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公开(公告)号：KR20210024740A
公开(公告)日：2021-03-08
申请号：KR1020190104246A
申请日：2019-08-26
IPC: D04H1/4374 , B60R13/08 , D01D5/24 , D01D5/253 , D04H1/4242 , D04H1/435
CPC classification number: D04H1/4374 , B32B5/26 , B32B37/02 , B32B5/022 , B60R13/08 , D01D5/24 , D01D5/253 , D04H1/4242 , D04H1/435 , D04H5/04 , D04H5/08 , B32B2250/40 , B32B2262/0284 , B32B2262/106 , B32B2262/12 , B32B2307/102 , B32B2307/306 , D10B2101/12 , D10B2331/04
Abstract: 본 발명은 내열성 및 흡음성이 우수한, 탄소 섬유를 포함하는 중심층 및 내열층을 포함하는 복합 섬유웹 및 이의 제조방법에 관한 것이다. 본 발명에 따른 복합 섬유웹 제조방법은 멜트 블로운 제조공법으로 인해 제조 속도가 빠른 바 경제성이 뛰어나다. 또한, 본 발명에 따른 복합 섬유웹은 복합층으로 되어 있고 각 층별 섬유 직경이 다양한 바 흡음률이 우수하고, 복합층 중 내열층에 포함된 PET 섬유는 친환경적 소재일 뿐 아니라, 초극세사로 제조된 섬유를 포함하므로 우수한 내열성을 가지고 있다. 또한, 본 발명에 따른 복합 섬유웹은 우수한 강도 및 도전성 뿐 아니라 전자파 차단 및 탈취효과를 가지고 있으므로, 흡음재 및 이를 응용할 수 있는 소재 전 분야에 걸쳐 널리 사용될 수 있을 것이다.
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公开(公告)号：KR101836623B1
公开(公告)日：2018-03-08
申请号：KR1020160050585
申请日：2016-04-26
Inventor： 이정욱
CPC classification number: D04H3/018 , B60R13/0861 , D01D5/253 , D01D5/34 , D04H1/4282 , D04H1/4326 , D04H1/4391 , D04H1/46 , D04H3/007 , D04H3/011 , D04H3/102 , D04H3/12 , D10B2321/021 , D10B2321/022 , D10B2331/04 , D10B2505/12 , G10K11/162
Abstract: 본발명은자동차외장용부직포보드및 이의제조방법에관한것으로, 보다상세하게는강성과흡차음성이향상된자동차외장용부직포보드및 이의제조방법에관한것이다. 본발명의일 측면에따르면, 이형단면기재섬유, 및이형단면이성분섬유를포함하여구성되고, 상기이형단면기재섬유는 50중량% 이상으로포함되며, 상기이형단면섬유및 이형단면이성분섬유는선밀도가 6 내지 15 De이고, 이형도는 1.3 내지 3.0 인자동차외장용부직포보드를제공할수 있다. 본발명에따른자동차외장용부직포보드는, 이형단면사를사용함으로써비표면적이넓어섬유간접착효율이향상되고, 벌키성및 섬유비표면적이크기때문에가열시 열전달이잘되어열 성형성이개선될수 있어기계적물성이우수하다. 또한, 향상된강성으로인해부직포의면밀도저감을통해경량화가가능하고, 흡차음성능이우수하다는효과를가진다.
Abstract translation: 本发明涉及的是，更具体地说，涉及刚性和heupcha语音提高汽车外部装饰板及其制造在非织造织物的汽车外部装饰板的无纺织物及其制造方法的方法。 根据本发明的一个方面，改进的横截面中的基材纤维，并且由异形截面构成包括多组分纤维，改性的横截面基纤维（重量），所述异形截面纤维包含至少50％，和改进的横截面中的组分纤维 线密度为6〜15De，均匀度为1.3〜3.0。 根据本发明的汽车外饰无纺织物板，通过使用纤维的比表面积较宽之间的异形截面SA结合效率提高，并且是很好，因为蜂kiseong以及具有尺寸的比表面积纤维它是改善热加工性加热热传递的时间 机械性能。 此外，由于刚性提高，可以通过减小无纺布的面积密度来减轻重量，并且获得吸音的效果。
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公开(公告)号：KR1020140115643A
公开(公告)日：2014-10-01
申请号：KR1020130030450
申请日：2013-03-21
Inventor： 이정욱
CPC classification number: E04B1/84 , G10K11/162 , Y10T442/649
Abstract: The present invention relates to a sound-absorbing material for an automobile including foaming urethane foam to which a carbon nanotube is applied, and a preparation method thereof. More particularly, the present invention relates to a sound-absorbing material for an automobile, which has excellent sound absorption and insulation performance even while maintaining excellent flame retardancy. In particular, the sound-absorbing material is provided with an increased ratio of open cells while uniformly maintaining a cell structure of the foam by adding the carbon nanotube as a portion of flame retardant filler to semi-rigid foaming urethane foam.
