CN117795047A - 用于减少异味的卫生组合物 - Google Patents
用于减少异味的卫生组合物 Download PDFInfo
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- CN117795047A CN117795047A CN202280055117.2A CN202280055117A CN117795047A CN 117795047 A CN117795047 A CN 117795047A CN 202280055117 A CN202280055117 A CN 202280055117A CN 117795047 A CN117795047 A CN 117795047A
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- zinc
- rha
- rhamnolipids
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- DFKDOZMCHOGOBR-UHFFFAOYSA-N zaragozic acid A Natural products O1C(C(O)(C(O2)C(O)=O)C(O)=O)(C(O)=O)C(OC(=O)C=CC(C)CC(C)CC)C(O)C21CCC(=C)C(OC(C)=O)C(C)CC1=CC=CC=C1 DFKDOZMCHOGOBR-UHFFFAOYSA-N 0.000 description 1
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Abstract
本发明涉及一种用于减少硬表面如器具、家具、地板、墙壁和马桶的表面及软表面如织物表面上的异味的组合物,其在用该组合物清洁表面后长时间保持清新且无异味。这是通过鼠李糖脂与选自藻胶和果胶的多糖的组合以及另外任选地锌盐或阳离子表面活性剂来实现的。
Description
发明领域
本发明涉及一种用于减少表面上的异味的组合物。具体地,本发明涉及一种卫生组合物,其确保在用该组合物清洁表面后,硬表面如器具、家具、地板、墙壁和马桶上的表面以及软表面如织物的表面长时间保持清新且无异味。
发明背景
硬表面清洁对于居住在家中以及使用如办公室、餐厅、酒店的其他公用场所及如公共汽车和火车站和机场的公共场所的人们是重要的。这种清洁通常涉及在使用前用水稀释的清洁组合物的使用。通过施用稀释的组合物来清洁水平表面。然后可以让它们风干或用干净的布或拖把擦干。通过将组合物喷射到表面上,然后任选地擦拭可以类似地清洁垂直表面。这些地方的硬表面包括由钢、陶瓷、玻璃等制成的器具。这些地方的其他重要硬表面包括地板、墙壁、窗户、厨房平台和家具等。尽管具有其中包含的非常好的香料,但是在清洁步骤之后,这些地方也经常会留下令人不快的气味。
厕所和浴室是特别需要频繁清洁和消毒的地方,因为它们是用于排泄和个人清洁的地方。厕所清洁剂包含如漂白剂的更苛性的化学物质和强抗微生物活性物质,许多消费者通常不喜欢这些物质。
对大多数人来说,洗涤具有柔软表面的织物(也称为洗涤或简称为洗衣)是日常琐事。通常地,通过使织物与纯净或稀释形式的洗涤剂组合物接触,用水漂洗织物一次或多次;和最后将其干燥来洗涤织物。在涉及洗涤剂组合物的洗涤步骤之后,用大量的水漂洗织物两次或三次以除去组合物。为了提供各种益处如软化、抗微生物、气味控制、持久的香料影响、增白等,可在漂洗阶段加入织物调理组合物,通常在最后的漂洗阶段中。尽管使用了良好的洗涤剂组合物,及在漂洗阶段的织物调理和充分的干燥,但织物在洗涤过程结束时仍会经常带有潮湿的气味。据观察,水质(例如,硬水)对在其中洗涤的织物的气味有显著影响。
