CN1279581A - 防治屋尘螨和床螨的方法 - Google Patents

防治屋尘螨和床螨的方法 Download PDF

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CN1279581A
CN1279581A CN98810249.8A CN98810249A CN1279581A CN 1279581 A CN1279581 A CN 1279581A CN 98810249 A CN98810249 A CN 98810249A CN 1279581 A CN1279581 A CN 1279581A
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R·考克斯
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    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06MTREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M16/00Biochemical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. enzymatic
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    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47GHOUSEHOLD OR TABLE EQUIPMENT
    • A47G9/00Bed-covers; Counterpanes; Travelling rugs; Sleeping rugs; Sleeping bags; Pillows
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Abstract

加入具有抗苹果曲霉病菌和/或A.restrictus族真菌的抗菌活性的化合物的聚合物制品如纤维和泡沫材料,可用于防治屋尘螨和床螨的尘螨属。

Description

防治屋尘螨和床螨的方法
发明领域
本发明涉及防治屋尘螨和床螨(下面称作HDM)的方法。HDM是典型的尘螨属(dermatophagoides spp.),特别明显的一种是屋尘螨(D.pteronyssinus)。
HDM的主要食物是死的皮屑(毛发皮屑)。人类以相当大的量持续脱落这样的碎屑。HDM尤其在垫褥、包括枕头和垫褥的填充物、以及在有垫子的制品和纤维质地板覆盖物中繁殖。HDM是不需要液体水的喜旱生物,它们可以在缺水下生存。它们需要高湿度的环境,要求在约70—80%的相对湿度下生存。它们能从空气中吸收很少的水,并能有效地依赖其食物作为水源。HDM通常每天可排泄约20个粪便颗粒。这些颗粒非常干和易碎,大小约为30微米。它们容易破碎成约1—10微米的颗粒。在缺乏游离水分的情况,这些颗粒容易获取正的静电荷,会在空中传播。它们的大小适于呼吸,因而进入人类肺部的支气管,淀积在支气管的粘液层并吸收水。这些颗粒含有毒素,当颗粒水解时释放毒素,这些毒素可迅速引起过敏性反应,包括支气管炎和气喘症状。这类过敏性毒素之一是Der p I,是一种高度稳定的分子量为30,000的水溶性糖肽,源自屋尘螨的消化系统。
在发明由HDM存在引起的过敏性反应防治法方面曾付出相当的努力。一种普通的方法是当前使用的杀螨剂(使螨致死的物质的通称)。其它方法依赖于对过敏性颗粒的控制,例如,通过包裹这些颗粒,或通过使颗粒所含过敏物变性或破坏过敏物。进一步的方法依赖于当前的杀菌剂。脱落的死皮屑的含水量很低,而脂肪含量很高。因此它们是HDM的差的食物来源。而且,HDM需有提供B—族维生素。一些能在缺乏液体水环境中生存的微小真菌(嗜干真菌)可以在死皮屑上生长,它们具有从环境吸收水分的能力。结果,皮屑的湿度提高;它们的脂肪含量下降;进一步产生B—族维生素和维生素D的前体麦角甾醇。所有这些都使皮屑成为HDM的更合适的食物来源。许多这类真菌属于苹果曲霉病菌和A.restrictus族。具体有A.penicilloides和Eurotium repens(A.repense)。
据信苹果曲霉病菌如A.Repens和A.penicilloides本身并没有由HDM诱发的对人体的过敏反应。
当前应用的杀菌剂存在缺陷是,为持续防治HDM,需要在一定间隔下重复处理。而且杀菌剂本身是毒性物质,由于这一原因,目前已经限制这类物质在家庭中使用。本发明的目的是提供克服这些缺点的方法。
本发明描述
本发明首先提供使用一种聚合物制品作为防治HDM的一种方法,所述制品中加入了一种化合物,该化合物具有抗苹果曲霉病菌和/或A.restrictus族真菌的抗菌活性。这类真菌的具体种类包括A.peniciloides和A.repens。HDM的具体种类有屋尘螨。这类化合物具有杀真菌和/或抑制真菌的活性。