Abstract translation: 本发明涉及一种用于汽车的吸声材料及其制备方法。 更具体地说，本发明涉及一种汽车用吸音材料，即使在保持优异的阻燃性的同时也具有优良的吸声性能和绝缘性能。 特别地，通过将碳纳米管作为阻燃填料的一部分添加到半刚性发泡聚氨酯泡沫中，吸声材料具有增加的开孔的比例，同时均匀地保持泡沫的泡孔结构。
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公开(公告)号：KR1020140059416A
公开(公告)日：2014-05-16
申请号：KR1020120125856
申请日：2012-11-08
CPC classification number: D04H1/56 , Y10T442/601
Abstract: The purpose of the present invention is to provide melt-blown fiber web, and an apparatus and method for manufacturing the same. The melt-blown fiber web has improved elasticity and concentration force and the apparatus and method improves the elasticity and concentration force by cutting and sewing the melt-blown fabric at regular intervals by using a knife of a certain pattern while keeping the natural function of the fiber web. In order to accomplish the purpose, in the melt-blown fiber web comprising thermoplastic filaments, the melt-blown fiber web comprises cutting and sewing parts which are formed over the upper and lower sides in the thickness direction of the fiber web at regular intervals. Therefore, the elasticity and concentration force can be improved.
Abstract translation: 本发明的目的是提供熔喷纤维网及其制造方法。 熔喷纤维网具有改善的弹性和集中力，并且该设备和方法通过使用某种图案的刀以规则的间隔切割和缝制熔喷织物来提高弹性和集中力，同时保持熔喷织物的自然功能 纤维网。 为了达到这个目的，在包含热塑性长丝的熔喷纤维网中，熔喷纤维网包括在纤维网的厚度方向上以规则的间隔形成在上下两侧的切割和缝合部分。 因此，能够提高弹性和集中力。
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公开(公告)号：KR1020130119645A
公开(公告)日：2013-11-01
申请号：KR1020120042595
申请日：2012-04-24
CPC classification number: B32B7/02 , B32B5/245 , B32B5/26 , B32B2262/0284 , B32B2266/0278 , B32B2307/102 , B32B2307/51 , B32B2605/00
Abstract: The present invention relates to a convergence sound absorbing material and a manufacturing method thereof and, more specifically, to a convergence sound absorbing material and a manufacturing method thereof which significantly lower manufacturing costs and obtain excellent sound absorbing performance in comparison with an existing sound absorbing material by filling an intermediate layer of a PET sound absorbing material with a filler which contains low melting point PET fiber, regular PET fiber, and chip foam; and double the cost reduction by recycling waste felt in a cutting process for the sound absorbing material as the filler. [Reference numerals] (AA) Section;(BB) Comparative example;(CC) Example 1;(DD) Example 2;(EE) Structure;(FF) Chip form + recycled PET + LM/PET[1,700g /m^2];(GG) Chip form + recycled small fiber + LM/PET[1,700g /m^2];(HH) NVH function;(II) Producing method;(JJ) CARD method;(KK,LL) AIR-LAY method
Abstract translation: 收敛吸音材料及其制造方法技术领域本发明涉及一种会聚吸音材料及其制造方法，更具体地，涉及一种会聚吸音材料及其制造方法，与现有的吸声材料相比，显着降低制造成本并获得优异的吸声性能 通过用含有低熔点PET纤维，常规PET纤维和芯片泡沫的填料填充PET吸音材料的中间层; 并且通过在作为填料的吸音材料的切割过程中回收废纸毡来降低成本的两倍。 （AA）部分;（BB）比较例;（CC）实施例1;（DD）实施例2;（EE）结构;（FF）芯片形式+回收PET + LM / PET [1,700g / 2）;（GG）芯片形式+再生小纤维+ LM / PET [1,700g / m ^ 2];（HH）NVH功能;（II）生产方法;（JJ）CARD方法;（KK，LL） LAY方法
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Patent Agency Ranking
公开(公告)号：KR1020130058912A
公开(公告)日：2013-06-05
申请号：KR1020110124908
申请日：2011-11-28
Applicant: 현대자동차주식회사 , 엔브이에이치코리아(주)
Abstract: PURPOSE: A polyurethane composition is provided to be compress molded, to improve an absorbing performance and a heat resistant performance, and to satisfy physical properties as vehicle interior materials. CONSTITUTION: A polyurethane composition for vehicle interior materials is formed by mixing thermoplastic resin powder, calcium carbonate powder and/or expanded graphite powder, graft pulp powder and/or aluminum short fiber, into foam polyurethane raw materials. The thermoplastic resin powder is selected from polypropylene resin, polyethylene resin, polyvinylchloride, nylon, polycarbonate, polyethylene terephthalate, polymethyl methacrylate, polyoxymethylene, polystyrene, ABS resin, Teflon resin, phenol resin, melamine resin, and a mixture thereof. [Reference numerals] (AA,EE) Chemical bond non-woven fabric; (BB,DD) LLDPE or CPP film; (CC) High heat resistant PU foam