因此,在清洁大多数表面(无论是硬表面还是软表面)时,需要确保充分的清洁和卫生,同时确保在清洁步骤后一段时间内产生的异味最小化,而同时使用较低苛性的化学品。本发明人在寻找该问题的解决方案时,意外发现了出人意料的生物表面活性剂和选自果胶或藻胶的多糖的组合,其不仅能很好地清洁表面,还能确保场所长时间保持清新的气味,并在此后产生最少的异味。据观察,通过在其中包含特定的锌盐可以进一步增强这种益处,并且通过包含阳离子表面活性剂甚至进一步改善。
包含生物表面活性剂如鼠李糖脂的清洁组合物是已知的,例如WO14173659。然而,据本发明人所知,迄今为止还不知道如所要求保护的这种类型的表面活性剂与所选择的多糖的组合提供协同的抗异味益处。
因此,本发明的一个目的是提供一种用于清洁表面的卫生组合物,该组合物在清洁表面后长时间内提供抗异味益处。
发明概述
本发明的第一方面涉及一种用于减少异味的卫生组合物,其包含(i)一种或多种选自藻胶或果胶,优选果胶的多糖;和
(ii)鼠李糖脂。
根据本发明的另一方面,提供了一种在长达48小时内减少表面上的气味的方法,该方法包括使表面与第一方面的组合物接触的步骤,该组合物优选地用水稀释。
发明详述
为了避免疑问,本发明的一个方面的任何特征可以用于本发明的任何其他方面。词语“包含”意在表示“包括”,但不一定是“由……组成”或“由……构成”。因此,术语“包含”并不意味着局限于任何随后陈述的元素,而是可任选地还包含具有主要或次要功能性意义的未说明的元素。换句话说,列出的步骤或选项不必是详尽的。每当使用词语“包括”或“具有”时,这些术语意味着等同于上面定义的“包含”。应注意,下面描述中给出的实施例旨在阐明本发明,而非旨在将本发明局限于这些实施例本身。除了在实施例中,或者另外明确指出的地方,本说明书中表示材料的量或反应条件、材料的物理性质和/或用途的所有数字都应理解为由词“约”修饰。除非另有说明,否则以“x至y”格式表示的数值范围应理解为包括x和y。当对于特定特征,以“x至y”格式描述多个优选范围时,应理解也考虑了组合不同端点的所有范围。除非另有说明,本文所用的量以基于组合物总重量的重量百分比表示,缩写为“重量%”。
本发明的组合物包含鼠李糖脂。鼠李糖脂是一类糖脂。它们由与β-羟基脂肪酸结合的鼠李糖构成。鼠李糖是一种糖。脂肪酸在动物和植物中普遍存在。
E.Deziel等人在Applied Microbiology and Biotechnology(2010)86:1323-1336中讨论了鼠李糖脂。鼠李糖脂由Glycosurf、AGAE Technologies和Urumqi Unite Bio-Technology Co.,Ltd生产。鼠李糖脂可由细菌铜绿假单胞菌(Pseudomonas Aeruginosa)菌株产生。鼠李糖脂也可由恶臭假单胞菌(Pseudomonas Putida)的重组细胞产生,其中与野生型细胞相比,重组细胞包含a/P水解酶、鼠李糖基转移酶I或鼠李糖基转移酶II中至少一种的增加的活性。
鼠李糖脂有两大类:单鼠李糖脂和二鼠李糖脂。单鼠李糖脂具有单鼠李糖环。铜绿假单胞菌产生的典型的单鼠李糖脂是L-鼠李糖基-β-羟基癸酰基-β-羟基癸酸酯(RhaC10C10)。它可能被称为Rha-C10-C10,分子式为C26H48O9。单鼠李糖脂具有单鼠李糖环。
IUPAC名称是3-[3-[(2R,3R,4R,5R,6S)-3,4,5-三羟基-6-甲基噁烷-2-基]氧基癸酰基氧基]癸酸。
二鼠李糖脂有两个鼠李糖环。典型的二鼠李糖脂是L-鼠李糖基-L-鼠李糖基-β-羟基癸酰基-β-羟基癸酸酯(Rha2C10C10)。它可被称为Rha-Rha-C-10-C-10,分子式为C32H58O13。
IUPAC名称是3-[3-[4,5-二羟基-6-甲基-3-(3,4,5-三羟基-6-甲基噁烷-2-基)氧基噁烷-2-基]氧基癸酰基氧基]癸酸。
实际上,取决于碳源和细菌菌株,具有不同烷基链长度组合的多种其他次要组分与上述更常见的鼠李糖脂组合存在。可以通过生产方法来控制单鼠李糖脂和二鼠李糖脂的比率。一些细菌仅产生单鼠李糖脂,参见US5767090:实施例1,一些酶可以将单鼠李糖脂转化为二鼠李糖脂。
