CN107488326A - 云母电容器外壳用绝缘阻燃塑料 - Google Patents
云母电容器外壳用绝缘阻燃塑料 Download PDFInfo
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- 239000010445 mica Substances 0.000 title claims abstract description 33
- 229910052618 mica group Inorganic materials 0.000 title claims abstract description 33
- 229920003023 plastic Polymers 0.000 title claims abstract description 21
- 239000004033 plastic Substances 0.000 title claims abstract description 21
- 238000009413 insulation Methods 0.000 title claims abstract description 20
- 239000003595 mist Substances 0.000 claims abstract description 23
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims abstract description 16
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229920002725 thermoplastic elastomer Polymers 0.000 claims abstract description 16
- XMNIXWIUMCBBBL-UHFFFAOYSA-N 2-(2-phenylpropan-2-ylperoxy)propan-2-ylbenzene Chemical compound C=1C=CC=CC=1C(C)(C)OOC(C)(C)C1=CC=CC=C1 XMNIXWIUMCBBBL-UHFFFAOYSA-N 0.000 claims abstract description 11
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- FRWYFWZENXDZMU-UHFFFAOYSA-N 2-iodoquinoline Chemical compound C1=CC=CC2=NC(I)=CC=C21 FRWYFWZENXDZMU-UHFFFAOYSA-N 0.000 claims abstract description 8
- QZCLKYGREBVARF-UHFFFAOYSA-N Acetyl tributyl citrate Chemical compound CCCCOC(=O)CC(C(=O)OCCCC)(OC(C)=O)CC(=O)OCCCC QZCLKYGREBVARF-UHFFFAOYSA-N 0.000 claims abstract description 8
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- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims abstract description 7
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- YHMYGUUIMTVXNW-UHFFFAOYSA-N 1,3-dihydrobenzimidazole-2-thione Chemical compound C1=CC=C2NC(S)=NC2=C1 YHMYGUUIMTVXNW-UHFFFAOYSA-N 0.000 claims description 3
- KGRVJHAUYBGFFP-UHFFFAOYSA-N 2,2'-Methylenebis(4-methyl-6-tert-butylphenol) Chemical compound CC(C)(C)C1=CC(C)=CC(CC=2C(=C(C=C(C)C=2)C(C)(C)C)O)=C1O KGRVJHAUYBGFFP-UHFFFAOYSA-N 0.000 claims description 3
- NLZUEZXRPGMBCV-UHFFFAOYSA-N Butylhydroxytoluene Chemical compound CC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 NLZUEZXRPGMBCV-UHFFFAOYSA-N 0.000 claims description 3
