CN112189048A - 过氧化物组合物 - Google Patents
过氧化物组合物 Download PDFInfo
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- CN112189048A CN112189048A CN201980034523.9A CN201980034523A CN112189048A CN 112189048 A CN112189048 A CN 112189048A CN 201980034523 A CN201980034523 A CN 201980034523A CN 112189048 A CN112189048 A CN 112189048A
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Abstract
公开了一种包含过氧化氢的贮存稳定的洗衣或硬表面组合物。该组合物可以是稠化液体或凝胶的形式,其可以支持固体颗粒,并且在正常产品保存期限内稳定,防止颗粒沉淀和过氧化物降解,并且可以耐受宽范围的附加清洁成分。
Description
本发明涉及一种新的过氧化物清洁组合物。该组合物特别适用于清洁脏污的衣物和相关纺织品。该组合物还可用于清洁硬表面,包括自动餐具洗涤机中的餐具。该组合物是水基组合物。
氧基漂白剂广泛用于衣物和硬表面的家用清洁产品中。这是因为与氯漂白剂相比,它的腐蚀性和表面损伤性低得多。
由于与其它洗涤剂成分组合的液体过氧化物(高反应性)缺乏稳定性,氧漂白剂前体是洗涤剂工业中常用的过氧化物。他们原位分解以释放过氧化氢。
最常见的漂白剂前体是过碳酸钠。它是固体,并且如果保持干燥则相当稳定,允许其与多种普通洗涤剂组合物组分混合。大多数使用氧漂白剂清洁的洗涤剂使用过碳酸钠作为氧漂白剂的来源。
尽管其有效性,过碳酸钠仍然具有缺点。过碳酸盐需要分解以释放过氧化物,这是高度依赖于温度的反应。由于家用能源的使用(因希望限制对环境的损害)是一个日益重要的顾虑,在所有新的家用清洁机器上提供了降低的洗涤温度。曾经60℃洗涤是标准的,现在鼓励使用30℃至40℃的清洗温度。降低的温度使得过碳酸盐的分解发生得慢得多,降低了漂白的有效性。可以将催化剂加入洗涤剂组合物中以在较低温度下辅助该过程,但它们是额外的成本和浪费。
因此,本发明的一个目的是使用过氧化氢本身作为氧漂白剂来源来配制稳定的产品。
此外,一般消费者倾向于使用新的产品形式,例如凝胶和/或用水溶性膜包裹的产品,而以如粉末等传统形式为代价。因此,消费者需要既具有强性能又具有正面美学外观的凝胶或稠化液体。在这种凝胶或稠化液体中使用悬浮颗粒既改善了这种产品的美学外观,又带来了技术功效。
因此,本发明的一个目的是提供一种配方,该配方具有实现稳定的固体颗粒悬浮体的能力,从而既避免沉淀又避免在保存期限内降解。
申请人出人预料地发现,过氧化物和表面活性剂的水性制剂在相当长的时间内保持有效和稳定。该制剂利用微纤维状纤维素(MFC)来稳定组合物。该组合物可以适应各种不同的洗涤剂化学,并且最有利的是可以支持悬浮颗粒。
在本发明的第一方面,提供一种贮存稳定的衣物或硬表面组合物,其包含;
a)0.1重量%至25重量%的过氧化氢,
b)0.1重量%至35重量%的表面活性剂,
c)0.1重量%至80重量%的水,和
d)0.1重量%至20重量%的微纤维状纤维素。
在另一个实施方式中,组合物可以是稠化液体或凝胶。
本发明的组合物优选为用于去除污渍的洗衣添加剂(例如,适于预处理和/或与洗涤剂一起使用),但也可用作洗涤剂。
在另一个实施方式中,组合物包含悬浮颗粒。优选地,0.001重量%至20重量%的悬浮颗粒,优选为0.005重量%至10重量%,且最优选为0.01重量%至5重量%甚至0.01重量%至1重量%的悬浮颗粒。
有利地,悬浮颗粒不由塑料制成和/或是可生物降解的。
