaming agent, it is preferable that foaming agent is foaming agent master batch, wherein, the weight of foaming agent accounts for expanded material The scope of ratio of gross weight be 1%~3%, it is preferable that the ratio that the weight of foaming agent accounts for the gross weight of expanded material is 1%th, 2% or 3%, the fretting map layer can effectively improve the heat insulation effect of inner liner plates, reduce the energy consumption of refrigeration plant, also The weight of inner liner plates can be mitigated.Further to improve the intensity of inner liner plates, still there are surface layer, face in the side of fretting map layer Layer can be arranged on fretting map layer close to the side of food, can also be even in side of the fretting map layer away from food.
In above-mentioned technical proposal, it is preferable that preparing the material of the fretting map layer also includes color masterbatch, wherein, preparing institute The weight accounting for stating color masterbatch described in the material of fretting map layer is 4%~5%, and remaining is base material, it is preferable that the weight of color masterbatch accounts for The ratio of fretting map layer material weight is 4% or 5%, and certain fretting map layer material can also only include base material and foaming agent；With/ Or, in the fretting map layer abscess aperture be 60 μm~130 μm, it is preferable that the aperture of abscess be 60 μm, 70 μm, 80 μm, 90 μm, 100 μm, 110 μm, 120 μm or 130 μm；And/or the foaming agent includes citric acid and sodium acid carbonate, certainly, foaming agent Other food-grade foaming agents can also be included.
In above-mentioned technical proposal, it is preferable that the base material is HIPS base materials (high impact polystyrene)；It is and/or described interior The thickness of courage sheet material is 3mm~4mm, avoids the thickness of inner liner plates is excessive from causing that inner liner plates weight is big, cost is high, keeps away simultaneously Exempt from inner liner plates thickness it is too small caused by inner liner plates intensity it is too low, it is preferable that the thickness of inner liner plates be 3mm, 3.5mm or 4mm；And/or the thickness of the surface layer is 0.15mm~0.20mm, it is preferable that the thickness of surface layer is 0.15mm or 0.2mm, excellent Selection of land, the ratio that the thickness of surface layer accounts for inner liner plates gross thickness are 5%；And/or the thickness of the fretting map layer be 2.85mm~ 3.80mm, it is preferable that the thickness of fretting map layer is 2.85mm, 3.1mm, 3.4mm or 3.8mm, it is preferable that the thickness of fretting map layer The ratio for accounting for inner liner plates gross thickness is 95%；And/or the material of the surface layer is prepared including ABS or prepares the surface layer Material includes HIPS, it is preferable that the material of surface layer is ABS or HIPS.
In above-mentioned technical proposal, it is preferable that the base material is ABS substrate (acrylonitrile-butadiene-styrene copolymer)； And/or the thickness of the inner liner plates is 3mm~3.5mm, avoid the thickness of inner liner plates is excessive from causing inner liner plates weight Greatly, cost is high, while avoids the too small caused inner liner plates intensity of thickness of inner liner plates too low, it is preferable that inner liner plates Thickness is 3mm, 3.25mm or 3.5mm；And/or the thickness of the surface layer is 0.15mm~0.18mm, it is preferable that the thickness of surface layer Spend for 0.15mm or 0.18mm, it is preferable that the ratio that the thickness of surface layer accounts for inner liner plates gross thickness is 5%；It is and/or described micro- The thickness of foaming layer is 2.85mm~3.33mm, it is preferable that the thickness of fretting map layer is 2.85mm, 3.1mm or 3.33mm, preferably Ground, the ratio that the thickness of fretting map layer accounts for inner liner plates gross thickness are 95%；And/or prepare the material of the surface layer and include ABS Or prepare the material of the surface layer and include HIPS, it is preferable that the material of surface layer is ABS or HIPS.
The embodiment of the 4th aspect of the present invention provides a kind of preparation method, for preparing the embodiment institute of the 3rd aspect The inner liner plates stated, including：In First extruder will the material molten that prepare surface layer plasticizing after be expressed into distributor as Surface layer, distributor is expressed into as fretting map layer after the foaming materials that will prepare fretting map layer in second extruder, wherein, The pumped vacuum systems of second extruder is closed in foaming process；After being expressed into the distributor, through die head extrude to In modular system, it is extruded to shape to form the inner liner plates.
The embodiment of the 4th aspect of the present invention provides a kind of preparation method, and being prepared using multi-layer co-extruded technique includes surface layer With the inner liner plates of fretting map layer.Dry specifically, surface material is sent in barrel through blower fan, heated through First extruder Extrusion is to distributor after fusion plastification, and blended good fretting map layer material is after blower fan is sent to and dried in barrel, at second Foamed in extruder, distributor is squeezed into after the completion of foaming, after fretting map layer material and surface material all squeeze into distributor, through same Die head is extruded, and the making of inner liner plates is completed by modular system.First extruder and second extruder can be single spiral shell Bar extruder or double screw extruder.
Specifically fretting map layer material is by fusion plastification, reaction (reaction of foaming agent is decomposed into gas), scattered (gas Disperse in the base) and foaming Four processes completion foaming, because foaming agent resolves into carbon dioxide and nitrogen after heating Deng gas, it is present in fretting map layer, screw extruder needs to close pumped vacuum systems.
