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1.发明授权公开(公告)号：US09200392B2
公开(公告)日：2015-12-01
申请号：US13991863
申请日：2011-12-05
CPC分类号： D04H1/4391 , B01D39/163 , B32B5/022 , B32B5/26 , B32B2262/0253 , D01D4/025 , D01D5/088 , D01D5/0985 , D04H1/5405 , D04H1/544 , D04H1/56 , D04H1/565 , D04H3/16 , H01M2/162 , Y10T428/24942 , Y10T442/626
摘要： It is an object of the present invention to provide a stable production process for a melt-blown nonwoven fabric comprising thin fibers and having extremely few thick fibers [number of fusion-bonded fibers] formed by fusion bonding of thermoplastic resin fibers to one another, and an apparatus for the same. The present invention relates to a melt-blown nonwoven fabric comprising polyolefin fibers and having (i) a mean fiber diameter of not more than 2.0 μm, (ii) a fiber diameter distribution CV value of not more than 60%, and (iii) 15 or less fusion-bonded fibers based on 100 fibers; a production process for a melt-blown nonwoven fabric characterized by feeding cooling air of not higher than 30° C. from both side surfaces of outlets of slits 31 from which high-temperature high-velocity air is gushed out and thereby cooling the spun molten resin; and a production apparatus for the same.
摘要翻译： 本发明的目的在于提供一种熔融非织造布的稳定的制造方法，所述熔喷无纺布包括薄纤维，并且通过将热塑性树脂纤维彼此熔合而形成的极细纤维[熔融纤维数] 及其装置。 本发明涉及包含聚烯烃纤维的熔喷非织造布，（i）平均纤维直径不大于2.0μm，（ii）纤维直径分布CV值不大于60％，和（iii） 基于100根纤维的15个或更少的熔合纤维; 熔喷无纺布的制造方法，其特征在于，从狭缝31的出口的两侧表面供给不高于30℃的冷却空气，高温高速空气喷出，从而冷却熔融 树脂; 及其制造装置。
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2.发明申请MELT-BLOWN NONWOVEN FABRIC, AND PRODUCTION PROCESS AND APPARATUS FOR THE SAME 有权金属非织造布，以及生产工艺及其相关设备公开(公告)号：US20130266874A1
公开(公告)日：2013-10-10
申请号：US13991863
申请日：2011-12-05
CPC分类号： D04H1/4391 , B01D39/163 , B32B5/022 , B32B5/26 , B32B2262/0253 , D01D4/025 , D01D5/088 , D01D5/0985 , D04H1/5405 , D04H1/544 , D04H1/56 , D04H1/565 , D04H3/16 , H01M2/162 , Y10T428/24942 , Y10T442/626
摘要： It is an object of the present invention to provide a stable production process for a melt-blown nonwoven fabric comprising thin fibers and having extremely few thick fibers [number of fusion-bonded fibers] formed by fusion bonding of thermoplastic resin fibers to one another, and an apparatus for the same. The present invention relates to a melt-blown nonwoven fabric comprising polyolefin fibers and having (i) a mean fiber diameter of not more than 2.0 μm, (ii) a fiber diameter distribution CV value of not more than 60%, and (iii) 15 or less fusion-bonded fibers based on 100 fibers; a production process for a melt-blown nonwoven fabric characterized by feeding cooling air of not higher than 30° C. from both side surfaces of outlets of slits 31 from which high-temperature high-velocity air is gushed out and thereby cooling the spun molten resin; and a production apparatus for the same.
