CN103601931A - 一种电容器混炼胶密封垫及其制备方法 - Google Patents
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Abstract
本发明公开了一种电容器本发明橡胶料密封垫，其特征在于，由下列重量份的原料制成：丁苯橡胶70-80、氧化锌5-10、天然橡胶14-18、硅藻土20-24、氧化镁2-3、硬脂酸3-4、促进剂TMTD2-3、防老剂RD1-2、二氧化锑13-15、钨酸钠1-2、2，6-二叔丁基-4-甲基苯酚3-5、高耐磨炭黑35-40、明矾5-10、改性凹凸棒土12-15；本发明添加改性凹凸棒土，改善了胶料的工艺性能，使用环保型配合剂，减少其毒副作用和对环境的污染；本发明由多种橡胶混炼而成，生产成本低，工艺简单，耐油、耐腐蚀性能优异，机械性能良好，使用寿命长。
Description
技术领域
本发明涉及橡胶复合材料加工领域，特别是一种电容器混炼胶密封垫及其制备方法。
背景技术
电容器通常简称为电容，是电子设备中大量使用的电子元件之一，广泛应用于电路的隔直通交、耦合、旁路、滤波、调谐回路、能量转换、控制等方面。电容器由壳体、电容芯子、端盖及接线端子组成，电容器壳体内装有浸渍介质，浸渍介质一般为植物油或矿物油，电容器的密封部位均设有密封垫或密封圈，由于电容器的工作环境千差万别，有的电容器需要在恶劣的环境下工作，电容器密封垫需要耐高温、耐寒、耐酸碱、耐盐雾等有不同要求。
发明内容
本发明的目的是提供一种电容器本发明橡胶料密封垫及其制备方法。
为了实现本发明的目的，本发明通过以下方案实施：
一种电容器本发明橡胶料密封垫，由下列重量份的原料制成：丁苯橡胶70-80、氧化锌5-10、天然橡胶14-18、硅藻土20-24、氧化镁2-3、硬脂酸3-4、促进剂TMTD2-3、防老剂RD1-2、二氧化锑13-15、钨酸钠1-2、2，6-二叔丁基-4-甲基苯酚3-5、高耐磨炭黑35-40、明矾5-10、改性凹凸棒土12-15；
所述改性凹凸棒土由下列重量份的原料制成：凹凸棒土30-34、二苯基甲烷二异氰酸酯3-4、二缩三丙二醇二丙烯酸酯3-4、三聚磷酸钠5-6、玉石4-5、硅烷偶联剂KH-5501-2、碳化硅4-5、2，6-二叔丁基对甲酚1-2、吗啉1-2、硫醇丁基锡1-2、当归油1-2；制备方法是将凹凸棒土、玉石放混合入煅烧炉中在700-720℃下煅烧3-4小时，冷却，放入10-12%盐酸溶液中浸泡1-2小时，过滤取出，用清水洗净烘干，粉碎成200-300目粉末，与其它剩余成分混合，研磨分散1-2小时，即得。
本发明所述电容器本发明橡胶料密封垫，由以下具体步骤制成：将丁苯橡胶、氧化锌、天然橡胶、硅藻土、氧化镁、硬脂酸加入密炼机中，加热至80-85℃，混炼3-5min；然后升温至90-120℃，再加入促进剂TMTD、防老剂RD、二氧化锑、钨酸钠、2，6-二叔丁基-4-甲基苯酚，混炼6-8min，再加入高耐磨炭黑、明矾继续混炼4-6min；加入其余剩余成分混炼5-7min，即得本发明橡胶料。
本发明的优异效果是：本发明添加改性凹凸棒土，改善了胶料的工艺性能，使用环保型配合剂，减少其毒副作用和对环境的污染；本发明由多种橡胶混炼而成，生产成本低，工艺简单，耐油、耐腐蚀性能优异，机械性能良好，使用寿命长。
具体实施方式
下面通过具体实例对本发明进行详细说明。
一种电容器本发明橡胶料密封垫，由下列重量份（公斤）的原料制成：丁苯橡胶70、氧化锌5、天然橡胶14、硅藻土20、氧化镁2、硬脂酸3、促进剂TMTD2、防老剂RD1、二氧化锑13、钨酸钠1、2，6-二叔丁基-4-甲基苯酚3、高耐磨炭黑35、明矾5、改性凹凸棒土12；
所述改性凹凸棒土由下列重量份（公斤）的原料制成：凹凸棒土30、二苯基甲烷二异氰酸酯3、二缩三丙二醇二丙烯酸酯3、三聚磷酸钠5、玉石4、硅烷偶联剂KH-5501、碳化硅4、2，6-二叔丁基对甲酚1、吗啉1、硫醇丁基锡1、当归油1；制备方法是将凹凸棒土、玉石放混合入煅烧炉中在700-720℃下煅烧3-4小时，冷却，放入10-12%盐酸溶液中浸泡1-2小时，过滤取出，用清水洗净烘干，粉碎成200-300目粉末，与其它剩余成分混合，研磨分散1-2小时，即得。
本发明所述电容器本发明橡胶料密封垫，由以下具体步骤制成：将丁苯橡胶、氧化锌、天然橡胶、硅藻土、氧化镁、硬脂酸加入密炼机中，加热至80-85℃，混炼3-5min；然后升温至90-120℃，再加入促进剂TMTD、防老剂RD、二氧化锑、钨酸钠、2，6-二叔丁基-4-甲基苯酚，混炼6-8min，再加入高耐磨炭黑、明矾继续混炼4-6min；加入其余剩余成分混炼5-7min，即得本发明橡胶料。