聚合物制品可以是天然制品,例如纤维素纤维,如可通过染色法在这些纤维中加入这类化合物。或者,聚合物制品宜为人造制品如纤维或泡沫,可通过染色法,或更好是在人造制品的制造过程中,在其中加入这类化合物。对纤维来说,这样的人造制品可以是天然聚合物如纤维素,或是合成聚合物如具有聚丙烯腈的丙烯腈类聚合物。在Ullmann′s Encyclopaedia of Industrial Chemistry,5th edition(VCH Publishing),Vol.A1—(1987)and A11(1988)的标题为“纤维”的一系列文章中描述了这类人造纤维。对泡沫来说,人造制品可以是合成聚合物如聚氨酯。纤维可以用于制造纺织制品,如床上织物(包括床单、毯子、枕套、床褥套等),垫子织物和地板覆盖物(地毯)。纤维和泡沫都可用作诸如枕头、床垫、起绒织物和垫子制品中的填充材料,头皮屑会在填充材料中积累,HDM在其中生存。泡沫可用作地毯的背衬和底层。
本发明其次提供了用于床上制品或垫子制品中的填充材料,这种填充材料的特点是在其中加入了具有抗苹果曲霉病菌和/或A.restrictus族真菌的抗菌活性的化合物。填充材料宜为纤维形态。本发明还提供了填充有这类材料的床上制品或垫子制品。本发明进一步提供了包括加入了这类化合物的纤维或泡沫的地毯材料。
昆虫如HDM以及哺乳动物如人类是一类,真菌如苹果曲霉病菌是另一类,它们属于不同的界分类。已知许多物质对一种界内的生物为毒性,但对另一种界内的生物完全无毒性。这对以门、类和序划分的较低级分类之间物质也适用,尽管其增加程度较低。本发明的一个优点是能将低毒性的抗真菌化合物用于较高级的哺乳动物包括人类和家畜,以及用于其它家庭宠物。因此选择使用这类化合物。
在GB—A—2,309,461中公开了丙烯腈类纤维,加入了中性有机杀真菌剂化合物如较好的化合物癣退(N—甲—N—间甲苯基硫代氨甲酸萘酯)、bifonazole、克霉唑、双氯苯咪唑、双氯酚或毒菌酚(甲撑双三氯酚),本发明优选这些纤维。另一种合适的化合物是二氯苯氧氯酚。这类纤维中杀真菌化合物量宜为纤维重量的0.01—2%。同样量的这类杀真菌化合物也适用于本发明的其它类型的聚合物制品。
在聚合物制品中加入抗真菌化合物的优点是可使化合物向环境的释放量最小,延长抗真菌作用,并保证彻底清洗和干洗。湿纺丙烯腈纤维具有裂纹结构的优点,它既具有良好的释放转移性能,并且有助于抗真菌化合物扩散到纤维表面,随后从中消耗。合成纤维如丙烯腈纤维的低湿度恢复也是保持低湿度环境,从而抑制灰曲霉属和HDM生长的优点。
由下面的实施例说明本发明,除非特别指出,其中的份和比例皆按重量计。
实施例
此实施例说明加入了一种杀真菌剂的丙烯酸类纤维对A.repens的杀真菌活性,以及在防治HDM中使用这样的织物的杀真菌活性。
采用类似于GB.A—2,309,461中实施例1公开的方法,制得含0.4%发癣退(甲基—3—甲苯基硫代甲氨酸—2—萘酯)的丙烯酸类纤维。这类纤维可从CourtauldsFibres(Holdings)Limited以AMICOR AF商品名购得。使用不含杀真菌剂的丙烯酸类纤维(可从Courtaulds Fibres(Holdings)Limited以COURTELLE商品名购得)作为对照。采用GB—A—2,309,461中实施例1公开的平行条纹法(parallel streak method),并且使用约含3×106孢子/毫升的A.repens(IMI 094150)的培养物,测定纤维的抗菌活性。试验片在25℃培养4天。测定抑制真菌生长区域的宽度,结果(总的范围和括号内的12次测量的平均值)列于下表:表1
抑制区域的宽度
对照 在所有片上的所有条纹中的愈合生长
有发癣退的纤维 最小(毫米)0—2(0.7) 最大(毫米)2—6(3.9)
消毒人类皮肤(由手足病医生提供),粉碎成细的碎屑,并用合成汗液润湿。然后将其用作A.repens的培养介质。将敞开结构的针刺法无纺纤维浸在深的玻璃盘中,在该盘中加入已知量的A.repens和50的HDM。将粘性带固定到盘壁上部,诱捕试图爬到壁上的HDM。然后在室温和75%相对湿度下培养该盘8周。记录粘在带上的HDM数量。加热以驱赶有纤维的活HDM并记录它们的数量。结果列于表2(每种情况三个培养物的平均值)。
表2
    纤维Amicro AFAmicro AB50/50Amicro AF/Amicro ABCourtelle    带上HDM36.621.711.332.3   有纤维的HDM16.01.32.346.0     总计42.623.013.678.3
AMICRO AB(Courtaulds Fibres(Holdings)Limited的商标)是一种按照和AMICRO AF相同方式制得的含二十三(碳)烷的丙烯酸纤维。与Amicor AF纤维有关的HDM平均数因明显的消除结果而改变;记录的各数值分别为4、9和35。
如果发现与纤维相关的HDM数量大,存在于带上的HDM可设想为试图移居于其它区域的兴旺的培养物。如果发现与纤维相关的HDM数量小,存在于带上的HDM用于代替A.repens培养物。HDM在所有样品上茁壮成长,任一样品间的HDM数量没有明显的差别。