在各种公开出版物中,单鼠李糖脂具有符号Rha-,其可缩写为Rh或RL2。类似地,二鼠李糖脂具有符号Rha-Rha或Rh-Rh或RL1。由于历史原因,“鼠李糖脂2”是单鼠李糖脂,且“鼠李糖脂1”是二鼠李糖脂。这导致文献中“RL1”和“RL2”的用法有些歧义。
在整个专利说明书中,我们使用术语单鼠李糖脂和二鼠李糖脂以避免这种可能的混淆。然而,如果使用缩写,R1是单鼠李糖脂,而R2是二鼠李糖脂。关于现有技术中术语混淆的更多信息,参见US 4814272的引言。
已检测到下列鼠李糖脂由下列细菌产生:(C12:1,C14:1表示具有双键的脂肪酰基链)。
铜绿假单胞菌产生的鼠李糖脂(单鼠李糖脂):
Rha-C8-C10、Rha-C10-C8、Rha-C10-C10、Rha-C10-C12、Rha-C10-C12:1、Rha-C12-C10、Rha-C12:1-C10。
铜绿假单胞菌产生的鼠李糖脂(二鼠李糖脂):
Rha-Rha-C8-C10、Rha-Rha-C8-C12:1、Rha-Rha-C10-C8、Rha-Rha-C10-C10、Rha-Rha-C10-C12:1、Rha-Rha-C-10-C-12、Rha-Rha-C-12-C-10、Rha-Rha-C-12:1-C-12、Rha-Rha-C10-C14:1。
铜绿假单胞菌产生的鼠李糖脂(未确定为单鼠李糖脂或二鼠李糖脂):C8-C8、C8-C10、C10-C8、C8-C12:1、C12:1-C8、C10-C10、C12-C10、C12:1-C10 C12-C12、C12:1-C12、C14-C10、C14:1-C10、C14-C14。
绿针假单胞菌(P.chlororaphis)产生的鼠李糖脂(仅单鼠李糖脂):
Rha-C10-C8、Rha-C10-C10、Rha-C12-C10、Rha-C12:1-C10、Rha-C12-C12、Rha-C12:1-C12、Rha-C14-C10、Rha-C-14:1-C-10。
类鼻疽伯克霍尔德氏菌(Burkholdera pseudomallei)产生的鼠李糖脂(仅二鼠李糖脂):
Rha-Rha-C14-C14。
植物伯克霍尔德氏菌(假单胞菌)产生的鼠李糖脂(仅二鼠李糖脂):
Rha-Rha-C14-C14。
在美国典型培养物保藏中心(American Type Culture Collection,ATCC)有超过100种存档的铜绿假单胞菌菌株。还有许多菌株只有商业鼠李糖脂制造商才能获得。此外,可能存在由世界各地的各种研究机构分离的数千种菌株。有些工作已经将它们分型为组。各菌株具有不同的特征,包括产生多少鼠李糖脂、产生哪些类型的鼠李糖脂、代谢什么物质以及生长条件。只有一小部分菌株得到了广泛研究。
通过评估和选择,可以分离铜绿假单胞菌菌株而以更高浓度和更有效地产生鼠李糖脂。还可以选择产生较少副产物并代谢不同原料或污染物的菌株。这种生产受到细菌在其中生长的环境的很大影响。
典型的二鼠李糖脂是L-鼠李糖基-L-鼠李糖基-β-羟基癸酰基-β-羟基癸酸酯(分子式为C32H58O13的Rha2C10C10)。
实际上,取决于碳源和细菌菌株,具有不同烷基链长度组合的多种其他次要组分与上述更常见的鼠李糖脂组合存在。可以通过生产方法控制单鼠李糖脂和二鼠李糖脂的比率。一些细菌仅产生单鼠李糖脂,参见US6767090:实施例1,一些酶可以将单鼠李糖脂转化为二鼠李糖脂。
优选地,鼠李糖脂选自:
-由铜绿假单胞菌产生的鼠李糖脂(单鼠李糖脂):
Rha-C8-C10、Rha-C10-C8、Rha-C10-C10、Rha-C10-C12、Rha-C10-C12:1、Rha-C12-C10、Rha-C12:1-C10。
-由绿针假单胞菌产生的鼠李糖脂(仅单鼠李糖脂):
