CN104353421B - 一种防雾霾吸附剂及其制备方法 - Google Patents
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Abstract
一种防雾霾吸附剂,由下列重量份的原料制成:活性炭80‑90、碳酸氢铵0.2‑0.3、沸石粉6‑8、三烯四胺0.5‑0.8、四方硫酸盐纤铁矿2‑3、5A分子筛10‑15、聚乙烯醇缩醛胶液2‑3、粉煤灰2‑4、羧甲基纤维素2‑4、烯丙基环糊精1‑1.3、1Mol/L氢氧化钠溶液130‑150、1Mol/L氯化钙溶液140‑160、水适量、助剂3‑5;本发明的吸附剂对有害气体和空气异味、烟味有良好的吸附作用,同时能够抑菌,对PM2.5具有良好的吸附阻隔作用,防雾霾效果好,适用于口罩。通过使用本发明助剂,能够防止皮肤过敏,提神醒脑,提高过滤性能。
Description
技术领域
本发明涉及吸附剂领域,尤其涉及一种防雾霾吸附剂及其制备方法。
背景技术
近几年雾霾天气越来越严重,PM2.5严重超标,雾霾中含有大量病菌和粉尘,给人们的健康带来了极大的威胁,目前的普通的口罩吸附剂基本以活性炭为主,但是活性炭对颗粒污染物的吸附和过滤效果有限,大气中各种有机废气污染物也逐渐增多,活性炭吸附剂不能分解除去这些污染物,即便吸附到口罩上,也对人体健康有影响,因此为了保障人们的身体健康,需要对口罩吸附剂进行改进。
发明内容
本发明的目的在于提供一种防雾霾吸附剂及其制备方法,该吸附剂对有害气体和空气异味、烟味有良好的吸附作用,同时能够抑菌,对PM2.5具有良好的吸附阻隔作用,防雾霾效果好,适用于口罩。
本发明的技术方案如下:
一种防雾霾吸附剂,其特征在于由下列重量份的原料制成:活性炭80-90、碳酸氢铵0.2-0.3、沸石粉6-8、三烯四胺0.5-0.8、四方硫酸盐纤铁矿2-3、5A分子筛10-15、聚乙烯醇缩醛胶液2-3、粉煤灰2-4、羧甲基纤维素2-4、烯丙基环糊精1-1.3、1Mol/L氢氧化钠溶液230-250、1Mol/L氯化钙溶液240-260、水适量、助剂3-5;
所述助剂由下列重量份的原料制成:葡萄籽3-4、银杏叶1-2、乙醇4-6、淀粉胶0.5-1、氢氧化铁1-2、粘土4-6、茶树精油0.4-0.7、硅酸乙酯3-4、水适量;制备方法为:将葡萄籽、银杏叶粉碎,加水和乙醇煎煮,过滤得滤饼和浆液,将滤饼烘干,与氢氧化铁、粘土混合,粉碎至180目以下,与淀粉胶、硅酸乙酯一起送入搅拌机中,加水搅拌成膏体,挤压成条,然后在炭化炉中隔绝空气加热至700-800℃,保温40-50分钟,得到炭化料,将炭化料在850-900℃下用水蒸气活化2-2.5小时,取出,均匀再喷洒茶树精油和所述浆液的混合物,烘干,粉碎成0.3mm以下的颗粒,即得。
所述防雾霾吸附剂的制备方法,其特征在于包括以下步骤:
(1)将沸石粉、三烯四胺、5A分子筛、粉煤灰、烯丙基环糊精,加入7-9倍重量份的水,搅拌10-14小时,在70-80℃下蒸发脱水,至含水量为4-6%,在 200-250℃下煅烧1-2小时,粉碎,过100目筛,得到颗粒;
(2)将除了助剂之外其他剩余成分混合,加水,造粒,在500-600℃下焙烧30-40分钟,粉碎过30目筛,得到颗粒;
(3)将前两步得到的颗粒与助剂混合,加入1Mol/L氢氧化钠溶液,加热至95-98℃,处理1.5-2小时,洗涤,干燥;
(4)将第(3)步得到的物料加入1Mol/L氯化钙溶液中,加热至75-80℃,浸泡5-6个小时,洗涤,干燥,即得。
本发明的有益效果
本发明的吸附剂对有害气体和空气异味、烟味有良好的吸附作用,同时能够抑菌,对PM2.5具有良好的吸附阻隔作用,防雾霾效果好,适用于口罩。通过使用本发明助剂,能够防止皮肤过敏,提神醒脑,提高过滤性能。
具体实施方式
一种防雾霾吸附剂,由下列重量份(公斤)的原料制成:活性炭85、碳酸氢铵0.2、沸石粉7、三烯四胺0.6、四方硫酸盐纤铁矿2.5、5A分子筛13、聚乙烯醇缩醛胶液2.5、粉煤灰3、羧甲基纤维素3、烯丙基环糊精1.2、1Mol/L氢氧化钠溶液240、1Mol/L氯化钙溶液250、水适量、助剂4;