The embodiment of the 5th aspect of the present invention provides a kind of inner liner plates, for refrigeration plant, the inner liner plates bag Include：Fretting map layer, preparing the material of the fretting map layer includes base material and foaming agent, wherein, preparing the fretting map layer The weight accounting of foaming agent described in material is 1%~3%；Surface layer, positioned at the side of the fretting map layer；And bottom, it is located at The fretting map layer opposite side.
The inner liner plates that the embodiment of the 5th aspect of the present invention provides, including fretting map layer, for preparing fretting map layer Material include base material and foaming agent, it is preferable that foaming agent is foaming agent master batch, wherein, the weight of foaming agent accounts for expanded material The scope of ratio of gross weight be 1%~3%, it is preferable that the ratio that the weight of foaming agent accounts for the gross weight of expanded material is 1%th, 2% or 3%, the fretting map layer can effectively improve the heat insulation effect of inner liner plates, reduce the energy consumption of refrigeration plant, also The weight of inner liner plates can be mitigated.Further to improve the intensity of inner liner plates, the side of fretting map layer is provided with surface layer, Still there is bottom the side relative with surface layer on fretting map layer.
In above-mentioned technical proposal, it is preferable that preparing the material of the fretting map layer also includes color masterbatch, wherein, preparing institute The weight accounting for stating color masterbatch described in the material of fretting map layer is 4%~5%, and remaining is base material, it is preferable that the weight of color masterbatch accounts for The ratio of fretting map layer material weight is 4% or 5%, and certain fretting map layer material can also only include base material and foaming agent；With/ Or, in the fretting map layer abscess aperture be 60 μm~130 μm, it is preferable that the aperture of abscess be 60 μm, 70 μm, 80 μm, 90 μm, 100 μm, 110 μm, 120 μm or 130 μm；And/or the foaming agent includes citric acid and sodium acid carbonate, certainly, foaming agent Other food-grade foaming agents can also be included.
In above-mentioned technical proposal, it is preferable that the base material is HIPS base materials；And/or the thickness of the inner liner plates is 3mm~4mm, avoid the thickness of inner liner plates is excessive from causing that inner liner plates weight is big, cost is high, while avoid the thickness of inner liner plates It is too low to spend small caused inner liner plates intensity, it is preferable that the thickness of inner liner plates is 3mm, 3.5mm or 4mm；It is and/or described The thickness of surface layer is 0.15mm~0.20mm, it is preferable that the thickness of surface layer is 0.15mm or 0.2mm, it is preferable that the thickness of surface layer The ratio for accounting for inner liner plates gross thickness is 5%；And/or the thickness of the bottom is 0.15mm~0.20mm, it is preferable that bottom Thickness be 0.15mm or 0.2mm, it is preferable that the thickness of bottom account for inner liner plates gross thickness ratio be 5%；It is and/or described The thickness of fretting map layer is 2.7mm~3.6mm, it is preferable that the thickness of fretting map layer is 2.7mm, 3.0mm, 3.3mm or 3.6mm, Preferably, the ratio that the thickness of fretting map layer accounts for inner liner plates gross thickness is 90%；And/or prepare the material bag of the surface layer Including ABS or preparing the material of the surface layer includes HIPS；And/or the material of the bottom is prepared including ABS or prepares the bottom The material of layer includes HIPS, it is preferable that the material of surface layer or bottom is ABS or HIPS.
In above-mentioned technical proposal, it is preferable that the base material is ABS substrate；And/or the thickness of the inner liner plates is 3mm ~3.5mm, avoid the thickness of inner liner plates is excessive from causing that inner liner plates weight is big, cost is high, while avoid the thickness of inner liner plates It is too low to spend small caused inner liner plates intensity, it is preferable that the thickness of inner liner plates is 3mm, 3.25mm or 3.5mm；And/or The thickness of the surface layer is 0.15mm~0.18mm, it is preferable that the thickness of surface layer is 0.15mm or 0.18mm, it is preferable that surface layer Thickness account for inner liner plates gross thickness ratio be 5%；And/or the thickness of the bottom is 0.15mm~0.18mm, preferably Ground, the thickness of bottom is 0.15mm or 0.18mm, it is preferable that the ratio that the thickness of bottom accounts for inner liner plates gross thickness is 5%； And/or the thickness of the fretting map layer is 2.70mm~3.15mm, it is preferable that the thickness of fretting map layer be 2.7mm, 2.9mm or 3.15mm, it is preferable that the ratio that the thickness of fretting map layer accounts for inner liner plates gross thickness is 95%；And/or prepare the surface layer Material includes ABS or prepares the material of the surface layer including HIPS；And/or prepare the material of the bottom and include ABS or preparation The material of the bottom includes HIPS, it is preferable that the material of surface layer or bottom is ABS or HIPS.
The embodiment of the 6th aspect of the present invention provides a kind of preparation method, for preparing the embodiment institute of the 5th aspect The inner liner plates stated, including：In First extruder will the material molten that prepare surface layer plasticizing after be expressed into distributor as Surface layer, distributor is expressed into as fretting map layer after the foaming materials that will prepare fretting map layer in second extruder, wherein, The pumped vacuum systems of second extruder is closed in foaming process, the material of bottom will be prepared in the 3rd extruder Distributor is expressed into after fusion plastification as bottom；After being expressed into the distributor, extrude into modular system, extrude through die head Shape to form the inner liner plates.
