CN107955439A - 一种聚酯树脂绝缘漆 - Google Patents
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Abstract
本发明公开了一种聚酯树脂绝缘漆。本发明的聚酯树脂绝缘漆主要包括以下质量配比的原料：不饱和聚酯树脂9‑13份、甘油8‑11份、桐油6‑10份、亚麻油5‑10份、酚醛改性松香树脂15‑18份、氨基树脂7‑12份、二甲苯38‑45份、正丁醇5‑15份、三聚氰胺0.1‑0.5份。本发明的聚酯树脂绝缘漆具有良好的电绝缘性、耐热性、耐化学性、耐环境侵蚀性，漆膜内不易产生气泡或形成针孔，漆膜的表面平整、光泽度好、附着力强，成膜性能好、涂覆性佳、快干的特点。同时，在配方中还包括甲基丙烯酸甲酯、纳米银粉末，加入甲基丙烯酸甲酯可漆的黏度，同时能与漆基一起参与反应形成漆膜，提高成膜性；加入纳米银，增加产品的抗菌防腐性能。
Description
技术领域
本发明涉及一种绝缘漆，具体涉及一种聚酯树脂绝缘漆，属于涂料技术领域。
背景技术
绝缘漆是一种具有优良电绝缘性的涂料，绝缘漆是漆类中的一种特种漆，要求具有良好的电化性能、热性能、机械性能和化学性能，以适应绝缘材料的发展需求。现有的绝缘漆，按照用途分类主要有漆包线绝缘漆、浸渍绝缘漆、覆盖绝缘漆、硅钢片绝缘漆、粘合绝缘漆、电子元件绝缘漆，按照等级分类有Y级、A级、E级、B级、F级、H级、C级七类。绝缘漆由基料、阻燃剂、固化剂、颜填料和溶剂等组成，根据不同基料，又有不同的分类。常见的绝缘漆基主要有聚酯树脂、聚醋酞亚胺树脂、聚氨酯、环氧树脂、双马来酞亚胺树脂、有机硅树脂等树脂，决定了绝缘漆的性能和用途。
发明内容
本发明的目的是提供一种具有良好电绝缘性、耐热性、耐化学性、耐环境侵蚀性的聚酯树脂绝缘漆。
本发明的技术方案如下：一种聚酯树脂绝缘漆，其组成包括以下质量配比的原料：不饱和聚酯树脂9-13份、甘油8-11份、桐油6-10份、亚麻油5-10份、酚醛改性松香树脂15-18份、氨基树脂7-12份、二甲苯38-45份、正丁醇5-15份、三聚氰胺0.1-0.5份。
所述的聚酯树脂绝缘漆其制备方法包括如下步骤：
（1）按所述质量配比计量各原料，将不饱和聚酯树脂、酚醛改性松香树脂、甘油在常温下投入反应釜，将桐油、亚麻油、氨基树脂通过抽真空吸入反应釜，然后密封反应釜釜口，开启搅拌，在常压下反应5-7h，反应过程通过电加热导热油进行升温；
（2）升温至230-240℃，保温进行醇解，保温时间1-2h，醇解结束，得到改性聚酯树脂；
（3）待反应体系降温至60±5℃，将反应釜中的改性聚酯树脂抽至另一反应容器中，并在反应容器中加入二甲苯、正丁醇、三聚氰胺，在常压下调配均匀，并保温5-7h；保温结束，冷却至常温，过滤、出料，得聚酯树脂绝缘漆。
进一步的，所述组成还包括甲基丙烯酸甲酯0.5-1.5份；制备时，将其以滴加的形式加入上述步骤（3）调配均匀的物料中，共同保温。
更进一步的，所述组成还包括纳米银粉体0.01-0.03份。
优选的，本发明技术方案中所述不饱和树脂为聚丙烯酸树脂。
本发明的聚酯树脂绝缘漆具有良好的电绝缘性、耐热性、耐化学性、耐环境侵蚀性，漆膜内不易产生气泡或形成针孔，漆膜的表面平整、光泽度好、附着力强，成膜性能好、涂覆性佳、快干的特点；同时，在配方中加入甲基丙烯酸甲酯可漆的黏度，同时能与漆基一起参与反应形成漆膜，提高成膜性；加入纳米银，增加产品的抗菌防腐性能。
具体实施方式
下面通过实施例对本发明做进一步详细说明，这些实施例仅用来说明本发明，并不限制本发明的范围。
实施例1 采用以下质量配比的原料制备本发明的聚酯树脂绝缘漆：不饱和聚酯树脂10份、甘油10份、桐油8份、亚麻油8份、酚醛改性松香树脂16份、氨基树脂10份、二甲苯40份、正丁醇10份、三聚氰胺0.2份；制备方法如下：
