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1. 发明申请

US20210040298A1 SPUNBONDED NON-WOVEN FABRIC AND METHOD FOR MANUFACTURING SAME 有权
公开(公告)号：US20210040298A1
公开(公告)日：2021-02-11
申请号：US17075258
申请日：2020-10-20
申请人： IDEMITSU KOSAN CO., LTD.
发明人： Yohei KOORI , Tomoaki TAKEBE , Yutaka MINAMI , Takumi SUGIUCHI
IPC分类号： C08L23/12 , D04H3/007 , D04H3/14 , D04H1/544 , D04H1/4291
摘要： A nonwoven fabric formed of an olefin-based resin composition (I) containing an olefin-based polymer (i) satisfying specific requirements; a spunbond nonwoven fabric obtained by melt-extruding and molding the olefin-based resin composition (I) at a resin temperature of 220° C. or lower, and a method for producing it; a multilayer nonwoven fabric containing the spunbond nonwoven fabric; a nonwoven fabric and a multilayer nonwoven fabric including composite fibers containing an olefin-based resin composition (II) containing an olefin-based polymer (ii) satisfying specific requirements; and a fiber product using the spunbond nonwoven fabric, the nonwoven fabric of composite fibers, or the multilayer nonwoven fabric.

2. 发明申请

US20170145198A1 SPUNBONDED NON-WOVEN FABRIC AND METHOD FOR MANUFACTURING SAME 审中-公开
公开(公告)号：US20170145198A1
公开(公告)日：2017-05-25
申请号：US15322032
申请日：2015-07-03
申请人： IDEMITSU KOSAN CO., LTD.
发明人： Yohei KOORI , Tomoaki TAKEBE , Yutaka MINAMI , Takumi SUGIUCHI
IPC分类号： C08L23/12 , D04H3/007 , D04H3/14
CPC分类号： C08L23/12 , C08L2203/12 , C08L2205/025 , D04H1/4291 , D04H1/544 , D04H3/007 , D04H3/14
摘要： A nonwoven fabric formed of an olefin-based resin composition (I) containing an olefin-based polymer (i) satisfying specific requirements; a spunbond nonwoven fabric obtained by melt-extruding and molding the olefin-based resin composition (I) at a resin temperature of 220° C. or lower, and a method for producing it; a multilayer nonwoven fabric containing the spunbond nonwoven fabric; a nonwoven fabric and a multilayer nonwoven fabric including composite fibers containing an olefin-based resin composition (II) containing an olefin-based polymer (ii) satisfying specific requirements; and a fiber product using the spunbond nonwoven fabric, the nonwoven fabric of composite fibers, or the multilayer nonwoven fabric.

3. 发明申请

US20200157327A1 POLYPROPYLENE-BASED RESIN COMPOSITION, AND FIBER AND NONWOVEN FABRIC USING SAME 审中-公开
公开(公告)号：US20200157327A1
公开(公告)日：2020-05-21
申请号：US16632752
申请日：2018-07-23
申请人： IDEMITSU KOSAN CO.,LTD.
发明人： Mari YABE , Takumi SUGIUCHI , Yutaka MINAMI , Tomoaki TAKEBE
IPC分类号： C08L23/12 , D04H3/10 , D01F8/06 , D04H3/007 , D04H3/14 , D01F1/10 , D04H3/147 , D01F6/06
摘要： The present invention relates to [1] a polypropylene-based resin composition satisfying the following requirements (1) and (2) in a differential molecular weight distribution curve which is obtained from measurement by the gel permeation chromatography using polystyrene as a conversion standard, and in which the abscissa represents a logarithmic value log(M) of a molecular weight M, and the ordinate represents a dw/d log(M) value obtained by differentiating a concentration fraction w by the logarithmic value log(M) of the molecular weight: (1) In the differential molecular weight distribution curve, a value obtained by integrating the dw/d log(M) values in the range of (5.5≤log(M)) is 25% or less relative to a value obtained by integrating the dw/d log(M) values over the entire range of log(M); and (2) In the differential molecular weight distribution curve, a value obtained by integrating the dw/d log(M) values in the range of (log(M)≤4.5) is more than 10% relative to a value obtained by integrating the dw/d log(M) values over the entire range of log(M). The present invention also relates to [2] a polypropylene-based resin composition having a melt flow rate (MFR) of 10 to 500 g/10 min and a half-crystallization time of more than 0.05 seconds; and further relates to [3] a polypropylene-based resin composition containing 40 to 990/% by mass of a polypropylene-based resin (A) having a melting point (Tm-D) of higher than 120° C., 0.5 to 59.5% by mass of a polypropylene-based resin (B-1) having a melting endotherm (ΔH-D) of 0 to 80 J/g, and 0.5 to 59.5% by mass of a wax (B-2).