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- WHHGLZMJPXIBIX-UHFFFAOYSA-N decabromodiphenyl ether Chemical compound BrC1=C(Br)C(Br)=C(Br)C(Br)=C1OC1=C(Br)C(Br)=C(Br)C(Br)=C1Br WHHGLZMJPXIBIX-UHFFFAOYSA-N 0.000 claims description 3
- 229920005610 lignin Polymers 0.000 claims description 3
- VTRUBDSFZJNXHI-UHFFFAOYSA-N oxoantimony Chemical compound [Sb]=O VTRUBDSFZJNXHI-UHFFFAOYSA-N 0.000 claims description 3
- 229910000077 silane Inorganic materials 0.000 claims description 3
- 230000008859 change Effects 0.000 claims description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 1
- 239000004698 Polyethylene Substances 0.000 claims 1
- 229910003978 SiClx Inorganic materials 0.000 claims 1
- 229910052782 aluminium Inorganic materials 0.000 claims 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims 1
- 239000004411 aluminium Substances 0.000 claims 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims 1
- 229910052799 carbon Inorganic materials 0.000 claims 1
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 claims 1
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- RSWGJHLUYNHPMX-UHFFFAOYSA-N 1,4a-dimethyl-7-propan-2-yl-2,3,4,4b,5,6,10,10a-octahydrophenanthrene-1-carboxylic acid Chemical compound C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 description 2
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- QXOXHPTYHCESTD-UHFFFAOYSA-N SBS Chemical compound SBS QXOXHPTYHCESTD-UHFFFAOYSA-N 0.000 description 1
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- 238000001125 extrusion Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
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- 239000000126 substance Substances 0.000 description 1
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L55/00—Compositions of homopolymers or copolymers, obtained by polymerisation reactions only involving carbon-to-carbon unsaturated bonds, not provided for in groups C08L23/00 - C08L53/00
