CN110804315A - 一种电容器灌封蜡 - Google Patents
一种电容器灌封蜡 Download PDFInfo
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- CN110804315A CN110804315A CN201911250921.2A CN201911250921A CN110804315A CN 110804315 A CN110804315 A CN 110804315A CN 201911250921 A CN201911250921 A CN 201911250921A CN 110804315 A CN110804315 A CN 110804315A
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- 239000003990 capacitor Substances 0.000 title claims abstract description 24
- 238000004382 potting Methods 0.000 title claims abstract description 16
- 239000001993 wax Substances 0.000 claims abstract description 22
- CXMXRPHRNRROMY-UHFFFAOYSA-N sebacic acid Chemical compound OC(=O)CCCCCCCCC(O)=O CXMXRPHRNRROMY-UHFFFAOYSA-N 0.000 claims abstract description 14
- IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical compound C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 claims abstract description 13
- -1 polyethylene Polymers 0.000 claims abstract description 12
- 239000012188 paraffin wax Substances 0.000 claims abstract description 11
- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000002994 raw material Substances 0.000 claims abstract description 11
- 239000004698 Polyethylene Substances 0.000 claims abstract description 9
- 239000012169 petroleum derived wax Substances 0.000 claims abstract description 9
- 235000019381 petroleum wax Nutrition 0.000 claims abstract description 9
- 229920000573 polyethylene Polymers 0.000 claims abstract description 9
- 235000014113 dietary fatty acids Nutrition 0.000 claims abstract description 7
- 239000000194 fatty acid Substances 0.000 claims abstract description 7
- 229930195729 fatty acid Natural products 0.000 claims abstract description 7
- 150000004665 fatty acids Chemical class 0.000 claims abstract description 7
- 239000011104 metalized film Substances 0.000 claims abstract description 7
- 229920000609 methyl cellulose Polymers 0.000 claims abstract description 7
- 239000001923 methylcellulose Substances 0.000 claims abstract description 7
- 235000010981 methylcellulose Nutrition 0.000 claims abstract description 7
- 235000013871 bee wax Nutrition 0.000 claims abstract description 5
- 239000012166 beeswax Substances 0.000 claims abstract description 5
- 239000010902 straw Substances 0.000 claims abstract description 5
- 229960000892 attapulgite Drugs 0.000 claims abstract description 4
- YQLZOAVZWJBZSY-UHFFFAOYSA-N decane-1,10-diamine Chemical compound NCCCCCCCCCCN YQLZOAVZWJBZSY-UHFFFAOYSA-N 0.000 claims abstract description 4