4. 发明申请

US20160023147A1 FILTER, FILTER LAMINATE, AND FIBER PRODUCT COMPRISING FILTER OR FILTER LAMINATE 审中-公开
标题翻译：过滤器，过滤层压板和纤维制品，包括过滤器或过滤层压板
公开(公告)号：US20160023147A1
公开(公告)日：2016-01-28
申请号：US14774232
申请日：2014-03-13
申请人： IDEMITSU KOSAN CO., LTD.
发明人： Tomoaki TAKEBE , Yutaka MINAMI , Yohei KOORI
IPC分类号： B01D39/16 , A62B18/02 , A62B23/02 , A41D13/11
CPC分类号： B01D39/1623 , A41D13/11 , A62B18/02 , A62B23/025 , B01D39/16 , B03C3/30 , C08L23/12 , C08L2203/12 , C08L2205/025 , D04H3/007 , D04H3/16 , C08F110/06 , C08F4/65927
摘要： Provided is a filter comprising a polypropylene-based resin composition satisfying the following (1) to (3), the filter being made compatible with respect to collecting property and air permeability. (1) A melt flow rate 10 to 2,000 g/10 min. (2) A melting endotherm ΔH as measured by a differential scanning calorimeter is 50 to 95 J/g. (3) A polypropylene (A) having [mmmm] of 20 to 60 mol % is contained.
摘要翻译：提供一种包含满足以下（1）〜（3）的聚丙烯类树脂组合物的过滤器，其过滤器与收集性和透气性相兼容。（1）熔体流动速率10〜2000g / 10分钟。（2）通过差示扫描量热计测定的熔融吸热和DgrH为50〜95J / g。（3）含有[mmmm]为20〜60摩尔％的聚丙烯（A）。

5. 发明申请

US20200071867A1 CRIMPED FIBERS AND NONWOVEN FABRIC 审中-公开
公开(公告)号：US20200071867A1
公开(公告)日：2020-03-05
申请号：US16613524
申请日：2018-05-16
申请人： IDEMITSU KOSAN CO., LTD.
发明人： Mari YABE , Takumi SUGIUCHI , Yutaka MINAMI , Tomoaki TAKEBE
IPC分类号： D04H3/147 , D04H3/007 , D01F8/06 , D01D5/22
摘要： The present invention relates to a crimped fiber including one component thereof containing a thermoplastic resin (A) and another component thereof containing a thermoplastic resin (B) and a thermoplastic resin (C), wherein a half-crystallization time at 25° C. of the thermoplastic resin (A) is shorter than a half-crystallization time at 25° C. of the thermoplastic resin (B), and a half-crystallization time at 25° C. of the thermoplastic resin (C) is longer than the half-crystallization time at 25° C. of the thermoplastic resin (B).

6. 发明申请

US20150368836A1 FIBROUS NONWOVEN FABRIC 审中-公开
标题翻译：纤维非织造布
公开(公告)号：US20150368836A1
公开(公告)日：2015-12-24
申请号：US14763994
申请日：2014-01-30
申请人： IDEMITSU KOSAN CO., LTD.
发明人： Yohei KOORI , Tomoaki TAKEBE , Yutaka MINAMI
IPC分类号： D04H1/4291 , D01D5/08
CPC分类号： D04H1/4291 , D01D5/08 , D04H3/007 , D04H3/016 , D10B2501/00 , D10B2509/026 , Y10T442/608 , Y10T442/681
摘要： Provided is a fibrous nonwoven fabric including a resin composition (C) containing a high-crystalline polyolefin (A) and a low-crystalline polyolefin (B), wherein a half-crystallization time (tc) of the resin composition (C) is 1.2 to 2.0 times a half-crystallization time (ta) of the high-crystalline polyolefin (A).
摘要翻译：本发明提供一种包含含有高结晶性聚烯烃（A）和低结晶性聚烯烃（B）的树脂组合物（C）的纤维无纺布，其中，树脂组合物（C）的半结晶时间（tc）为1.2 至高结晶性聚烯烃（A）的半结晶时间（ta）的2.0倍。

