TWI510191B - 消毒表面的方法 - Google Patents
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Description
本發明係關於一種消毒難以清潔的表面之方法。
細菌感染現今也為醫院一個主要的問題,其導致大量的併發症。雖然目前用於處理細菌感染的抗生素可獲得已有一段時日,但細菌對各式的抗生素會發展抗藥性,尤其在醫院的環境。此等種類的多重抗藥性細菌展現不斷增加的問題,尤其在加護醫療,因為醫院的病患格外經常具有虛弱的免疫系統因此特別容易受感染。抗二甲苯青黴素金黃色葡萄球菌Methicillin-resistant Staphylococcus aureus(MRSA)菌株為相當常見的抗體抗藥性菌株,其已可解釋在美國每年加護病房50%的疾病發生率。
類似的問題也存在於獸醫實務,因為貓和狗也為抗二甲苯青黴素金黃色葡萄球菌之經常性帶原者。研究也已顯示濫用抗體會導致家庭寵物具多重抗藥性細菌(“在寵物的高氟化喹啉酮類抗生素抗藥性及二甲苯青黴素抗藥性金黃色葡萄球菌之現象”,A.E.Lin,J.E.Davies,Can.J.Microbiol.53,925(2007))。這些菌接著在獸醫實務活動轉移給飼主及醫療人員,再經由獸醫實務活動傳染給動物及人類。(“丹麥獸醫從業人員間鼻腔攜帶抗二甲苯青黴素金黃色葡萄球菌的高風險”,A.Moodley et al,Scand.J.Work,Envir.& Health 34,151(2008))。
防止經由感染產生併發症最有效的方法,普遍地被接
受者為防止經由適當的衛生設施感染,尤其是經由對物品及病人可能直接或間接接觸到的表面定時且足夠的消毒。平坦光滑的表面相對的比較容易以傳統的液體消毒劑消毒。醫院區的消耗品通常是以預先消毒的包裝供應。另一方面,可以被重複使用的器具及物品,如手術或醫療器材,可以在高壓滅菌器中被消毒。
日常生活中的物品如鋼珠筆、行動電話、攜帶型呼叫器、眼鏡、電腦鍵盤等,然而在醫院裡也無可避免的被使用而產生問題。這些物品經常性的和自然帶有特別大量細菌的手接觸。經由此途徑,細菌不只可經由訪客及病人,也還可特別經由護理工作人員傳播至寬廣的領域。另一個問題為具有間隙而難以深入的電子儀器,如控制鍵。這些傳統表面消毒不可及者因而變成細菌的溫床。
上述的物品通常不能放置在高壓滅菌器中,而使用液體消毒劑也不實際,因為它們不能在表面使用時滲透全部的裂縫。液體消毒劑也可能損壞電子元件。因此能簡單且有效率地消毒這些具有問題的物品及表面的可行方式為所欲的。
WO 02/055642揭露一種從表面移除固態粒子的清潔劑,其中假塑性聚半乳甘露糖凝膠組合物滲透狹縫且收集在該處的固態粒子。被收集的粒子被合併在組合物內,因此未被使用的表面可連續不斷的被清潔。上述的清潔組合物目的為有效率的收集塵土及絨毛。其表面濕潤性不足以用來當消毒劑。
本發明的目的為提供不具有前述及其他缺點的消毒表面方法。特別是,此種消毒劑應能夠滲透至難以達到的裂縫且殺掉任何存活於該處的細菌。
此種消毒劑應可快速且有效率地殺掉細菌,因此可以滿足醫院區的衛生要求,且有效地防止細菌擴散。尤其,其應可達到相關的標準,特別是歐洲的標準EN 1040及EN 13697。
這些及其他的目的可以本發明依照獨立項可塑性的組合物作為消毒劑而解決。其他具優點的具體實例包含在附屬項中。
作為消毒劑的可塑性組合物包含25~40重量%,較佳為30~35重量%包含低分子量、可與水互混溶之醇的溶劑成分、1~10重量%,較佳為2~7重量%的活性殺菌成分、3~6重量%醚化濃度0.3~1.5之間的羥丙基化聚半乳甘露糖及0.1~0.8重量%的硼酸或相等量的硼離子。以重量計其餘的部分則較佳地以水補足。
根據本發明之組合物在收集因黏著在物體表面的小粒子為有利方便的,特別是源自於生物的不純物。好處為除了根據本發明之組合物立即地局部性消毒效果外,仍黏著在物體表面上的小粒子如細菌,可被殺死。此情況的暴露時間相較於被清潔過的表面明顯較高,意指其殺菌效應為確實的。藉由揑揉及模塑此組合物,如同本發明組合物自
動被正常的方法使用,粒子在組合物內被永久地捕捉,故置換的表面能夠再收集外界源自於生物或非源自於生物的粒子。
在此類發明組合物的有利具體實例中,溶劑成分係選自包含由乙醇、2-丙醇、甲醇、1-丙醇及其混合物所組成群組。在更有利的變化中,溶劑成分為乙醇、2-丙醇或其混合物。
氯化苄烷銨、苄烷糖精銨、二癸基二甲基氯化銨、氯己定或其混合物被使用為本發明組合物之活性殺菌成分。
本發明組合物之另一有利變化中,羥丙基化聚半乳甘露糖的醚化濃度在0.5及1.5之間。醚化濃度在濃度0.6及1.2之間為特別有利的。
根據本發明的可塑性消毒劑之作用是基於具有假塑性流體性質凝膠組合物,而非液態消毒劑。若根據本發明的消毒劑被壓在日常生活的物品上如行動電話或電腦鍵盤,此組合物也會滲透其裂縫及間隙。此表示不會另外接觸到表面也會與消毒劑接觸,故細菌可被殺死。經過一段需要的曝露時間如一分鐘,此凝膠組合物被完全的自物品上移除。
根據本發明一有利的組合物包含25~40重量%,較佳30~35%重量的乙醇或異丙醇或其混合物。除了消毒效果,為了要確保被消毒的表面有足夠的表面濕潤,使即使在很短的曝露時間也能達到欲得的消毒效果,高含量的乙醇/異丙醇特別地有幫助。進一步適合的醇類成分為其他低分子
量、與水可互混溶的醇,如甲醇或1-丙醇。
為了創造此可塑性消毒劑的基本的凝膠組合物,後者包含經修飾的硼濕潤聚半乳甘露糖。聚半乳甘露糖,一種聚糖,如在食品工業中用來作為親水膠體增稠凝膠化試劑。未經修飾的聚半乳甘露糖不溶於乙醇。
研究發現在已知最新技術水平凝膠清潔劑中,如同本發明需求的消毒劑,溶劑成分的增加導致凝膠具有不令人滿意的黏稠度。取決於硼的含量及pH值,產生的黏稠度可能是軟性且黏性的或是脆性且易碎的。此類的凝膠不再具有必須快速地進入細縫及裂縫且消毒其表面的假塑膠流體能力。