Rha-C10-C8、Rha-C10-C10、Rha-C12-C10、Rha-C12:1-C10、Rha-C12-C12、Rha-C12:1-C12、Rha-C14-C10、Rha-C14:1-C10。
-还可以通过引入来自铜绿假单胞菌的基因rhlA和rhlB从恶臭假单胞菌产生单鼠李糖脂[Cha等,Bioresour Technol.2008.99(7):2192-9]。
-由铜绿假单胞菌产生的鼠李糖脂(二鼠李糖脂):
Rha-Rha-C8-C10、Rha-Rha-C8-C12:1、Rha-Rha-C10-C8、Rha-Rha-C10-C10、Rha-RhaC10-C12:1、Rha-Rha-C10-C12、Rha-Rha-C12-C10、Rha-Rha-C12:1-C12、Rha-Rha-C10-C14:1。
-由类鼻疽伯克霍尔德氏菌产生的鼠李糖脂(仅二鼠李糖脂):
Rha-Rha-C14-C14。
-由植物伯克霍尔德氏菌(假单胞菌)产生的鼠李糖脂(仅二鼠李糖脂):
Rha-Rha-C14-C14。
-由铜绿假单胞菌产生的鼠李糖脂,其最初未确定为单鼠李糖脂或二鼠李糖脂:
C8-C8、C8-C10、C10-C8、C8-C12:1、C12:1-C8、C10-C10、C12-C10、C12:1-C10、C12-C12、C12:1-C12、C14-C10、C14:1-C10、C14-C14。
优选地,鼠李糖脂是L-鼠李糖基-(3-羟基癸酰基-β-羟基癸酸酯)(分子式为C26H48O9的RhaC10C10)。
优选地,鼠李糖脂包含至少50重量%的二鼠李糖脂,更优选地至少60重量%的二鼠李糖脂,甚至更优选地70重量%的二鼠李糖脂,最优选地至少80重量%的二鼠李糖脂。
优选地,鼠李糖脂是式Rha2C8-12C8-12的二鼠李糖脂。优选的烷基链长度是C8至C12。烷基链可以是饱和的或不饱和的。最优选的二鼠李糖脂的实例是式Rha2C8-12C8-12的二鼠李糖脂,在本文中称为鼠李糖脂R2,并且可以由Evonik供应。该组合物优选包含占组合物的0.01至15重量%,更优选地0.1至10重量%的鼠李糖脂。
组合物包含一种或多种选自藻胶或果胶的多糖,优选地果胶。
藻酸,也称为藻胶,是一种广泛分布在褐藻细胞壁中的多糖,其是亲水性的且在水合时形成粘性胶质。藻酸是线性共聚物,其具有在不同的序列或嵌段中共价连接在一起的分别(1→4)连接的β-D-甘露糖醛酸(M)和α-L-古洛糖醛酸(G)残基的均聚嵌段。单体可以出现在连续G-残基(G-嵌段)、连续M-残基(M-嵌段)或交替的M和G-残基(MG-嵌段)的均聚嵌段中。α-L-古洛糖醛酸是β-D-甘露糖醛酸的C-5差向异构体。藻酸盐是从棕色海藻中提炼的。在世界各地,许多褐藻纲褐藻被收获以进行加工并转化为藻酸钠和海藻酸。
果胶是包含在陆生植物的初生层和中胶层以及细胞壁中的结构性酸性杂多糖。它的主要成分是半乳糖醛酸,一种源自半乳糖的糖酸。它在商业上以白色至浅棕色粉末的形式生产,主要从柑橘类水果中提取,并在食品中,特别是在果酱和果冻中用作胶凝剂。它还被用于甜点馅料、药物、糖果,作为果汁和牛奶饮料的稳定剂以及作为膳食纤维的来源。果胶也称为果胶多糖,富含半乳糖醛酸。果胶类中已经鉴定和表征了几种不同的多糖。同型半乳糖醛酸聚糖是α-(1-4)连接的D-半乳糖醛酸的线性链。取代的半乳糖醛酸聚糖特征在于存在从D-半乳糖醛酸残基的骨架分支的糖侧接残基(如在木半乳糖醛酸聚糖和岩半乳糖醛酸聚糖的相应情况下的D-木糖或D-洋芹糖)。鼠李半乳糖醛酸聚糖果胶(RG-I)含有以下重复二糖的骨架:4)-α-D-半乳糖醛酸-(1,2)-α-L-鼠李糖-(1。从许多鼠李糖残基上分支出各种中性糖的侧链。中性糖主要是D-半乳糖、L-阿拉伯糖和D-木糖,中性糖的类型和比例随果胶的来源而变化。果胶的另一种结构类型是鼠李半乳糖醛酸聚糖II(RG-II),这是一种不太常见的复杂的高度支化多糖。
