CN103148664B - Plastic product as well as preparation method and refrigeration equipment thereof - Google Patents
Plastic product as well as preparation method and refrigeration equipment thereof Download PDFInfo
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- CN103148664B CN103148664B CN201310036666.8A CN201310036666A CN103148664B CN 103148664 B CN103148664 B CN 103148664B CN 201310036666 A CN201310036666 A CN 201310036666A CN 103148664 B CN103148664 B CN 103148664B
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Abstract
The invention discloses a plastic product as well as a preparation method and a piece of refrigeration equipment thereof. The preparation method for the plastic product comprises the following steps that a plastic base stock and a surface layer base stock are molded in a co-extrusion way, so that the plastic base stock forms a body, and the surface layer base stock forms a surface layer, wherein the surfer layer is formed in at least a part of surface of the body. The plastic product is prepared by the method for preparing the plastic product, common formation of the body and the surface layer can be effectively realized, so that the technical problems of inconsistent product appearance, large color difference, low product percent of pass, low surface strength and easiness in scratches in the current preparation technology are solved successfully; and in addition, the preparation process is simple, the production cycle is short and the environment cannot be polluted.
Description
Technical field
The present invention relates to plastic products and preparation method thereof, refrigeration plant.
Background technology
Current, plastic products have been widely used in almost each field.In prior art, plastic products and preparation method thereof also exist a lot of shortcoming, such as product appearance spraying defect differs, has pit and assorted point, coating is thin, case hardness is the highest can only reach 1HB, easily cause and scratch, touch recessed and fall paint, and during preparing product, qualification rate is low, extrude long with painting line, speed is slow, efficiency is low, superficial layer is easily worn, and affects attractive in appearance etc.In addition, in spraying process, have the volatilization of a large amount of organic solvent, to environment cause severe contamination and harm workman healthy etc.
Therefore, current plastic products and preparation method thereof still have much room for improvement.
In prior art, the preparation method of plastic products adopts extrusion molding and spraying coating process usually, plastic products and preparation method thereof also exist a lot of shortcoming, such as product appearance spraying defect differs, has pit and assorted point, and coating is thin, and case hardness is the highest can only reach HB, easily cause and scratch, touch recessed and fall to paint, during preparing product, qualification rate is low, extrude long with painting line, speed is slow, efficiency is low, superficial layer is easily worn, and affects attractive in appearance etc.In addition, in spraying process, have the volatilization of a large amount of organic solvent, to environment cause severe contamination and harm workman healthy etc.Therefore, there is no plastic products and preparation method thereof in fact at present, can effectively solve the problems of the technologies described above.The present inventor is surprised to find, and by technical scheme of the present invention, effectively can solve such as above-mentioned technical problem.
According to embodiments of the invention, the present invention adopts and exempts from spraying composite co-extruding technique, by plastic matrix and superficial layer base-material coextruded profiled, to make plastic matrix form body and superficial layer base-material forms superficial layer, wherein, superficial layer is formed on the surface at least partially of body.Thus, make the body of plastics and top layer jointly shaping on the one hand, be conducive to reducing fraction defective, enhance productivity and qualification rate, spraying coating process is exempted from the other hand owing to adopting, thus efficiently avoid in prior art in spraying process, have the volatilization of a large amount of organic solvent, environment is caused to the generation of severe contamination and the harm problems such as workman is healthy, simultaneously, exempt to spray composite co-extruding technique and can have the product of specific appearance by disposal molding, the process turnover of secondary operations can be effectively reduced, thus can shortened process and production cycle, and energy loss and waste can be lowered.
It should be noted that, the above-mentioned discovery exempting to spray composite co-extruding technique be the present inventor after having paid a large amount of arduous labor, surprisingly to obtain.Describe doing the feature and advantage of technical scheme of the present invention further with lower part.
In one aspect of the invention, the present invention proposes a kind of plastic products.According to embodiments of the invention, the material of plastic products, shape and structure are not particularly limited.Such as according to some embodiments of the present invention, plastic products comprise body and superficial layer, and body is formed by plastics, and superficial layer is formed on the surface at least partially of body, and wherein, body and superficial layer are by coextruded profiled.Thus, these plastic products have that outward appearance is consistent, color is unified, wear-resisting anti-zoned, surface strength is high, cost is lower and the advantage such as environmental protection.In addition, also different outward appearance and effect can be selected according to product orientation.