本发明的组合物包含一种或多种表面活性剂。表面活性剂可包括非离子、阴离子、阳离子、两性或两性离子表面活性剂,或可使用其合适的混合物。Kirk Othmer所著Encyclopaedia of Chemical Technology第3版,第22卷,第360-379页,“Surfactants andDetersive Systems”中描述了许多这样的合适的表面活性剂。通常,本发明优选氧漂白剂稳定的表面活性剂。
在另一个实施方式中,表面活性剂包括非离子表面活性剂或阴离子表面活性剂或其混合物。
合适的是,表面活性剂当存在时是非离子表面活性剂,合适的是与环氧烷缩合的C6-18(优选C12-15)伯或仲直链或支链醇,优选每摩尔脂肪醇具有平均3至8摩尔的环氧烷。优选的环氧烷是环氧乙烷。
一类其它可能的非离子表面活性剂是乙氧基化非离子表面活性剂,其通过具有6至20个碳原子的单羟基链烷醇或烷基酚与每摩尔醇或烷基酚至少3摩尔、优选至少6摩尔、更优选至少9摩尔、进一步优选至少12摩尔、特别优选至少16摩尔、还更优选至少20摩尔的环氧乙烷反应来制备。
其它可能的非离子表面活性剂是来自具有16至20个碳原子的直链脂肪醇和每摩尔醇至少12摩尔、特别优选至少16摩尔、进而更优选至少20摩尔环氧乙烷的非离子表面活性剂。
合适的阴离子表面活性剂包括洗涤剂产品中使用的任何常规阴离子表面活性剂或它们的混合物。这些包括例如烷基苯磺酸及其盐以及烷氧基化或非烷氧基化的烷基硫酸盐物质。阴离子表面活性剂可以以酸形式或中和(例如盐)形式存在。阴离子表面活性剂可以是直链、支链或其混合物。
示例性的阴离子表面活性剂是磺酸基表面活性剂。例如,CurC烷基苯磺酸或Cn-C14烷基苯磺酸的碱金属盐。在一些方面,烷基是直链的,这种直链烷基苯磺酸盐被称为“LAS”。烷基苯磺酸盐、特别是LAS是本领域公知的。这种表面活性剂及其制备描述于例如美国专利2,220,099和2,477,383中。特别有用的是线性直链烷基苯磺酸钠和钾,其中烷基中的平均碳原子数为约10至约14。Cn-C14(例如C12)LAS钠盐是这种表面活性剂的具体实例。另一示例性类型的阴离子表面活性剂是烷氧基化烷基硫酸盐表面活性剂。优选的是乙氧基化烷基硫酸盐表面活性剂。这些物质也称为烷基醚硫酸盐、烷基聚乙氧基硫酸盐或简称为“AES”,并且对应于下式:R'-O-(C2H40)n-SO3M,其中R'是C8-C20烷基;n为约0.5至约20,或约1至约20;M是成盐阳离子。在一个方面,R'是CurC烷基;n为约1至约15;且M为钠、钾、铵、烷基铵或烷醇铵。在一个方面,R'是C12-C16烷基;n为约0.5至约6,或约1至约6;且M为钠。
烷基醚硫酸盐通常以包含不同R'链长和不同乙氧基化程度的混合物的形式获得。通常这些混合物还含有一些非乙氧基化烷基硫酸盐(“AS”)物质,即其中n=0的上述乙氧基化烷基硫酸盐式的表面活性剂。
非乙氧基化烷基硫酸盐也可以单独加入到本发明的组合物中。非烷氧基化烷基醚硫酸盐表面活性剂的具体实例是通过高级C8-C20脂肪醇的硫酸化产生的那些。常规的伯烷基硫酸盐表面活性剂具有以下通式:ROSO3-M+,其中R是直链C8-C20烃基,M是水溶性阳离子。在一方面,R为CKTQS烷基,M为碱金属,更具体地,R为C12-C14,M为钠。
在另一个实施方式中,表面活性剂占组合物的1重量%至30重量%、优选5重量%至25重量%、更优选7.5重量%至22.5重量%、且最优选10重量%至20重量%。
在另一个实施方式中,非离子表面活性剂与阴离子表面活性剂的比例为5:1至1:5,优选3:1至1:3,最优选2:1至1:2,例如2:1至1:1。
所述一种或多种非离子表面活性剂优选以2%至20%、例如4%至18%、或5%至15%的量存在。
所述一种或多种阴离子表面活性剂优选以1%至15%、例如3%至12%、或4%至10%的量存在。
在本发明的另一个实施方式中,过氧化氢占组合物的1重量%至20重量%、更优选3重量%至18重量%、更优选3重量%至15重量%、更优选5重量%至14重量%(例如6重量%至14重量%、)、更优选5重量%至12.5重量%、且最优选7重量%至12重量%。
过氧化氢通常以50重量%的水溶液提供。