在多糖中,果胶优选包含在本发明的组合物中。在包括果胶时,其优选地源自一种或多种水果,选自梨、苹果、番石榴、李子、醋栗、橙子或任何其它柑橘类水果,优选地柑橘类。它优选地来自苹果或柑橘类水果。
组合物优选地包含浓度为组合物的0.001至20重量%,优选地0.001至10重量%的多糖。
本发明的组合物优选地还包含锌盐。锌盐优选地选自氯化锌、硫酸锌、碳酸锌、硝酸锌和有机酸的锌盐(优选地醋酸锌或柠檬酸锌)中的一种或多种。该盐更优选地选自醋酸锌、氯化锌和硫酸锌中的一种或多种。在锌盐中,醋酸锌和氯化锌是特别优选的。
组合物优选地包含浓度为组合物的0.01至5重量%,优选地0.03至2重量%的锌盐。
通过在本发明的组合物中包含阳离子表面活性剂获得了控制异味的进一步协同益处。优选地,阳离子表面活性剂是季铵表面活性剂,优选地季铵表面活性剂选自也称为苯扎氯铵(BKC)的烷基二甲基苄基氯化铵(ADBAC)、双(C8-C18)烷基二甲基季铵氯化物,优选二癸基二甲基氯化铵(DDAC)、十六烷基三甲基氯化铵(CTAC)、氯化十六烷基吡啶(CPC)、西曲溴铵、苄索氯铵(BZE)和二甲基双十八烷基氯化铵中的一种或多种。本发明的优选方面规定阳离子表面活性剂选自BKC或DDAC中的一种或多种,优选地BKC。
本发明的组合物可任选地包括合适的赋形剂。包括合适的赋形剂以形成用于有效递送本发明的基本特征的组合物本体。合适的赋形剂包括水、另外的表面活性剂(除鼠李糖脂外)、漂白剂、聚合物增稠剂、助水溶剂和助洗剂中的一种或多种。另外的表面活性剂可以是阴离子型、阳离子型或非离子型中的一种或多种。最优选的赋形剂是另外的表面活性剂和水中的一种或两种。
通用或厕所清洁剂
本发明的组合物可以配制成通用清洁剂,其通常用于清洁地板(在这种情况下,它可以称为地板清洁剂)或用于清洁厕所(在这种情况下,它可以称为厕所清洁剂)。它还可以用于清洁其他硬表面,如家具、桌面、厨房台面以及家庭、办公室、餐馆和其他公共场所的其他表面。这样的组合物优选地包括阳离子表面活性剂,其除了提供清洁益处外,还确保即时消毒,即杀死或灭活病菌。
这样的通用清洁剂或马桶清洁剂可包括上述季铵表面活性剂。它们可作为单一季铵化合物以及两种或更多种不同季铵化合物的混合物获得,例如,商标BARDACTM、和/>(均由Lonza提供);和BTC(由Stepan提供)。可作为单一季铵化合物获得的季铵化合物包括二癸基二甲基氯化铵(可作为BARDACTM 2250R和/>1010获得,均为50%活性物质;以及BARDACTM 2280R和/>1010-80,均为80%活性物质)、烷基二甲基苄基氯化铵(可作为/>MB-50、/>MX-50、/>OJ-50、/>3500、/>50、/>50E、/>65、/>776、/> 835获得;各50%活性物质;和其可作为/>MB-80、/>MX-80、/>3500-80、/>8248、/>8358获得;各80%活性物质)。
当配制成通用或厕所清洁剂时,组合物优选地包含0.1至3重量%,更优选地0.3至2重量%的阳离子表面活性剂。
当组合物被配制成厕所清洁剂时,它可以另外地包含漂白剂。漂白剂可以是含氯化合物或过氧化物。
本发明的地板清洁剂和厕所清洁剂组合物中可以包含如两性表面活性剂和螯合剂的成分。通用清洁剂和厕所清洁剂可在使用前稀释。当稀释时,它们可以用水以1:10至1:1000范围的重量比稀释。
织物调理组合物
本发明的组合物也可以作为织物调理组合物递送,其还包含1至50%的织物软化活性物质。
织物调理剂组合物也被称为织物软化剂。织物调理剂包含软化或调理织物的活性物质。合适的织物软化活性物质的例子包括:季铵化合物、硅氧烷聚合物、多糖、粘土、胺、脂肪酯、可分散的聚烯烃、聚合物胶乳及其混合物。织物软化活性物质优选地选自季铵化合物或硅氧烷聚合物及其混合物,更优选地为季铵化合物。
织物软化化合物可以优选地是阳离子的或非离子的。优选地,本发明的织物软化化合物是阳离子的。
