CN104448772A - Composite material for household appliance shell - Google Patents
Composite material for household appliance shell Download PDFInfo
- Publication number
- CN104448772A CN104448772A CN201410856433.7A CN201410856433A CN104448772A CN 104448772 A CN104448772 A CN 104448772A CN 201410856433 A CN201410856433 A CN 201410856433A CN 104448772 A CN104448772 A CN 104448772A
- Authority
- CN
- China
- Prior art keywords
- matrix material
- household appliance
- poe
- polybenzimidazole
- borax
- 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.)
- Granted
Links
- 239000002131 composite material Substances 0.000 title abstract description 5
- ADCOVFLJGNWWNZ-UHFFFAOYSA-N antimony trioxide Chemical compound O=[Sb]O[Sb]=O ADCOVFLJGNWWNZ-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000000463 material Substances 0.000 claims abstract description 20
- 239000004417 polycarbonate Substances 0.000 claims abstract description 12
- 239000011347 resin Substances 0.000 claims abstract description 11
- 229920005989 resin Polymers 0.000 claims abstract description 11
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000004693 Polybenzimidazole Substances 0.000 claims abstract description 10
- 239000004372 Polyvinyl alcohol Substances 0.000 claims abstract description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000000440 bentonite Substances 0.000 claims abstract description 10
- 229910000278 bentonite Inorganic materials 0.000 claims abstract description 10
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229910021538 borax Inorganic materials 0.000 claims abstract description 10
- 239000006229 carbon black Substances 0.000 claims abstract description 10
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 10
- 229920001684 low density polyethylene Polymers 0.000 claims abstract description 10
- 239000004702 low-density polyethylene Substances 0.000 claims abstract description 10
- 229920002480 polybenzimidazole Polymers 0.000 claims abstract description 10
- 229920000515 polycarbonate Polymers 0.000 claims abstract description 10
- -1 polyethylene terephthalate Polymers 0.000 claims abstract description 10
- 229920000139 polyethylene terephthalate Polymers 0.000 claims abstract description 10
- 239000005020 polyethylene terephthalate Substances 0.000 claims abstract description 10
- 229920002451 polyvinyl alcohol Polymers 0.000 claims abstract description 10
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229910010271 silicon carbide Inorganic materials 0.000 claims abstract description 10
- 239000004328 sodium tetraborate Substances 0.000 claims abstract description 10
- 235000010339 sodium tetraborate Nutrition 0.000 claims abstract description 10
- 229920003048 styrene butadiene rubber Polymers 0.000 claims abstract description 10
- 239000011159 matrix material Substances 0.000 claims description 17
- 239000000203 mixture Substances 0.000 claims description 13
- 238000002347 injection Methods 0.000 claims description 12
- 239000007924 injection Substances 0.000 claims description 12
- 239000002994 raw material Substances 0.000 claims description 11
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 9
- 239000003795 chemical substances by application Substances 0.000 claims description 9
- 238000001746 injection moulding Methods 0.000 claims description 9
- 229920006380 polyphenylene oxide Polymers 0.000 claims description 9
- 238000005516 engineering process Methods 0.000 claims description 7
- 238000002360 preparation method Methods 0.000 claims description 7
- 235000012216 bentonite Nutrition 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 4
- 239000012467 final product Substances 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 238000002513 implantation Methods 0.000 claims description 4
- 238000002844 melting Methods 0.000 claims description 4
- 230000008018 melting Effects 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 4
- 239000000843 powder Substances 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 4
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims 2
- 229920001577 copolymer Polymers 0.000 abstract 1
- 238000003754 machining Methods 0.000 abstract 1
- 229920013636 polyphenyl ether polymer Polymers 0.000 abstract 1
- 239000011257 shell material Substances 0.000 description 11
- 239000006185 dispersion Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 238000012545 processing Methods 0.000 description 2
- 239000004793 Polystyrene Substances 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 229920005669 high impact polystyrene Polymers 0.000 description 1
- 239000004797 high-impact polystyrene Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 239000012994 photoredox catalyst Substances 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Landscapes
- Compositions Of Macromolecular Compounds (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The invention belongs to the field of material machining and particularly discloses a composite material for a household appliance shell. The composite material is prepared from lithium base bentonite, antimonous oxide, borax, talcum powder, white carbon black, silicon carbide, polybenzimidazole, ethylene octylene copolymer, polycarbonate, polyethylene terephthalate, styrene butadiene rubber, polyvinyl alcohol, low-density polyethylene and polyphenyl ether resin. The prepared composite material for the household appliance shell is good in mechanical property, heat-conducting property and the fire-proof insulating property, not prone to deforming at high temperature, long in service life and high in safety performance.