在另一个实施方式中,组合物包含5重量%至75重量%、优选20重量%至70重量%、例如30重量%至70重量%、40重量%至70重量%或50重量%至70重量%的水。或者,组合物含有20重量%至65重量%、最优选30重量%至50重量%的水。
可以调节配方中的水浓度以增加或减少清洁溶液的浓度及其粘度。
本发明的组合物使用微纤维状纤维素(MFC)作为增稠剂/稳定剂/悬浮剂。
MFC在本文中是指具有微米或纳米纤丝的纤维素。纤维素纤维可以是细菌或植物来源的,即通过发酵产生或从蔬菜、植物、水果或木材中提取。纤维素纤维源可以选自由以下组成的组:柑橘皮,例如柠檬、橙和/或葡萄柚;水果,例如苹果、香蕉和/或梨;蔬菜如胡萝卜、豌豆、马铃薯和/或菊苣;植物例如竹、黄麻、蕉麻、亚麻、棉花和/或剑麻,谷物和不同的木材来源例如云杉、桉树和/或橡树。优选地,纤维素纤维源可选自由木材或黄麻组成的组。纤维素的含量将根据用于提取纤维的来源和处理而变化,并且将在15%至100%、优选高于30%、更优选高于50%、甚至更优选高于80%的范围内变化。
这种纤维素纤维可以包含果胶、半纤维素、蛋白质、木质素和纤维素基材料源固有的其它杂质如灰分、金属、盐及其组合。
纤维素纤维优选是非离子的。
MFC也称为网状纤维素或微纤丝化纤维素,其可以通过木醋杆菌的发酵生产。这些细菌产生化学上与植物来源的纤维素相同的纤维素。虽然在化学结构上相同,但MFC纤维在直径上可能小于植物来源的纤维素纤维,从而给予MFC更大的表面积。该高表面积允许MFC产生三维网络,其在低使用水平下在溶液中产生所需的屈服值。MFC基本上是不溶的且不带电的,因此不会受到离子环境的不利影响。因为MFC基本上不溶,所以它不与水竞争,因此具有广泛的相容性,并且比水溶性多糖更不易降解。它与浓缩的阴离子水溶液(如用于油田应用的重盐水)和高表面活性剂体系(如液体餐具衣物洗涤剂)相容(参见,例如,美国公开的专利申请2008/0108541)。
WO 2013154675A1中公开了一种制备MFC的方法,其内容在此引入作为参考。
在本发明的另一个实施方式中,微纤维状纤维素以液体悬浮液形式提供。
在本发明的另一个实施方式中,组合物的pH低于7。过氧化物通常在酸性环境中更稳定。pH优选为3至6。
上述权利要求中任一项所述的组合物,其中所述组合物的粘度在25℃为至少20cps,优选在25℃为至少500cps,更优选在25℃为至少1000cps。
优选本发明的组合物经增稠。这使得过氧化物具有更大的稳定性和组合物具有更大的悬浮能力以支持颗粒。通过调节组合物中水和MFC的量可以增加粘稠度。
常用材料的粘度实例如下:
在另一个实施方式中,组合物可以进一步包含附加的增稠剂以获得所需的流动/粘度特性。
在另一个实施方式中,组合物包含黄原胶、瓜尔胶、明胶、藻酸盐、琼脂、刺槐豆胶、角叉菜胶及其混合物作为附加增稠剂。
在另一个实施方式中,附加增稠剂占组合物的0.1重量%至10重量%,优选0.2重量%至5重量%,最优选占组合物的0.5重量%至3重量%。
在另一个实施方式中,组合物经充分稠化以形成固体自支持凝胶。这可以允许使用单剂量凝胶部分。它们可在使用前包裹在保护膜例如PVOH(聚乙烯醇)中。
悬浮颗粒可以是与过氧化物不相容的活性物质。如果在化学上与过氧化物相互作用,它们可以被包封或涂覆。但取决于液体或凝胶的粘稠度,这可能不是必需的。所述颗粒也可以仅仅是装饰性的。
本发明的第二方面是一种清洁脏污的衣物或其它织物的方法,包括将10g至200g的本发明第一方面所述的组合物加入到自动洗涤机中的脏污的衣物或织物的集合中并执行洗涤循环。
在另一个实施方式中,在洗涤循环开始之前将组合物加入到脏污的衣物或织物中。作为另选,或除此以外,在洗涤循环期间将本发明第一方面的组合物加入到脏污的衣物或织物中。
在本发明的第三方面,本发明第一方面的组合物并应用于清洁脏污的纺织品。
除了前面列出的特征外,下列非限制性任选成分可用于本发明的组合物中。这些可以根据需要存在于液体或凝胶部分中或存在于任选的悬浮颗粒中。
例如,在美国专利申请13/623/128中进一步描述了合适的洗涤助剂,在此引入作为参考。