接著發現凝膠對更高醇類含量的容忍度可經由使用足夠的羥丙基化聚半乳甘露糖而改善。為此,羥丙基化聚半乳甘露糖的醚化濃度(聚半乳甘露糖的每一脫水己醣單元的羥丙基數)最少要0.3,較佳地0.5至1.5,且0.6至1.2特佳。測試顯示過高的醚化濃度反而導致凝膠組合物彈性不欲的下降。
根據本發明作為消毒劑的可塑性組合物,依照較佳的具體實例包含3~6重量%的聚半乳甘露糖及0.1~0.8重量%、pH值在6到10之間的硼酸。適合潤濕的硼成分如四硼酸鈉或硼酸。pH值可以視需求以加入磷化物如磷酸三鈉或碳酸鈉調整。潤濕的程度一方面必須設定為醇類揮發率不會太高,可確保消毒劑的保存性,另一方面則不會太低而使表面潤濕不能發生。
根據本發明的此類組合物在25℃量測到的黏度為50,000~250,000毫帕.秒,較佳的為100,000及200,000間,特別佳的為120,000及180,000毫帕.秒間。
原則上適合作為根據本發明可塑性消毒劑的首要殺菌及殺真菌活性成分的物質可為:可溶於水及低分子量的醇、在一廣的pH範圍有效、為水解穩定且對與界面活性劑相容有幫助。符合的物質應本質上對人類及動物無害。其應該不損傷被清潔的表面,特別是塑膠及其他的高分子材料。此物質較佳的可為生物分解。合適的活性消毒劑成分如四銨化合物,譬如氯化苄烷銨(氯化烷基二甲基苄基銨CAS 68391-01-5)如特別其中C12=55%,C14=25%,C16=11%,C18=9%,苄烷糖精銨,二癸二甲基氯化銨(CAS 7173-51-5)或其他類似物。同樣地氯己定也適合,如葡萄糖氯己定。具有消毒作用的醛類,如甲醛及1,5-戊二醛同樣地有效,但因為其毒性,只可以在需要殺孢子劑效應特別的應用領域中使用。活性消毒成分的比例佔重量組成介於1到10%,更佳地佔重量組成介於2到7%。
根據本發明的組合物可能另外包含水溶性,水解穩定的界面活性劑而更佳地改善表面潤濕,如非離子性界面活性劑,如聚二甲基矽氧烷-聚氧化烯共聚物。
除了敘述過的組成,根據本發明的消毒劑剩下佔重量組成的比例,較佳的以水增補。
根據本發明的消毒劑被測試其殺菌效果,特別以MRSA(ATTC 43300)標準測試,依照標準EN 1040(“化學消毒
劑及抗菌-基本殺菌活性測試方法及必要條件(階段1),1997”)及EN 13697(“化學消毒劑及抗菌-評估用於食物、工業、家用及機構領域的化學消毒劑殺菌及/或殺真菌活性的非多孔性量化表面測試”-無機械性活動的測試方法及必要條件(階段2/步驟2))
在一分鐘及五分鐘暴露時間下,測試展現欲求的MRSA菌的數量減少多於100,000,滿足於前述的標準。
Claims (7)
- 一種用作消毒劑的可塑性組合物,其包含水及25-40重量%的含低分子量、可與水互溶醇的溶劑成分,1-10重量%的活性殺菌成分,3-6重量%具醚化濃度0.3-1.5的羥丙基化聚半乳甘露糖,0.1-0.5重量%的硼酸或等量的硼離子。
- 根據申請專利範圍第1項之組合物,其特徵在於該組合物適合收集吸附在其表面上的小粒子及源自於生物的不純物。
- 根據申請專利範圍第1項之組合物,其特徵在於該溶劑成分係選自包括乙醇、2-丙醇、甲醇、1-丙醇及其混合物之群組。
- 根據申請專利範圍第1項之組合物,其特徵在於該活性殺菌成分係選自包括氯化苄烷銨、苄烷糖精銨、二癸二甲基氯化銨、氯己定及其混合物之群組。
- 根據申請專利範圍第1項之組合物,其特徵在於該羥丙基化聚半乳甘露糖的醚化濃度為0.6-1.2。
- 根據申請專利範圍第1項之組合物,其特徵在於該溶劑成分以30-35重量%之量存在。
- 根據申請專利範圍第1項之組合物,其特徵在於該活性殺菌成分以2-7重量%之量存在。
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CH00600/10A CH703039A2 (de) | 2010-04-26 | 2010-04-26 | Mittel zur Desinfektion von Oberflächen. |
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TW201204261A TW201204261A (en) | 2012-02-01 |
TWI510191B true TWI510191B (zh) | 2015-12-01 |
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TW100114187A TWI510191B (zh) | 2010-04-26 | 2011-04-25 | 消毒表面的方法 |
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US (1) | US8785621B2 (zh) |
EP (1) | EP2563116B1 (zh) |
JP (1) | JP5738982B2 (zh) |
KR (1) | KR20130081208A (zh) |
CN (1) | CN102869249B (zh) |
AU (1) | AU2011247315B2 (zh) |
BR (1) | BR112012026659A2 (zh) |
CA (1) | CA2794552C (zh) |
CH (1) | CH703039A2 (zh) |
ES (1) | ES2528365T3 (zh) |
IL (1) | IL222607A0 (zh) |
MX (1) | MX2012012116A (zh) |
SG (1) | SG184291A1 (zh) |
TW (1) | TWI510191B (zh) |
WO (1) | WO2011134715A2 (zh) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