根据本发明使用的织物调理组合物可以是稀释的或浓缩的。稀释产品通常含有高达组合物的约6重量%的软化化合物,通常约1至5重量%,而浓缩产品可以含有高达组合物的约50重量%的软化化合物,优选地约5至约50重量%,更优选地6至25重量%。总的来说,本发明的产品可以包含组合物的1至50重量%,优选地2至25重量%的软化化合物,更优选地2至20重量%的软化化合物。
用于本发明的织物调理组合物的优选的软化化合物是季铵化合物(QAC)。QAC优选地包含至少一条衍生自脂肪酸的链,更优选地至少两条衍生自脂肪酸的链。通常,脂肪酸被定义为具有4至28个碳的链的脂族一元羧酸。优选地,脂肪酸链是棕榈脂肪酸或牛油脂肪酸。优选地,QAC的脂肪酸链包含总脂肪酸链重量的10至50重量%的饱和C18链和5至40重量%的单不饱和C18链。在进一步优选的实施方式中,QAC的脂肪酸链包含总脂肪酸链重量的20至40重量%,优选地25至35重量%的饱和C18链和10至35重量%,优选地15至30重量%的单不饱和C18链。
用于本发明组合物中的优选的季铵织物软化化合物是所谓的“酯季铵盐”。特别优选的材料是酯连接的三乙醇胺(TEA)季铵化合物,其包含单酯、二酯和三酯连接的组分的混合物。
作为织物调理组合物提供的本发明组合物可进一步包含非离子表面活性剂。通常地,这些可以为了稳定组合物的目的而包含。合适的非离子表面活性剂包括环氧乙烷和/或环氧丙烷与脂肪醇、脂肪酸和脂肪胺的加成产物。
优选地,非离子表面活性剂的HLB为约7至约20,更优选地为10至18,例如,12至16。基于椰油链和20个EO基团的GenapolTM C200(Clariant)是合适的非离子表面活性剂的实例。
如果存在,非离子表面活性剂的存在量为基于组合物的总重量的0.01至10重量%,更优选地0.1至5重量%。因此,本发明的织物调理组合物优选地包含0.1至5重量%的非离子表面活性剂,优选地脂肪醇乙氧基化物。
共软化剂可用于织物调理组合物中。当使用时,它们通常以基于组合物的总重量的0.1至20重量%,且特别是0.5至10重量%的量存在。优选的共软化剂包括脂肪酯和脂肪N-氧化物。可以使用的脂肪酯包括脂肪单酯如单硬脂酸甘油酯、脂肪糖酯,如WO 01/46361(Unilever)中公开的那些。
本发明的组合物可以包含脂肪络合剂。特别合适的脂肪络合剂包括脂肪醇和脂肪酸。其中,脂肪醇是最优选的。优选地,本发明的组合物包含组合物重量的0.5至20重量%的香料材料,更优选地1至15重量%的香料材料,最优选地2至10重量%的香料材料。
织物调理组合物优选地为水性形式。该组合物优选地包含75至95重量%的水。
织物调理组合物可用于在手洗或机洗过程中处理织物。优选地,织物调理剂用于洗涤过程的漂洗阶段。
优选地,对于4至7千克的衣物负载,用10至100毫升剂量的织物调理剂处理衣物。更优选地,对于4至7千克的衣物负载10至80毫升剂量。
本发明的组合物也可以作为马桶边缘清洁块提供。马桶边缘清洁块是指通常在塑料笼如容器中悬挂在马桶圈上的成形固体组合物,使得每次冲洗马桶时,一定量的水流过固体组合物,从而在冲入马桶中之前侵蚀其一部分。马桶边缘清洁块优选地另外包含香料以在每次马桶冲水后提供持久的宜人的气味。
其它产品:
组合物可以作为洗衣洗涤剂组合物提供,除了本发明的必要成分之外,其还可以包含1至80%的表面活性剂。洗衣洗涤剂组合物可以固体形式或作为液体提供。
在任一情况下,组合物通常包含1-30重量%,优选1-20重量%的一种或多种表面活性剂。表面活性剂通常是阴离子性质的。优选地,洗衣洗涤剂组合物可包含基于组合物的总重量以5-20重量%包括的非离子表面活性剂(尤其当以液体形式递送时)。
除上述成分外,洗衣洗涤剂组合物通常还包含如去污聚合物、助水溶剂、助表面活性剂、助洗剂、聚合物增稠剂和遮光染料的试剂。去污聚合物(SRP)通过在洗涤过程中改变织物表面来帮助改善污垢从织物上的脱离。
