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1. 发明授权

EP2787108B1 MIXED FIBER NON-WOVEN FABRIC AND FILTER ELEMENT USING SAME 有权
标题翻译：混合纤维非织造织物和使用相同的过滤元件
公开(公告)号：EP2787108B1
公开(公告)日：2018-03-14
申请号：EP12853901.2
申请日：2012-11-27
申请人： Toray Industries, Inc.
发明人： IYAMA, Yuji , KURODA, Akito , YAKAKE, Yoshikazu
IPC分类号： D04H3/153 , B01D39/16 , D04H3/016 , D04H3/16 , D04H1/56 , D04H1/4382 , B01D39/14
CPC分类号： B01D39/14 , B01D39/16 , B01D2239/0435 , B01D2239/0622 , B01D2239/064 , B01D2239/1233 , B03C3/28 , B03C3/66 , D04H1/4382 , D04H1/56 , D04H3/016 , D04H3/153 , D04H3/16
摘要： Provided are a mixed-fiber nonwoven fabric exhibiting a low pressure drop and an excellent collection efficiency and being especially suitable for air filters, and a filter medium using the mixed-fiber nonwoven fabric. The nonwoven fabric comprises mixed fibers having different fiber diameters. A group of fibers having a fiber diameter of 5.0 µm or less (fiber group A) is present at a volume fraction of 20 to 80 vol%, a group of fibers having a fiber diameter of 50.0 µm or more (fiber group B) is present at a volume fraction of 1 to 40 vol%, and a group of fibers having a fiber diameter of more than 5.0 µm and less than 50.0 µm (fiber group C) is present at a volume fraction of 0 to 79 vol%. The ratio of the median fiber diameter (B') of fiber group B to the median fiber diameter (A') of fiber group A (B'/A') is 35 or more.

2. 发明公开

EP3200897A1 ELECTROSTATIC FILTER 审中-公开
标题翻译：静电过滤器
公开(公告)号：EP3200897A1
公开(公告)日：2017-08-09
申请号：EP15847067.4
申请日：2015-09-29
申请人： 3M Innovative Properties Company
发明人： TAKASHINA, Tadahiro
IPC分类号： B01D39/14 , B01D46/00
CPC分类号： B03C3/28 , B03C3/366 , B03C3/47
摘要： An electrostatic filter according to one embodiment of the present invention is an electrostatic filter including a first layer and a second layer, the first layer being provided with a base and a plurality of firm protuberances extending from a face of the base and adjacent to the second layer, the protuberances including a stem having a root-ward side surface and a tip side surface, the second layer being provided with a base, a first angle constituted by either an angle between the root-ward side surface of the stem and the base of the first layer or an angle between the tip side surface of the stem and the base of the second layer being at least 90° and less than 180, and a second angle constituted by the other of the two angles thereof being at least 45° and less than 180°.
摘要翻译：根据本发明的一个实施例的静电过滤器是包括第一层和第二层的静电过滤器，第一层设置有基部和多个从基部的表面延伸并与第二层相邻的牢固突起所述突起包括具有根侧表面和尖端侧表面的杆，所述第二层设置有基部，所述第一角度由所述杆的根部侧表面与所述基部之间的角度或者杆的尖端侧表面与第二层的基部之间的角度至少为90°且小于180°，并且由其两个角度中的另一个构成的第二角度为至少45°且小于45° 超过180º。

3. 发明授权

EP2496354B1 METHOD AND APPARATUS FOR TRANSPORTING MAGNETIC FLUIDS AND PARTICLES 有权
标题翻译：方法和设备运输磁流体和微粒
公开(公告)号：EP2496354B1
公开(公告)日：2017-01-11
申请号：EP09755866.2
申请日：2009-11-05
申请人： Universität Kassel
发明人： EHRESMANN, Arno
IPC分类号： B03C1/02
CPC分类号： B03C3/28 , B03C1/02 , Y10T137/0391 , Y10T137/8593