Abstract translation: 目的：提供一种聚氨酯组合物以进行压缩成型，以提高吸收性能和耐热性能，并满足车辆内饰材料的物理性能。 构成：通过将热塑性树脂粉末，碳酸钙粉末和/或膨胀石墨粉末，接枝纸浆粉末和/或铝短纤维混合到泡沫聚氨酯原料中形成用于车辆内部材料的聚氨酯组合物。 热塑性树脂粉末选自聚丙烯树脂，聚乙烯树脂，聚氯乙烯，尼龙，聚碳酸酯，聚对苯二甲酸乙二醇酯，聚甲基丙烯酸甲酯，聚甲醛，聚苯乙烯，ABS树脂，特氟隆树脂，酚醛树脂，三聚氰胺树脂及其混合物。 （标号）（AA，EE）化学键无纺布; （BB，DD）LLDPE或CPP膜; （CC）高耐热PU泡沫
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公开(公告)号：KR1020100046502A
公开(公告)日：2010-05-07
申请号：KR1020080105362
申请日：2008-10-27
Applicant: 현대자동차주식회사
Inventor： 이정욱
Abstract: PURPOSE: A keratin fiber/polyethylene resin complex and a manufacturing method thereof are provided to improve mechanical properties including the tensile strength and the flexural strength, and to secure an environment-friendly effect. CONSTITUTION: A manufacturing method of a keratin fiber/polyethylene resin complex comprises the following steps: preparing the length of a keratin-fiber into 0.5~1 millimeters; forming a mixture by compounding 20~40wt% of keratin-fiber and 60~80wt% of polyethylene resin at 130~140 deg C of a mixer for 6~7 minutes; and press molding the mixture at 190~200 deg C for 2~3 minutes.
Abstract translation: 目的：提供角蛋白纤维/聚乙烯树脂配合物及其制造方法，以改善包括拉伸强度和抗弯强度在内的机械性能，并确保环境友好的效果。 构成：角蛋白纤维/聚乙烯树脂复合体的制造方法包括以下步骤：将角蛋白纤维的长度制成0.5〜1毫米; 通过在130〜140℃的混合器中混合20〜40重量％的角蛋白纤维和60〜80重量％的聚乙烯树脂混合6〜7分钟; 并将混合物在190〜200℃下压制2〜3分钟。
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公开(公告)号：KR102249763B1
公开(公告)日：2021-05-10
申请号：KR1020170044129
申请日：2017-04-05
Abstract: 본발명은자동차용플로어카페트에관한것으로, 보다상세하게는흡음재부에저밀도의폴리우레탄폼을적용하고, 차음재부에면밀도가낮은열가소성탄성체를적용함으로써경량화하여차량연비를개선시키고, 물성특성은동등이상을유지하는동시에흡음및 차음성능이우수한자동차용플로어카페트에관한것이다.
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公开(公告)号：KR1020170088646A
公开(公告)日：2017-08-02
申请号：KR1020160008788
申请日：2016-01-25
IPC: B60R16/023 , H01R31/00 , H04B3/54 , H01Q1/32
CPC classification number: H03H7/48
Abstract: 본발명은신호분배기에관한것으로, 정확한체결진단을위한신호분배기구조를제안하는것을목적으로한다. 이를위해본 발명에따른신호분배기는, 안테나를제 1 기기에연결하기위한제 1 선로와; 안테나를제 2 기기에연결하기위한제 2 선로와; 제 2 기기로부터제 2 선로로인가되는전류가접지로흐르도록하기위한저항과; 제 2 선로로인가되는전류가제 1 선로로흐르는것을차단하도록제 2 선로상에마련되는캐패시터를포함한다.
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公开(公告)号：KR100805480B1
公开(公告)日：2008-02-20
申请号：KR1020060078200
申请日：2006-08-18
Applicant: 현대자동차주식회사
Inventor： 이정욱
Abstract: A method for producing a self-assembled monolayer comprising mixed alkanethiols is provided to facilitate access of an external substance thereto by minimizing steric hindrance between reactive terminal functional groups, and to maximize fixing efficiency of a functional substance. A method for producing a self-assembled monolayer comprising mixed alkanethiols comprises the steps of: preparing a composition containing heterogeneous alkanethiol molecules having different backbone lengths in a desired molar ratio to provide a solution; dissolving the solution into an ethanol-containing solvent; dipping a film into the mixed solution; and washing the film and removing the remaining molecules not bonded to the film.
Abstract translation: 提供了一种包含混合烷硫醇的自组装单层的方法，以通过最小化反应性末端官能团之间的空间位阻，并最大限度地提高功能性物质的定影效率来促进外部物质的通入。 一种制备包含混合烷硫醇的自组装单层的方法包括以下步骤：制备含有所需摩尔比的具有不同骨架长度的异构烷硫醇分子的组合物以提供溶液; 将溶液溶解在含乙醇的溶剂中; 将薄膜浸入混合溶液中; 并洗涤膜并除去未结合到膜上的剩余分子。
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