所述助剂由下列重量份(公斤)的原料制成:葡萄籽3.5、银杏叶1.5、乙醇5、淀粉胶0.8、氢氧化铁1.5、粘土5、茶树精油0.6、硅酸乙酯3.5、水适量;制备方法为:将葡萄籽、银杏叶粉碎,加水和乙醇煎煮,过滤得滤饼和浆液,将滤饼烘干,与氢氧化铁、粘土混合,粉碎至180目以下,与淀粉胶、硅酸乙酯一起送入搅拌机中,加水搅拌成膏体,挤压成条,然后在炭化炉中隔绝空气加热至750℃,保温45分钟,得到炭化料,将炭化料在880℃下用水蒸气活化2.3小时,取出,均匀再喷洒茶树精油和所述浆液的混合物,烘干,粉碎成0.3mm以下的颗粒,即得。
所述防雾霾吸附剂的制备方法,包括以下步骤:
(1)将沸石粉、三烯四胺、5A分子筛、粉煤灰、烯丙基环糊精,加入8倍重量份的水,搅拌12小时,在75℃下蒸发脱水,至含水量为5%,在 220℃下煅烧1.5小时,粉碎,过100目筛,得到颗粒;
(2)将除了助剂之外其他剩余成分混合,加水,造粒,在550℃下焙烧35分钟,粉碎过30目筛,得到颗粒;
(3)将前两步得到的颗粒与助剂混合,加入1Mol/L氢氧化钠溶液,加热至97℃,处理1.8小时,洗涤,干燥;
(4)将第(3)步得到的物料加入1Mol/L氯化钙溶液中,加热至77℃,浸泡5.5个小时,洗涤,干燥,即得。
试验数据
该吸附剂的比表面积为478㎡/g,对苯的饱和吸附量为0.37g/g,将该吸附剂用于无纺布口罩,对PM2.5的滤性为97.6%。
Claims (1)
1.一种防雾霾吸附剂,其特征在于由下列重量份的原料制成:活性炭80-90、碳酸氢铵0.2-0.3、沸石粉6-8、三烯四胺0.5-0.8、四方硫酸盐纤铁矿2-3、5A分子筛10-15、聚乙烯醇缩醛胶液2-3、粉煤灰2-4、羧甲基纤维素2-4、烯丙基环糊精1-1.3、1mol/L氢氧化钠溶液230-250、1mol/L氯化钙溶液240-260、水适量、助剂3-5; 所述助剂由下列重量份的原料制成:葡萄籽3-4、银杏叶1-2、乙醇4-6、淀粉胶0.5-1、氢氧化铁1-2、粘土4-6、茶树精油0.4-0.7、硅酸乙酯3-4、水适量;制备方法为:将葡萄籽、银杏叶粉碎,加水和乙醇煎煮,过滤得滤饼和浆液,将滤饼烘干,与氢氧化铁、粘土混合,粉碎至180目以下,与淀粉胶、硅酸乙酯一起送入搅拌机中,加水搅拌成膏体,挤压成条,然后在炭化炉中隔绝空气加热至700-800℃,保温40-50分钟,得到炭化料,将炭化料在850-900℃下用水蒸气活化2-2.5小时,取出,再均匀喷洒茶树精油和所述浆液的混合物,烘干,粉碎成0.3mm以下的颗粒,即得;
所述防雾霾吸附剂的制备方法包括以下步骤: (1)将沸石粉、三烯四胺、5A分子筛、粉煤灰、烯丙基环糊精,加入7-9倍重量份的水,搅拌10-14小时,在70-80℃下蒸发脱水,至含水量为4-6%,在 200-250℃下煅烧1-2小时,粉碎,过100目筛,得到颗粒; (2) 将除了助剂、氢氧化钠溶液和氯化钙溶液之外其他剩余成分混合,加水,造粒,在500-600℃下焙烧30-40分钟,粉碎过30目筛,得到颗粒; (3)将前两步得到的颗粒与助剂混合,加入1mol/L氢氧化钠溶液,加热至95-98℃,处理1.5-2小时,洗涤,干燥;(4)将第(3)步得到的物料加入1mol/L氯化钙溶液中,加热至75-80℃,浸泡5-6个小时,洗涤,干燥,即得。
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CN101327423B (zh) * | 2008-08-01 | 2011-08-10 | 东南大学 | 含活性炭的球状颗粒复合材料及其制备工艺 |
CN100577279C (zh) * | 2008-08-01 | 2010-01-06 | 东南大学 | 具有吸附和反应能力的多孔颗粒复合材料及其制备工艺 |
CN103521176A (zh) * | 2013-08-30 | 2014-01-22 | 蚌埠德美过滤技术有限公司 | 一种改性活性炭硫化氢吸附剂及其制备方法 |
CN103495392A (zh) * | 2013-08-30 | 2014-01-08 | 蚌埠首创滤清器有限公司 | 一种柠檬酸改性活性炭材料及其制备方法 |
CN103736460A (zh) * | 2013-12-12 | 2014-04-23 | 芜湖中路实业有限责任公司 | 一种凹凸棒土烟气脱硫剂及其制备方法 |
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