4. 发明公开

EP2792777A1 MIXED-FIBER NON-WOVEN FABRIC, LAMINATE SHEET, FILTER, AND METHOD FOR PRODUCING MIXED-FIBER NON-WOVEN FABRIC 有权
标题翻译：混合纤维无纺布，层压板，过滤器和方法制备混合型纤维绒物质
公开(公告)号：EP2792777A1
公开(公告)日：2014-10-22
申请号：EP12857461.3
申请日：2012-12-14
申请人： Toray Industries, Inc.
发明人： KURODA, Akito , IYAMA, Yuji , YAKAKE, Yoshikazu
IPC分类号： D04H3/153 , B01D39/16 , B03C3/28 , D04H3/016 , D04H3/16
CPC分类号： B01D39/163 , B01D39/16 , B01D2239/064 , B01D2239/1233 , B03C3/28 , D04H1/4382 , D04H1/56 , D04H3/016 , D04H3/153 , D04H3/16 , D04H13/001 , Y10T442/625 , Y10T442/626
摘要： Provided are a mixed-fiber nonwoven fabric exhibiting a low pressure drop and an excellent collection efficiency, in particular, a mixed-fiber nonwoven fabric suitable for air filters and a filter medium using the mixed-fiber nonwoven fabric. The nonwoven fabric comprises at least two types of fibers having different melting points, which fibers are low melting point fibers made of a polyolefin resin component A, and high melting point fibers made of a high melting point resin component B having a higher melting point than that of the polyolefin resin component A. The number average fiber diameter of the high melting point fibers is larger than that of the low melting point fibers. At least one high melting point fiber having a fiber diameter of 20 µm to 100 µm is present per 1.00 mm of the length of the cross section of the nonwoven fabric. The number average fiber diameter of all fibers constituting the nonwoven fabric falls within the range of 0.3 µm to 10 µm.
摘要翻译：本发明提供一种混纤非织造布表现出低的压降和优异的捕集效率，特别是，适合于空气过滤器的混合纤维无纺布和使用该混纤非织造织物的过滤介质。该非织造织物包括至少两种类型的具有不同熔点，其中纤维是由具有比具有更高的熔点的高熔点树脂组分B的由聚烯烃树脂组分A的熔点低的纤维，和高熔点的纤维的纤维做的聚烯烃树脂组分A的高熔点纤维的数均纤维直径小于所述低熔点纤维的大。具有20微米的纤维直径为100微米的至少一个高熔点纤维的存在通过1:00毫米的无纺织物的横截面的长度。所有纤维的数均纤维直径构成无纺布如果为0.3微米的范围内至10微米。

5. 发明公开

EP2787108A1 MIXED FIBER NON-WOVEN FABRIC AND FILTER ELEMENT USING SAME 有权
标题翻译： MISCHFASERVLIESSTOFF UND FILTERELEMENT DAMIT
公开(公告)号：EP2787108A1
公开(公告)日：2014-10-08
申请号：EP12853901.2
申请日：2012-11-27
申请人： Toray Industries, Inc.
发明人： IYAMA, Yuji , KURODA, Akito , YAKAKE, Yoshikazu
IPC分类号： D04H3/153 , B01D39/16 , B03C3/28 , D04H3/016 , D04H3/16
CPC分类号： B01D39/14 , B01D39/16 , B01D2239/0435 , B01D2239/0622 , B01D2239/064 , B01D2239/1233 , B03C3/28 , B03C3/66 , D04H1/4382 , D04H1/56 , D04H3/016 , D04H3/153 , D04H3/16
摘要： Provided are a mixed-fiber nonwoven fabric exhibiting a low pressure drop and an excellent collection efficiency and being especially suitable for air filters, and a filter medium using the mixed-fiber nonwoven fabric. The nonwoven fabric comprises mixed fibers having different fiber diameters. A group of fibers having a fiber diameter of 5.0 µm or less (fiber group A) is present at a volume fraction of 20 to 80 vol%, a group of fibers having a fiber diameter of 50.0 µm or more (fiber group B) is present at a volume fraction of 1 to 40 vol%, and a group of fibers having a fiber diameter of more than 5.0 µm and less than 50.0 µm (fiber group C) is present at a volume fraction of 0 to 79 vol%. The ratio of the median fiber diameter (B') of fiber group B to the median fiber diameter (A') of fiber group A (B'/A') is 35 or more.
摘要翻译：本发明提供低压降，优良的收集效率，特别适用于空气过滤器的混合纤维无纺布，以及使用该混合纤维无纺布的过滤介质。无纺布包括具有不同纤维直径的混合纤维。纤维直径为5.0μm以下的纤维组（纤维组A）的体积分数为20〜80体积％，纤维直径为50.0μm以上的纤维（纤维组B）为体积分数为1〜40体积％，纤维直径大于5.0μm且小于50.0μm的纤维组（纤维组C）的体积分数为0〜79体积％。纤维组B的中值纤维直径（B'）与纤维组A（B'/ A'）的中值纤维直径（A'）的比例为35以上。