According to embodiments of the invention, plastics are formed by PVC.Thus, PVC material stable performance, not yielding, and low price, thus be conducive to reducing production cost.
According to embodiments of the invention, superficial layer is formed by PMMA, ASA, PMMA/ABS, PMMA/ASA or ABS.Thus, the superficial layer of plastic products can effectively with basic unit's high strength bond, and the hardness of superficial layer is higher, has good cracking resistance and anti-scratch colored performance.In addition, in use and circular flow, can ensure that goods are reached the standard grade qualification rate, while diaphragm can not be used to carry out protection.
According to embodiments of the invention, the thickness of body is 1.0 ~ 3.0mm, and the thickness of superficial layer is 0.1 ~ 0.2mm.Thus, be convenient to be processed into the various outward appearance extrusion profile of refrigerator, and while the THICKNESS CONTROL of superficial layer guarantees that base material is not show-through, can also effectively control cost.
According to one embodiment of present invention, plastic products are column, device bar, isolating bar, plastic-steel door and window.Thus, widened the product scope of plastic products, thus multiple field can be widely used in further.
In another aspect of the present invention, the present invention proposes a kind of method preparing plastic products.According to embodiments of the invention, the present invention adopts above-mentioned spraying composite co-extruding technique of exempting to prepare plastic products.Thus, plastic products have the advantages such as outward appearance is consistent, color distortion is unified, product percent of pass is high, surface strength is high, wear-resisting scratch-resisting.In addition, preparation technology is simple, with short production cycle, and can not pollute environment.
According to embodiments of the invention, the material of plastic products, shape and structure are not particularly limited.Such as according to some embodiments of the present invention, plastic matrix is PVC.Thus, PVC material stable performance, not yielding, and low price, thus be conducive to reducing production cost.
According to a particular embodiment of the invention, superficial layer base-material is PMMA, ASA, PMMA/ABS, PMMA/ASA or ABS.Thus, the superficial layer of plastic products can effectively with basic unit's high strength bond, and the hardness of superficial layer is higher, has good cracking resistance and anti-scratch colored performance.In addition, in use and circular flow, can ensure that goods are reached the standard grade qualification rate, while diaphragm can not be used to carry out protection.
According to a particular embodiment of the invention, the thickness of body is 1.0 ~ 3.0mm, and the thickness of superficial layer is 0.1 ~ 0.2mm.Thus, be convenient to be processed into the various outward appearance extrusion profile of refrigerator, and while the THICKNESS CONTROL of superficial layer guarantees that base material is not show-through, can also effectively control cost.
In another aspect of the invention, the present invention proposes a kind of refrigeration plant.According to embodiments of the invention, this refrigeration plant comprises above-described door pillar.Thus, the column of refrigeration plant has that outward appearance is consistent, color unification, wear-resisting scratch-resisting, surface strength is high, cost is lower and the advantage such as environmental protection.Be described in detail with regard to the feature and advantage of plastic products and preparation method thereof above, be also applicable to this refrigeration plant natch, do not repeat them here.In addition, about other parts of refrigeration plant, any known parts in any art of refrigeration units can be adopted, do not repeat them here.
Below by specific embodiment, the present invention will be described, it should be noted that these embodiments are only used to illustration purpose, and can not be construed to limitation of the present invention by any way.In addition, in the examples below that if not otherwise specified, then adopted equipment and material are commercially available.
Conventional method:
Below in conjunction with accompanying drawing 1, the method preparing plastic products is described:
Raw material: PVC, PMMA, ASA, PMMA/ABS, PMMA/ASA or ABS.
Equipment: double screw extruder, single screw extrusion machine.
Product: column, device bar, isolating bar, plastic-steel door and window etc.
In the examples below that, the key step preparing the method for plastic products is as follows:
1) adjust extrusion equipment, component materials adjusts in proportion;
2) surface material is fully dried high temperature about 85 DEG C, is then processed into the unified panel of length by co-extrusion mode;
3) above-mentioned co-extrusion processing panel is carried out on request cut, the process such as punching, make product.
