CN106010803B - 自来水管道清洗剂及其制备方法 - Google Patents
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- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
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- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/34—Organic compounds containing sulfur
- C11D3/3445—Organic compounds containing sulfur containing sulfino groups, e.g. dimethyl sulfoxide
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- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/48—Medical, disinfecting agents, disinfecting, antibacterial, germicidal or antimicrobial compositions
Abstract
本发明属于日用化学品领域,具体涉及一种自来水管道清洗剂及其制备方法。该自来水管道清洗剂包括以下重量份的原料:柠檬酸20~40份、乙醇酸5~10份、改性凹凸棒土6~9份、改性蒙脱石3~5份、十二烷基二甲基苄基氯化铵2~4份、红薯淀粉2~4份、大蒜素1~2份、无水乙醇3~5份。本发明自来水管道清洗剂原料多为天然物质,无毒无害,可有效去除自来水管内存在对人体有害的化学品、重金属及有害细菌。
Description
技术领域
本发明属于日用化学品领域,具体涉及一种自来水管道清洗剂及其制备方法。
背景技术
人们的身体健康与饮用水水质息息相关,随着社会、经济的高速发展,人们的生活水平得到了显著提高,对饮用水的要求也不仅仅在于水量、水压,更加关注水质安全。
在我国大多数城市中,由于历史及经济原因,供水旧管道占较大比例,并且管道材质五花八门,有水泥管、铸铁管、高密度聚乙烯管、钢管、玻璃钢管、镀锌管、PE管等等。但传统上我国是以铸铁管和钢管做为主要的供水管材,这两种材质管线约占供水主干线的70%-80%,部分管材内部甚至未设防腐层,随着时间的推移,这些管网内部的腐蚀日益严重,对供水安全造成极大隐患。水管在长时间的使用后,污泥、砂石、油污、藻类、细菌及水中的各种重金属便渐渐堆积,附着于水管的管壁,这些平常看不见但附着在水管内的有害物质,会一点点地跟着水流被带出来,经由人们的生活饮食用水、洗漱用水渐渐被人体消化吸收和肌肤触摸吸收,危害人体健康,主要危害表现有:
①致癌物致病:长时间未清洁的水管内生长的藻类等有机物会与自来水中消毒的余氯发生化学反应生成三氯甲烷等致癌物质,这些物质就算使用净水器也无法去掉,唯有将该物质消除在源头;
②重金属致病:砷、镉、铬、铁、汞、锰、铅等缓慢中毒,发生的病兆不易发觉,一旦发病亦不易医治;
③细菌类致病:沙门氏菌、肠炎弧菌、金黄色葡萄球菌、肉毒杆菌、仙人掌杆菌、病原性大肠杆菌表现来得急又快,如上吐下泻,严重者致命,每年夏日此类型新闻层出不穷。
日本和欧美国家早已在20年前开始定期清洗水管,目前我国也已有部分家庭高度重视并主动请求清洗家中的自来水管。而清洗家庭水管道大部分用物理方法清除,效果不是很明显,最多能清除污泥,砂石以及少量污垢,很难清除细菌和金属污垢。
发明内容
针对上述问题,本发明提供了一种自来水管道清洗剂,其原料多为天然物质,无毒无害,可有效去除自来水管内存在对人体有害的化学品、重金属及有害细菌。本发明还提供了该清洗剂的制备方法。