6. 发明公开

EP2743391A1 BLENDED FILAMENT NONWOVEN FABRIC 有权
标题翻译： GEMISCHTER FILAMENT-VLIESSTOFF
公开(公告)号：EP2743391A1
公开(公告)日：2014-06-18
申请号：EP12824454.8
申请日：2012-08-08
申请人： JNC Corporation , JNC Fibers Corporation
发明人： MATSUDA Yasushi , IWATA Junji , KOJIMA Mitsuru , ITO Takafumi
IPC分类号： D04H3/153 , B01D39/16 , B03C3/28 , D04H3/007 , D04H3/011 , D04H3/16 , A62B18/02
CPC分类号： B01D39/163 , B01D46/0023 , B01D2239/0622 , B01D2239/064 , B01D2239/1233 , B03C3/28 , D04H1/56 , D04H3/007 , D04H3/016 , D04H3/153 , Y10T442/609
摘要： Provided is a nonwoven fabric being high in bulk and good in texture and having both a capability of highly efficiently collecting dust and the like and such a low pressure loss characteristic that the intake resistance occurring when gas passes through a filter is low.
The nonwoven fabric is a blended filament nonwoven fabric comprising a blend of two types of filaments, wherein the two types of filaments are constituted of thermoplastic resins different from each other, an average fiber diameter obtained by dividing the total value of fiber diameters of the filaments present in the nonwoven fabric by the number of the constituent filaments is 0.1 to 10 µm, and the nonwoven fabric has a specific volume of 12 cm 3 /g or more; the blended filament nonwoven fabric, wherein the ratio of the number of constituent filaments having fiber diameters of 0.1 to 3 µm is 50% or more of the filaments constituting the nonwoven fabric, and the ratio of the number of constituent filaments having fiber diameters exceeding 3 µm is 50% or less of the filaments constituting the nonwoven fabric; or the blended filament nonwoven fabric, wherein the nonwoven fabric is produced by a melt-blowing process.
摘要翻译：本发明提供一种体积大且质地好且具有高效收集灰尘等的能力以及气体通过过滤器时产生的进气阻力低的低压损失特性的无纺布。无纺布是包含两种长丝的共混物的共混长丝无纺布，其中两种长丝由彼此不同的热塑性树脂构成，通过将长丝的纤维直径的总值除以得到的平均纤维直径无纺织物的数量为0.1〜10μm，非织造布的比体积为12cm 3 / g以上，混纺长丝无纺布，其中纤维直径为0.1〜3μm的构成长丝的数量的比例为构成无纺布的长丝的50％以上，纤维直径超过3的构成长丝的数量的比例 μm为构成无纺布的长丝的50％以下; 或混纺长丝无纺布，其中无纺织物通过熔喷方法制造。

7. 发明公开

EP2695663A1 Photokatalytisch aktives Material zur Luftreinigung 审中-公开
标题翻译： Photokatalytisch aktives材料zur Luftreinigung
公开(公告)号：EP2695663A1
公开(公告)日：2014-02-12
申请号：EP12180105.4
申请日：2012-08-10
申请人： Henrik Bauer Beteiligungsgesellschaft mbH
发明人： Die Erfindernennung liegt noch nicht vor
IPC分类号： B01D53/88 , B01D49/00 , B01J23/06 , B01J23/14 , B01J35/00 , B01J35/02
CPC分类号： F02M35/0217 , B01D49/00 , B01D53/885 , B01D2255/20746 , B01D2255/20792 , B01D2255/2094 , B01D2255/802 , B01D2258/06 , B01D2259/4508 , B01D2259/4566 , B01D2259/802 , B01J23/06 , B01J23/14 , B01J23/18 , B01J23/20 , B01J23/80 , B01J35/002 , B01J35/004 , B03C3/28
摘要： Die Erfindung betrifft ein Verfahren zur Feinstaubreduktion unter Einsatz eines Photokatalysators sowie einen Photokatalysator, der auch in Abwesenheit von UV-Licht aktiv ist.
摘要翻译：从气体介质中还原颗粒物质包括将光催化材料施加到气态介质以除去细小颗粒。包括用紫外光激活的光催化材料的独立权利要求，其中光催化材料包括元素如锡，锌，钽，铋，铟，钒，钨，锑，锗，镓，铊，钛和氧化物锡和锌。

