CN106046394A - 一种醇酸乳化实验方法 - Google Patents

一种醇酸乳化实验方法 Download PDF

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CN106046394A
CN106046394A CN201610536255.9A CN201610536255A CN106046394A CN 106046394 A CN106046394 A CN 106046394A CN 201610536255 A CN201610536255 A CN 201610536255A CN 106046394 A CN106046394 A CN 106046394A
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张彬
王雷超
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Zhenping Sinoboom Paint Co Ltd
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Abstract

本发明涉及一种醇酸乳化实验方法,该实验方法简单,操控精确,利用搅拌装置,三口瓶,水浴锅,一次性滴管,温度计,电子天平,玻璃棒,透明样品瓶,红外线电机测速仪和电子光学显微镜以及NaOH分析纯级,去离子水,乳化剂101和乳化剂201进行快速实验,试验数据精确,参考对比度高,实时监控操作,试验方法高效快捷。

Description

一种醇酸乳化实验方法
技术领域
本发明涉及一种实验方法,具体涉及一种醇酸乳化实验方法。
背景技术
醇酸漆作为传统油漆的一个品种,已经存在很长一段时间,并作为一般防护和装饰性用漆最基本的选择,从而,醇酸漆更贴近于老百姓的生活的方方面面。但随着社会的进步和科学的发展、人们的环保意识的增强,醇酸漆的水性化已经势在必行。因此,为了响应国家和社会号召,节能环保、健康、安全、无害的水性醇酸乳液应运而生。由水性醇酸乳液配制而成的水性醇酸漆具有无毒、无害、低气味、健康环保,同时又具有醇酸漆的防护和装饰效果,因此,具有更加广阔的市场前景和市场需求。
但是目前对醇酸乳化进行的试验多为传统试验,直接对成品进行的试验数据取得后精确度低,并且实施监控操作方法取得试验数据在对比度上缺乏精确控制。
因此,提供一种方法简单,操控精确,试验数据精确,参考对比度高,实时监控操作,试验方法高效快捷的醇酸乳化实验方法,具有广泛的市场前景。
发明内容
针对现有技术的不足,本发明提供一种试验方法简单,操控精确,试验数据精确,参考对比度高,实时监控操作,试验方法高效快捷的醇酸乳化实验方法,用于克服现有技术中的缺陷。
本发明的技术内容是这样实现的:一种醇酸乳化实验方法, 该实验方法所需设备如下:搅拌装置,三口瓶,水浴锅,一次性滴管,温度计,电子天平,玻璃棒,透明样品瓶,红外线电机测速仪和电子光学显微镜;
该实验方法需要的试验物料如下:醇酸树脂,NaOH分析纯级,去离子水,乳化剂101和乳化剂201;
其实验方法包括如下步骤:
1)固定搅拌装置,并与红外线电机测速仪连接,把去离子水倒入水浴锅,利用温度计计量,加热至70℃;
2)测定醇酸树脂酸值,利用电子天平称量200g的醇酸,加入三口瓶中,把三口瓶固定在搅拌装置上,水浴锅液面到达三口瓶瓶颈处,开始搅拌,转速在400转/分;
3)计算完全中和醇酸所需的NaOH的重量,称量NaOH,加入三口瓶中,搅拌20分钟;
4)计算需要加入乳化剂的重量,利用电子天平分别称量乳化剂101和乳化剂201,加入三口瓶中,搅拌30分钟;
5)加入乳化剂30分钟后,开始加水,每隔30秒加一次,利用一次性滴管滴取每次1ml,加水需迅速,准确,不能滴在三口瓶壁,也不能加在搅拌装置的搅拌杆上;
6)加水结束之前,用玻璃棒取少许试验料,放入70℃水中,观察是否快速分散,确定是否已经完全乳化,如还没有完全乳化,继续加水至完全乳化;
7)完全乳化后,移走水浴锅,换成凉水水浴,急速降温,待实验料与室温一样,从三口瓶倒入透明样品瓶中;
8)利用电子光学显微镜对透明样品瓶中样品进行测试乳液的粒径和粒径分布。
所述的搅拌装置包括支架,在支架上方设置有电机,电机下方连接搅拌杆,电机的功率不低于300W。
所述的三口瓶的容量为500毫升。
所述的一次性滴管的容量为3毫升。
所述的醇酸树脂为纯度不低于96%的中长油醇酸树脂。
所述的NaOH为分析纯级NaOH。
本发明具有如下的积极效果:该实验方法简单,操控精确,利用搅拌装置,三口瓶,水浴锅,一次性滴管,温度计,电子天平,玻璃棒,透明样品瓶,红外线电机测速仪和电子光学显微镜以及NaOH分析纯级,去离子水,乳化剂101和乳化剂201进行快速实验,试验数据精确,参考对比度高,实时监控操作,试验方法高效快捷。
附图说明
图1为样品一的乳液粒径储存变化曲线;
图2为样品二的乳液粒径储存变化曲线;
图3为粒径分布曲线图。
具体实施方式
一种醇酸乳化实验方法,该实验方法所需设备如下:搅拌装置,三口瓶,水浴锅,一次性滴管,温度计,电子天平,玻璃棒,透明样品瓶,红外线电机测速仪和电子光学显微镜;
该实验方法需要的试验物料如下:醇酸树脂,NaOH分析纯级,去离子水,乳化剂101和乳化剂201;
其实验方法包括如下步骤:
1)固定搅拌装置,并与红外线电机测速仪连接,把去离子水倒入水浴锅,利用温度计计量,加热至70℃;
2)测定醇酸树脂酸值,利用电子天平称量200g的醇酸,加入三口瓶中,把三口瓶固定在搅拌装置上,水浴锅液面到达三口瓶瓶颈处,开始搅拌,转速在400转/分;
3)计算完全中和醇酸所需的NaOH的重量,称量NaOH,加入三口瓶中,搅拌20分钟;
4)计算需要加入乳化剂的重量,利用电子天平分别称量乳化剂101和乳化剂201,加入三口瓶中,搅拌30分钟;
5)加入乳化剂30分钟后,开始加水,每隔30秒加一次,利用一次性滴管滴取每次1ml,加水需迅速,准确,不能滴在三口瓶壁,也不能加在搅拌装置的搅拌杆上;
6)加水结束之前,用玻璃棒取少许试验料,放入70℃水中,观察是否快速分散,确定是否已经完全乳化,如还没有完全乳化,继续加水至完全乳化;
7)完全乳化后,移走水浴锅,换成凉水水浴,急速降温,待实验料与室温一样,从三口瓶倒入透明样品瓶中;
8)利用电子光学显微镜对透明样品瓶中样品进行测试乳液的粒径和粒径分布。
所述的搅拌装置包括支架,在支架上方设置有电机,电机下方连接搅拌杆,电机的功率不低于300W。所述的三口瓶的容量为500毫升。所述的一次性滴管的容量为3毫升。所述的醇酸树脂为纯度不低于96%的中长油醇酸树脂。
所述的NaOH为分析纯级NaOH。
该乳液还可以在相反转过程中加入催干剂,可以大大的缩短醇酸的干燥时间,而漆膜性能也同时有所提高。该乳液在室温、40℃以及50℃的条件下储存,乳液的粒径和粒径分布均很稳定。具体参数如下:
图1为样品一的乳液粒径储存变化曲线;
图2为样品二的乳液粒径储存变化曲线;
图3为粒径分布曲线图。
本实验方法所实验产品在实际应用中,使用醇酸乳液调试水性醇酸高光白色面漆配方为(质量百分比):去离子水:15.4%,分散剂:1%,流变助剂:0.5%,消泡剂:0.1%,钛白粉:25%,醇酸乳液:55%,催干剂:1.5%,丙二醇:1.5%。