The embodiment of the 6th aspect of the present invention provides a kind of preparation method, and being prepared using multi-layer co-extruded technique includes surface layer With the inner liner plates of fretting map layer.Dry specifically, surface material is sent in barrel through blower fan, heated through First extruder Extrusion is to distributor after fusion plastification, and blended good fretting map layer material is after blower fan is sent to and dried in barrel, at second Foamed in extruder, distributor is squeezed into after the completion of foaming, primer is sent in barrel through blower fan and dried, through the 3rd extrusion Extrusion after fretting map layer material, surface material and primer all squeeze into distributor, passes through to distributor after machine heating fusion plastification Same die head extrusion, the making of inner liner plates is completed by modular system.First extruder and second extruder can be Single screw extrusion machine or double screw extruder.
Specifically fretting map layer material is by fusion plastification, reaction (reaction of foaming agent is decomposed into gas), scattered (gas Disperse in the base) and foaming Four processes completion foaming, because foaming agent resolves into carbon dioxide and nitrogen after heating Deng gas, it is present in fretting map layer, screw extruder needs to close pumped vacuum systems.
The embodiment of the 7th aspect of the present invention provides a kind of refrigeration plant, including the inner bag described in any of the above-described embodiment Sheet material.
The refrigeration plant that the embodiment of the 7th aspect of the present invention provides, because including the inner bag described in any of the above-described embodiment Sheet material, thus with all beneficial effects of the inner liner plates described in any of the above-described embodiment, will not be repeated here.
The additional aspect and advantage of the present invention will become obvious in following description section, or the practice by the present invention Recognize.
Brief description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become in the description from combination accompanying drawings below to embodiment Substantially and it is readily appreciated that, wherein：
Fig. 1 is the cross section structure diagram of the inner liner plates described in embodiments of the invention one；
Fig. 2 is the cross section structure diagram of the inner liner plates described in embodiments of the invention two；
Fig. 3 is the cross section structure diagram of the inner liner plates described in embodiments of the invention three.
Wherein, corresponding relations of the Fig. 1 into Fig. 3 between reference and component names is：
10 inner liner plates, 1 fretting map layer, 2 surface layers, 3 bottoms.
Embodiment
It is below in conjunction with the accompanying drawings and specific real in order to be more clearly understood that the above objects, features and advantages of the present invention Mode is applied the present invention is further described in detail.It should be noted that in the case where not conflicting, the implementation of the application Feature in example and embodiment can be mutually combined.
Many details are elaborated in the following description to facilitate a thorough understanding of the present invention, still, the present invention may be used also By using other be different from it is described here in a manner of implement, therefore, protection scope of the present invention is not by following public tool The limitation of body embodiment.
Inner liner plates according to some embodiments of the invention and preparation method thereof and refrigeration plant are described with reference to the accompanying drawings.
Embodiment one：
As shown in figure 1, a kind of inner liner plates 10, for refrigeration plant, inner liner plates 10 include：Fretting map layer 1, fretting map 1 material of layer includes base material and foaming agent, wherein, the weight accounting of foaming agent is 1%~3% in the material of fretting map layer 1.
The inner liner plates 10 that the above embodiment of the present invention provides, including fretting map layer 1, for preparing the material of fretting map layer 1 Material includes base material and foaming agent, it is preferable that and foaming agent is foaming agent master batch, wherein, the weight of foaming agent accounts for the total of expanded material The scope of the ratio of weight is 1%~3%, it is preferable that the weight of foaming agent account for the ratio of the gross weight of expanded material for 1%, 2% or 3%, the fretting map layer 1 can effectively improve the heat insulation effect of inner liner plates 10, reduce the energy consumption of refrigeration plant, also The weight of inner liner plates 10 can be mitigated.
Preferably, the material of fretting map layer 1 also includes color masterbatch, wherein, the weight accounting of color masterbatch is in the material of fretting map layer 1 4%~5%, remaining is base material, it is preferable that the ratio that the weight of color masterbatch accounts for the material weight of fretting map layer 1 is 4% or 5%, certainly The material of fretting map layer 1 can also only include base material and foaming agent.Preferably, foaming agent includes citric acid and sodium acid carbonate, certainly, Foaming agent can also include other food-grade foaming agents.
In a specific embodiment, base material is HIPS base materials (high impact polystyrene).Preferably, fretting map layer 1 Thickness be 3mm~4mm, avoid the thickness of fretting map layer 1 is excessive from causing that the weight of inner liner plates 10 is big, cost is high, avoid simultaneously Too small caused fretting map 1 intensity of layer of thickness of fretting map layer 1 is too low, it is preferable that the thickness of fretting map layer 1 is 3mm, 3.5mm Or 4mm.
Preferably, inner liner plates 10 are made up of fretting map layer 1, the performance of fretting map layer 1 and the adding proportion of foaming agent it Between relation it is specific as follows：
It can be seen that when the ratio that the weight of foaming agent accounts for the weight of expanded material is 2%, the performance of inner liner plates 10 is most It is good.
