CN107012012A - 一种含有纳米碳晶素的洗衣粉 - Google Patents
一种含有纳米碳晶素的洗衣粉 Download PDFInfo
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Abstract
本发明公开一种含有纳米碳晶素的洗衣粉,属于日用品技术领域,由以下重量百分比的原料组成:阴离子表面活性剂1‑15%、非离子表面活性剂1‑5%、高分子助洗剂1‑10%、羧甲基纤维素钠0.1‑2%、纯碱5‑20%、水玻璃8‑15%、液碱1.3‑2.8%、元明粉20‑60%、增白剂0.05‑0.5%、生物酶0.1‑1%、香精0.1‑0.4%、4A沸石5‑15%、改性纳米碳晶素1‑10%。本发明的洗衣粉具有超强去污、消毒灭菌的双重功效,洗涤和杀菌消毒同步完成,大大简化了洗涤工艺、节省了洗涤时间,在冷水条件下,也能起到很好的洗涤效果,不受区域地理位置、温度限制,适用范围广,且对环境污染小。
Description
技术领域
本发明属于日用品技术领域,具体涉及一种含有纳米碳晶素的洗衣粉。
背景技术
洗衣粉是人们常用的日用品之一,是指粉状或粒状的合成洗涤剂,主要成分为表面活性剂,并配有适量不同作用的助洗剂。我国洗衣粉生产技术趋于成熟,洗衣粉产品中的组分由采用产能低、污染大和不可再生的石油基表面活性剂,更换为产能高、低污染和可再生的天然油脂基表面活性剂。
目前,市售的洗衣粉虽然具有很好的去污能力,但去除顽固污渍的能力不强,且易受水温影响,致使洗衣粉的去油脂能力受限,尤其是偏寒冷地区的纺织品和衣物等,一般在洗涤时还需要额外提高水温,洗涤衣物时极不方便,且功能性比较单一。虽然市面上也相继出现了具有消毒杀菌功效的洗衣粉,但其主要是通过在洗衣粉配方中添加化学杀菌剂来实现的,这在应用中存在诸多问题,比如化学杀菌剂有毒,长期使用易对人体造成伤害,有的洗衣粉还存在着溶解速度慢、储存稳定性差及成本较高等缺点,有的易伤手,手洗衣物后皮肤容易变得干涩等。
发明内容
本发明目的在于提供一种含有纳米碳晶素的洗衣粉。
基于上述目的,本发明采取以下技术方案:
一种含有纳米碳晶素的洗衣粉,由以下重量百分比的原料组成:阴离子表面活性剂1-15%、非离子表面活性剂1-5%、高分子助洗剂1-10%、羧甲基纤维素钠0.1-2%、纯碱5-20%、水玻璃8-15%、液碱1.3-2.8%、元明粉20-60%、增白剂0.05-0.5%、生物酶0.1-1%、香精0.1-0.4%、4A沸石5-15%、改性纳米碳晶素1-10%。
改性纳米碳晶素由以下方法制得:常温下,将纳米碳晶素分散于无水乙醇中,于搅拌条件下,滴入表面改性剂,75-80℃下,加热回流4-5h,冷却、离心分离,取沉淀物用无水乙醇洗涤2-3次后,干燥即得改性的纳米碳晶素;纳米碳晶素与无水乙醇的用量比为(0.5-1.0)g︰50mL,表面改性剂的加入量为无水乙醇的用量的2.0-3.0%。
所述表面改性剂为钛酸酯偶联剂。
所述钛酸酯偶联剂的型号选自NDZ-311、NDZ-201、NDZ-101和NDZ-102中的一种或两种以上的混合物;干燥温度为80℃,干燥时间为2h。
所述阴离子表面活性剂为脂肪醇甲酯磺酸钠或其与十二烷基硫酸钠、α-磺酸钠两者中的一种或两种的混合物;非离子表面活性剂为脂肪醇聚氧乙烯醚。
所述高分子助洗剂为聚羧酸盐类高分子聚合物。
所述增白剂为荧光增白剂VBL;生物酶选自碱性蛋白酶、碱性脂肪酶、淀粉酶和碱性纤维素酶中的一种或两种以上的混合物。
水玻璃的浓度为40-42%、液碱的浓度为40-42%。
