CN104559127A - TV shell material and application thereof - Google Patents
TV shell material and application thereof Download PDFInfo
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- CN104559127A CN104559127A CN201410856435.6A CN201410856435A CN104559127A CN 104559127 A CN104559127 A CN 104559127A CN 201410856435 A CN201410856435 A CN 201410856435A CN 104559127 A CN104559127 A CN 104559127A
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Abstract
The invention belongs to the technical field of processing of household appliances and discloses a TV shell material. The TV shell material is prepared from the following raw materials in parts by weight: 40-50 parts of polyphenyl ether resin, 15-20 parts of low-density polyethylene, 12-15 parts of styrene butadiene rubber, 10-12 parts of polyvinyl alcohol, 10-12 parts of polyethylene terephthalate, 8-9 parts of polycarbonate, 7-8 parts of polybenzimidazole, 7-8 parts of a polyethylene-octene elastomer (POE), 5-7 parts of silicon carbide, 3-4 parts of white carbon black, 2-3 parts of talcum powder, 1-2 parts of antimony trioxide and 1-2 parts of glass fibers. The TV shell material in excellent in mechanical property and heat-conducting property, and has low probability of deformation.
Description
Technical field
The invention belongs to household electrical appliances processing technique field, be specifically related to a kind of housing of TV set material and application thereof.
Background technology
Televisor is the most frequently used home appliance, come out close to 100 years, according to signal type, simulated television, DTV, terrestrial television (radiotelevision), wire television, satellite television, mobile TV, Web TV, Broadband TV can be divided into.The structure of televisor is generally divided into signalling system, three major portions such as line system and shell.
Housing of TV set material belongs to plastics mostly, current many be impact polystyrene matrix material (High Impact Polystyrene, referred to as HIPS) and PC material.Impact-resistant polystyrene material has the excellent feature such as mechanical property, good processing characteristics, is specially adapted to those and requires high combination property, requires again the application of cost control and high performance-price ratio simultaneously.Current televisor industry backskin material, with HIPS material for main flow.But during injection moulding large size product, can show product shrink warpage, special in the summer in winter, the temperature difference was larger, product size heterogeneity is more obvious, affects final assembly.PC is amorphism engineering plastics, has excellent resistance to impact shock, thermally-stabilised, glossiness, anti-bacteria characteristic, flame-retarding characteristic and resistance to crocking.But because of molecular rigidity and sterically hindered comparatively large, its melt temperature higher (220--230 DEG C) processing difficulties, is difficult to obtained large thin-wall goods, and in goods, unrelieved stress is comparatively large, easily stress cracking occurs.How developing not yielding, the resistance to difference variation of one and corrosion resistant housing of TV set material is our technical issues that need to address.
Summary of the invention
The object of the invention is the many defects solving housing of TV set material in prior art, through lot of experiments and exploration, change existing shell material composition and preparation method, a kind of housing of TV set material is provided, this housing of TV set material possesses good mechanical property, resistance to elevated temperatures and good heat dispersion performance, not yielding, homogeneous, and preparation technology is simple, easily processes.
To achieve these goals, technical scheme of the present invention realizes in the following way:
A kind of housing of TV set material, it is characterized in that, the raw material of the following weight part of described sheating material is prepared from:
Polyphenylene oxide resin 40-50 part, Low Density Polyethylene 15-20 part, styrene-butadiene rubber(SBR) 12-15 part, polyvinyl alcohol 10-12 part, polyethylene terephthalate 10-12 part, polycarbonate 8-9 part, polybenzimidazole 7-8 part, POE (POE) 7-8 part, silicon carbide 5-7 part, white carbon black 3-4 part, talcum powder 2-3 part, antimonous oxide 1-2 part, glass fibre 1-2 part; The length of described glass fibre is preferably 10-100um;
The preparation technology of above-mentioned housing of TV set material comprises the steps:
Step 1) take each raw material for standby according to weight part;
Step 2) first by silicon carbide, white carbon black and talcum powder grind to form 100-200 object powder respectively, then mix, obtain properties-correcting agent;
Step 3) by polyphenylene oxide resin, Low Density Polyethylene, styrene-butadiene rubber(SBR), polyvinyl alcohol, polyethylene terephthalate, polycarbonate, polybenzimidazole, POE (POE), add in the injection screw of injection moulding machine, then add properties-correcting agent, heating and melting, be base-material;
Step 4) to step 3) add antimonous oxide and glass fibre in base-material in injection screw, stir and obtain mixture; Step 5) by the screw extruding of injection moulding machine step 4) mixture implantation temperature be in 70-100 DEG C of mould, the injection pressure of mixing material is 50-60Mpa, subsequently at 50-60Mpa pressurize 30-35min, then naturally cooling, mould die sinking pickup and get final product.