Description
Technical field
The invention belongs to plastic material manufacture field, especially relate to a kind of matrix material for home electric appliance housing.
Background technology
Household electrical appliance mainly refer to the various Electrical and Electronic utensils used in family and similar site.Also known as civil electric appliance, daily-use electrical appliance.Conventional household electrical appliance mainly contain TV, air-conditioning and refrigerator etc.The housing of household electrical appliance is mostly synthetic plastics and is prepared from, and mainly comprises resin material and PC plastics etc.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 a kind of good mechanical property, not yielding, resistance to difference variation and corrosion resistant household appliance shell material is our technical issues that need to address.
Summary of the invention
The object of the invention is the many defects solving household appliance shell material in prior art, through lot of experiments and exploration, change existing housing raw material composition and preparation method, a kind of household appliance shell material is provided, this case 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:
For a matrix material for household appliance shell, it is prepared from by the raw material of following weight part:
Lithium bentonite 1-2 part, antimonous oxide 1-2 part, borax 1-2 part, talcum powder 2-3 part, white carbon black 3-4 part, silicon carbide 5-7 part, polybenzimidazole 6-7 part, POE (POE) 7-8 part, polycarbonate 8-9 part, polyethylene terephthalate 10-12 part; styrene-butadiene rubber(SBR) 10-12 part; polyvinyl alcohol 12-15 part, Low Density Polyethylene 15-20 part, polyphenylene oxide resin 50-60 part;
The preparation technology of above-mentioned matrix material comprises the steps:
Step 1) take each raw material for standby according to weight part;
Step 2) first lithium bentonite, borax, talcum powder, white carbon black and silicon carbide are ground to form 100-200 object powder respectively, then mix, obtain properties-correcting agent;
Step 3) by polybenzimidazole, POE (POE), polycarbonate, polyethylene terephthalate, styrene-butadiene rubber(SBR), polyvinyl alcohol, Low Density Polyethylene and polyphenylene oxide resin, add in the injection screw of injection moulding machine, heating and melting, is base-material;
Step 4) to step 3) add step 2 in base-material in injection screw) gained properties-correcting agent and antimonous oxide, 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: household appliance shell material prepared by the present invention possesses good mechanical property, resistance to elevated temperatures and good heat dispersion performance; Inventive shell material 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
For a matrix material for household appliance shell, it is prepared from by the raw material of following weight part:
Lithium bentonite 1 part, antimonous oxide 1 part, borax 1 part, talcum powder 2 parts, white carbon black 3 parts, 5 parts, silicon carbide, polybenzimidazole 6 parts, POE (POE) 7 parts, polycarbonate 8 parts, polyethylene terephthalate 10 parts; 10 parts, styrene-butadiene rubber(SBR); polyvinyl alcohol 12 parts, Low Density Polyethylene 15 parts, polyphenylene oxide resin 50 parts;
The preparation technology of above-mentioned matrix material comprises the steps:
Step 1) take each raw material for standby according to weight part;
Step 2) first lithium bentonite, borax, talcum powder, white carbon black and silicon carbide are ground to form 100 object powder respectively, then mix, obtain properties-correcting agent;
Step 3) by polybenzimidazole, POE (POE), polycarbonate, polyethylene terephthalate, styrene-butadiene rubber(SBR), polyvinyl alcohol, Low Density Polyethylene and polyphenylene oxide resin, add in the injection screw of injection moulding machine, heating and melting, is base-material;
Step 4) to step 3) add step 2 in base-material in injection screw) gained properties-correcting agent and antimonous oxide, 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
For a matrix material for household appliance shell, it is prepared from by the raw material of following weight part:
Lithium bentonite 2 parts, antimonous oxide 2 parts, borax 2 parts, talcum powder 3 parts, white carbon black 4 parts, 7 parts, silicon carbide, polybenzimidazole 7 parts, POE (POE) 8 parts, polycarbonate 9 parts, polyethylene terephthalate 12 parts; 12 parts, styrene-butadiene rubber(SBR); polyvinyl alcohol 15 parts, Low Density Polyethylene 20 parts, polyphenylene oxide resin 60 parts;
The preparation technology of above-mentioned matrix material comprises the steps:
Step 1) take each raw material for standby according to weight part;
Step 2) first lithium bentonite, borax, talcum powder, white carbon black and silicon carbide are ground to form 200 object powder respectively, then mix, obtain properties-correcting agent;
Step 3) by polybenzimidazole, POE (POE), polycarbonate, polyethylene terephthalate, styrene-butadiene rubber(SBR), polyvinyl alcohol, Low Density Polyethylene and polyphenylene oxide resin, add in the injection screw of injection moulding machine, heating and melting, is base-material;
Step 4) to step 3) add step 2 in base-material in injection screw) gained properties-correcting agent and antimonous oxide, 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 household appliance shell matrix material prepared by the embodiment of the present invention 1 and embodiment 2, concrete test result and reference standard are in table 1:
Table 1
Conclusion: household appliance shell matrix material prepared by the present invention possesses mechanical property and good heat conductivity, fireinsulation performance is good simultaneously, and be not easy distortion under high temperature, 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. for a matrix material for household appliance shell, it is characterized in that, described matrix material is prepared from by following raw material:
Lithium bentonite, antimonous oxide, borax, talcum powder, white carbon black, silicon carbide, polybenzimidazole, POE, polycarbonate, polyethylene terephthalate, styrene-butadiene rubber(SBR), polyvinyl alcohol, Low Density Polyethylene and polyphenylene oxide resin.
2. matrix material according to claim 1, is characterized in that, described matrix material is prepared from by the raw material of following weight part:
Lithium bentonite 1-2 part, antimonous oxide 1-2 part, borax 1-2 part, talcum powder 2-3 part, white carbon black 3-4 part, silicon carbide 5-7 part, polybenzimidazole 6-7 part, POE 7-8 part, polycarbonate 8-9 part, polyethylene terephthalate 10-12 part; styrene-butadiene rubber(SBR) 10-12 part; polyvinyl alcohol 12-15 part, Low Density Polyethylene 15-20 part, polyphenylene oxide resin 50-60 part.
3. matrix material according to claim 2, is characterized in that, the preparation technology of described matrix material comprises the steps:
Step 1) take each raw material for standby according to weight part;
Step 2) first lithium bentonite, borax, talcum powder, white carbon black and silicon carbide are ground to form 100-200 object powder respectively, then mix, obtain properties-correcting agent;
Step 3) by polybenzimidazole, POE, polycarbonate, polyethylene terephthalate, styrene-butadiene rubber(SBR), polyvinyl alcohol, Low Density Polyethylene and polyphenylene oxide resin, add in the injection screw of injection moulding machine, heating and melting, is base-material;
Step 4) to step 3) add step 2 in base-material in injection screw) gained properties-correcting agent and antimonous oxide, 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 |
|---|---|---|---|
| CN201410856433.7A CN104448772B (en) | 2014-12-17 | 2014-12-17 | A kind of composite for household appliance shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410856433.7A CN104448772B (en) | 2014-12-17 | 2014-12-17 | A kind of composite for household appliance shell |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104448772A true CN104448772A (en) | 2015-03-25 |
| CN104448772B CN104448772B (en) | 2016-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410856433.7A Expired - Fee Related CN104448772B (en) | 2014-12-17 | 2014-12-17 | A kind of composite for household appliance shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104448772B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107614613A (en) * | 2015-06-04 | 2018-01-19 | 株式会社钟化 | The excellent poly carbonate resin composition of resistance to pyrolytic |