- C08L55/02—ABS [Acrylonitrile-Butadiene-Styrene] polymers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
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- H01G4/224—Housing; Encapsulation
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
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- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/228—Terminals
- H01G4/232—Terminals electrically connecting two or more layers of a stacked or rolled capacitor
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
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- H01G4/30—Stacked capacitors
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- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
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- C08K2003/222—Magnesia, i.e. magnesium oxide
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Abstract
本发明公开了云母电容器外壳用绝缘阻燃塑料,由以下原料制备而成:ABS、玻璃纤维、氨基树脂、橡胶树脂、二氧化硅、碳化硅晶须、六亚甲基四胺、过氧化二异丙苯醇、聚苯乙烯树脂、聚氯乙烯微粉、聚偏氟乙烯微粉、SBS热塑性弹性体、氧化镁、氧化铝、聚己酸内酯微粉、柠檬酸三丁酯、硬脂酸、聚乙烯蜡、环烷油、氧化铍、马来酸酐接枝聚乙烯、阻燃剂、偶联剂、增韧剂、防老剂、填充剂。本发明采用合理的配方及比例,各组分相辅相成,协同作用,具有强度高,绝缘性、阻燃性好,抗老化性强的特性,延长产品使用寿命。
Description
技术领域
本发明涉及云母电容器技术领域,具体涉及云母电容器外壳用绝缘阻燃塑料。
背景技术
电容器是电子设备中大量使用的电子元件之一,广泛应用于电路中的隔直通交,耦合,旁路,滤波,调谐回路,能量转换,控制等方面。任何两个彼此绝缘且相隔很近的导体(包括导线)间都构成一个电容器。
随着电子信息技术的日新月异,数码电子产品的更新换代速度越来越快,以平板电视(LCD和PDP)、笔记本电脑、数码相机等产品为主的消费类电子产品产销量持续增长,带动了电容器产业增长。
云母电容器是电容器的一种,其形状多为方块状,云母电容器采用天然云母作为电容极间的介质,其优点是介电强度高、介电常数大,化学稳定性高,耐热性好。
现有云母电容器外壳的绝缘性、阻燃性差,而且容易老化,导致产品的使用寿命降低低。
发明内容
本发明的目的在于克服现有技术中存在的上述问题,提供一种云母电容器外壳用绝缘阻燃塑料。
本发明所要解决的技术问题采用以下技术方案来实现:
云母电容器外壳用绝缘阻燃塑料,由以下重量份数的原料制备而成:ABS50-80份、玻璃纤维5-10份、氨基树脂20-50份、橡胶树脂20-30份、二氧化硅8-15份、碳化硅晶须5-8份、六亚甲基四胺3-5份、过氧化二异丙苯醇5-8份、聚苯乙烯树脂15-20份、聚氯乙烯微粉10-20份、聚偏氟乙烯微粉8-14份、SBS热塑性弹性体10-20份、氧化镁4-6份、氧化铝3-8份、聚己酸内酯微粉7-11份、柠檬酸三丁酯5-8份、硬脂酸5-8份、聚乙烯蜡6-12份、环烷油5-8份、氧化铍3-5份、马来酸酐接枝聚乙烯5-8份、阻燃剂10-12份、偶联剂3-5份、增韧剂5-8份、防老剂3-5份、填充剂5-8份。
优选地,由以下重量份数的原料制备而成:ABS 65份、玻璃纤维8份、氨基树脂35份、橡胶树脂20份、二氧化硅12份、碳化硅晶须6份、六亚甲基四胺4份、过氧化二异丙苯醇6份、聚苯乙烯树脂16份、聚氯乙烯微粉15份、聚偏氟乙烯微粉11份、SBS热塑性弹性体16份、氧化镁5份、氧化铝6份、聚己酸内酯微粉10份、柠檬酸三丁酯7份、硬脂酸7份、聚乙烯蜡9份、环烷油6份、氧化铍4份、马来酸酐接枝聚乙烯7份、阻燃剂10份、偶联剂3份、增韧剂5份、防老剂3份、填充剂7份。