The present invention obtains beneficial effect and mainly comprises: housing of TV set material prepared by the present invention possesses good mechanical property, resistance to elevated temperatures and good heat dispersion performance; Sheating material of the present invention is compared with other matrix materials, and it is not yielding, homogeneous to meet cold and hot change, and preparation technology is simple, easily processes; The present invention is by adding multiple properties-correcting agent raw material in the composite, and material combination is reasonable, substantially increases heat dispersion, preventing deformation and mechanical property.
Embodiment
Technical scheme in the application is understood better in order to make those skilled in the art person, below in conjunction with the application's specific embodiment, carry out clearly, intactly describing to the present invention, obviously, described embodiment is only some embodiments of the present application, instead of whole embodiments.Based on the embodiment in the application, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, should belong to the scope of protection of the invention.
Embodiment 1
A kind of housing of TV set material, it is characterized in that, the raw material of the following weight part of described sheating material is prepared from:
Polyphenylene oxide resin 40 parts, Low Density Polyethylene 15 parts, 12 parts, styrene-butadiene rubber(SBR), polyvinyl alcohol 10 parts, polyethylene terephthalate 10 parts, polycarbonate 8 parts, polybenzimidazole 7 parts, POE (POE) 7 parts, 5 parts, silicon carbide, white carbon black 3 parts, talcum powder 2 parts, antimonous oxide 1 part, 1 part, glass fibre; The length of described glass fibre is 100um; The preparation technology of above-mentioned housing of TV set material comprises the steps:
Step 1) take each raw material for standby according to weight part;
Step 2) first by silicon carbide, white carbon black and talcum powder grind to form 100 object powder respectively, then mix, obtain properties-correcting agent;
Step 3) by polyphenylene oxide resin, Low Density Polyethylene, styrene-butadiene rubber(SBR), polyvinyl alcohol, polyethylene terephthalate, polycarbonate, polybenzimidazole, POE (POE), add in the injection screw of injection moulding machine, then add properties-correcting agent, heating and melting, be base-material;
Step 4) to step 3) add antimonous oxide and glass fibre in base-material in injection screw, stir and obtain mixture; Step 5) by the screw extruding of injection moulding machine step 4) mixture implantation temperature be in 70 DEG C of moulds, the injection pressure of mixing material is 50Mpa, subsequently at 50Mpa pressurize 30min, then naturally cooling, mould die sinking pickup and get final product.
Embodiment 2
A kind of housing of TV set material, it is characterized in that, the raw material of the following weight part of described sheating material is prepared from:
Polyphenylene oxide resin 50 parts, Low Density Polyethylene 20 parts, 15 parts, styrene-butadiene rubber(SBR), polyvinyl alcohol 12 parts, polyethylene terephthalate 12 parts, polycarbonate 9 parts, polybenzimidazole 8 parts, POE (POE) 8 parts, 7 parts, silicon carbide, white carbon black 4 parts, talcum powder 3 parts, antimonous oxide 2 parts, 2 parts, glass fibre; The length of described glass fibre is 100um; The preparation technology of above-mentioned housing of TV set material comprises the steps:
Step 1) take each raw material for standby according to weight part;
Step 2) first by silicon carbide, white carbon black and talcum powder grind to form 200 object powder respectively, then mix, obtain properties-correcting agent;
Step 3) by polyphenylene oxide resin, Low Density Polyethylene, styrene-butadiene rubber(SBR), polyvinyl alcohol, polyethylene terephthalate, polycarbonate, polybenzimidazole, POE (POE), add in the injection screw of injection moulding machine, then add properties-correcting agent, heating and melting, be base-material;
Step 4) to step 3) add antimonous oxide and glass fibre in base-material in injection screw, stir and obtain mixture;
Step 5) by the screw extruding of injection moulding machine step 4) mixture implantation temperature be in 100 DEG C of moulds, the injection pressure of mixing material is 60Mpa, subsequently at 60Mpa pressurize 35min, then naturally cooling, mould die sinking pickup and get final product.