- 229910052625 palygorskite Inorganic materials 0.000 claims abstract description 4
- 238000010438 heat treatment Methods 0.000 claims description 11
- 239000000203 mixture Substances 0.000 claims description 9
- 238000003756 stirring Methods 0.000 claims description 9
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 6
- 239000001301 oxygen Substances 0.000 claims description 6
- 229910052760 oxygen Inorganic materials 0.000 claims description 6
- LNAZSHAWQACDHT-XIYTZBAFSA-N (2r,3r,4s,5r,6s)-4,5-dimethoxy-2-(methoxymethyl)-3-[(2s,3r,4s,5r,6r)-3,4,5-trimethoxy-6-(methoxymethyl)oxan-2-yl]oxy-6-[(2r,3r,4s,5r,6r)-4,5,6-trimethoxy-2-(methoxymethyl)oxan-3-yl]oxyoxane Chemical compound CO[C@@H]1[C@@H](OC)[C@H](OC)[C@@H](COC)O[C@H]1O[C@H]1[C@H](OC)[C@@H](OC)[C@H](O[C@H]2[C@@H]([C@@H](OC)[C@H](OC)O[C@@H]2COC)OC)O[C@@H]1COC LNAZSHAWQACDHT-XIYTZBAFSA-N 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 238000005336 cracking Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000004200 microcrystalline wax Substances 0.000 description 2
- 235000019808 microcrystalline wax Nutrition 0.000 description 2
- 229930185605 Bisphenol Natural products 0.000 description 1
- 241001122767 Theaceae Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L91/00—Compositions of oils, fats or waxes; Compositions of derivatives thereof
- C08L91/06—Waxes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G2/00—Details of capacitors not covered by a single one of groups H01G4/00-H01G11/00
- H01G2/10—Housing; Encapsulation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
- C08L2203/206—Applications use in electrical or conductive gadgets use in coating or encapsulating of electronic parts
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
Abstract
本发明公开一种电容器灌封蜡,其是由下述重量份的原料制得的:癸二酸2‑4、癸二胺1‑3、季戊四醇4‑6、双酚A 10‑12、石油蜡80‑140、聚乙烯蜡12‑14、蜂蜡10‑30、秸秆灰烬3‑5、凹凸棒土3‑4、甲基纤维素4‑7、氯化石蜡2‑6、脂肪酸1‑3、季戊四醇3‑5。本发明最终制得的灌封蜡能显著改善石油蜡的低温开裂性能,具有优良的电性能、适宜的运动粘度,方便填充金属化膜电容器间隙。
Description
技术领域
本发明涉及有机高分子化合物领域,确切地说是一种电容器灌封蜡。
背景技术
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。两个相互靠近的导体,中间夹一层不导电的绝缘介质,就构成了电容器。当电容器的两个极板之间加上电压时,电容器就会储存电荷。电容器的电容量在数值上等于一个导电极板上的电荷量与两个极板之间的电压之比。电容器的电容量的基本单位是法拉(F)。在电路图中通常用字母C表示电容元件。
电容器生产中,主介质以及极板与主介质之间的孔隙通常采用石蜡或微晶蜡灌封,以提高电容量以及绝缘、耐热等性能,然而只使用石蜡或微晶蜡灌封,存在韧塑性差低温下易脆裂等缺陷,不适应当前多样化的市场要求。
发明内容
本发明的目的在于提供一种电容器灌封蜡。
上述目的通过以下方案实现:
一种电容器灌封蜡,其是由下述重量份的原料制得的:
癸二酸2-4、癸二胺1-3、季戊四醇4-6、双酚A1012、石油蜡80-140、聚乙烯蜡12-14、蜂蜡10-30、秸秆灰烬3-5、凹凸棒土3-4、甲基纤维素4-7、氯化石蜡2-6、脂肪酸1-3、季戊四醇3-5。
所述的一种金属化膜电容器灌封蜡,其特征在于,