本发明的洗衣粉可采取以下方法制得:将纯碱、水玻璃、4A沸石、高分子助洗剂、增白剂、元明粉等碱性材料混合配成浆料,通过高塔喷雾干燥工艺得到空心颗粒状的碱性基料,然后与阴离子表面活性剂混合后,再添加生物酶、香精、非离子表面活性剂和改性的纳米碳晶素,混匀即可。
纳米碳晶素为(纳米碳晶素为平均粒度等于10nm的纳米碳晶),具有良好的亲油疏水性能,加入洗衣粉中可帮助松动附着在织物材料表面污渍,在常温甚至低温下,可去除顽固污渍;具有较强的杀菌特性,能在短时间内杀死细菌,可作为一种新型的抗菌材料,广泛用作杀菌剂;无毒副作用,性能温和,不伤手,且排放到环境中无污染;比表面积大,吸附能力强。
与现有技术相比,本发明具有以下有益效果:
1、本发明的洗衣粉具有超强去污、消毒灭菌的双重功效,洗涤和杀菌消毒同步完成,大大简化了洗涤工艺、节省了洗涤时间,在冷水条件下,也能起到很好的洗涤效果,不受区域地理位置、温度限制,适用范围广,且对环境污染小;
2、为无磷配方,稳定性好、抗结块能力强,安全可靠,符合环保要求;具有显著的经济效益和社会效益,对促进我国洗涤剂工业发展,提高织物洗涤质量,具有重要作用和实际意义。
具体实施方式
实施例1
一种含有纳米碳晶素的洗衣粉,由以下重量百分比的原料组成:阴离子表面活性剂15%(脂肪醇甲酯磺酸钠10%、十二烷基硫酸钠5%)、非离子表面活性剂5%(脂肪醇聚氧乙烯醚)、高分子助洗剂1%(马来酸酐-丙烯酸共聚物)、羧甲基纤维素钠2%、纯碱20%、水玻璃(浓度为42%)15%、液碱(浓度为40%)2.8%、元明粉30%、增白剂0.05%(荧光增白剂VBL)、生物酶0.1%(碱性蛋白酶)、香精0.1%、4A沸石5%、改性纳米碳晶素3.95%。
改性纳米碳晶素由以下方法制得:常温下,将纳米碳晶素分散于无水乙醇中,于磁力搅拌速度1000-2000r/min下,滴入表面改性剂(钛酸酯偶联剂NDZ-311与NDZ-201的用量比为3︰7),80℃下,加热回流5h,冷却、离心分离,取沉淀物用无水乙醇洗涤2次后,于80℃下,干燥2h即得改性的纳米碳晶素;纳米碳晶素与无水乙醇的用量比为1.0g︰50mL,表面改性剂的加入量为无水乙醇的用量的3.0%。
实施例2
一种含有纳米碳晶素的洗衣粉,由以下重量百分比的原料组成:阴离子表面活性剂1%(脂肪醇甲酯磺酸钠)、非离子表面活性剂1%(脂肪醇聚氧乙烯醚)、高分子助洗剂10%(马来酸酐-丙烯酸共聚物)、羧甲基纤维素钠0.1%、纯碱5%、水玻璃(浓度为41%)8%、液碱(浓度为41%)1.3%、元明粉55.7%、增白剂0.5%(荧光增白剂VBL)、生物酶1%(碱性脂肪酶0.5%、淀粉酶0.5%)、香精0.4%、4A沸石15%、改性纳米碳晶素1%。
改性纳米碳晶素由以下方法制得:常温下,将纳米碳晶素分散于无水乙醇中,于磁力搅拌速度1000-2000r/min下,滴入表面改性剂(钛酸酯偶联剂NDZ-101与NDZ-102用量比为2︰3),75℃下,加热回流4h,冷却、离心分离,取沉淀物用无水乙醇洗涤3次后,于80℃下,干燥2h即得改性的纳米碳晶素;纳米碳晶素与无水乙醇的用量比为0.5g︰50mL,表面改性剂的加入量为无水乙醇的用量的2.0%。
实施例3
一种含有纳米碳晶素的洗衣粉,由以下重量百分比的原料组成:阴离子表面活性剂14%(脂肪醇甲酯磺酸钠4%、十二烷基硫酸钠6%、α-磺酸钠4%)、非离子表面活性剂4%(脂肪醇聚氧乙烯醚)、高分子助洗剂9%(马来酸酐-丙烯酸共聚物)、羧甲基纤维素钠1%、纯碱18%、水玻璃(浓度为42%)13%、液碱(浓度为40%)2.0%、元明粉20%、增白剂0.1%(荧光增白剂VBL)、生物酶0.8%(碱性蛋白酶0.3%、碱性纤维素酶0.5%)、香精0.2%、4A沸石7.9%、改性纳米碳晶素10%。
改性纳米碳晶素的制备方法参照实施例1。
