CN106280563A - 一种防护型复合碳酸钙及其制备方法 - Google Patents
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- C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
- C09C3/10—Treatment with macromolecular organic compounds
Abstract
本发明公开了一种防护型复合碳酸钙及其制备方法,包括以下原料:碳酸钙、聚醚醚酮树脂、羟基丙烯酸树脂、云母粉、硫酸钡、硫基乙酸异辛酯、季戊四醇、乙二醇乙醚、甲基异丁基甲酮、改性剂、水适量;其制备方法包括以下步骤:(1)制得预混料待用;(2)制得混合液;(3)制得改性剂;(4)将预混料、混合液和改性剂混合,搅拌均匀,研磨、烘干、粉碎成超细粉末即得。本发明通过将碳酸钙与硫酸钡、聚醚醚酮树脂、羟基丙烯酸树脂、硫基乙酸异辛酯等综合性能较佳的材料进行组合,改进生产工艺,采用改性剂等有效地增加了组合物的防护性能;其生产工艺简单,生产周期短,质量稳定,生产成本低,应用价值较高。
Description
技术领域
本发明涉及工业填料领域,尤其涉及一种防护型复合碳酸钙及其制备方法。
背景技术
碳酸钙是一种无机化合物,CaCO3俗称:灰石、石灰石、石粉、大理石等,是由钙离子和碳酸根离子结合生成的,是一类重要的功能性无机填料,工业上用途甚广,具有价格低廉、储量丰富、性能稳定、易加工、无毒等优点,能够显著的改善材料的加工性能、物理性能以及降低生产成本等等,广泛应用于塑料、橡胶、涂料、造纸等领域。
在碳酸钙的应用领域中,大多产品属于聚合物的范畴,然而,碳酸钙粒子表面分布有强亲水性的羟基,表现为碱性,和有机高聚物基质材料的界面性质不同,相容性差,难以在基质材料中分散均匀以及和基质材料形成强的结合力,造成两材料之间的界面缺陷,使复合材料某些力学性能下降。因此需要改变传统碳酸钙产品的性能,改善其应用性能以满足新材料、新技术发展的需要,是碳酸钙工业急需解决的问题。
发明内容
本发明的目的在于,提供一种防护型复合碳酸钙及其制备方法,通过将综合性能较佳的材料进行组合,改进生产工艺,采用改性剂等有效地增加了组合物的防护性能。
为了实现上述目的,本发明采用的技术方案如下:
一种防护型复合碳酸钙及其制备方法,包括以下重量份的原料:碳酸钙50~80份、聚醚醚酮树脂2~4份、羟基丙烯酸树脂1~3份、云母粉1~3份、硫酸钡3~5份、硫基乙酸异辛酯4~6份、季戊四醇2~3份、乙二醇乙醚1~1.5份、甲基异丁基甲酮1~2份、改性剂5~8份、水适量;其中所述改性剂由以下重量份的原料制成:纳米二氧化钛30~50份、蒙脱石粉2~4份、琥珀酸酐3~5份、醋丙乳液2~5份、烷基季铵盐1~3份、磷酸氢二钠3~5份、异佛尔酮2~4份;
其制备方法包括以下步骤:
(1)将碳酸钙、聚醚醚酮树脂、羟基丙烯酸树脂、云母粉混合均匀加入砂磨机内,研磨至300~400目,得预混料待用;
(2)将硫酸钡、硫基乙酸异辛酯、季戊四醇放入混料机中,升温至75~85℃,混合搅拌半小时,然后加入乙二醇乙醚、甲基异丁基甲酮,继续升温至120~140℃,搅拌均匀,得混合液;
(3)将纳米二氧化钛、蒙脱石粉、琥珀酸酐、醋丙乳液加适量水搅拌,并升温至75~85℃,搅拌均匀后加入烷基季铵盐、磷酸氢二钠、异佛尔酮,继续加热至120~140℃,混合搅拌均匀,得改性剂;
(4)将步骤(1)得到的预混料、步骤(2)得到的混合液和步骤(3)得到的改性剂混合,搅拌均匀,研磨、烘干、粉碎成超细粉末即得。
本发明的有益效果为:
本发明通过将碳酸钙与硫酸钡、聚醚醚酮树脂、羟基丙烯酸树脂、硫基乙酸异辛酯等综合性能较佳的材料进行组合,改进生产工艺,采用改性剂等有效地增加了组合物的防护性能;本发明生产工艺简单,生产过程环保无污染,实现了资源和能源的充分利用,生产周期短,质量稳定,生产成本低,应用价值较高。
具体实施方式:
以下以具体实施例来说明本发明的技术方案,但本发明的保护范围不限于此:
实施例1:
一种防护型复合碳酸钙及其制备方法,包括以下重量份的原料:碳酸钙50份、聚醚醚酮树脂2份、羟基丙烯酸树脂1份、云母粉1份、硫酸钡3份、硫基乙酸异辛酯4份、季戊四醇2份、乙二醇乙醚1份、甲基异丁基甲酮1份、改性剂5份、水适量;其中所述改性剂由以下重量份的原料制成:纳米二氧化钛30份、蒙脱石粉2份、琥珀酸酐3份、醋丙乳液2份、烷基季铵盐1份、磷酸氢二钠3份、异佛尔酮2份;
其制备方法包括以下步骤:
(1)将碳酸钙、聚醚醚酮树脂、羟基丙烯酸树脂、云母粉混合均匀加入砂磨机内,研磨至300~400目,得预混料待用;
(2)将硫酸钡、硫基乙酸异辛酯、季戊四醇放入混料机中,升温至75℃,混合搅拌半小时,然后加入乙二醇乙醚、甲基异丁基甲酮,继续升温至140℃,搅拌均匀,得混合液;
(3)将纳米二氧化钛、蒙脱石粉、琥珀酸酐、醋丙乳液加适量水搅拌,并升温至85℃,搅拌均匀后加入烷基季铵盐、磷酸氢二钠、异佛尔酮,继续加热至120℃,混合搅拌均匀,得改性剂;