7. 发明申请

US20150368522A1 PROPYLENE-TYPE POLYMER AND HOT-MELT ADHESIVE AGENT 有权
标题翻译：丙烯类聚合物和热熔胶粘剂
公开(公告)号：US20150368522A1
公开(公告)日：2015-12-24
申请号：US14767462
申请日：2014-02-03
申请人： IDEMITSU KOSAN CO., LTD.
发明人： Hiroki FUJINAMI , Kazuhiro HASHIMA , Yutaka MINAMI , Tomoaki TAKEBE
IPC分类号： C09J123/08 , C08F110/06
CPC分类号： C09J123/0815 , C08F110/06 , C08L23/06 , C08L23/0815 , C08L23/10 , C08L23/12 , C09J11/08 , C09J191/06 , C08F4/65927 , C08F4/65908 , C08F4/65912 , C08F2500/02 , C08F2500/15 , C08F2500/22
摘要： Provided are a propylene-based polymer which enhances heat creep resistance and a hot-melt adhesive having excellent heat creep resistance. A propylene-based polymer which satisfies the following (1) and (2): (1) 125≦a modulus of elasticity in tension (MPa) at 23° C.≦400; and (2) 100≦an elongation at break (%) at 23° C.≦1,000, and a hot-melt adhesive containing the propylene-based polymer in an amount of 1 to 50% by mass.
摘要翻译：提供提高耐热蠕变性的丙烯类聚合物和耐热蠕变性优异的热熔性粘合剂。满足以下（1）和（2）的丙烯类聚合物：（1）125＆lt; ll; 23℃时的拉伸弹性模量（MPa）＆amp; 400; 和（2）100＆lt;在23℃下的断裂伸长率（％）＆lt; 1000;以及含有1〜50质量％的丙烯类聚合物的热熔粘合剂。

8. 发明申请

US20180209080A1 CRIMPED FIBER AND NONWOVEN FABRIC 审中-公开
公开(公告)号：US20180209080A1
公开(公告)日：2018-07-26
申请号：US15126049
申请日：2015-03-18
申请人： IDEMITSU KOSAN CO., LTD.
发明人： Yohei KOORI , Tomoaki TAKEBE , Yutaka MINAMI , Masami KANAMARU
IPC分类号： D04H3/018 , B32B5/02 , D01F8/06 , D01D5/32 , D04H3/007 , D04H3/03 , D02G1/14 , B32B5/26
CPC分类号： D04H3/018 , B32B5/022 , B32B5/26 , B32B2250/20 , B32B2262/0253 , B32B2262/12 , D01D5/32 , D01D5/34 , D01F6/46 , D01F8/06 , D02G1/14 , D04H1/4291 , D04H3/007 , D04H3/03 , D10B2321/022
摘要： Provided is a crimped fiber constituted of the following first component and second component, wherein the first component is a propylene-based resin composition containing a propylene-based polymer (1-A) in which a melting point (Tm−D) obtained under a specified condition exceeds 120° C. and a propylene-based polymer (1-B) satisfying the conditions that (a) a weight average molecular weight (Mw) is 10,000 to 200,000, (b) a molecular weight distribution (Mw/Mn) is less than 4.0, and (c) a melting point (Tm−D) obtained under a specified condition is 0 to 120° C.; and the second component is a propylene-based polymer (2) in which a melt flow rate (MFR) under the foregoing measurement condition is 1 g/10 min or more and 2,000 g/10 min or less, and a melting point (Tm−D) observed under the foregoing measurement condition by using a differential scanning calorimeter (DSC) exceeds 120° C., or a propylene-based resin composition containing the propylene-based polymer (2).