In another specific embodiment, base material is ABS substrate (acrylonitrile-butadiene-styrene copolymer).It is preferred that Ground, the thickness of fretting map layer 1 is 3mm~3.5mm, avoid the thickness of fretting map layer 1 it is excessive cause the weight of inner liner plates 10 it is big, into This height, while avoid too small caused fretting map 1 intensity of layer of thickness of fretting map layer 1 too low, it is preferable that the thickness of fretting map layer 1 Spend for 3mm, 3.25mm or 3.5mm.
Preferably, inner liner plates 10 are made up of fretting map layer 1, the performance of fretting map layer 1 and the adding proportion of foaming agent it Between relation it is specific as follows：
It can be seen that when the ratio that the weight of foaming agent accounts for the weight of expanded material is 2%, the performance of inner liner plates 10 is most It is good.
A kind of inner liner plates 10 of corresponding embodiment, its preparation method includes：In an extruder by the foaming materials of fretting map layer 1 After extrude, wherein, in foaming process close extruder pumped vacuum systems.
Fretting map layer 1 is prepared using expressing technique, the simple cost of technique is low.Specifically the material of fretting map layer 1 is by melting Plasticizing, reaction (reaction of foaming agent is decomposed into gas), scattered (gas is scattered in the base) and foaming Four processes complete hair Bubble, because foaming agent resolves into the gases such as carbon dioxide and nitrogen after heating, is present in fretting map layer 1, Screw Extrusion Machine needs to close pumped vacuum systems.Extruder can be single screw extrusion machine or double screw extruder.
Embodiment two：
As shown in Fig. 2 a kind of inner liner plates 10, for refrigeration plant, including：Fretting map layer 1 and surface layer 2.Fretting map layer 1 Material includes base material and foaming agent, wherein, the weight accounting of foaming agent is 1%~3% in the material of fretting map layer 1；Surface layer 2 In the side of fretting map layer 1.
The inner liner plates 10, including fretting map layer 1, the material for preparing fretting map layer 1 includes base material and foaming agent, excellent Selection of land, foaming agent are foaming agent master batch, wherein, the scope that the weight of foaming agent accounts for the ratio of the gross weight of expanded material is 1% ~3%, it is preferable that the ratio that the weight of foaming agent accounts for the gross weight of expanded material is 1%, 2% or 3%, and the fretting map layer 1 was both The heat insulation effect of inner liner plates 10 can be effectively improved, reduces the energy consumption of refrigeration plant, moreover it is possible to mitigate the weight of inner liner plates 10. Further to improve the intensity of inner liner plates 10, still there is surface layer 2 in the side of fretting map layer 1, surface layer 2 can be arranged on micro- hair Alveolar layer 1, can also be even in side of the fretting map layer 1 away from food close to the side of food.
Preferably, the material of fretting map layer 1 also includes color masterbatch, wherein, the weight accounting of color masterbatch is in the material of fretting map layer 1 4%~5%, remaining is base material, it is preferable that the ratio that the weight of color masterbatch accounts for the material weight of fretting map layer 1 is 4% or 5%, certainly The material of fretting map layer 1 can also only include base material and foaming agent.Preferably, foaming agent includes citric acid and sodium acid carbonate, certainly, Foaming agent can also include other food-grade foaming agents.
In a specific embodiment, base material is HIPS base materials (high impact polystyrene).Preferably, inner liner plates 10 Thickness be 3mm~4mm, avoid the thickness of inner liner plates 10 is excessive from causing that the weight of inner liner plates 10 is big, cost is high, avoid simultaneously The intensity of inner liner plates 10 is too low caused by the thickness of inner liner plates 10 is too small, it is preferable that the thickness of inner liner plates 10 be 3mm, 3.5mm or 4mm.Preferably, the thickness of surface layer 2 is 0.15mm~0.20mm, it is preferable that the thickness of surface layer 2 be 0.15mm or 0.2mm, it is preferable that the ratio that the thickness of surface layer 2 accounts for the gross thickness of inner liner plates 10 is 5%.Preferably, the thickness of fretting map layer 1 For 2.85mm~3.80mm, it is preferable that the thickness of fretting map layer 1 is 2.85mm, 3.1mm, 3.4mm or 3.8mm, it is preferable that micro- The ratio that the thickness of foaming layer 1 accounts for the gross thickness of inner liner plates 10 is 95%.Preferably, the material of surface layer 2 includes ABS or surface layer 2 Material include HIPS, it is preferable that the material of surface layer 2 is ABS or HIPS.
Preferably, inner liner plates 10 are made up of fretting map layer 1 and surface layer 2, the performance of each layer and the adding proportion of foaming agent Between relation it is specific as follows：
It can be seen that when the ratio that the weight of foaming agent accounts for the weight of expanded material is 2%, the performance of inner liner plates 10 is most It is good.