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CH705657A1 (de) * | 2011-10-19 | 2013-04-30 | Joker Ag | Interdentalzahnbürstenreinigungsmittel. |
WO2015103727A1 (zh) | 2014-01-07 | 2015-07-16 | 富利乐科技(深圳)有限公司 | 医用设备清洁消毒装置及清洁消毒器 |
AU2015214041B2 (en) | 2014-02-07 | 2018-12-06 | Gojo Industries, Inc. | Compositions and methods with efficacy against spores and other organisms |
US9578879B1 (en) | 2014-02-07 | 2017-02-28 | Gojo Industries, Inc. | Compositions and methods having improved efficacy against spores and other organisms |
CN103981039A (zh) * | 2014-05-15 | 2014-08-13 | 深圳市绿色欧标科技有限公司 | 洗洁剂及其制备方法 |
US9546933B2 (en) | 2014-07-30 | 2017-01-17 | The Boeing Company | Determining aerosol material compatibility |
WO2018064284A1 (en) | 2016-09-30 | 2018-04-05 | Novaflux, Inc. | Compositions for cleaning and decontamination |
US11345878B2 (en) | 2018-04-03 | 2022-05-31 | Novaflux Inc. | Cleaning composition with superabsorbent polymer |
US11918677B2 (en) | 2019-10-03 | 2024-03-05 | Protegera, Inc. | Oral cavity cleaning composition method and apparatus |
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US6486215B2 (en) * | 1997-07-29 | 2002-11-26 | Alcon Manufacturing, Ltd. | Solutions for treating contact lenses |
US7341981B2 (en) * | 2004-07-02 | 2008-03-11 | Rhodia Inc. | Spray composition having a deposition control agent |
CN101233844A (zh) * | 2008-01-14 | 2008-08-06 | 周加权 | 一种水性清洁杀菌凝胶 |
US20100021561A1 (en) * | 2006-09-21 | 2010-01-28 | Chowhan Masood A | Self-preserved aqueous pharmaceutical compositions |
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US4543131A (en) * | 1979-11-20 | 1985-09-24 | The Dow Chemical Company | Aqueous crosslinked gelled pigs for cleaning pipelines |
JP2942780B2 (ja) * | 1988-06-02 | 1999-08-30 | 佳正 横山 | 揮散抑制アルコール |
US5804213A (en) * | 1991-10-09 | 1998-09-08 | Lectec Corporation | Biologically active aqueous gel wound dressing |
US6369104B1 (en) | 2000-07-17 | 2002-04-09 | Hercules Incorporated | Biocidal compositions and use thereof containing a synergistic mixture of glutaraldehyde and 2,2-dibromo-3 nitrilo propionamide |
WO2002055642A2 (de) * | 2001-01-11 | 2002-07-18 | Joker Ag | Mittel zum entfernen von feststoffpartikeln |
TW200727785A (en) * | 2005-11-25 | 2007-08-01 | Maruishi Pharma | Gel composition for antibacterial sterilization |
JP4102416B2 (ja) * | 2006-11-15 | 2008-06-18 | 丸石製薬株式会社 | ゲル状殺菌消毒用組成物 |
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2010