Claims (6)

1.一种醇酸乳化实验方法,其特征在于:
该实验方法所需设备如下:搅拌装置,三口瓶,水浴锅,一次性滴管,温度计,电子天平,玻璃棒,透明样品瓶,红外线电机测速仪和电子光学显微镜;
该实验方法需要的试验物料如下:醇酸树脂,NaOH分析纯级,去离子水,乳化剂101和乳化剂201;
其实验方法包括如下步骤:
1)固定搅拌装置,并与红外线电机测速仪连接,把去离子水倒入水浴锅,利用温度计计量,加热至70℃;
2)测定醇酸树脂酸值,利用电子天平称量200g的醇酸,加入三口瓶中,把三口瓶固定在搅拌装置上,水浴锅液面到达三口瓶瓶颈处,开始搅拌,转速在400转/分;
3)计算完全中和醇酸所需的NaOH的重量,称量NaOH,加入三口瓶中,搅拌20分钟;
4)计算需要加入乳化剂的重量,利用电子天平分别称量乳化剂101和乳化剂201,加入三口瓶中,搅拌30分钟;
5)加入乳化剂30分钟后,开始加水,每隔30秒加一次,利用一次性滴管滴取每次1ml,加水需迅速,准确,不能滴在三口瓶壁,也不能加在搅拌装置的搅拌杆上;
6)加水结束之前,用玻璃棒取少许试验料,放入70℃水中,观察是否快速分散,确定是否已经完全乳化,如还没有完全乳化,继续加水至完全乳化;
7)完全乳化后,移走水浴锅,换成凉水水浴,急速降温,待实验料与室温一样,从三口瓶倒入透明样品瓶中;
8)利用电子光学显微镜对透明样品瓶中样品进行测试乳液的粒径和粒径分布。
2.根据权利要求1所述的醇酸乳化实验方法,其特征在于:所述的搅拌装置包括支架,在支架上方设置有电机,电机下方连接搅拌杆,电机的功率不低于300W。
3.根据权利要求1所述的醇酸乳化实验方法,其特征在于:所述的三口瓶的容量为500毫升。
4.根据权利要求1所述的醇酸乳化实验方法,其特征在于:所述的一次性滴管的容量为3毫升。
5.根据权利要求1所述的醇酸乳化实验方法,其特征在于:所述的醇酸树脂为纯度不低于96%的中长油醇酸树脂。
6.根据权利要求1所述的醇酸乳化试验实验方法,其特征在于:所述的NaOH为分析纯级NaOH。
CN201610536255.9A 2016-07-08 2016-07-08 一种醇酸乳化实验方法 Pending CN106046394A (zh)

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Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104774544A (zh) * 2015-04-27 2015-07-15 西北永新涂料有限公司 水性醇酸乳液和水性醇酸清漆及水性醇酸色漆及其制备方法

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104774544A (zh) * 2015-04-27 2015-07-15 西北永新涂料有限公司 水性醇酸乳液和水性醇酸清漆及水性醇酸色漆及其制备方法

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
张中一: "水性涂料的制备", 《中国优秀硕士学位论文全文数据库》 *
郑常杏,张爱黎,倪佳英,黎彦: "相反转法制备水性醇酸树脂", 《上海涂料》 *

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Application publication date: 20161026