In another specific embodiment, base material is ABS substrate (acrylonitrile-butadiene-styrene copolymer).It is preferred that Ground, the thickness of inner liner plates 10 is 3mm~3.5mm, avoid the thickness of inner liner plates 10 it is excessive cause the weight of inner liner plates 10 it is big, Cost is high, while avoids the too small caused intensity of inner liner plates 10 of thickness of inner liner plates 10 too low, it is preferable that inner liner plates 10 Thickness be 3mm, 3.25mm or 3.5mm.Preferably, the thickness of surface layer 2 is 0.15mm~0.18mm, it is preferable that the thickness of surface layer 2 Spend for 0.15mm or 0.18mm, it is preferable that the ratio that the thickness of surface layer 2 accounts for the gross thickness of inner liner plates 10 is 5%.Preferably, it is micro- The thickness of foaming layer 1 is 2.85mm~3.33mm, it is preferable that the thickness of fretting map layer 1 is 2.85mm, 3.1mm or 3.33mm, excellent Selection of land, the ratio that the thickness of fretting map layer 1 accounts for the gross thickness of inner liner plates 10 are 95%.Preferably, the material of surface layer 2 includes ABS Or the material of surface layer 2 includes HIPS, it is preferable that the material of surface layer 2 is ABS or HIPS.
Preferably, inner liner plates 10 are made up of fretting map layer 1 and surface layer 2, the performance of each layer and the adding proportion of foaming agent Between relation it is specific as follows：
It can be seen that when the ratio that the weight of foaming agent accounts for the weight of expanded material is 2%, the performance of inner liner plates 10 is most It is good.
Inner liner plates 10 in corresponding embodiment two, its preparation method includes：By the material of surface layer 2 in First extruder Distributor is expressed into after fusion plastification as surface layer 2, will be expressed into second extruder after the foaming materials of fretting map layer 1 point Orchestration as fretting map layer 1, wherein, in foaming process close second extruder pumped vacuum systems；It is expressed into distributor Afterwards, extrude into modular system (wheel hub), be extruded to shape to form inner liner plates 10 through die head.
Being prepared using multi-layer co-extruded technique includes the inner liner plates 10 of surface layer 2 and fretting map layer 1.Specifically, by the material of surface layer 2 Material is sent in barrel through blower fan and dried, and extrusion is blended good micro- to distributor after First extruder heats fusion plastification The material of foaming layer 1 foams in second extruder after blower fan is sent to and dried in barrel, distributor is squeezed into after the completion of foaming, After the material of fretting map layer 1 and the material of surface layer 2 all squeeze into distributor, extruded through same die head, inner bag plate is completed by modular system The making of material 10.First extruder and second extruder can be single screw extrusion machine or double screw extruder.
Specifically the material of fretting map layer 1 is by fusion plastification, reaction (reaction of foaming agent is decomposed into gas), scattered (gas Body is scattered in the base) and foaming Four processes completion foaming, because foaming agent resolves into carbon dioxide and nitrogen after heating The gases such as gas, it is present in fretting map layer 1, screw extruder needs to close pumped vacuum systems.
Embodiment three：
As shown in figure 3, a kind of inner liner plates 10, for refrigeration plant, inner liner plates 10 include：Fretting map layer 1, surface layer 2 With bottom 3.The material of fretting map layer 1 includes base material and foaming agent, wherein, the weight accounting of foaming agent in the material of fretting map layer 1 For 1%~3%；Surface layer 2 is located at the side of fretting map layer 1；Bottom 3 is located at the opposite side of fretting map layer 1.
The inner liner plates 10 include fretting map layer 1, and the material for preparing fretting map layer 1 includes base material and foaming agent, excellent Selection of land, foaming agent are foaming agent master batch, wherein, the scope that the weight of foaming agent accounts for the ratio of the gross weight of expanded material is 1% ~3%, it is preferable that the ratio that the weight of foaming agent accounts for the gross weight of expanded material is 1%, 2% or 3%, and the fretting map layer 1 was both The heat insulation effect of inner liner plates 10 can be effectively improved, reduces the energy consumption of refrigeration plant, moreover it is possible to mitigate the weight of inner liner plates 10. For further improve inner liner plates 10 intensity, the side of fretting map layer 1 is provided with surface layer 2, on fretting map layer 1 with surface layer Still there is bottom 32 relative sides.
Preferably, the material of fretting map layer 1 also includes color masterbatch, wherein, the weight accounting of color masterbatch is in the material of fretting map layer 1 4%~5%, remaining is base material, it is preferable that the ratio that the weight of color masterbatch accounts for the material weight of fretting map layer 1 is 4% or 5%, certainly The material of fretting map layer 1 can also only include base material and foaming agent.Preferably, foaming agent includes citric acid and sodium acid carbonate, certainly, Foaming agent can also include other food-grade foaming agents.
In a specific embodiment, base material is HIPS base materials.Preferably, the thickness of inner liner plates 10 be 3mm~ 4mm, avoid the thickness of inner liner plates 10 is excessive from causing that the weight of inner liner plates 10 is big, cost is high, while avoid inner liner plates 10 The intensity of inner liner plates 10 is too low caused by thickness is too small, it is preferable that the thickness of inner liner plates 10 is 3mm, 3.5mm or 4mm.It is preferred that Ground, the thickness of surface layer 2 is 0.15mm~0.20mm, it is preferable that the thickness of surface layer 2 is 0.15mm or 0.2mm, it is preferable that surface layer 2 Thickness account for the gross thickness of inner liner plates 10 ratio be 5%.Preferably, the thickness of bottom 3 is 0.15mm~0.20mm, preferably Ground, the thickness of bottom 3 is 0.15mm or 0.2mm, it is preferable that the ratio that the thickness of bottom 3 accounts for the gross thickness of inner liner plates 10 is 5%.Preferably, the thickness of fretting map layer 1 is 2.7mm~3.6mm, it is preferable that the thickness of fretting map layer 1 be 2.7mm, 3.0mm, 3.3mm or 3.6mm, it is preferable that the ratio that the thickness of fretting map layer 1 accounts for the gross thickness of inner liner plates 10 is 90%.Preferably, surface layer 2 material, which includes ABS or the material of surface layer 2, includes HIPS.Preferably, the material of bottom 3 includes the material bag of ABS or bottom 3 Include HIPS, it is preferable that the material of surface layer 2 or bottom 3 is ABS or HIPS.