8. 发明授权

EP1539326B1 ELECTROSTATICALLY CHARGED FILTER MEDIA INCORPORATING AN ACTIVE AGENT 有权
标题翻译：静态的，其中集成的过滤介质ACTIVE受压
公开(公告)号：EP1539326B1
公开(公告)日：2012-04-25
申请号：EP03751126.8
申请日：2003-09-08
申请人： TrioMed Innovations Corp.
发明人： MESSIER, Pierre
IPC分类号： B01D39/16 , B03C3/28 , H01G7/02 , A61L9/16
CPC分类号： A41D13/1192 , A61L9/16 , A62B23/025 , B01D39/1623 , B01D39/18 , B01D39/2017 , B01D39/2031 , B01D39/2072 , B01D2239/0407 , B01D2239/0435 , B01D2239/0442 , B01D2239/0492 , B03C3/28 , B03C3/60 , D01D5/0985 , D06M10/025 , D06M11/155 , D06M11/38 , D06M11/76 , D06M11/83 , D06M13/355 , D06M16/00 , Y10T428/249953 , Y10T442/60 , Y10T442/696 , Y10T442/699
摘要： There is provided a protective media and a method of manufacturing the same. In one aspect, the protective media includes a porous dielectric carrier, an active agent incorporated in the porous dielectric carrier, and an electrostatic charge across at least a portion of the porous dielectric carrier. This innovative media is capable of eradicating microorganisms and/or toxins more efficiently than prior art solutions and can also self sterilize.

9. 发明公开

EP2059343A1 ELEKTRETAUSRÜSTUNG 有权
标题翻译：驻极体
公开(公告)号：EP2059343A1
公开(公告)日：2009-05-20
申请号：EP07803384.2
申请日：2007-09-10
申请人： Nanogate AG
发明人： BENDJABALLAH, Salah , KLAUSNITZER, Sylvia
IPC分类号： B03C3/28 , B01D39/06
CPC分类号： B03C3/28 , B01D39/06 , Y10T428/25
摘要： The invention relates to a dispersed electret finish, a method for producing an electret coating, the resultant electret coating itself and the use of the electret coating for finishing textiles and carpets, or for producing filters, for example air and liquid filters or cigarette filters, sensors, capacitor microphones, data memories or membranes.

10. 发明授权

EP1874430B1 VEHICLE PASSENGER COMPARTMENT AIR FILTER DEVICES 有权
标题翻译：汽车乘客舱过滤装置
公开(公告)号：EP1874430B1
公开(公告)日：2008-11-12
申请号：EP06750193.2
申请日：2006-04-13
申请人： 3M Innovative Properties Company
发明人： LOTGERINK-BRUINENBERG, Marcus
IPC分类号： B01D39/16 , B03C3/28 , B60H3/06
CPC分类号： B60H3/0658 , B01D39/1623 , B03C3/28
摘要： A vehicle passenger compartment air filter device comprising a filtration medium comprising (i) a first filter layer comprising a electrostatically charged split fiber nonwoven web layer and optionally a scrim affixed to said split fiber layer; (ii) a nonwoven web of electret charged thermoplastic microfibers as a second filter layer, said microfibers having an effective fiber diameter (EFD) of greater than 10 µm and comprising a thermoplastic resin having a resistivity greater than 10 14 ohm . cm and an additive selected from fluorochemical compounds or oligomers, organic triazine compounds or oligomers, hindered amine compounds, aromatic amine compounds, nitrogen containing hindered phenols, metal containing hindered phenols and mixtures thereof; said web having a basis weight less than 60 g/m 2 ; and (iii) a support layer made of a web material having an air permeability of 3750 l/(m 2 xs) or more at 200 Pa; said first filter layer being upstream from said second filter layer and said support layer being downstream from said second filter layer, wherein the first and second filter layers and the support layer are co-pleated and substantially non-bonded to one another except optionally at one or more of the outer edges of the filtration medium.
摘要翻译： 1。一种车辆乘客车厢空气过滤装置，包括过滤介质，所述过滤介质包括：（i）第一过滤层，所述第一过滤层包含带静电的分裂纤维非织造织物层和任选地固定在所述分裂纤维层上的稀松布; （ii）作为第二过滤层的带有驻极体的热塑性微纤维的非织造纤维网，所述微纤维具有大于10μm的有效纤维直径（EFD）并且包含电阻率大于1014Ω.cm的热塑性树脂和选定的添加剂由含氟化合物或低聚物，有机三嗪化合物或低聚物，受阻胺化合物，芳族胺化合物，含氮受阻酚，含金属的受阻酚及其混合物; 所述织物的基重小于60g / m 2; （iii）在200Pa下由透气度为3750l /（m2×s）以上的网状材料构成的支撑层，所述第一过滤层位于所述第二过滤层的上游，并且所述支撑层位于所述第二过滤层的下游，其中所述第一过滤层和所述第二过滤层与所述支撑层共折叠且基本上彼此不粘合，除非可选地在一个或更多的过滤介质的外边缘。

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