例如,可以向所用的任何组合物中加入助洗剂。助洗剂可以是磷酸盐助洗剂或无磷酸盐助洗剂,但优选无磷酸盐。优选地,它选自基于氨基酸的化合物和/或基于琥珀酸盐的化合物。术语“基于琥珀酸盐的化合物”和“基于琥珀酸的化合物”在本文中可互换使用。常规量的基于氨基酸的化合物和/或基于琥珀酸盐的化合物可用于本发明方法的组合物。可以使用的基于氨基酸的化合物的优选实例是MGDA(甲基-甘氨酸-二乙酸及其盐和衍生物)和GLDA(谷氨酸-N,N-二乙酸及其盐和衍生物)。
优选的实例包括亚氨基琥珀酸四钠。亚氨基二琥珀酸(IDS)和(羟基)-亚氨基二琥珀酸(HIDS)及其碱金属盐或铵盐是特别优选的基于琥珀酸盐的助洗剂盐。
根据本发明,助洗剂优选包含甲基-甘氨酸-二乙酸、谷氨酸-N,N-二乙酸、亚氨基琥珀酸四钠或(羟基)-亚氨基二琥珀酸及其盐或衍生物。
另一种优选的助洗剂是2-(l-羧基-乙氧基)-2-甲基-丙二酸。其它助洗剂包括具有羧基的非聚合物有机分子。作为含有羧基的有机分子的助洗剂化合物包括柠檬酸、富马酸、酒石酸、马来酸、乳酸及其盐。特别是,可以使用这些有机化合物的碱金属或碱土金属盐,特别是钠盐。特别优选的无磷助洗剂是柠檬酸钠。包含两个羧基的这种多羧酸盐包括例如丙二酸、(亚乙二氧基)二乙酸、马来酸、二甘醇酸、酒石酸、丙醇二酸和富马酸的水溶性盐。含有三个羧基的这种多羧酸盐包括例如水溶性柠檬酸盐。相应地,合适的羟基羧酸例如是柠檬酸。
组合物可包含防腐剂。合适的防腐剂可以由本领域普通技术人员选择并且可以包括proxelTM(从Arch Chemicals/Lonza获得)。按所述组合物的重量计,所述组合物可包含约0.01%至约2.0%、或约0.1%至约1.0%、或约0.1%至约0.3%的防腐剂。在一些方面,组合物包含小于0.01%的防腐剂。在一些方面,组合物基本上不含防腐剂。
组合物可包含粘土污垢去除/抗再沉积剂,例如水溶性乙氧基化胺。其它示例性粘土污垢去除和抗再沉积剂描述于以下中:美国专利第4,597,898、548,744、4,891,160;欧洲专利申请111,965、111,984、112,592;和WO 95/32272。在一些方面,浓缩组合物包含约0.005重量%至约5重量%的粘土污垢去除/抗再沉淀剂。在一些方面,组合物基本上不含粘土污垢去除/抗再沉积剂。
所述组合物可包含按所述组合物的重量计约0.001%至约0.5%的污垢悬浮聚合物。污垢悬浮聚合物包括但不限于PEI乙氧基化物、HMDA diquat乙氧基化物、磺化衍生物和疏水改性的阴离子共聚物。
所述组合物可包含按所述组合物的重量计约0.001%至约1%的去污聚合物。去污聚合物包括但不限于PET烷氧基化物短嵌段共聚物、其阴离子衍生物或其混合物。
该组合物可包含约0.00001%至约0.1重量%的在低pH环境中稳定和有效的活性酶。合适的酶包括糖酶、果胶酶、甘露聚糖酶、淀粉酶、纤维素酶、脂肪酶、蛋白酶或其混合物。
组合物可包含染料转移抑制剂和/或染料固定剂。可用于本发明的染料转移抑制剂的实例包括聚乙烯吡咯烷酮、聚-4-乙烯基吡啶-N-氧化物、N-乙烯基-2-吡咯烷酮和N-乙烯基咪唑的共聚物或它们的混合物。美国专利6,753,307中公开了用于此应用的染料固定剂。
该组合物可包含织物软化添加剂。可用于本发明的织物软化添加剂的实例包括烷基季铵化合物、酯季铵化合物、硅氧烷、阳离子硅氧烷或它们的混合物。
组合物可包含螯合剂。可用于本发明的螯合剂包括DTPA、HEDP、DTPMP、多官能取代的芳族螯合剂(如1,2-二羟基-3,5-二磺基苯(Tiron))、二吡啶甲酸及其混合物,优选HEDP。当存在这些组分时,它们可以以0.01%至5%、例如0.1%至3%、或甚至0.1%至1%的量存在。
组合物可包含自由基清除剂,其可与液体过氧化氢一起使用以提供稳定性。可用于本发明的自由基清除剂包括三甲氧基苯甲酸或丁基化羟基甲苯(BHT)。这些化合物可以以0.001%至5%、如0.005%至2%、或0.01%至1%的量存在。