用本发明的耐腐蚀橡胶密封垫与普通胶料物理性能对比如下表。
从表中可以看出用本发明的橡胶密封垫产品，综合性能比较好。
Claims (2)
1.一种电容器混炼胶密封垫，其特征在于，由下列重量份的原料制成：丁苯橡胶70-80、氧化锌5-10、天然橡胶14-18、硅藻土20-24、氧化镁2-3、硬脂酸3-4、促进剂TMTD 2-3、防老剂RD 1-2、二氧化锑13-15、钨酸钠1-2、2，6-二叔丁基-4-甲基苯酚3-5、高耐磨炭黑35-40、明矾5-10、改性凹凸棒土12-15；
所述改性凹凸棒土由下列重量份的原料制成：凹凸棒土30-34、二苯基甲烷二异氰酸酯3-4、二缩三丙二醇二丙烯酸酯3-4、三聚磷酸钠5-6、玉石4-5、硅烷偶联剂KH-550 1-2、碳化硅4-5、2，6- 二叔丁基对甲酚1-2、吗啉1-2、硫醇丁基锡1-2、当归油1-2；制备方法是将凹凸棒土、玉石放混合入煅烧炉中在700-720℃下煅烧3-4小时，冷却，放入10-12%盐酸溶液中浸泡1-2小时，过滤取出，用清水洗净烘干，粉碎成200-300目粉末，与其它剩余成分混合，研磨分散1-2小时，即得。
2.根据权利要求1所述电容器混炼胶密封垫，其特征在于，由以下具体步骤制成：将丁苯橡胶、氧化锌、天然橡胶、硅藻土、氧化镁、硬脂酸加入密炼机中，加热至80-85℃，混炼3-5min；然后升温至90-120℃，再加入促进剂TMTD、防老剂RD、二氧化锑、钨酸钠、2，6-二叔丁基-4-甲基苯酚，混炼6-8min，再加入高耐磨炭黑、明矾继续混炼4-6min；加入其余剩余成分混炼5-7min，即得本发明橡胶料。
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104804262A (zh) * | 2015-04-27 | 2015-07-29 | 安徽美祥实业有限公司 | 一种发动机油封橡胶材料 |
| CN106432840A (zh) * | 2016-09-30 | 2017-02-22 | 合肥华运机械制造有限公司 | 一种化学泵用橡胶密封材料 |
| CN106947191A (zh) * | 2017-03-21 | 2017-07-14 | 宁国市睿普新锐橡塑科技有限公司 | 汽车发动机垫片生产材料、生产方法及汽车发动机垫片 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050090584A1 (en) * | 2003-10-23 | 2005-04-28 | Powell Clois E. | Preparation of rubber compositions with organoclays |
| CN102775932A (zh) * | 2012-07-27 | 2012-11-14 | 昆山旭虹精密零组件有限公司 | 一种用于电容器的耐高温压敏胶带的制备方法 |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050090584A1 (en) * | 2003-10-23 | 2005-04-28 | Powell Clois E. | Preparation of rubber compositions with organoclays |
| CN102775932A (zh) * | 2012-07-27 | 2012-11-14 | 昆山旭虹精密零组件有限公司 | 一种用于电容器的耐高温压敏胶带的制备方法 |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104804262A (zh) * | 2015-04-27 | 2015-07-29 | 安徽美祥实业有限公司 | 一种发动机油封橡胶材料 |
| CN106432840A (zh) * | 2016-09-30 | 2017-02-22 | 合肥华运机械制造有限公司 | 一种化学泵用橡胶密封材料 |
| CN106947191A (zh) * | 2017-03-21 | 2017-07-14 | 宁国市睿普新锐橡塑科技有限公司 | 汽车发动机垫片生产材料、生产方法及汽车发动机垫片 |
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