Preferably, inner liner plates 10 are made up of fretting map layer 1, surface layer 2 and bottom 3, the performance of each layer and adding for foaming agent Add the relation between ratio specific as follows：
It can be seen that when the ratio that the weight of foaming agent accounts for the weight of expanded material is 2%, the performance of inner liner plates 10 is most It is good.
In another specific embodiment, base material is ABS substrate.Preferably, the thickness of inner liner plates 10 be 3mm~ 3.5mm, avoid the thickness of inner liner plates 10 is excessive from causing that the weight of inner liner plates 10 is big, cost is high, while avoid inner liner plates 10 Thickness it is too small caused by inner liner plates 10 intensity it is too low, it is preferable that the thickness of inner liner plates 10 be 3mm, 3.25mm or 3.5mm.Preferably, the thickness of surface layer 2 is 0.15mm~0.18mm, it is preferable that the thickness of surface layer 2 is 0.15mm or 0.18mm, Preferably, the ratio that the thickness of surface layer 2 accounts for the gross thickness of inner liner plates 10 is 5%.Preferably, the thickness of bottom 3 be 0.15mm~ 0.18mm, it is preferable that the thickness of bottom 3 is 0.15mm or 0.18mm, it is preferable that the thickness of bottom 3 accounts for the total thickness of inner liner plates 10 The ratio of degree is 5%.Preferably, the thickness of fretting map layer 1 is 2.70mm~3.15mm, it is preferable that the thickness of fretting map layer 1 is 2.7mm, 2.9mm or 3.15mm, it is preferable that the ratio that the thickness of fretting map layer 1 accounts for the gross thickness of inner liner plates 10 is 95%.It is preferred that Ground, the material of surface layer 2, which includes ABS or the material of surface layer 2, includes HIPS,.Preferably, the material of bottom 3 includes ABS or bottom Material includes HIPS, it is preferable that the material of surface layer 2 or bottom 3 is ABS or HIPS.
Preferably, inner liner plates 10 are made up of fretting map layer 1, surface layer 2 and bottom 3, the performance of each layer and adding for foaming agent Add the relation between ratio specific as follows：
It can be seen that when the ratio that the weight of foaming agent accounts for the weight of expanded material is 2%, the performance of inner liner plates 10 is most It is good.
The preparation method of the inner liner plates 10 of corresponding embodiment three includes：The material of surface layer 2 is melted in First extruder Distributor is expressed into as surface layer 2 after melting plasticizing, is expressed into after the material molten of fretting map layer 1 is plastified in second extruder Distributor is expressed into distribution as fretting map layer 1 after the material molten prepared needed for bottom 3 is plastified in the 3rd extruder Device is as bottom 3；After being expressed into distributor, extrude into modular system (wheel hub), be extruded to shape to form inner bag plate through die head Material 10.
Being prepared using multi-layer co-extruded technique includes the inner liner plates 10 of surface layer 2 and fretting map layer 1.Specifically, by the material of surface layer 2 Material is sent in barrel through blower fan and dried, and extrusion is blended good micro- to distributor after First extruder heats fusion plastification The material of foaming layer 1 foams in second extruder after blower fan is sent to and dried in barrel, distributor is squeezed into after the completion of foaming, The material of bottom 3 is sent in barrel through blower fan and dried, is extruded after the 3rd extruder heats fusion plastification to distributor, micro- hair After the material of alveolar layer 1, the material of surface layer 2 and the material of bottom 3 all squeeze into distributor, extrude through same die head, completed by modular system The making of inner liner plates 10.First extruder and second extruder can be single screw extrusion machine or double screw extruder.
Specifically the material of fretting map layer 1 is by fusion plastification, reaction (reaction of foaming agent is decomposed into gas), scattered (gas Body is scattered in the base) and foaming Four processes completion foaming, because foaming agent resolves into carbon dioxide and nitrogen after heating The gases such as gas, it is present in fretting map layer 1, screw extruder needs to close pumped vacuum systems.
It is preferred that volume, in embodiment one, embodiment two and embodiment three, it is ABS or HIPS that base material, surface layer 2, bottom 3, which remove, Outside, PP, PMMA, PC be can also be.Surface layer 2 and bottom 3 can also be alloy.
The embodiment of the 7th aspect of the present invention provides a kind of refrigeration plant, includes the inner liner plates of any of the above-described embodiment 10。
The refrigeration plant that the embodiment of the 7th aspect of the present invention provides, because including the inner liner plates of any of the above-described embodiment 10, thus all beneficial effects of the inner liner plates 10 with any of the above-described embodiment, it will not be repeated here.