本发明的组合物可包括香料。香料通常是酸稳定的香料。按所述组合物的重量计,所述组合物可包含约0.1%至约5%、或0.15至约4%、或约0.5%至约4%、或约1%至约3%、或约2%至约2.5%的香料。
所述组合物可包含抑泡剂。在一些方面,所述组合物包含按所述组合物的重量计约0.001%至约0.02%的此类抑泡剂。可用于本发明的抑泡剂的实例包括二氧化硅/硅氧烷类型、硅油、支链醇或其混合物。
所有描述的特征应当可以以任何组合方式与一个或多个其他特征组合。除非另有说明,所有百分比均以重量计。所有对“至”和百分比的指代意在包括所陈述的端点,因此等同于“从…到”。
通过以下非限制性实施例说明本发明。
实施例
粘弹性
流变学是对物质流动的研究,主要在液态下,但也作为“软固体”或者在响应于施加的力时以塑性流动响应而非弹性变形响应的情况下的固体。使用抗变形性(表示为G*模量,|G*|[Pa])和弹性(表示为相角,δ1[°])来研究受测制剂的粘弹性。
悬浮的理想情况是高弹性(即低δ1)和高刚度(即高抗变形性,因此高|G*|)。然而,太高的弹性或硬度在以可倾倒性凝胶为目标功能体的情况下可能起负面作用。因此,为了获得可倾倒性的液体,需要平衡弹性和刚性。
OSC应力扫描测试
测试本发明的两种含有悬浮剂(MFC)的组合物(配方A和B),并与不含该悬浮剂的两种组合物(配方C和D)进行比较。
表1
成分 | A | B | C | D |
水 | 53.625 | 54.69 | 59.07 | 60.685 |
悬浮剂 | 5 | 4 | 0 | 0 |
表面活性剂 | 18 | 18 | 18.85 | 20.29 |
HEDP | 0.2 | 0.2 | 0.2 | 0.2 |
H<sub>2</sub>O<sub>2</sub>(50%) | 20 | 20 | 18 | 16 |
助剂 | 3.175 | 3.11 | 3.88 | 2.825 |
将在振荡模式下从非常低的应力(在静止时,例如贮存时)到高应力(流动,例如倾倒)的应力斜坡施加到样品上,测量|G*|的抗变形性和相角(弹性)δ(|G*|和δ是粘弹性的两个分量)。结果列于表2中并绘制在图1中。
仪器设置
测量装置:RS1(流变应力RS1)
温度装置:DC 50(手动设置)
测试温度=25℃和60℃
表2
配方 | |G*| | δ |
A(发明) | 13.7 | 56.4 |
B(发明) | 12.1 | 55.8 |
C(对比) | 2.7 | 88.7 |
D(对比) | 3.6 | 89.1 |
如表2和图1所示,配方C和D显示出较差的弹性和较差的抗变形性,因此所述条件不允许颗粒在产品的保质期内保持悬浮。
配方A和B相对于配方C和D显示更高的弹性和更高的抗变形性,因此具有悬浮颗粒的能力。
沉积作用
为了证实粘弹性实验的发现,测试含有悬浮剂(配方E)和不含悬浮剂(配方F)的组合物的悬浮性质。
表3
成分 | E | F |
水 | 54.69 | 58.69 |
悬浮剂 | 4 | 0 |
表面活性剂 | 18 | 18 |
HEDP | 0.2 | 0.2 |
H<sub>2</sub>O<sub>2</sub>(50%) | 20 | 20 |
助剂 | 3.11 | 3.11 |
将两种组合物倒入100mL量筒中,在t=0时加入颗粒。然后以规则的时间间隔测量颗粒沿量筒下行的距离。结果列于表4中并绘制在图2中。
表4
对于本发明的组合物未观察到颗粒沉降,而对比组合物显示出显著量的沉降。
稳定性
在各种温度和湿度下测试本发明组合物(配方G)的长期稳定性。
表5
配方G | % |
水 | 66.654 |
悬浮剂 | 4 |
表面活性剂 | 18 |
HEDP | 0.12 |
H<sub>2</sub>O<sub>2</sub> | 10 |
悬浮颗粒 | 0.035 |
助剂 | 1.191 |
根据与试验开始时颜色和外观(如颗粒分散)的差异,将组合物的颜色和外观在视觉上从1到5分级。结果列于表6中。
表6
可以看出,本发明的组合物在一定范围的环境中显示出优异的稳定性。
本发明由权利要求书所限定。
Claims (22)