本文的固体洗衣组合物可以采取多种物理固体形式,包括诸如粉末、颗粒、带、细条、糊状、片剂、薄片、锭剂和条的形式,并且优选地组合物为粉末、颗粒或条的形式。可以通过本领域已知的多种常规方法制备根据本发明的固体洗衣洗涤剂组合物,包括洗涤剂组分中包含的各种化合物的干混、压实(如聚结)、挤出、压片或者喷雾干燥,或者这些技术的组合。粉末或颗粒组合物的密度优选地大于350克/升,更优选地大于450克/升或甚至大于570克/升。当在25℃下去离子水中以1重量%稀释液测量时,根据本发明的固体洗衣洗涤剂组合物优选地具有7.0至10.5,优选地7.0至10.2,更优选地8.5至10.2的pH。组合物可以优选地包含缓冲剂。
本发明的组合物可用于厨房用品的保养,例如,可用液体餐具洗涤组合物清洁的器具和盘子。可以包括的除本发明中要求保护的必要成分以外的各种成分有阴离子表面活性剂、非离子表面活性剂和助水溶剂。另外,可以包括其它成分如两性表面活性剂和有机酸。优选地,液体餐具洗涤组合物还包含按组合物的重量计5至99重量%、更优选地15至80重量%、进一步更优选地30至65重量%范围的量的水。优选地,液体餐具洗涤组合物进一步包含一种或多种螯合剂,其可以组合物重量的0.1-5重量%包含。优选的螯合剂是膦酸或其盐。最优选的螯合剂是1-羟基亚乙基-1,1-二膦酸(HEDP)。优选的是螯合剂以酸的形式加入制剂中。任选地,液体餐具洗涤组合物还包含酶,而含有或不含有合适的酶稳定剂。优选地,在25℃和21sec-1的剪切速率下,组合物的粘度可以合适地在约200至约10,000mPa.s的范围内。液体餐具洗涤组合物优选地具有2.0至8.0、更优选地3.5至7.0范围的pH值。液体餐具洗涤组合物可进一步包含一种或多种聚合物,其可以0.001至10重量%,更优选地0.1至6重量%,还更优选地1至3重量%包含。
优选地,组合物可以原样(即纯净的)使用,或者可以在使用前稀释。稀释的程度通常取决于市场选择。在一些市场中,需要更浓缩的产品,而在其他市场中,较稀的产品是优选的。当组合物是液体餐具洗涤组合物时,通常用水以1:1至1:10范围的重量比稀释。
液体餐具洗涤组合物可任选地包含诸如香料、着色剂、泡沫增强剂和气味吸收材料的成分。
根据本发明的另一方面,提供了一种在长达48小时内减少表面上的气味的方法,包括使表面与优选地用水稀释的本发明组合物接触的步骤。
现在将借助以下非限制性实施例来说明本发明。
实施例
在本发明的实施例中使用的材料是可商购的,并且是从下面指出的供应商处购买的。藻胶和果胶来自CP Kelco,United Kingdom。以下实验中使用的鼠李糖脂获自EvonikIndustries,Germany。
实施例A-C、1-2:在两种活性物质的组合中,通过嗅闻测试测量的潮湿异味的减
少。
取表-1中所示的样品,使用以下方案测量产生的异味。
尿液异味分析
材料:
·标准硬度的水(法国硬度55)
·人工尿液基质(AUM;如Letters in Applied Microbiology,1997,24,203-206中所述)
·引起异味的细菌(如下所述)
·无菌葡萄糖溶液(1%)
·用于制备人工尿液和WSH的清洁载玻片和无菌Duran scott瓶
·无菌蒸馏水
引起异味的细菌(参考:The influence of thermal reaction and microbialtransformation on the odour of human urine.Flavour Fragr.J.2013,28,200-211,DOI 10.1002/ffj.3143),制备盐水中108cfu/mL尿液的细菌作为引起异味的细菌的储备液。将这些细菌中每一种的1mL的悬浮液在单独的试管中混合在一起,其是108cfu/mL的混合培养物。将混合培养物连续稀释至104cfu/mL。这被用作产生异味的混合细菌接种物。
孵育溶液组合物