Summary of the invention
The present invention is intended at least to solve one of technical problem existed in prior art.
For this reason, one object of the present invention is to propose a kind of plastic products and preparation method thereof, another object of the present invention is to propose a kind of refrigeration plant comprising above-mentioned plastic products.
To achieve these goals, the present invention provides a kind of plastic products in one aspect.According to embodiments of the invention, these plastic products comprise: body, and described body is formed by plastics; Superficial layer, described superficial layer is formed on the surface at least partially of described body, and wherein, described body and described superficial layer are by coextruded profiled.Thus, utilize the plastic products according to the embodiment of the present invention, multiple field can be widely used in, such as refrigeration plant, have that outward appearance is consistent, color is unified, surface strength is high, wear-resisting scratch-resisting, the advantage such as with low cost and environmental protection.In addition, also different outward appearances and effect can be selected according to product orientation.
According to some embodiments of the present invention, above-mentioned plastic products can also have following additional technical feature:
According to one embodiment of present invention, described plastics are formed by PVC.Thus, PVC material stable performance, not yielding, and low price, thus be conducive to reducing production cost.
According to one embodiment of present invention, the thickness of body is 1.0 ~ 3.0mm.Thus, be convenient to be processed into the various outward appearance extrusion profile of refrigerator.
According to one embodiment of present invention, the thickness of superficial layer is 0.1 ~ 0.2mm.Thus, guarantee that base material is not show-through, can also effectively control cost simultaneously.
According to one embodiment of present invention, superficial layer is formed by PMMA, ASA, PMMA/ABS, PMMA/ASA or ABS.Thus, the superficial layer of plastic products can effectively with basic unit's high strength bond, and the hardness of superficial layer is higher, has good cracking resistance and anti-scratch colored performance.In addition, in use and circular flow, ensure that goods are reached the standard grade qualification rate, while diaphragm can not be used to carry out protection.
According to one embodiment of present invention, described plastic products are column, device bar, isolating bar, plastic-steel door and window.Thus, widened the product scope of plastic products, thus multiple field can be widely used in further.
In another aspect of the present invention, the present invention proposes a kind of method preparing plastic products.According to embodiments of the invention, the method comprises: by plastic matrix and superficial layer base-material coextruded profiled, to make to form body by described plastic matrix, form superficial layer by described superficial layer base-material, wherein, described superficial layer is formed on the surface at least partially of described body.Thus, utilize and prepare plastic products according to the method preparing plastic products of the embodiment of the present invention, body and superficial layer effectively can be made jointly shaping, thus successfully solve the technical problem that the product appearance existed in existing technology of preparing is inconsistent, color distortion is large, product percent of pass is low, surface strength is low, easily scratch.In addition, preparation technology is simple, with short production cycle, and need not spray, and can not pollute and to endanger workman healthy to environment.
According to some embodiments of the present invention, the above-mentioned method preparing plastic products can also have following additional technical feature:
According to one embodiment of present invention, described plastic matrix is PVC.Thus, PVC material stable performance, not yielding, and low price, thus be conducive to reducing production cost.
According to one embodiment of present invention, superficial layer base-material is PMMA, ASA, PMMA/ABS, PMMA/ASA or ABS.Thus, the superficial layer of plastic products can effectively with basic unit's high strength bond, and the hardness of superficial layer is higher, has good cracking resistance and anti-scratch colored performance.In addition, in use and circular flow, can ensure that goods are reached the standard grade qualification rate, while diaphragm can not be used to carry out protection.
According to one embodiment of present invention, the thickness of described body is 1.0 ~ 3.0mm, and the thickness of described superficial layer is 0.1 ~ 0.2mm.Thus, be convenient to be processed into the various outward appearance extrusion profile of refrigerator, and while the THICKNESS CONTROL of superficial layer guarantees that base material is not show-through, can also effectively control cost.
In another aspect of the invention, the present invention proposes a kind of refrigeration plant.According to embodiments of the invention, refrigeration plant comprises above-described door pillar.Thus, the column of refrigeration plant have that outward appearance is consistent, color is unified, surface strength is high, wear-resisting scratch-resisting, the advantage such as with low cost and environmental protection.