实施例4
一种含有纳米碳晶素的洗衣粉,由以下重量百分比的原料组成:阴离子表面活性剂3%(脂肪醇甲酯磺酸钠2%、α-磺酸钠1%)、非离子表面活性剂2%(脂肪醇聚氧乙烯醚)、高分子助洗剂3%(马来酸酐-丙烯酸共聚物)、羧甲基纤维素钠0.5%、纯碱7%、水玻璃(浓度为42%)10%、液碱(浓度为42%)1.8%、元明粉60%、增白剂0.3%(荧光增白剂VBL)、生物酶0.5%(淀粉酶0.4%、碱性纤维素酶0.1%)、香精0.2%、4A沸石5.7%、改性纳米碳晶素6%。
改性纳米碳晶素的制备方法参照实施例2。
实施例1-4的洗衣粉采取以下方法制得:将纯碱、水玻璃、4A沸石、高分子助洗剂、增白剂、元明粉等碱性材料混合配成浆料,通过高塔喷雾干燥工艺得到空心颗粒状的碱性基料,然后与阴离子表面活性剂混合后,再添加生物酶、香精、非离子表面活性剂和改性的纳米碳晶素,混匀即得。
实施例5
5.1去污能力
参照GB13174/T-2003《衣料用洗涤剂去污力及抗污渍再沉积能力的测定》,对本发明的洗衣粉样品的去污性能进行测试。取适量鸵鸟牌黑蓝墨水、酒精、食用油、凡士林放入烧杯中,混合均匀,将白布放入其中使其充分污染后,取出晾干,剪成10cm×10cm的布块共15块。
分别取实施例1的洗衣粉、实施例1中不含纳米碳晶素的普通洗衣粉和市售的标准洗衣粉(超能、碧浪)共4种洗衣粉各15g,将实施例1的洗衣粉减半(7.5g)分别置于5个水槽中,每个水槽中分别加25℃的清水1L,搅拌充分溶解后,每个水槽投入3块布块,浸泡10-15min,洗涤5-10min,然后观察每个水槽中污布颜色变化、洗衣粉溶液颜色变化及各种洗衣粉的去污能力,实验结果见表1。
由表1可知,在25℃的水温下,本发明的洗衣粉对待测污布的去污力的测试效果优于标准洗衣粉,不含改性纳米碳晶素的洗衣粉的去污力和标准洗衣粉相当;当改变添加量,将含有纳米碳晶素洗衣粉的用量减少一半时,其去污效果与超能、碧浪洗衣粉相当,由此说明,添加少量纳米碳晶素可以提高洗涤剂的性能,且同等条件下,本发明的洗衣粉的去污能力是标准洗衣粉的2倍。
按照上述试验方法,水温条件更改为15℃,对实施例1的样品进行去污能力测试,结果表明,添加纳米碳晶素的洗衣粉也可以使一些通常难以去除的污渍变得更易溶于水,洗涤更加方便。
5.2 消毒灭菌性能
称取8.35g实施例2的洗衣粉样品,将样品溶于1000mL蒸馏水中,对此溶液进行消毒灭菌性能测试。测试方法参照QB/T2738-2012《日化产品抗菌抑菌效果的评价方法》。
选取大肠杆菌、金黄色葡萄球菌和枯草杆菌黑色变种芽孢为试验对象,其中,大肠杆菌含菌量为5.4×1012cfu/L,金黄色葡萄球菌的含菌量为1.7×1012cfu/L,枯草杆菌黑色变种芽孢含菌量为5.4×1012cfu/L。试验结果见表2。
由表2可知,本发明的洗衣粉溶液的质量浓度为0.338g/L时,对大肠杆菌和金黄色葡萄球菌作用5min,杀菌率均达99.8%以上;本发明的洗衣粉溶液的质量浓度为7.000g/L时,对枯草杆菌黑色变种芽孢作用5min,杀菌率达99.7%以上。由此说明,本发明的洗衣粉添加了纳米碳晶素后,具有较强的杀菌特性,可在短时间内杀死细菌。
5.3强化稳定性试验
分别称取2.0g实施例3的洗衣粉样品和市售标准洗衣粉,分别置于250mL锥形瓶中,置于恒温干燥箱内保持8h/天,干燥箱温度设定为55℃、湿度为80%,于不同时间取样,然后加100mL蒸馏水溶解,测定活性物含量参照标准GB/T13171.2-2009),计算其损失率,结果见表3。
由表3可见,与市售标准洗衣粉相比,本发明的洗衣粉随储存时间的延长,洗衣粉中活性物含量降低速度比市售洗衣粉的降低速度慢,损失率较低,由此说明,本发明洗衣粉的稳定性比较高。