Embodiment 3
The performance test of housing of TV set material prepared by the embodiment of the present invention 1 and embodiment 2, concrete test result and reference standard are in table 1 and table 2:
Table 1
The performance test of housing of TV set material prepared by embodiment 1 and 2 under hot conditions: selective temperature is 120 DEG C, and material is placed in this temperature and measures for lower 30 days, detected result is in table 2:
Table 2
Conclusion: housing of TV set material prepared by the present invention possesses mechanical property and good heat conductivity, fireinsulation performance is good simultaneously, is not easy distortion; Sheating material prepared by the present invention under the high temperature conditions various aspects of performance Parameters variation is little, and long service life, safety performance is high.
Above in conjunction with specific embodiments to invention has been exemplary description; obvious realization of the present invention is not subject to the restrictions described above; as long as have employed the various improvement that method of the present invention is conceived and technical scheme is carried out; or design of the present invention and technical scheme directly applied to other occasion, all in protection scope of the present invention without to improve.
Claims (3)
1. a housing of TV set material, is characterized in that, the raw material of the following weight part of described sheating material is prepared from:
Polyphenylene oxide resin 40-50 part, Low Density Polyethylene 15-20 part, styrene-butadiene rubber(SBR) 12-15 part, polyvinyl alcohol 10-12 part, polyethylene terephthalate 10-12 part, polycarbonate 8-9 part, polybenzimidazole 7-8 part, POE 7-8 part, silicon carbide 5-7 part, white carbon black 3-4 part, talcum powder 2-3 part, antimonous oxide 1-2 part, glass fibre 1-2 part.
2. sheating material according to claim 1, is characterized in that, the length of described glass fibre is preferably 10-100um.
3. sheating material according to claim 1 and 2, is characterized in that, the preparation technology of described sheating material comprises the steps:
Step 1) take each raw material for standby according to weight part;
Step 2) first by silicon carbide, white carbon black and talcum powder grind to form 100-200 object powder respectively, then mix, obtain properties-correcting agent;
Step 3) by polyphenylene oxide resin, Low Density Polyethylene, styrene-butadiene rubber(SBR), polyvinyl alcohol, polyethylene terephthalate, polycarbonate, polybenzimidazole, POE, add in the injection screw of injection moulding machine, then add properties-correcting agent, heating and melting, be base-material;
Step 4) to step 3) add antimonous oxide and glass fibre in base-material in injection screw, stir and obtain mixture;
Step 5) by the screw extruding of injection moulding machine step 4) mixture implantation temperature be in 70-100 DEG C of mould, the injection pressure of mixing material is 50-60Mpa, subsequently at 50-60Mpa pressurize 30-35min, then naturally cooling, mould die sinking pickup and get final product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410856435.6A CN104559127B (en) | 2014-12-17 | 2014-12-17 | A kind of housing of TV set material and application thereof |
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| CN201410856435.6A CN104559127B (en) | 2014-12-17 | 2014-12-17 | A kind of housing of TV set material and application thereof |
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| CN104559127A true CN104559127A (en) | 2015-04-29 |
| CN104559127B CN104559127B (en) | 2016-06-08 |