Plastic products and preparation method thereof can realize following advantages one of at least according to an embodiment of the invention:
1, according to plastic products of the embodiment of the present invention and preparation method thereof, after the superficial layer of plastic products selectes same base material, better can unify outward appearance and the color of plastic products, solve different manufacturers, aberration problem that different finish paint causes because of spraying coating process difference;
2, according to plastic products of the embodiment of the present invention and preparation method thereof, the superficial layer of plastic products can produce according to demand the sub-light of imitative aluminium, silver grey, dodge silver, the product of the different decorative effect such as pearly-lustre is silver-colored, pearly-lustre is golden, wire drawing is silver-colored;
3, according to plastic products of the embodiment of the present invention and preparation method thereof, the basic unit of plastic products adopts PVC or modified PVC, because feed back ratio increases and content inorganic filling, significantly can reduce material cost;
4, according to plastic products of the embodiment of the present invention and preparation method thereof, the hardness of plastic products is higher, can reach 2 ~ 3HB, be up to 8HB, compared with being only 1HB with the hardness of plastic products of the prior art, wear-resisting scratch-resisting performance is significantly improved;
5, according to plastic products of the embodiment of the present invention and preparation method thereof, adopt exempt from spraying composite co-extruding technique owing to preparing plastic products method, be conducive to reducing fraction defective, enhancing productivity and qualification rate.In addition, effectively can avoid having in spraying process a large amount of organic solvent volatilizations, environment be caused to severe contamination and the generation of the problem such as harm workman is healthy;
6, according to plastic products of the embodiment of the present invention and preparation method thereof, preparing plastic products can be more prone to functionalization as required, as antibacterial, different colours outward appearance etc.
Additional aspect of the present invention and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 is the schematic flow sheet of the method preparing plastic products according to an embodiment of the invention.
Detailed description of the invention
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the present invention, and can not limitation of the present invention being interpreted as.
In describing the invention, it will be appreciated that, term " thickness ", " on ", the orientation of the instruction such as D score or position relationship be based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as limitation of the present invention.
The present invention completes based on the following discovery of inventor:
Embodiment 1:
Composite co-extruding refrigerator or refrigerator are with door pillar (doorframe), and thickness 2mm, superficial layer is PMMA, ABS, Masterbatch, and online dyeing after mixing, thickness is 0.18mm.Basic unit uses modified hard PVC, and thickness is 1.82mm, and co-extrusion is processed as door pillar (doorframe).
Embodiment 2:
Composite co-extruding refrigerator or refrigerator are with door pillar (doorframe), and thickness 2.2mm, superficial layer is PMMA, Masterbatch, and online dyeing after mixing, thickness is 0.20mm.Basic unit uses modified hard PVC, and thickness is 2.00mm, and co-extrusion is processed as door pillar (doorframe).
Embodiment 3:
Composite co-extruding refrigerator or refrigerator are with door pillar (doorframe), and thickness 3.0mm, superficial layer is that ASA, look female, and online dyeing after mixing, thickness is 0.25mm.Basic unit uses modified hard PVC, and thickness is 2.75mm, and co-extrusion is processed as door pillar (doorframe).
Embodiment 4:
Composite co-extruding refrigerator or refrigerator are with door pillar (doorframe), and thickness 2.2mm, superficial layer is that ABS, look female, and online dyeing after mixing, thickness is 0.20mm.Basic unit uses modified hard PVC, and thickness is 2.00mm, and co-extrusion is processed as door pillar (doorframe).
Embodiment 5:
Composite co-extruding refrigerator or refrigerator are with door pillar (doorframe), and thickness 2mm, superficial layer is the granulation PMMA/ABS that dyeed, and thickness is 0.20mm.Basic unit uses modified hard PVC, and thickness is 1.80mm, and co-extrusion is processed as door pillar (doorframe).
Embodiment 6:
Composite co-extruding refrigerator or refrigerator are with door pillar (doorframe), and thickness 2mm, superficial layer is the granulation PMMA that dyeed, and thickness is 0.18mm.Basic unit uses modified hard PVC, and thickness is 1.82mm, and co-extrusion is processed as door pillar (doorframe).