摘要翻译： 本发明的目的在于提供一种熔融非织造布的稳定的制造方法，所述熔喷无纺布包括薄纤维，并且通过将热塑性树脂纤维彼此熔合而形成的极细纤维[熔融纤维数] 及其装置。 本发明涉及包含聚烯烃纤维的熔喷非织造布，（i）平均纤维直径不超过2.0μm，（ii）纤维直径分布CV值不大于60％，和（iii） 基于100根纤维的15个或更少的熔合纤维; 熔喷无纺布的制造方法，其特征在于，从狭缝31的出口的两侧表面供给不高于30℃的冷却空气，高温高速空气喷出，从而冷却熔融 树脂; 及其制造装置。
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公开(公告)号：US09693912B2
公开(公告)日：2017-07-04
申请号：US13984383
申请日：2012-02-15
申请人： Akio Matsubara , Kenichi Suzuki , Shingo Kajiyama
发明人： Akio Matsubara , Kenichi Suzuki , Shingo Kajiyama
IPC分类号： A61F13/15 , A61F13/538 , D04H3/007 , D04H3/018 , D04H3/10 , D04H3/14 , D01D5/24 , D01F6/06 , B32B5/02 , B32B5/26 , D04H3/16 , D04H1/4391 , A61F13/49
CPC分类号： A61F13/538 , A61F13/49017 , A61F13/49019 , A61F2013/5383 , A61F2013/5386 , B32B5/022 , B32B5/26 , B32B2250/20 , B32B2262/0253 , B32B2555/00 , B32B2555/02 , D01D5/24 , D01F6/06 , D04H1/4391 , D04H3/007 , D04H3/018 , D04H3/10 , D04H3/14 , D04H3/16 , Y10T442/612
摘要： An object of the invention is to obtain spunbonded nonwoven fabrics including thin hollow fibers which have excellent lightweight properties and uniformity as well as exhibit high strength and flexibility. An aspect of the invention is directed to a spunbonded nonwoven fabric including hollow fibers of a propylene polymer, the hollow fibers satisfying the following requirements (a) to (c): (a) the C-axis orientation is at least 0.85, (b) the average fiber diameter is 5 to 20 μm, and (c) the hollowness is 5 to 30%.
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公开(公告)号：US20130317469A1
公开(公告)日：2013-11-28
申请号：US13984383
申请日：2012-02-15
申请人： Akio Matsubara , Kenichi Suzuki , Shingo Kajiyama
发明人： Akio Matsubara , Kenichi Suzuki , Shingo Kajiyama
IPC分类号： A61F13/538 , B32B5/26 , B32B5/02 , D04H3/018 , D04H3/16
CPC分类号： A61F13/538 , A61F13/49017 , A61F13/49019 , A61F2013/5383 , A61F2013/5386 , B32B5/022 , B32B5/26 , B32B2250/20 , B32B2262/0253 , B32B2555/00 , B32B2555/02 , D01D5/24 , D01F6/06 , D04H1/4391 , D04H3/007 , D04H3/018 , D04H3/10 , D04H3/14 , D04H3/16 , Y10T442/612
摘要： An object of the invention is to obtain spunbonded nonwoven fabrics including thin hollow fibers which have excellent lightweight properties and uniformity as well as exhibit high strength and flexibility. An aspect of the invention is directed to a spunbonded nonwoven fabric including hollow fibers of a propylene polymer, the hollow fibers satisfying the following requirements (a) to (c): (a) the C-axis orientation is at least 0.85, (b) the average fiber diameter is 5 to 20 μm, and (c) the hollowness is 5 to 30%.
摘要翻译： 本发明的目的是获得具有优异的轻质性和均匀性以及具有高强度和柔韧性的薄中空纤维的纺粘非织造织物。 本发明的一个方面涉及一种包含丙烯聚合物的中空纤维的纺粘非织造织物，满足以下要求（a）至（c）的中空纤维：（a）C轴取向为至少0.85，（b ）平均纤维直径为5〜20μm，（c）中空为5〜30％。
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5.发明申请ECCENTRIC HOLLOW CONJUGATED CONTINUOUS FIBER, CONTINUOUS-FIBER NONWOVEN FABRIC MADE THEREFROM, AND USES THEREOF 审中-公开ECCENTRIC中空连续纤维，连续纤维非织造布及其用途公开(公告)号：US20100292662A1
公开(公告)日：2010-11-18
申请号：US12742492
申请日：2008-11-12
CPC分类号： D01F8/06 , D01D5/24 , D01F8/04 , D04H3/018 , D04H3/14 , D04H3/147 , Y10T428/2931 , Y10T442/612
摘要： There is provided a continuous-fiber nonwoven fabric excellent in terms of bulkiness, flexibility, and shape stability. The continuous-fiber nonwoven fabric comprises eccentric hollow conjugated continuous fiber containing a part (A), a part containing a higher melting-point thermoplastic resin (A), and a part (B), a part containing a lower melting-point thermoplastic resin (B), the parts (A) and (B) having been bonded to each other in a side by side arrangement, wherein the difference in melting point between the higher melting-point thermoplastic resin (A) and the lower melting-point thermoplastic resin (B) is 5° C. or greater, the eccentric hollow conjugated continuous fiber has a part (A):part (B) proportion in the range of 5 to 30 weight %:95 to 70 weight %, the eccentric hollow conjugated continuous fiber has a cross-section in which the thickness (a) of the part (A) is smaller than the thickness (b) of the part (B), and the eccentric hollow conjugated continuous fiber has been crimped.