为解决以上问题,本发明通过以下技术方案实现:
一种自来水管道清洗剂,包括以下重量份的原料:
进一步的,优选由以下重量份的原料制成:
进一步的,其改性凹凸棒土由以下步骤制成:将凹凸棒土用去离子水浸没,并加入适量的NaCl,混合均匀后,进行超声处理5分钟,超声波频率为30KHz,然后过滤、烘干,得到改性凹凸棒土;所述凹凸棒土、去离子水、NaCl之间的重量比为1:12:0.2。本方法通过超声波的空化作用,产生剧烈能量,不仅能将钠离子送入凹凸棒土的内部通道(钠离子化,可与重金属离子进行离子交换),还能除去凹凸棒土表面粘着成分,避免带入附着性强的杂质。凹凸棒石经钠盐活化改性后,钠离子同时充当了平衡硅氧四面体上负电荷的作用,由于钠离子电价低、半径大,与结构单元之间的作用力较弱,从而使凹凸棒石层状结构间的阳离子具有可交换性,另外由于在层间容积的作用下易分散、剥离,又使凹凸棒石具有更大的表面积,这种带电性和巨大的比表面积使改性后的凹凸棒石具有较强的吸附能力和阳离子交换能力,能稳定吸附重金属及微生物残骸。
进一步的,所述改性蒙脱石由以下步骤制成:将蒙脱石粉过筛后,用水洗以除去其表面浮尘和杂质,再与磷酸溶液以重量比1:5混合均匀,然后,常温下浸泡12h,所述磷酸溶液的质量百分比浓度为10%;对浸泡液进行抽滤、干燥,即得。本发明采用特定浓度的磷酸溶液对蒙脱石进行改性,磷酸最终以偏磷酸的形式滞留在蒙脱石中,可使蒙脱石产生更加丰富的层间结构,有助于其结构的改善及表面酸性官能团的产生,在清洗过程中可与重金属离子形成稳定吸附,从而增强固定作用。
上述自来水管道清洗剂的制备方法,包括以下步骤:
(1)将改性凹凸棒土、改性蒙脱石充分混合,研磨搅拌后形成混合物A;
(2)将柠檬酸、乙醇酸充分搅拌混合形成混合物B;
(3)将大蒜素、无水乙醇充分搅拌混合,浸泡6~8小时,形成混合物C;
(4)将十二烷基二甲基苄基氯化铵、红薯淀粉混合均匀,加入二者重量和500~600倍的去离子水,搅拌均匀,形成混合物D;
(5)将上述混合物A、B、C加入到D中,充分搅拌均匀,得到本发明自来水管道清洗剂(非均质液体,使用前须摇晃均匀)。
本发明的积极有益效果:
本发明自来水管道清洗剂的原料多为天然物质,无毒无害,可有效去除自来水管内存在对人体有害的化学品、重金属及有害细菌。
本发明所用原料中,柠檬酸可助于杀灭自来水管路中污染的细菌芽孢,且对食品卫生很有好处,再加上柠檬的清香气味,可杜绝后续使用的不适感。大蒜素为三硫代烯丙醚类化合物,对多种革兰氏阳性和阴性菌均有抗菌作用,对杆菌、真菌、病毒、阿米巴原虫、阴道滴虫、蛲虫等均有抑制杀灭作用,尤其对大肠杆菌、痢疾杆菌等肠道细菌作用强;大蒜素易进一步分解形成具有强烈臭味的硫化物,发明人经多次试验发现,经乙醇处理后的大蒜素可大大降低其分解,实现既脱臭又发挥其效能。红薯淀粉溶于水后生成胶质物质,能与水垢结合,使其从易于沉淀的针状结晶变为难以沉淀的立方状结晶,从而方便洗脱。
具体实施方式
以下以具体实施例来进一步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
一种自来水管道清洗剂,由以下重量份的原料制成:
其改性凹凸棒土由以下步骤制成:将凹凸棒土用去离子水浸没,并加入适量的NaCl,混合均匀后,进行超声处理5分钟,超声波频率为30KHz,然后过滤、烘干,得到改性凹凸棒土;所述凹凸棒土、去离子水、NaCl之间的重量比为1:12:0.2。所述改性蒙脱石由以下步骤制成:将蒙脱石粉过筛后,用水洗以除去其表面浮尘和杂质,再与磷酸溶液以重量比1:5混合均匀,然后,常温下浸泡12h,所述磷酸溶液的质量百分比浓度为10%;对浸泡液进行抽滤、干燥,即得。
上述自来水管道清洗剂的制备方法,包括以下步骤:
(1)将改性凹凸棒土、改性蒙脱石充分混合,研磨搅拌后形成混合物A;