Preferably, refrigeration plant is refrigerator or refrigerator-freezer.
In summary, inner liner plates 10 provided in an embodiment of the present invention, by adding one in the raw material of inner liner plates 10 The foaming agent of certainty ratio, base material, using individual layer or multi-layer co-extruded technique, complete fretting map using materials such as ABS or HIPS Inner liner plates 10 are developed, and realize inner container of icebox loss of weight, reduce production cost.
In the description of the invention, unless otherwise clearly defined and limited, term " multiple " refer to two or two with On；Unless otherwise prescribed or illustrate, term " connection ", " fixation " etc. all should be interpreted broadly, for example, " connection " can be fixed Connect or be detachably connected, or be integrally connected, or electrical connection；Can be joined directly together, middle matchmaker can also be passed through Jie is indirectly connected.For the ordinary skill in the art, above-mentioned term can be understood in the present invention as the case may be In concrete meaning.
In the description of this specification, it is to be understood that the instruction such as term " on ", " under ", "front", "rear", "left", "right" Orientation or position relationship be based on orientation shown in the drawings or position relationship, be for only for ease of the description present invention and simplification retouched State, rather than instruction or imply signified device or unit there must be specific direction, with specific azimuth configuration and operation, It is thus impossible to it is interpreted as limitation of the present invention.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc. Mean to combine at least one reality that specific features, structure, material or the feature that the embodiment or example describe are contained in the present invention Apply in example or example.In this manual, identical embodiment or reality are not necessarily referring to the schematic representation of above-mentioned term Example.Moreover, description specific features, structure, material or feature can in any one or more embodiments or example with Suitable mode combines.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies Change, equivalent substitution, improvement etc., should be included in the scope of the protection.

Claims (16)

  1. A kind of 1. inner liner plates, for refrigeration plant, it is characterised in that including：
    Fretting map layer, preparing the material of the fretting map layer includes base material and foaming agent, wherein, preparing the fretting map layer The weight accounting of foaming agent described in material is 1%~3%.
  2. 2. inner liner plates according to claim 1, it is characterised in that
    Preparing the material of the fretting map layer also includes color masterbatch, wherein, preparing color masterbatch described in the material of the fretting map layer Weight accounting be 4%~5%；And/or
    The aperture of abscess is 60 μm~130 μm in the fretting map layer；And/or
    The foaming agent includes citric acid and sodium acid carbonate.
  3. 3. inner liner plates according to claim 1 or 2, it is characterised in that
    The base material is HIPS base materials；And/or
    The thickness of the fretting map layer is 3mm~4mm.
  4. 4. inner liner plates according to claim 1 or 2, it is characterised in that
    The base material is ABS substrate；And/or
    The thickness of the fretting map layer is 3mm~3.5mm.
  5. A kind of 5. preparation method, for preparing the inner liner plates as any one of Claims 1-4, it is characterised in that bag Include：
    Extruded after the foaming materials that fretting map layer will be prepared in an extruder, wherein, the extruder is closed in foaming process Pumped vacuum systems.
  6. A kind of 6. inner liner plates, for refrigeration plant, it is characterised in that including：
    Fretting map layer, preparing the material of the fretting map layer includes base material and foaming agent, wherein, preparing the fretting map layer The weight accounting of foaming agent described in material is 1%~3%；With
    Surface layer, positioned at the side of the fretting map layer.
  7. 7. inner liner plates according to claim 6, it is characterised in that
    Preparing the material of the fretting map layer also includes color masterbatch, wherein, preparing color masterbatch described in the material of the fretting map layer Weight accounting be 4%~5%；And/or
    The aperture of abscess is 60 μm~130 μm in the fretting map layer；And/or
    The foaming agent includes citric acid and sodium acid carbonate.
  8. 8. the inner liner plates according to claim 6 or 7, it is characterised in that
    The base material is HIPS base materials；And/or
    The thickness of the inner liner plates is 3mm~4mm；And/or
    The thickness of the surface layer is 0.15mm~0.20mm；And/or
    The thickness of the fretting map layer is 2.85mm~3.80mm；And/or
    Preparing the material of the surface layer includes ABS or prepares the material of the surface layer including HIPS.
  9. 9. the inner liner plates according to claim 6 or 7, it is characterised in that
    The base material is ABS substrate；And/or
    The thickness of the inner liner plates is 3mm~3.5mm；And/or
    The thickness of the surface layer is 0.15mm~0.18mm；And/or
    The thickness of the fretting map layer is 2.85mm~3.33mm；And/or
    Preparing the material of the surface layer includes ABS or prepares the material of the surface layer including HIPS.
  10. A kind of 10. preparation method, for preparing the inner liner plates as any one of claim 6 to 9, it is characterised in that Including：
    Distributor is expressed into after the material molten for preparing surface layer is plastified in First extruder as surface layer, is squeezed at second Distributor is expressed into as fretting map layer after going out the foaming materials that will prepare fretting map layer in machine, wherein, closed in foaming process Close the pumped vacuum systems of second extruder；
    After being expressed into the distributor, extrude into modular system, be extruded to shape to form the inner liner plates through die head.