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2011
- 2011-03-16 CA CA2794552A patent/CA2794552C/en active Active
- 2011-03-16 WO PCT/EP2011/053921 patent/WO2011134715A2/de active Application Filing
- 2011-03-16 US US13/643,522 patent/US8785621B2/en active Active
- 2011-03-16 KR KR1020127027618A patent/KR20130081208A/ko not_active Application Discontinuation
- 2011-03-16 CN CN201180021052.1A patent/CN102869249B/zh active Active
- 2011-03-16 SG SG2012071650A patent/SG184291A1/en unknown
- 2011-03-16 AU AU2011247315A patent/AU2011247315B2/en not_active Ceased
- 2011-03-16 BR BR112012026659A patent/BR112012026659A2/pt not_active Application Discontinuation
- 2011-03-16 JP JP2013506558A patent/JP5738982B2/ja active Active
- 2011-03-16 ES ES11708288.3T patent/ES2528365T3/es active Active
- 2011-03-16 EP EP11708288.3A patent/EP2563116B1/de active Active
- 2011-03-16 MX MX2012012116A patent/MX2012012116A/es active IP Right Grant
- 2011-04-25 TW TW100114187A patent/TWI510191B/zh not_active IP Right Cessation
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- 2012-10-22 IL IL222607A patent/IL222607A0/en unknown
Patent Citations (4)
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US6486215B2 (en) * | 1997-07-29 | 2002-11-26 | Alcon Manufacturing, Ltd. | Solutions for treating contact lenses |
US7341981B2 (en) * | 2004-07-02 | 2008-03-11 | Rhodia Inc. | Spray composition having a deposition control agent |
US20100021561A1 (en) * | 2006-09-21 | 2010-01-28 | Chowhan Masood A | Self-preserved aqueous pharmaceutical compositions |
CN101233844A (zh) * | 2008-01-14 | 2008-08-06 | 周加权 | 一种水性清洁杀菌凝胶 |
Also Published As
Publication number | Publication date |
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CA2794552C (en) | 2017-08-29 |
ES2528365T3 (es) | 2015-02-09 |
SG184291A1 (en) | 2012-11-29 |
WO2011134715A3 (de) | 2012-04-12 |
BR112012026659A2 (pt) | 2015-09-15 |
CA2794552A1 (en) | 2011-11-03 |
KR20130081208A (ko) | 2013-07-16 |
JP2013525391A (ja) | 2013-06-20 |
CN102869249A (zh) | 2013-01-09 |
EP2563116A2 (de) | 2013-03-06 |
MX2012012116A (es) | 2013-01-29 |
US8785621B2 (en) | 2014-07-22 |
CN102869249B (zh) | 2015-09-02 |
AU2011247315A1 (en) | 2012-12-06 |
WO2011134715A2 (de) | 2011-11-03 |
US20130150313A1 (en) | 2013-06-13 |
JP5738982B2 (ja) | 2015-06-24 |
TW201204261A (en) | 2012-02-01 |
IL222607A0 (en) | 2012-12-31 |
CH703039A2 (de) | 2011-10-31 |
AU2011247315B2 (en) | 2013-10-31 |
EP2563116B1 (de) | 2014-11-12 |
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