制备方法包括以下步骤:
(1)将癸二酸、癸二胺、季戊四醇、双酚A、甲基纤维素搅拌均匀,得混合料备用;
(2)将聚乙烯蜡、石油蜡添加到反应器中并加热至熔化,慢慢加入脂肪酸、氯化石蜡边加热边搅拌,再加入混合料以及其余原料,边加热边搅拌,直到混合均匀为止,启动压缩机,将氧气通入反应器中,反应1-2小时后,关闭压缩机,停止氧气的通入,取出,干燥,即得。
所述的一种金属化膜电容器灌封蜡,其特征在于,步骤(2)的加热温度为50-80℃。
本发明的有益效果为:
(1)本发明最终制得的灌封蜡能显著改善石油蜡的低温开裂性能,具有优良的电性能、适宜的运动粘度,方便填充金属化膜电容器间隙;
(2)本发明的灌封蜡原料有天然原材料蜂蜡,天然环保无污染,便于操作,与其余原料合理复配,创造性的采用秸秆灰烬调整茶农的运动粘度,利用了灰烬的粒径小质量轻的优势,变废为宝的同时与其他原料和谐复配,共同达到发明目的。
具体实施方式
一种电容器灌封蜡,其是由下述重量(kg)的原料制得的:
癸二酸4、癸二胺1、季戊四醇4、双酚A10、石油蜡120、聚乙烯蜡12、蜂蜡20、秸秆灰烬5、凹凸棒土4、甲基纤维素4、氯化石蜡6、脂肪酸1、季戊四醇5。
所述的一种金属化膜电容器灌封蜡,
制备方法包括以下步骤:
(1)将癸二酸、癸二胺、季戊四醇、双酚A、甲基纤维素搅拌均匀,得混合料备用;
(2)将聚乙烯蜡、石油蜡添加到反应器中并加热至熔化,慢慢加入脂肪酸、氯化石蜡边加热边搅拌,加热温度为50℃再加入混合料以及其余原料,边加热边搅拌,加热温度为70℃直到混合均匀为止,启动压缩机,将氧气通入反应器中,反应2小时后,关闭压缩机,停止氧气的通入,取出,干燥,即得。本实施例所得产品滴熔点为90-100℃,25℃下的针入度为45-400/10mm,100℃下的运动粘度为18-22mm2/s,介质损耗不大于0.5×10-3。
Claims (3)
1.一种电容器灌封蜡,其特征在于,其是由下述重量份的原料制得的:
癸二酸2-4、癸二胺1-3、季戊四醇4-6、双酚A10-12、石油蜡80-140、聚乙烯蜡12-14、蜂蜡10-30、秸秆灰烬3-5、凹凸棒土3-4、甲基纤维素4-7、氯化石蜡2-6、脂肪酸1-3、季戊四醇3-5。
2.根据权利要求1所述的一种金属化膜电容器灌封蜡,其特征在于,
制备方法包括以下步骤:
(1)将癸二酸、癸二胺、季戊四醇、双酚A、甲基纤维素搅拌均匀,得混合料备用;
(2)将聚乙烯蜡、石油蜡添加到反应器中并加热至熔化,慢慢加入脂肪酸、氯化石蜡边加热边搅拌,再加入混合料以及其余原料,边加热边搅拌,直到混合均匀为止,启动压缩机,将氧气通入反应器中,反应1-2小时后,关闭压缩机,停止氧气的通入,取出,干燥,即得。
3.根据权利要求2所述的一种金属化膜电容器灌封蜡,其特征在于,步骤(2)的加热温度为50-80℃。
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101173158A (zh) * | 2006-11-01 | 2008-05-07 | 中国石油化工股份有限公司 | 一种金属化膜电容器灌封蜡 |
CN102382477A (zh) * | 2011-10-27 | 2012-03-21 | 铜陵市新泰电容电器有限责任公司 | 电容器灌封蜡 |
CN102453330A (zh) * | 2010-10-14 | 2012-05-16 | 中国石油化工股份有限公司 | 一种瓷介电容器浸渍包封蜡及其制备方法 |
CN104292750A (zh) * | 2014-09-24 | 2015-01-21 | 铜陵市新泰电容电器有限责任公司 | Igbt吸收保护电容器环氧树脂灌封剂 |
CN106675042A (zh) * | 2016-12-10 | 2017-05-17 | 宁国市大荣电器有限公司 | 一种金属化膜电容器灌封蜡 |
CN107936584A (zh) * | 2017-11-18 | 2018-04-20 | 陈馨雅 | 一种电容器灌封蜡及其制备方法 |
-
2019
- 2019-12-09 CN CN201911250921.2A patent/CN110804315A/zh active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101173158A (zh) * | 2006-11-01 | 2008-05-07 | 中国石油化工股份有限公司 | 一种金属化膜电容器灌封蜡 |
CN102453330A (zh) * | 2010-10-14 | 2012-05-16 | 中国石油化工股份有限公司 | 一种瓷介电容器浸渍包封蜡及其制备方法 |
CN102382477A (zh) * | 2011-10-27 | 2012-03-21 | 铜陵市新泰电容电器有限责任公司 | 电容器灌封蜡 |
CN104292750A (zh) * | 2014-09-24 | 2015-01-21 | 铜陵市新泰电容电器有限责任公司 | Igbt吸收保护电容器环氧树脂灌封剂 |
CN106675042A (zh) * | 2016-12-10 | 2017-05-17 | 宁国市大荣电器有限公司 | 一种金属化膜电容器灌封蜡 |
CN107936584A (zh) * | 2017-11-18 | 2018-04-20 | 陈馨雅 | 一种电容器灌封蜡及其制备方法 |
Non-Patent Citations (1)
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杨明山 等: "《塑料改性实用技术与应用》", 30 June 2014, 印刷工业出版社 * |
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