1.一种贮存稳定的洗衣或硬表面清洁组合物,其包含:
e)0.1重量%至25重量%的过氧化氢,
f)0.1重量%至35重量%的表面活性剂,
g)0.1重量%至80重量%的水,和
h)0.1重量%至20重量%的微纤维状纤维素。
2.如权利要求1所述的组合物,其中,所述组合物为液体或凝胶。
3.如前述权利要求中任一项所述的组合物,其中,所述组合物包含悬浮颗粒,优选0.001重量%至20重量%的悬浮颗粒。
4.如权利要求3所述的组合物,其中,所述颗粒是与过氧化物和/或表面活性剂不相容的另外的活性物质。
5.如权利要求3所述的组合物,其中,所述颗粒是装饰性的。
6.如前述权利要求中任一项所述的组合物,其中,所述表面活性剂包括非离子表面活性剂或阴离子表面活性剂或其混合物。
7.如前述权利要求中任一项所述的组合物,其中,所述组合物包含1重量%至30重量%、优选5重量%至25重量%、更优选7.5重量%至22.5重量%、且最优选10重量%至20重量%的表面活性剂。
8.如前述权利要求中任一项所述的组合物,其中,所述组合物包含1重量%至20重量%、更优选6重量%至14重量%的过氧化氢。
9.如前述权利要求中任一项所述的组合物,其中,所述组合物包含5重量%至70重量%、优选50重量%至70重量%的水。
10.如前述权利要求中任一项所述的组合物,其中,所述微纤维状纤维素以液体形式提供。
12.如前述权利要求中任一项所述的组合物,其中,pH小于7。
13.如前述权利要求中任一项所述的组合物,其中,pH是3至6。
14.如前述权利要求中任一项所述的组合物,其中,所述组合物的粘度在25℃为至少20cps,优选在25℃为至少500cps,更优选在25℃为至少1000cps。
15.如前述权利要求中任一项所述的组合物,其中,所述组合物还包含附加增稠剂。
16.如权利要求15所述的组合物,其中,所述附加增稠剂包括黄原胶、瓜尔胶、明胶、藻酸盐、琼脂、刺槐豆胶、角叉菜胶及其混合物。
17.如权利要求15或16所述的组合物,其中,所述附加增稠剂占所述组合物的0.1重量%至10重量%,优选0.2重量%至5重量%,且最优选占所述组合物的0.5重量%至3重量%。
18.如前述权利要求中任一项所述的组合物,其中,所述组合物是固体自支持凝胶。
19.一种清洁脏污的衣物或其它织物物品的方法,包括将10g至200g的权利要求1至18中任一项所述的组合物加入到自动洗涤机中的脏污的衣物或织物的集合中并执行洗涤循环。
20.如权利要求19所述的方法,其中,在所述洗涤循环开始之前将权利要求1至18中任一项所述的组合物加入到所述脏污的衣物或织物中。
21.如权利要求16所述的方法,其中,在所述洗涤循环期间将权利要求1至18中任一项所述的组合物加入到所述脏污的衣物或织物中。
22.权利要求1至18中任一项所述的组合物在清洁脏污的纺织品或硬表面中的用途。
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Also Published As
Publication number | Publication date |
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BR112020023515A2 (pt) | 2021-02-09 |
WO2019224513A1 (en) | 2019-11-28 |
EP3797147A1 (en) | 2021-03-31 |
GB201808297D0 (en) | 2018-07-11 |
AU2019274924A1 (en) | 2020-12-17 |
GB2574006A (en) | 2019-11-27 |
US20220228089A1 (en) | 2022-07-21 |
GB2574006B (en) | 2023-05-10 |
MX2020012585A (es) | 2021-04-28 |
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