其中,所述阻燃剂为三氧化二锑、十溴联苯醚和过氧化二异丙苯按5:2:1的比例混合而成。
其中,所述增韧剂为甲基丙烯酸甲酯、丁二烯、苯乙烯三元共聚物。
其中,所述防老剂为防老剂445,防老剂2246,防老剂264,防老剂MB按5:2:2:1的比例混合而成。
其中,所述偶联剂为硅烷偶联剂。
其中,所述填充剂为木质素和草木灰中的一种或组合。
本发明的有益效果为:本发明采用合理的配方及比例,各组分相辅相成,协同作用,具有强度高,绝缘性、阻燃性好,抗老化性强的特性,延长产品使用寿命。
附图说明
为了更清楚地说明本发明实施例的技术方案,下面将对实施例描述所需要使用的附图作简单地介绍,显而易见地,下面描述中的附图仅仅是本发明的一些实施例,对于本领域普通技术人员来讲,在不付出创造性劳动的前提下,还可以根据这些附图获得其他的附图。
图1为实施例4的云母电容器俯视结构示意图;
图2为实施例4的云母电容器主视结构示意图;
图3为实施例4的云母电容器主视方向的内部截面图;
图4为实施例4的云母电容器左视图;
附图中,各标号所代表的部件列表如下:
1-外壳,2-第一金属箔,3-第二金属箔,4-云母纸薄片。
具体实施方式
下面将结合本发明实施例中的附图,对本发明实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本发明一部分实施例,而不是全部的实施例。基于本发明中的实施例,本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例,都属于本发明保护的范围。
本发明的描述中,需要说明的是,术语“竖直”、“上”、“下”、“水平”等指示的方位或者位置关系为基于附图所示的方位或者位置关系,仅是为了便于描述本实用和简化描述,而不是指示或者暗示所指的装置或者元件必须具有特定的方位,以特定的方位构造和操作,因此不能理解为对本发明的限制。此外,“第一”、“第二”、“第三”、“第四”仅用于描述目的,而不能理解为指示或者暗示相对重要性。
本发明的描述中,还需要说明的是,除非另有明确的规定和限制,术语“设置”、“安装”、“相连”、“连接”应做广义理解,例如,可以是固定连接,也可以是可拆卸连接,或一体地连接,可以是机械连接,也可以是电连接,可以是直接连接,也可以是通过中间媒介相连,可以是两个元件内部的连通。对于本领域的普通技术人员而言,可以根据具体情况理解上述术语在本发明中的具体含义。
实施例1
云母电容器外壳用绝缘阻燃塑料,由以下重量份数的原料制备而成:ABS65份、玻璃纤维8份、氨基树脂35份、橡胶树脂20份、二氧化硅12份、碳化硅晶须6份、六亚甲基四胺4份、过氧化二异丙苯醇6份、聚苯乙烯树脂16份、聚氯乙烯微粉15份、聚偏氟乙烯微粉11份、SBS热塑性弹性体16份、氧化镁5份、氧化铝6份、聚己酸内酯微粉10份、柠檬酸三丁酯7份、硬脂酸7份、聚乙烯蜡9份、环烷油6份、氧化铍4份、马来酸酐接枝聚乙烯7份、阻燃剂10份、偶联剂3份、增韧剂5份、防老剂3份、填充剂7份。
实施例2
云母电容器外壳用绝缘阻燃塑料,由以下重量份数的原料制备而成:ABS75份、玻璃纤维5份、氨基树脂45份、橡胶树脂25份、二氧化硅13份、碳化硅晶须8份、六亚甲基四胺3份、过氧化二异丙苯醇7份、聚苯乙烯树脂18份、聚氯乙烯微粉15份、聚偏氟乙烯微粉12份、SBS热塑性弹性体13份、氧化镁5份、氧化铝4份、聚己酸内酯微粉11份、柠檬酸三丁酯6份、硬脂酸6份、聚乙烯蜡7份、环烷油6份、氧化铍4份、马来酸酐接枝聚乙烯6份、阻燃剂11份、偶联剂4份、增韧剂6份、防老剂4份、填充剂6份。
实施例3
云母电容器外壳用绝缘阻燃塑料的制作方法为:
第一步:按规定重量份称取各原料;
第二步:将ABS在90℃下干燥4小时,然后倒入密炼机中,随后加入玻璃纤维、氨基树脂、橡胶树脂、二氧化硅、碳化硅晶须、六亚甲基四胺、过氧化二异丙苯醇、聚苯乙烯树脂、聚氯乙烯微粉、聚偏氟乙烯微粉、阻燃剂、偶联剂、增韧剂、防老剂和填充剂,在150-170℃的条件下,以650-700转/分的速度密炼20分钟,得到混合物A;
第三步:将氧化镁、氧化铝、氧化铍、SBS热塑性弹性体加入超声波分散机中进行分散,超声波功率为150-180W,分散时间为30-45分钟,分散温度为80-120℃,随后再加入聚己酸内酯微粉、柠檬酸三丁酯、硬脂酸、聚乙烯蜡、环烷油、马来酸酐接枝聚乙烯,调整超声波功率为200-240W,分散时间为20-30分钟,分散温度为150-180℃,得到混合物B;
第四步:将混合物A和混合物B倒入高压搅拌釜混合搅拌25分钟,得到混合物C,混合搅拌分为5个阶段完成:
第1阶段:高压搅拌釜设定压力为150mbar,温度为150℃,速度为1500转/分,混合时间7分钟;
第2阶段:高压搅拌釜设定压力为130mbar,温度为140℃,速度为1300转/分,混合时间6分钟;