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| CN201410856435.6A Expired - Fee Related CN104559127B (en) | 2014-12-17 | 2014-12-17 | A kind of housing of TV set material and application thereof |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104987696A (en) * | 2015-06-30 | 2015-10-21 | 苏州博利迈新材料科技有限公司 | Method for preparing PPO plastic particles for automotive trim |
| CN107189171A (en) * | 2017-07-12 | 2017-09-22 | 合肥轻风飏电气科技有限责任公司 | A kind of high-strength heat conductive insulating Electric Appliance Cabinet sheathing material and preparation method thereof |
| CN108084692A (en) * | 2016-11-21 | 2018-05-29 | 江苏宇之源新能源科技有限公司 | A kind of improved solar receiver sheathing material |
| CN108976751A (en) * | 2018-07-26 | 2018-12-11 | 合肥欧仕嘉机电设备有限公司 | A kind of distribution box sheathing material and preparation method thereof |
| CN109181272A (en) * | 2018-08-29 | 2019-01-11 | 厦门巧亿科技有限公司 | A kind of weather-proof heat-conducting plastic of graphene chemically-resistant and preparation method |
| CN109181051A (en) * | 2018-07-10 | 2019-01-11 | 天长市优信电器设备有限公司 | A kind of polyphenylene oxide charger case of high tensile |
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| CN101792590A (en) * | 2010-03-16 | 2010-08-04 | 南通星辰合成材料有限公司 | Polyphenyl ether resin material used for processing charger case |
| CN103159998A (en) * | 2013-04-10 | 2013-06-19 | 北京化工大学 | Tire tread material with high wet and skid resistance and preparation method of material |
| CN103289153A (en) * | 2013-06-24 | 2013-09-11 | 苏州新区佳合塑胶有限公司 | Modified damping styrene butadiene rubber and preparation method thereof |
| CN103554699A (en) * | 2013-10-31 | 2014-02-05 | 合肥得润电子器件有限公司 | Modified polystyrene insulating material for toughened flame-retardant wiring harness for household appliances |
| CN104017281A (en) * | 2014-05-06 | 2014-09-03 | 天长市远洋船舶设备有限公司 | Marine high-performance rubber material |
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- 2014-12-17 CN CN201410856435.6A patent/CN104559127B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101792590A (en) * | 2010-03-16 | 2010-08-04 | 南通星辰合成材料有限公司 | Polyphenyl ether resin material used for processing charger case |
| CN103159998A (en) * | 2013-04-10 | 2013-06-19 | 北京化工大学 | Tire tread material with high wet and skid resistance and preparation method of material |
| CN103289153A (en) * | 2013-06-24 | 2013-09-11 | 苏州新区佳合塑胶有限公司 | Modified damping styrene butadiene rubber and preparation method thereof |
| CN103554699A (en) * | 2013-10-31 | 2014-02-05 | 合肥得润电子器件有限公司 | Modified polystyrene insulating material for toughened flame-retardant wiring harness for household appliances |
| CN104017281A (en) * | 2014-05-06 | 2014-09-03 | 天长市远洋船舶设备有限公司 | Marine high-performance rubber material |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104987696A (en) * | 2015-06-30 | 2015-10-21 | 苏州博利迈新材料科技有限公司 | Method for preparing PPO plastic particles for automotive trim |
| CN108084692A (en) * | 2016-11-21 | 2018-05-29 | 江苏宇之源新能源科技有限公司 | A kind of improved solar receiver sheathing material |
| CN107189171A (en) * | 2017-07-12 | 2017-09-22 | 合肥轻风飏电气科技有限责任公司 | A kind of high-strength heat conductive insulating Electric Appliance Cabinet sheathing material and preparation method thereof |
| CN109181051A (en) * | 2018-07-10 | 2019-01-11 | 天长市优信电器设备有限公司 | A kind of polyphenylene oxide charger case of high tensile |
| CN108976751A (en) * | 2018-07-26 | 2018-12-11 | 合肥欧仕嘉机电设备有限公司 | A kind of distribution box sheathing material and preparation method thereof |
| CN109181272A (en) * | 2018-08-29 | 2019-01-11 | 厦门巧亿科技有限公司 | A kind of weather-proof heat-conducting plastic of graphene chemically-resistant and preparation method |
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| CN104559127B (en) | 2016-06-08 |
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Granted publication date: 20160608 Termination date: 20161217 |