(4)将步骤(1)得到的预混料、步骤(2)得到的混合液和步骤(3)得到的改性剂混合,搅拌均匀,研磨、烘干、粉碎成超细粉末即得。
实施例2:
一种防护型复合碳酸钙及其制备方法,包括以下重量份的原料:碳酸钙80份、聚醚醚酮树脂4份、羟基丙烯酸树脂3份、云母粉3份、硫酸钡5份、硫基乙酸异辛酯6份、季戊四醇3份、乙二醇乙醚1.5份、甲基异丁基甲酮2份、改性剂8份、水适量;其中所述改性剂由以下重量份的原料制成:纳米二氧化钛50份、蒙脱石粉4份、琥珀酸酐5份、醋丙乳液5份、烷基季铵盐3份、磷酸氢二钠5份、异佛尔酮4份;
其制备方法包括以下步骤:
(1)将碳酸钙、聚醚醚酮树脂、羟基丙烯酸树脂、云母粉混合均匀加入砂磨机内,研磨至300~400目,得预混料待用;
(2)将硫酸钡、硫基乙酸异辛酯、季戊四醇放入混料机中,升温至85℃,混合搅拌半小时,然后加入乙二醇乙醚、甲基异丁基甲酮,继续升温至120℃,搅拌均匀,得混合液;
(3)将纳米二氧化钛、蒙脱石粉、琥珀酸酐、醋丙乳液加适量水搅拌,并升温至75℃,搅拌均匀后加入烷基季铵盐、磷酸氢二钠、异佛尔酮,继续加热至140℃,混合搅拌均匀,得改性剂;
(4)将步骤(1)得到的预混料、步骤(2)得到的混合液和步骤(3)得到的改性剂混合,搅拌均匀,研磨、烘干、粉碎成超细粉末即得。
以上实施例仅用以说明本发明的技术方案,而非对本发明保护范围的限制,尽管参照较佳实施例对本发明作了详细地说明,本领域的普通技术人员应当理解,可以对本发明的技术方案进行修改或者等同替换,而不脱离本发明技术方案的实质和范围。
Claims (1)
1.一种防护型复合碳酸钙及其制备方法,其特征在于,包括以下重量份的原料:碳酸钙50~80份、聚醚醚酮树脂2~4份、羟基丙烯酸树脂1~3份、云母粉1~3份、硫酸钡3~5份、硫基乙酸异辛酯4~6份、季戊四醇2~3份、乙二醇乙醚1~1.5份、甲基异丁基甲酮1~2份、改性剂5~8份、水适量;其中所述改性剂由以下重量份的原料制成:纳米二氧化钛30~50份、蒙脱石粉2~4份、琥珀酸酐3~5份、醋丙乳液2~5份、烷基季铵盐1~3份、磷酸氢二钠3~5份、异佛尔酮2~4份;
其制备方法包括以下步骤:
(1)将碳酸钙、聚醚醚酮树脂、羟基丙烯酸树脂、云母粉混合均匀加入砂磨机内,研磨至300~400目,得预混料待用;
(2)将硫酸钡、硫基乙酸异辛酯、季戊四醇放入混料机中,升温至75~85℃,混合搅拌半小时,然后加入乙二醇乙醚、甲基异丁基甲酮,继续升温至120~140℃,搅拌均匀,得混合液;
(3)将纳米二氧化钛、蒙脱石粉、琥珀酸酐、醋丙乳液加适量水搅拌,并升温至75~85℃,搅拌均匀后加入烷基季铵盐、磷酸氢二钠、异佛尔酮,继续加热至120~140℃,混合搅拌均匀,得改性剂;
(4)将步骤(1)得到的预混料、步骤(2)得到的混合液和步骤(3)得到的改性剂混合,搅拌均匀,研磨、烘干、粉碎成超细粉末即得。
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Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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EP1498450A1 (de) * | 2003-07-16 | 2005-01-19 | Clariant GmbH | Verwendung von Wachsen als Modifizierungsmittel für Füllstoffe |
CN103819949A (zh) * | 2014-03-13 | 2014-05-28 | 福建师范大学 | 一种无机粉体的表面改性方法 |
CN104130596A (zh) * | 2014-07-01 | 2014-11-05 | 青阳县永诚钙业有限责任公司 | 一种防水防火改性碳酸钙及其制备方法 |
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Patent Citations (3)
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EP1498450A1 (de) * | 2003-07-16 | 2005-01-19 | Clariant GmbH | Verwendung von Wachsen als Modifizierungsmittel für Füllstoffe |
CN103819949A (zh) * | 2014-03-13 | 2014-05-28 | 福建师范大学 | 一种无机粉体的表面改性方法 |
CN104130596A (zh) * | 2014-07-01 | 2014-11-05 | 青阳县永诚钙业有限责任公司 | 一种防水防火改性碳酸钙及其制备方法 |
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