(2)将柠檬酸、乙醇酸充分搅拌混合形成混合物B;
(3)将大蒜素、无水乙醇充分搅拌混合,浸泡7小时,形成混合物C;
(4)将十二烷基二甲基苄基氯化铵、红薯淀粉混合均匀,加入二者重量和600倍的去离子水,搅拌均匀,形成混合物D;
(5)将上述混合物A、B、C加入到D中,充分搅拌均匀,得到本发明自来水管道清洗剂。
实施例2
一种自来水管道清洗剂,除以下内容外,与实施例1相同:
实施例3
一种自来水管道清洗剂,除以下内容外,与实施例1相同:
实施例4
一种自来水管道清洗剂,除以下内容外,与实施例1相同:
实施例5
一种自来水管道清洗剂,除以下内容外,与实施例1相同:
效果检测:
检测方法:金属含量GB/T5750.6-2006、菌落GB/T5750.12-2006、三氯甲烷GB/T5750.8-2006。
试验对象:家庭正常使用五年以上未清洗的自来水管道。
试验方法:采用以上实施例1~5清洗剂进行自来水管道清洗:将各实施例清洗剂摇匀,通入管道内,循环冲洗20~30min,然后再用清水循环冲洗3~5min,接通自来水源,参照以上标准检测水质,结果见表1。
表1检测结果对比
实施例 | 砷mg/L | 镉mg/L | 铬mg/L | 铅mg/L | 三氯甲烷mg/L | 菌落CFU/mL |
未处理 | 0.047 | 0.021 | 0.09 | 0.01 | 0.07 | 235 |
1 | 0.001 | 0.001 | 0.01 | 0.01 | 无 | 32 |
2 | 0.005 | 0.002 | 0.05 | 0.01 | 0.03 | 47 |
3 | 0.004 | 0.004 | 0.02 | 0.01 | 0.06 | 53 |
4 | 0.007 | 0.003 | 0.04 | 0.01 | 0.05 | 51 |
5 | 0.008 | 0.005 | 0.04 | 0.01 | 0.05 | 64 |
本发明并不局限于上述具体实施方式,本领域技术人员还可据此做出多种变化,但任何与本发明等同或者类似的变化都应涵盖在本发明权利要求的范围内。
Claims (3)
1.一种自来水管道清洗剂,其特征在于,包括以下重量份的原料:
所述改性凹凸棒土由以下步骤制成:将凹凸棒土用去离子水浸没,并加入适量的NaCl,混合均匀后,进行超声处理5分钟,超声波频率为30KHz,然后过滤、烘干,得到改性凹凸棒土;所述凹凸棒土、去离子水、NaCl之间的重量比为1:12:0.2;
所述改性蒙脱石由以下步骤制成:将蒙脱石粉过筛后,用水洗以除去其表面浮尘和杂质,再与磷酸溶液以重量比1:5混合均匀,然后,常温下浸泡12h,所述磷酸溶液的质量百分比浓度为10%;对浸泡液进行抽滤、干燥,即得。
2.根据权利要求1所述的自来水管道清洗剂,其特征在于,由以下重量份的原料制成:
3.一种如权利要求1或2所述的自来水管道清洗剂的制备方法,其特征在于,包括以下步骤:
(1)将改性凹凸棒土、改性蒙脱石充分混合,研磨搅拌后形成混合物A;
(2)将柠檬酸、乙醇酸充分搅拌混合,形成混合物B;
(3)将大蒜素、无水乙醇充分搅拌混合,浸泡6~8小时,形成混合物C;
(4)将十二烷基二甲基苄基氯化铵、红薯淀粉混合均匀,加入二者重量和500~600倍的去离子水,搅拌均匀,形成混合物D;
(5)将上述混合物A、B、C加入到D中,充分搅拌均匀,得到本发明自来水管道清洗剂。
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CN111635833A (zh) * | 2020-05-29 | 2020-09-08 | 东莞市东阳光冬虫夏草研发有限公司 | 冬虫夏草清洗剂及其应用 |
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