5.4自然稳定性试验
分别称取100g本发明实施例4的超强洗衣粉和标准洗衣粉,置于200mL烧杯中,室温自然放置。分别于不同时间,准确称量2g洗衣粉样品3份,测定每份的活性物含量参照标准GB/T13171.2-2009),计算其损失率,结果见表4。
由表4可见,本发明的洗衣粉自然储存时间自30d延长到180d时,活性物损失率由1.1%增大至13.5%;而市售的洗衣粉自然贮存时间自30d延长到90d时,活性物损失率由17.6%增大至86.9%,由此说明,本发明的洗衣粉具有好的稳定性。
Claims (8)
1.一种含有纳米碳晶素的洗衣粉,其特征在于,由以下重量百分比的原料组成:阴离子表面活性剂1-15%、非离子表面活性剂1-5%、高分子助洗剂1-10%、羧甲基纤维素钠0.1-2%、纯碱5-20%、水玻璃8-15%、液碱1.3-2.8%、元明粉20-60%、增白剂0.05-0.5%、生物酶0.1-1%、香精0.1-0.4%、4A沸石5-15%、改性纳米碳晶素1-10%。
2.如权利要求1所述的含有纳米碳晶素的洗衣粉,其特征在于,改性纳米碳晶素由以下方法制得:常温下,将纳米碳晶素分散于无水乙醇中,于搅拌条件下,滴入表面改性剂,75-80℃下,加热回流4-5h,冷却、离心分离,取沉淀物用无水乙醇洗涤2-3次后,干燥即得改性的纳米碳晶素;纳米碳晶素与无水乙醇的用量比为(0.5-1.0)g︰50mL,表面改性剂的加入量为无水乙醇的用量的2.0-3.0%。
3.如权利要求2所述的含有纳米碳晶素的洗衣粉,其特征在于,所述表面改性剂为钛酸酯偶联剂。
4.如权利要求3所述的含有纳米碳晶素的洗衣粉,其特征在于,所述钛酸酯偶联剂的型号选自NDZ-311、NDZ-201、NDZ-101和NDZ-102中的一种或两种以上的混合物;干燥温度为80℃,干燥时间为2h。
5.如权利要求1所述的含有纳米碳晶素的洗衣粉,其特征在于,所述阴离子表面活性剂为脂肪醇甲酯磺酸钠或其与十二烷基硫酸钠、α-磺酸钠两者中的一种或两种的混合物;非离子表面活性剂为脂肪醇聚氧乙烯醚。
6.如权利要求1所述的含有纳米碳晶素的洗衣粉,其特征在于,所述高分子助洗剂为聚羧酸盐类高分子聚合物。
7.如权利要求1所述的含有纳米碳晶素的洗衣粉,其特征在于,所述增白剂为荧光增白剂VBL;生物酶选自碱性蛋白酶、碱性脂肪酶、淀粉酶和碱性纤维素酶中的一种或两种以上的混合物。
8.如权利要求1所述的含有纳米碳晶素的洗衣粉,其特征在于,所述水玻璃的浓度为40-42%、液碱的浓度为40-42%。
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CN108998275A (zh) * | 2018-08-03 | 2018-12-14 | 徐红花 | 一种高水溶性洗衣粉组合物及其制备方法 |
CN115161128A (zh) * | 2022-08-09 | 2022-10-11 | 安徽安皓瑞科技有限公司 | 无泡高浓缩杀菌型硬表面清洁剂 |
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CN108998275B (zh) * | 2018-08-03 | 2022-05-24 | 广州市南大实业有限公司 | 一种高水溶性洗衣粉组合物及其制备方法 |
CN115161128A (zh) * | 2022-08-09 | 2022-10-11 | 安徽安皓瑞科技有限公司 | 无泡高浓缩杀菌型硬表面清洁剂 |
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