  11. A kind of 11. inner liner plates, for refrigeration plant, it is characterised in that including：
    Fretting map layer, preparing the material of the fretting map layer includes base material and foaming agent, wherein, preparing the fretting map layer The weight accounting of foaming agent described in material is 1%~3%；
    Surface layer, positioned at the side of the fretting map layer；With
    Bottom, positioned at the fretting map layer opposite side.
  12. 12. inner liner plates according to claim 11, it is characterised in that
    Preparing the material of the fretting map layer also includes color masterbatch, wherein, preparing color masterbatch described in the material of the fretting map layer Weight accounting be 4%~5%；And/or
    The aperture of abscess is 60 μm~130 μm in the fretting map layer；And/or
    The foaming agent includes citric acid and sodium acid carbonate.
  13. 13. the inner liner plates according to claim 11 or 12, it is characterised in that
    The base material is HIPS base materials；And/or
    The thickness of the inner liner plates is 3mm~4mm；And/or
    The thickness of the surface layer is 0.15mm~0.20mm；And/or
    The thickness of the bottom is 0.15mm~0.20mm；And/or
    The thickness of the fretting map layer is 2.7mm~3.6mm；And/or
    Preparing the material of the surface layer includes ABS or prepares the material of the surface layer including HIPS；And/or
    Preparing the material of the bottom includes ABS or prepares the material of the bottom including HIPS.
  14. 14. the inner liner plates according to claim 11 or 12, it is characterised in that
    The base material is ABS substrate；And/or
    The thickness of the inner liner plates is 3mm~3.5mm；And/or
    The thickness of the surface layer is 0.15mm~0.18mm；And/or
    The thickness of the bottom is 0.15mm~0.18mm；And/or
    The thickness of the fretting map layer is 2.70mm~3.15mm；And/or
    Preparing the material of the surface layer includes ABS or prepares the material of the surface layer including HIPS；And/or
    Preparing the material of the bottom includes ABS or prepares the material of the bottom including HIPS.
  15. 15. a kind of preparation method, for preparing the inner liner plates as any one of claim 11 to 14, its feature exists In, including：
    Distributor is expressed into after the material molten for preparing surface layer is plastified in First extruder as surface layer, is squeezed at second Distributor is expressed into as fretting map layer after going out the foaming materials that will prepare fretting map layer in machine, wherein, closed in foaming process The pumped vacuum systems of second extruder is closed, is extruded after the material molten for preparing bottom is plastified in the 3rd extruder To distributor as bottom；
    After being expressed into the distributor, extrude into modular system, be extruded to shape to form the inner liner plates through die head.
  16. 16. a kind of refrigeration plant, it is characterised in that in as any one of Claims 1-4,6 to 9,11 to 14 Courage sheet material.
CN201710810557.5A 2017-08-30 2017-09-11 Inner liner plates and preparation method thereof and refrigeration plant Pending CN107652612A (en)

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PCT/CN2017/105151 WO2019041445A1 (en) 2017-08-30 2017-09-30 Inner container plate, preparation method and refrigeration device thereof

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CN201710762601 2017-08-30
CN201710762601X 2017-08-30

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CN101670695A (en) * 2009-06-19 2010-03-17 常州博双塑料有限公司 HIPS composite board and preparation method thereof
CN204803255U (en) * 2015-07-13 2015-11-25 合肥科拜耳新材料有限公司 High impact polystyrene refrigerator inner bag panel with anion effect
CN105968679A (en) * 2016-05-25 2016-09-28 合肥华凌股份有限公司 Refrigerator liner plate, preparation method thereof and refrigerator
CN205897684U (en) * 2016-05-25 2017-01-18 合肥华凌股份有限公司 Refrigerator inner bag panel and used refrigerator containing microcellular foam layer
CN106738580A (en) * 2017-01-22 2017-05-31 合肥华凌股份有限公司 The processing method and foaming plate of foaming plate
CN106883490A (en) * 2017-03-21 2017-06-23 合肥华凌股份有限公司 Fretting map master batch and preparation method thereof and refrigerator foaming plate
CN107057183A (en) * 2017-01-22 2017-08-18 合肥华凌股份有限公司 Composition, inner container of icebox and preparation method thereof, refrigerator

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101670695A (en) * 2009-06-19 2010-03-17 常州博双塑料有限公司 HIPS composite board and preparation method thereof
CN204803255U (en) * 2015-07-13 2015-11-25 合肥科拜耳新材料有限公司 High impact polystyrene refrigerator inner bag panel with anion effect
CN105968679A (en) * 2016-05-25 2016-09-28 合肥华凌股份有限公司 Refrigerator liner plate, preparation method thereof and refrigerator
CN205897684U (en) * 2016-05-25 2017-01-18 合肥华凌股份有限公司 Refrigerator inner bag panel and used refrigerator containing microcellular foam layer
CN106738580A (en) * 2017-01-22 2017-05-31 合肥华凌股份有限公司 The processing method and foaming plate of foaming plate
CN107057183A (en) * 2017-01-22 2017-08-18 合肥华凌股份有限公司 Composition, inner container of icebox and preparation method thereof, refrigerator
CN106883490A (en) * 2017-03-21 2017-06-23 合肥华凌股份有限公司 Fretting map master batch and preparation method thereof and refrigerator foaming plate

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Application publication date: 20180202