Embodiment 7:
Composite co-extruding refrigerator or refrigerator are with door pillar (doorframe), and thickness 2.2mm, superficial layer is the granulation ASA that dyeed, and thickness is 0.20mm.Basic unit uses modified hard PVC, and thickness is 2.00mm, and co-extrusion is processed as door pillar (doorframe).
Embodiment 8:
Composite co-extruding refrigerator or refrigerator are with door pillar (doorframe), and thickness 2.5mm, superficial layer is the granulation ABS that dyeed, and thickness is 0.20mm.Basic unit uses modified hard PVC, and thickness is 2.3mm, and co-extrusion is processed as door pillar (doorframe).
Embodiment 9:
Composite co-extruding ornamental strip, thickness 1.5mm, superficial layer is the granulation PMMA/ABS that dyes, and thickness is 0.15mm.Basic unit uses modified hard PVC, and thickness is 1.35mm, and co-extrusion is processed as glass partition panel.
Embodiment 10:
Composite co-extruding ornamental strip, thickness 1.5mm, superficial layer is the granulation PMMA that dyes, and thickness is 0.15mm.Basic unit uses modified hard PVC, and thickness is 1.35mm, and co-extrusion is processed as glass partition panel.
Embodiment 11:
Composite co-extruding vertical air conditioner door pillar, thickness 2.5mm, superficial layer is the granulation PMMA/ABS that dyes, and thickness is 0.25mm.Basic unit uses modified hard PVC, and thickness is 2.25mm, and co-extrusion is processed as vertical air conditioner door pillar.
Embodiment 12:
Composite co-extruding vertical air conditioner door pillar, thickness 2.5mm, superficial layer is the granulation PMMA that dyes, and thickness is 0.22mm.Basic unit uses modified hard PVC, and thickness is 2.28mm, and co-extrusion is processed as vertical air conditioner door pillar.
In the description of this description, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
Although illustrate and describe embodiments of the invention above; be understandable that; above-described embodiment is exemplary; limitation of the present invention can not be interpreted as; those of ordinary skill in the art can change above-described embodiment within the scope of the invention when not departing from principle of the present invention and aim, revising, replacing and modification, and these all drop on the scope of the present invention.
Claims (8)
1. plastic products, is characterized in that, comprising:
Body, described body is formed by plastics;
Superficial layer, described superficial layer is formed on the surface at least partially of described body,
Wherein,
Described body and described superficial layer are by coextruded profiled;
The thickness of described body is 1.0 ~ 3.0mm, and the thickness of described superficial layer is 0.15 ~ 0.2mm.
2. plastic products according to claim 1, is characterized in that, described plastics are formed by PVC.
3. plastic products according to claim 1, is characterized in that, described superficial layer is formed by PMMA, ASA, PMMA/ABS, PMMA/ASA or ABS.
4. plastic products according to claim 1, is characterized in that, described plastic products are column, device bar, isolating bar, plastic-steel door and window.
5. prepare a method for plastic products, it is characterized in that, comprising:
By plastic matrix and superficial layer base-material coextruded profiled, to make to form body by described plastic matrix, form superficial layer by described superficial layer base-material,
Wherein,
Described superficial layer is formed on the surface at least partially of described body;
The thickness of described body is 1.0 ~ 3.0mm, and the thickness of described superficial layer is 0.15 ~ 0.2mm.
6. method according to claim 5, is characterized in that, described plastic matrix is PVC.
7. method according to claim 5, is characterized in that, described superficial layer base-material is PMMA, ASA, PMMA/ABS, PMMA/ASA or ABS.
8. a refrigeration plant, is characterized in that, comprises the plastic products described in any one of Claims 1 to 4, and wherein the door pillar of refrigeration plant made by plastic products.
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| CN106009365A (en) * | 2016-05-23 | 2016-10-12 | 中山市百事顺业塑料电器有限公司 | Colorful crystal frame strip |
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Address after: 230601 Hefei Changjiang Road, Anhui, No. 669 Applicant after: Hefei Midea Refrigerator Co., Ltd. Address before: 230601 Hefei Changjiang Road, Anhui, No. 669 Applicant before: Hefei Media Rongshida Refrigerator Co., Ltd. |
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