摘要翻译： 提供了蓬松度，柔韧性和形状稳定性优异的连续纤维无纺布。 连续纤维无纺布包括含有部分（A），含有较高熔点热塑性树脂（A）的部分和部分（B）的偏心中空共轭连续纤维，含有较低熔点的热塑性树脂 （A）和下部熔点热塑性树脂（A）之间的熔点之差（B），部分（A）和（B） 树脂（B）为5℃以上时，偏心中空共轭连续纤维的部分（A）：部分（B）的比例在5〜30重量％的范围内：95〜70重量％ 连续纤维具有其中部分（A）的厚度（a）小于部分（B）的厚度（b）的横截面，并且偏心中空共轭连续纤维已卷曲。
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公开(公告)号：US20080014819A1
公开(公告)日：2008-01-17
申请号：US11720203
申请日：2005-11-25
IPC分类号： D04H13/00
CPC分类号： D04H3/16 , A61F13/49009 , A61F13/4902 , A61F13/51464 , A61F2013/51322 , D01D5/0985 , D01F6/46 , D04H3/007 , Y10T428/249938 , Y10T442/60 , Y10T442/637 , Y10T442/681 , Y10T442/698
摘要： A polypropylene based nonwoven fabric is excellent in surface appearance and stretch properties and exhibits a small residual strain and excellent adhesiveness to polyolefins. The nonwoven fabric is obtained by forming a polypropylene resin composition comprising 1 to 40 weight parts of (i) an isotactic polypropylene, and 60 to 99 weight parts of (ii) a propylene/ethylene/α-olefin copolymer obtained by copolymerizing 45 to 89 mole % of propylene, 10 to 25 mole % of ethylene and the balance of α-olefin having 4 to 20 carbon atoms (with the proviso that the copolymerized amount of the α-olefin having 4 to 20 carbon atoms does not exceed 30 mole %), characterized by a small residual strain after stretching at a stretch ratio of 150%. The nonwoven fabric can be effectively used as sanitary materials or the like by virtue of its characteristics including stretch properties.
摘要翻译： 聚丙烯类无纺布的表面外观和拉伸性优异，残留应变小，与聚烯烃的粘合性优异。 非织造布是通过形成聚丙烯树脂组合物而获得的，所述聚丙烯树脂组合物包含1至40重量份的（i）全同立构聚丙烯和60至99重量份的（ii）通过共聚合45至89得到的丙烯/乙烯/α-烯烃共聚物 丙烯的摩尔％，乙烯的10〜25摩尔％，碳原子数为4〜20的α-烯烃的余量（条件是碳原子数为4〜20的α-烯烃的共聚量不超过30摩尔％ ），其特征在于拉伸比为150％的拉伸后的残留应变小。 无纺布由于其拉伸特性等特性，可以有效地用作卫生材料等。
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公开(公告)号：US07674734B2
公开(公告)日：2010-03-09
申请号：US12181937
申请日：2008-07-29
CPC分类号： D04H3/16 , A61F13/49009 , A61F13/4902 , A61F13/51464 , A61F2013/51322 , D01D5/0985 , D01F6/46 , D04H3/007 , Y10T428/249938 , Y10T442/60 , Y10T442/637 , Y10T442/681 , Y10T442/698
摘要： A polypropylene based nonwoven fabric is excellent in surface appearance and stretch properties and exhibits a small residual strain and excellent adhesiveness to polyolefins. The nonwoven fabric is obtained by forming a polypropylene resin composition comprising 1 to 40 weight parts of (i) an isotactic polypropylene, and 60 to 99 weight parts of (ii) a propylene/ethylene/α-olefin copolymer obtained by copolymerizing 45 to 89 mole % of propylene, 10 to 25 mole % of ethylene and the balance of α-olefin having 4 to 20 carbon atoms (with the proviso that the copolymerized amount of the α-olefin having 4 to 20 carbon atoms does not exceed 30 mole %), characterized by a small residual strain after stretching at a stretch ratio of 150%. The nonwoven fabric can be effectively used as sanitary materials or the like by virtue of its characteristics including stretch properties.