9. 发明申请

US20170051444A1 ELASTIC NONWOVEN FABRIC, PROCESS FOR PRODUCING THE SAME, AND TEXTILE PRODUCT COMPRISING THE ELASTIC NONWOVEN FABRIC 审中-公开
标题翻译：弹性非织造布，其制造方法以及包含弹性非织造织物的纺织品
公开(公告)号：US20170051444A1
公开(公告)日：2017-02-23
申请号：US15343934
申请日：2016-11-04
申请人： Idemitsu Kosan Co., Ltd.
发明人： Tomoaki TAKEBE , Yutaka MINAMI , Toshitaka KANAI
IPC分类号： D04H3/007 , D01F1/10 , D04H3/16 , D01F8/06 , D01F6/46
CPC分类号： D04H3/007 , D01F1/10 , D01F6/46 , D01F8/06 , D04H1/4291 , D04H1/4382 , D04H3/147 , D04H3/16 , D10B2321/022 , Y10T442/601
摘要： (1) An elastic nonwoven fabric and a fiber product using the elastic nonwoven fabric, the elastic nonwoven fabric containing a crystalline resin composition containing low crystalline polypropylene and high crystalline polypropylene, the low crystalline polypropylene satisfying items (a) and (b) below, and a crystallization temperature (Tc) of the crystalline resin composition measured with a differential scanning calorimeter (DSC) being from 20 to 100° C.: (a) a melting point (Tm-D) being from 0 to 120° C., which is defined as a peak top of a peak observed on the most high temperature side of a melt endothermic curve obtained by maintaining at −10° C. for 5 minutes and increasing in temperature at 10° C. per minute in a nitrogen atmosphere with a differential scanning calorimeter (DSC); and (b) a stereoregularity index ([mm]) being from 50 to 90% by mol; (2) an elastic nonwoven fabric and a fiber product using the elastic nonwoven fabric, the elastic nonwoven fabric being produced by using a crystalline resin composition containing low crystalline polypropylene satisfying items (c) to (h) below, and a releasing agent: (c) [mmmm]=20 to 60% by mol; (d) [rrrr]/(1−[mmmm])≦0.1; (e) [rmrm]>2.5% by mol; (f) [mm]×[rr]/[mr]2≦2.0; (g) mass average molecular weight (Mw)=10,000 to 200,000; and (h) molecular weight distribution (Mw/Mn)
摘要翻译：（3）弹性无纺布和使用该弹性无纺布的纤维制品，含有满足（c）〜（h）的低结晶性聚丙烯的含有核/壳型复合纤维的弹性无纺布具有优异的弹性恢复性和令人愉快的质感没有粘性。

10. 发明申请

US20150322233A1 (METH)ACRYLATE COMPOSITION 审中-公开
标题翻译：（METH）丙烯酸酯组合物
公开(公告)号：US20150322233A1
公开(公告)日：2015-11-12
申请号：US14804482
申请日：2015-07-21
申请人： IDEMITSU KOSAN CO. LTD.
发明人： Takeshi IWASAKI , Daichi OGAWA , Yutaka OBATA , Tomoaki TAKEBE
IPC分类号： C08K3/22 , H01L33/60
摘要： Provided is a (meth)acrylate composition containing: (A) at least one (meth)acrylate compound selected from the group consisting of a (meth)acrylate-modified silicone oil, a (meth)acrylate having a long-chain aliphatic hydrocarbon group, and a polyalkylene glycol (meth)acrylate having number-average molecular weight of not less than 400; (B) a (meth)acrylate compound to which an alicyclic hydrocarbon group having 6 or more carbon atoms is ester-linked; (C) (meth)acrylic acid or a (meth)acrylate compound having a polar group; (D) a radical polymerization initiator; and (E) a white pigment.
摘要翻译：本发明提供一种（甲基）丙烯酸酯组合物，其含有：（A）至少一种选自（甲基）丙烯酸酯改性的硅油，具有长链脂肪族烃基的（甲基）丙烯酸酯）的（甲基）丙烯酸酯化合物，和数均分子量不小于400的聚亚烷基二醇（甲基）丙烯酸酯; （B）具有6个或更多个碳原子的脂环族烃基被酯连接的（甲基）丙烯酸酯化合物; （C）（甲基）丙烯酸或具有极性基团的（甲基）丙烯酸酯化合物; （D）自由基聚合引发剂; 和（E）白色颜料。

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