第3阶段:高压搅拌釜设定压力为110mbar,温度为125℃,速度为1100转/分,混合时间5分钟;
第4阶段:高压搅拌釜设定压力为85mbar,温度为110℃,速度为800转/分,混合时间4分钟;
第5阶段:高压搅拌釜设定压力为60mbar,温度为90℃,速度为500转/分,混合时间3分钟;
第五步:将混合物C加入长径比(L/D)为40的双螺杆挤出机中,双螺杆挤出机的加工温度为:一区温度160℃,二区温度为190℃,三区温度为200℃,四区温度为215℃,五区温度为225℃,六区温度为240℃,七区温度为255℃,八区温度为260℃,主机转速为350转/分,经过挤出后冷却拉条、风干切粒,即得到云母电容器外壳用绝缘阻燃塑料,该塑料具有强度高,绝缘性、阻燃性好,抗老化性强的特性。
在实施例1、2、3中,所述阻燃剂为三氧化二锑、十溴联苯醚和过氧化二异丙苯按5:2:1的比例混合而成;所述增韧剂为甲基丙烯酸甲酯、丁二烯、苯乙烯三元共聚物;所述防老剂为防老剂445,防老剂2246,防老剂264,防老剂MB按5:2:2:1的比例混合而成;所述偶联剂为硅烷偶联剂;所述填充剂为木质素和草木灰中的一种或组合。
实施例4
如图1、图2、图3、图4所示:
一种云母电容器的结构,该结构使用的外壳为本发明绝缘阻燃塑料制成,所述外壳1为左右贯通的长方体结构,所述外壳1内设置若干层交错累叠的第一金属箔2和第二金属箔3,相邻的第一金属箔2和第二金属箔3之间设有云母纸薄片4,所述第一金属箔2和第二金属箔3通过云母纸薄片4隔离开,互相不接触,所述第一金属箔2均向外壳1左边延伸并向下包覆在外壳1的底部,所述第二金属箔3均向外壳1右边延伸并向上包覆在外壳1的顶部,所述第一金属箔2、第二金属箔3和云母纸薄片4在外壳1内呈压紧状态。直接将金属箔外延包覆在外壳1的顶部和底部,不仅增大了电极的接触面积,方便了使用,同时还省去了铜芯,制作成本低于现有的云母电容器,外壳为本发明绝缘阻燃塑料制成,采用合理的配方及比例,各组分相辅相成,协同作用,具有强度高,绝缘性、阻燃性好,抗老化性强的特性,延长产品使用寿命。
对本发明实施例的云母电容器外壳用绝缘阻燃塑料进行性能测定,得下表:
以上显示和描述了本发明的基本原理、主要特征和本发明的优点。本行业的技术人员应该了解,本发明不受上述实施例的限制,上述实施例和说明书中描述的只是说明本发明的原理,在不脱离本发明精神和范围的前提下,本发明还会有各种变化和改进,这些变化和改进都落入要求保护的本发明范围内。本发明要求保护范围由所附的权利要求书及其等效物界定。
Claims (7)
1.云母电容器外壳用绝缘阻燃塑料,其特征在于,由以下重量份数的原料制备而成:ABS 50-80份、玻璃纤维5-10份、氨基树脂20-50份、橡胶树脂20-30份、二氧化硅8-15份、碳化硅晶须5-8份、六亚甲基四胺3-5份、过氧化二异丙苯醇5-8份、聚苯乙烯树脂15-20份、聚氯乙烯微粉10-20份、聚偏氟乙烯微粉8-14份、SBS热塑性弹性体10-20份、氧化镁4-6份、氧化铝3-8份、聚己酸内酯微粉7-11份、柠檬酸三丁酯5-8份、硬脂酸5-8份、聚乙烯蜡6-12份、环烷油5-8份、氧化铍3-5份、马来酸酐接枝聚乙烯5-8份、阻燃剂10-12份、偶联剂3-5份、增韧剂5-8份、防老剂3-5份、填充剂5-8份。
2.根据权利要求1所述的云母电容器外壳用绝缘阻燃塑料,其特征在于,由以下重量份数的原料制备而成:ABS 65份、玻璃纤维8份、氨基树脂35份、橡胶树脂20份、二氧化硅12份、碳化硅晶须6份、六亚甲基四胺4份、过氧化二异丙苯醇6份、聚苯乙烯树脂16份、聚氯乙烯微粉15份、聚偏氟乙烯微粉11份、SBS热塑性弹性体16份、氧化镁5份、氧化铝6份、聚己酸内酯微粉10份、柠檬酸三丁酯7份、硬脂酸7份、聚乙烯蜡9份、环烷油6份、氧化铍4份、马来酸酐接枝聚乙烯7份、阻燃剂10份、偶联剂3份、增韧剂5份、防老剂3份、填充剂7份。
3.根据权利要求1或2所述的云母电容器外壳用绝缘阻燃塑料,其特征在于,所述阻燃剂为三氧化二锑、十溴联苯醚和过氧化二异丙苯按5:2:1的比例混合而成。
4.根据权利要求1或2所述的云母电容器外壳用绝缘阻燃塑料,其特征在于,所述增韧剂为甲基丙烯酸甲酯、丁二烯、苯乙烯三元共聚物。
5.根据权利要求1或2所述的云母电容器外壳用绝缘阻燃塑料,其特征在于,所述防老剂为防老剂445,防老剂2246,防老剂264,防老剂MB按5:2:2:1的比例混合而成。
6.根据权利要求1或2所述的云母电容器外壳用绝缘阻燃塑料,其特征在于,所述偶联剂为硅烷偶联剂。
7.根据权利要求1或2所述的云母电容器外壳用绝缘阻燃塑料,其特征在于,所述填充剂为木质素和草木灰中的一种或组合。
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