| CN108003546A (en) * | 2017-11-30 | 2018-05-08 | 合肥莫凡高科电子科技有限公司 | A kind of low-resistance composite electromagnetic screen display casing and its processing technology |
| 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 |
| 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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| 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 |
| CN102532633A (en) * | 2011-12-15 | 2012-07-04 | 安徽金桥电缆有限公司 | Chloroprene rubber sheath and preparation method thereof |
| CN103554597A (en) * | 2013-10-25 | 2014-02-05 | 安徽文峰电子科技集团有限公司 | Temperature-resistant and corrosion-resistant modified silicone rubber cable material |
| CN103554796A (en) * | 2013-10-25 | 2014-02-05 | 安徽文峰电子科技集团有限公司 | Tear-resistant and high-temperature-aging-resistant modified terafluoroethylene-propylene rubber cable material |
| CN103788514A (en) * | 2014-01-19 | 2014-05-14 | 安徽国华电缆集团有限公司 | High-strength cold-resisting cable sheath material |
-
2014
- 2014-12-17 CN CN201410856433.7A patent/CN104448772B/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 |
| CN102532633A (en) * | 2011-12-15 | 2012-07-04 | 安徽金桥电缆有限公司 | Chloroprene rubber sheath and preparation method thereof |
| CN103554597A (en) * | 2013-10-25 | 2014-02-05 | 安徽文峰电子科技集团有限公司 | Temperature-resistant and corrosion-resistant modified silicone rubber cable material |
| CN103554796A (en) * | 2013-10-25 | 2014-02-05 | 安徽文峰电子科技集团有限公司 | Tear-resistant and high-temperature-aging-resistant modified terafluoroethylene-propylene rubber cable material |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107614613A (en) * | 2015-06-04 | 2018-01-19 | 株式会社钟化 | The excellent poly carbonate resin composition of resistance to pyrolytic |
| CN107614613B (en) * | 2015-06-04 | 2019-11-26 | 株式会社钟化 | The excellent poly carbonate resin composition of resistance to pyrolytic |
| 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 |
| CN108003546A (en) * | 2017-11-30 | 2018-05-08 | 合肥莫凡高科电子科技有限公司 | A kind of low-resistance composite electromagnetic screen display casing and its processing technology |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104448772B (en) | 2016-08-24 |
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Inventor after: Geng Yu Inventor after: Lv Feng Inventor after: Xiao Shengzhi Inventor after: Yu Yunxia Inventor after: Zhou Jie Inventor before: Chen Zhiyong Inventor before: Xu Jin Inventor before: Hua Chenbing Inventor before: He Jian Inventor before: Zhang Xiaolei Inventor before: Du Peng |
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Effective date of registration: 20160727 Address after: 276200 Mengyin city of Linyi province Shandong County Liu Hong Lu No. 111 Applicant after: Guo Wang Mengyin, Shandong county electric company Applicant after: State Grid Corporation of China Address before: 100761 West Chang'an Avenue, Beijing, No. 86 Applicant before: State Grid Corporation of China Applicant before: Linyi Electric Power Company of Guo Wang Shandong Province Utilities Electric Co. |
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Effective date of registration: 20171225 Address after: 518000 Guangdong Province, Shenzhen New District of Longhua City, Dalang street, Longsheng Gold Dragon Road community e-commerce incubator exhibition Tao Commercial Plaza E block 706 Patentee after: Shenzhen step Technology Transfer Center Co., Ltd. Address before: 276200 Mengyin city of Linyi province Shandong County Liu Hong Lu No. 111 Co-patentee before: State Grid Corporation of China Patentee before: Guo Wang Mengyin, Shandong county electric company |
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Effective date of registration: 20171229 Address after: Xinghua City, Jiangsu province 225700 Taizhou city Zhouzhuang town shuangdie Industrial Zone Patentee after: Taizhou Tong Cheng Plastic Industry Co., Ltd. Address before: 518000 Guangdong Province, Shenzhen New District of Longhua City, Dalang street, Longsheng Gold Dragon Road community e-commerce incubator exhibition Tao Commercial Plaza E block 706 Patentee before: Shenzhen step Technology Transfer Center Co., Ltd. |
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Granted publication date: 20160824 Termination date: 20201217 |