（1）按所述质量配比计量各原料，将不饱和聚酯树脂、酚醛改性松香树脂、甘油在常温下投入反应釜，将桐油、亚麻油、氨基树脂通过抽真空吸入反应釜，然后密封反应釜釜口，开启搅拌，在常压下反应6h，反应过程通过电加热导热油进行升温；
（2）升温至230-240℃，保温进行醇解，保温时间1h，醇解结束，得到改性聚酯树脂；
（3）待反应体系降温至60±5℃，将反应釜中的改性聚酯树脂抽至另一反应容器中，并在反应容器中加入二甲苯、正丁醇、三聚氰胺，在常压下调配均匀，并保温5h；保温结束，冷却至常温，过滤、出料，得聚酯树脂绝缘漆。
实施例2 采用以下质量配比的原料制备本发明的聚酯树脂绝缘漆：不饱和聚酯树脂9份、甘油8份、桐油10份、亚麻油5份、酚醛改性松香树脂15份、氨基树脂7份、二甲苯45份、正丁醇15份、三聚氰胺0.5份；制备方法如下：
（1）按所述质量配比计量各原料，将不饱和聚酯树脂、酚醛改性松香树脂、甘油在常温下投入反应釜，将桐油、亚麻油、氨基树脂通过抽真空吸入反应釜，然后密封反应釜釜口，开启搅拌，在常压下反应5h，反应过程通过电加热导热油进行升温；
（2）升温至230-240℃，保温进行醇解，保温时间2h，醇解结束，得到改性聚酯树脂；
（3）待反应体系降温至60±5℃，将反应釜中的改性聚酯树脂抽至另一反应容器中，并在反应容器中加入二甲苯、正丁醇、三聚氰胺，在常压下调配均匀，并保温h；保温结束，冷却至常温，过滤、出料，得聚酯树脂绝缘漆。
实施例3采用以下质量配比的原料制备本发明的聚酯树脂绝缘漆：不饱和聚酯树脂13份、甘油11份、桐油6份、亚麻油10份、酚醛改性松香树脂18份、氨基树脂12份、二甲苯38-45份、正丁醇5份、三聚氰胺0.1份；制备方法同实施例1。
Claims (5)
1.一种聚酯树脂绝缘漆，其特征在于：其组成包括以下质量配比的原料：不饱和聚酯树脂9-13份、甘油8-11份、桐油6-10份、亚麻油5-10份、酚醛改性松香树脂15-18份、氨基树脂7-12份、二甲苯38-45份、正丁醇5-15份、三聚氰胺0.1-0.5份。
2.据权利要求1所述的聚酯树脂绝缘漆，其特征在于：其制备方法包括如下步骤：
（1）按所述质量配比计量各原料，将不饱和聚酯树脂、酚醛改性松香树脂、甘油在常温下投入反应釜，将桐油、亚麻油、氨基树脂通过抽真空吸入反应釜，然后密封反应釜釜口，开启搅拌，在常压下反应5-7h，反应过程通过电加热导热油进行升温；
（2）升温至230-240℃，保温进行醇解，保温时间1-2h，醇解结束，得到改性聚酯树脂；
（3）待反应体系降温至60±5℃，将反应釜中的改性聚酯树脂抽至另一反应容器中，并在反应容器中加入二甲苯、正丁醇、三聚氰胺，在常压下调配均匀，并保温5-7h；保温结束，冷却至常温，过滤、出料，得聚酯树脂绝缘漆。
3.根据权利要求1所述的聚酯树脂绝缘漆，其特征在于：所述组成还包括甲基丙烯酸甲酯0.5-1.5份。
4.根据权利要求1所述的聚酯树脂绝缘漆，其特征在于：所述组成还包括纳米银粉体0.01-0.03份。
5.根据权利要求1-4任一项所述的聚酯树脂绝缘漆，其特征在于：所述不饱和树脂为聚丙烯酸树脂。
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| CN116285561A (zh) * | 2023-03-22 | 2023-06-23 | 六安江淮电机有限公司 | 一种水溶性半无机硅钢片漆 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116285561A (zh) * | 2023-03-22 | 2023-06-23 | 六安江淮电机有限公司 | 一种水溶性半无机硅钢片漆 |
| CN116285561B (zh) * | 2023-03-22 | 2024-03-29 | 六安江淮电机有限公司 | 一种水溶性半无机硅钢片漆 |
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