实验前,孵育溶液每次通过将396mL无菌蒸馏水、400mL标准硬度的2X浓缩水、4mL的1%葡萄糖溶液、10mL的104cfu/mL混合细菌接种物和200mL人工尿液基质在1L无菌Scott-Duran瓶中混合来新鲜制备。此后,将40mL培养溶液等分到100mL无菌样品容器中。
向其中加入下表1所示量的多糖和/或鼠李糖脂。单独的孵育溶液(未添加多糖,也未添加鼠李糖脂)用作对照。在37℃下进行孵育48小时,以允许在容器内产生异味。
通过嗅闻测试检测异味
异味以0(没有尿液样气味)到5(强烈刺鼻的氨/尿液气味)的标度测量。未处理的对照具有最大的异味。由专家小组成员在盲法测试中给出气味评分。
表-1:
实施例 | 样品 | 异味评分 |
A | 0.05%果胶 | 5.0 |
B | 0.05%藻胶 | 4.0 |
C | 0.1%鼠李糖脂 | 3.0 |
1 | 0.05%果胶+0.1%鼠李糖脂 | 1.5 |
2 | 0.05%藻胶+0.1%鼠李糖脂 | 2.0 |
上表中的数据表明,选自藻胶或果胶的多糖与鼠李糖脂的组合在减少织物上的异味方面提供了协同相互作用。
实施例D-H、3-5:在三种活性物质的组合中,通过嗅闻测试测量的潮湿异味的减
少。
取表-2中所示的样品,并使用上述方案测量产生的异味,总结在下表中。
表-2:
上表中的数据表明,鼠李糖脂与多糖(藻胶或果胶)的组合以及另外地包含锌盐(醋酸锌)也提供了协同的抗异味益处。
实施例J、6-7:在三种活性物质的另一种组合中用嗅闻测试测量的潮湿异味的减
少。
取表-3中所示的样品并使用上文公开的方案测量产生的异味,如下表中所总结的。
表-3
上表中的数据表明鼠李糖脂和多糖(果胶或藻胶)的组合与阳离子表面活性剂BKC一起提供了协同的抗异味益处。
Claims (11)
1.一种用于减少异味的卫生组合物,其包含
(i)所述组合物的0.001至20重量%的一种或多种选自藻胶或果胶的多糖,优选地果胶;和
(ii)所述组合物的0.01至15重量%的鼠李糖脂。
2.如权利要求1所述的组合物,其中所述果胶源自一种或多种选自梨、苹果、番石榴、李子、醋栗、橙子和任何其它柑橘类水果的水果,优选地柑橘类水果。
3.如权利要求1或2所述的组合物,其还包含锌盐。
4.如权利要求3所述的组合物,其中所述锌盐选自氯化锌、硫酸锌、碳酸锌、硝酸锌和有机酸的锌盐,优选地醋酸锌或柠檬酸锌中的一种或多种。
5.如权利要求4所述的组合物,其中所述锌盐选自醋酸锌、氯化锌和硫酸锌中的一种或多种。
6.如前述权利要求中任一项所述的组合物,其中所述锌盐以所述组合物的0.01至5重量%存在。
7.如前述权利要求中任一项所述的组合物,其还包含阳离子表面活性剂。
8.如权利要求7所述的组合物,其为包含0.1至3重量%的阳离子表面活性剂,优选地BKC或DDAC的通用或厕所清洁组合物。
9.如前述权利要求1至7中任一项所述的组合物,其为另外地包含1至50%的织物软化活性物质的织物调理组合物。
10.如前述权利要求1至7中任一项所述的组合物,其为另外地包含香料的成型固体形式的马桶边缘清洁块。
11.一种减少表面上的气味长达48小时的方法,其包括使所述表面与优选地用水稀释的前述权利要求中任一项所述的组合物接触的步骤。
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DE3405664A1 (de) | 1984-02-17 | 1985-09-05 | Wintershall Ag, 3100 Celle | Verfahren zur biotechnischen herstellung von rhamnolipiden und rhamnolipide mit nur einem ss-hydroxidecancarbonsaeurerest im molekuel |
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