Claims (10)

1.加入了化合物的聚合物制品作为防治屋尘螨和床螨的方法的用途,所述化合物具有抗苹果曲霉病菌和/或A.restrictus族真菌的抗菌活性。
2.如权利要求1所述的用途,其特征在于所述聚合物制品是纤维。
3.如权利要求2所述的用途,其特征在于所述纤维是人造纤维,在其制造过程中加入了化合物。
4.如权利要求3所述的用途,其特征在于所述纤维是丙烯酸类纤维。
5.如权利要求2—4中任一权利要求所述的用途,其特征在于将所述纤维加到一种织造制品中。
6.如权利要求5所述的用途,其特征在于所述织造制品是垫褥织物。
7.如权利要求1所述的用途,其特征在于所述聚合物制品为泡沫材料。
8.一种用于垫褥制品或有垫子的制品的填充材料,其特征在于在所述填充材料中加入一种混合物,该混合物具有抗苹果曲霉病菌和/或A.restrictus族真菌的抗菌活性。
9.一种垫褥制品或有垫子的制品,其特征在于填充有权利要求8所述的填充材料。
10.一种垫褥织物,其特征在于它包括加入化合物的纤维,该化合物具有抗苹果曲霉病菌和/或A.restrictus族真菌的抗菌活性。
CNB988102498A 1997-10-23 1998-10-21 防治屋尘螨和床螨的方法 Expired - Fee Related CN1153514C (zh)

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Cited By (1)

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Publication number Priority date Publication date Assignee Title
CN102191185A (zh) * 2011-04-08 2011-09-21 中国计量学院 一株生防内生真菌-局限曲霉菌

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JP2003517498A (ja) * 1998-09-08 2003-05-27 マイクロバン プロダクツ カンパニー 抗菌アクリル樹脂材
GB2359023A (en) * 1999-12-10 2001-08-15 Fenchurch Environmental Group Compositions for reducing or eliminating house dust mite infestations
BR0112865A (pt) * 2000-08-04 2003-04-22 Ciba Sc Holding Ag Processo para o tratamento de materiais têxteis contra fungos e ácaros da poeira
FR2841452B1 (fr) * 2002-07-01 2004-10-15 Le Monde Des Marques Article de literie du type oreiller, couette ou analogue
EP1686854A4 (en) 2003-11-26 2012-04-18 Lanxess Deutschland Gmbh PROCESS FOR COMBATTING FUNGI AND MITES IN TEXTILE SUBSTRATES
WO2008046746A2 (en) * 2006-10-16 2008-04-24 Ciba Holding Inc. Acaricidal synthetic materials and articles made therefrom

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DE3164732D1 (en) * 1980-08-29 1984-08-16 Gist Brocades Nv Process for combatting and/or preventing allergic diseases
BE1009900A5 (nl) * 1995-12-28 1997-10-07 Sogilo Nv Bedekkingsartikel voor bedden en dergelijke, en werkwijze voor het vervaardigen ervan.
GB9601292D0 (en) * 1996-01-23 1996-03-27 Courtaulds Fibres Ltd Synthetic fibre or film and manufacture thereof

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CN102191185A (zh) * 2011-04-08 2011-09-21 中国计量学院 一株生防内生真菌-局限曲霉菌
CN102191185B (zh) * 2011-04-08 2012-09-05 中国计量学院 一株生防内生真菌-局限曲霉菌

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GB9722448D0 (en) 1997-12-24
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ES2217588T3 (es) 2004-11-01
ATE260030T1 (de) 2004-03-15
EP1024694A1 (en) 2000-08-09
AU9548998A (en) 1999-05-17
DE69821962T2 (de) 2004-12-09
AU755332B2 (en) 2002-12-12
EP1024694B1 (en) 2004-02-25
WO1999021421A1 (en) 1999-05-06
PT1024694E (pt) 2004-07-30

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