摘要翻译： 聚丙烯类无纺布的表面外观和拉伸性优异，残留应变小，与聚烯烃的粘合性优异。 无纺布是通过形成聚丙烯树脂组合物而获得的，所述聚丙烯树脂组合物包含1至40重量份的（i）全同立构聚丙烯和60至99重量份的（ii）通过共聚合45至89得到的丙烯/乙烯/α-烯烃共聚物 丙烯的摩尔％，乙烯的10〜25摩尔％，碳原子数为4〜20的α-烯烃的余量为（碳原子数为4〜20的α-烯烃的共聚量不超过30摩尔％ ），其特征在于拉伸比为150％的拉伸后的残留应变小。 无纺布由于其拉伸特性等特性，可以有效地用作卫生材料等。
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公开(公告)号：US07585796B2
公开(公告)日：2009-09-08
申请号：US11720203
申请日：2005-11-25
CPC分类号： D04H3/16 , A61F13/49009 , A61F13/4902 , A61F13/51464 , A61F2013/51322 , D01D5/0985 , D01F6/46 , D04H3/007 , Y10T428/249938 , Y10T442/60 , Y10T442/637 , Y10T442/681 , Y10T442/698
摘要： A polypropylene based nonwoven fabric is excellent in surface appearance and stretch properties and exhibits a small residual strain and excellent adhesiveness to polyolefins. The nonwoven fabric is obtained by forming a polypropylene resin composition comprising 1 to 40 weight parts of (i) an isotactic polypropylene, and 60 to 99 weight parts of (ii) a propylene/ethylene/α-olefin copolymer obtained by copolymerizing 45 to 89 mole % of propylene, 10 to 25 mole % of ethylene and the balance of α-olefin having 4 to 20 carbon atoms (with the proviso that the copolymerized amount of the α-olefin having 4 to 20 carbon atoms does not exceed 30 mole %), characterized by a small residual strain after stretching at a stretch ratio of 150%. The nonwoven fabric can be effectively used as sanitary materials or the like by virtue of its characteristics including stretch properties.
摘要翻译： 聚丙烯类无纺布的表面外观和拉伸性优异，残留应变小，与聚烯烃的粘合性优异。 非织造布是通过形成聚丙烯树脂组合物而获得的，所述聚丙烯树脂组合物包含1至40重量份的（i）全同立构聚丙烯和60至99重量份的（ii）通过共聚合45至89得到的丙烯/乙烯/α-烯烃共聚物 丙烯的摩尔％，乙烯的10〜25摩尔％，碳原子数为4〜20的α-烯烃的余量（条件是碳原子数为4〜20的α-烯烃的共聚量不超过30摩尔％ ），其特征在于拉伸比为150％的拉伸后的残留应变小。 无纺布由于其拉伸特性等特性，可以有效地用作卫生材料等。
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公开(公告)号：US10415157B2
公开(公告)日：2019-09-17
申请号：US12742492
申请日：2008-11-12
摘要： There is provided a continuous-fiber nonwoven fabric excellent in terms of bulkiness, flexibility, and shape stability. The continuous-fiber nonwoven fabric comprises eccentric hollow conjugated continuous fiber containing a part (A), a part containing a higher melting-point thermoplastic resin (A), and a part (B), a part containing a lower melting-point thermoplastic resin (B), the parts (A) and (B) having been bonded to each other in a side by side arrangement, wherein the difference in melting point between the higher melting-point thermoplastic resin (A) and the lower melting-point thermoplastic resin (B) is 5° C. or greater, the eccentric hollow conjugated continuous fiber has a part (A):part (B) proportion in the range of 5 to 30 weight %:95 to 70 weight %, the eccentric hollow conjugated continuous fiber has a cross-section in which the thickness (a) of the part (A) is smaller than the thickness (b) of the part (B), and the eccentric hollow conjugated continuous fiber has been crimped.
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公开(公告)号：US20110136402A1
公开(公告)日：2011-06-09
申请号：US13057389
申请日：2009-08-26
CPC分类号： D01F6/06 , D01D5/24 , D04H3/007 , D04H3/073 , Y10T442/612
摘要： The invention has an object of providing a continuous fiber nonwoven fabric including a hollow fiber having excellent strength, in particular mono-filament strength, and having high hollowness even when formed to a fine filament.A continuous fiber nonwoven fabric includes a hollow fiber including a propylene polymer having a ratio of the Z average molecular weight (Mz) and the weight average molecular weight (Mw), (Mz/Mw), in the range of 1.5 to 1.9, and in a preferred embodiment having a ratio of the weight average molecular weight (Mw) and the number average molecular weight (Mn), (Mw/Mn), in the range of 2.0 to 2.9.
摘要翻译： 本发明的目的是提供一种连续纤维无纺布，其包括具有优异的强度，特别是单丝强度的中空纤维，并且即使形成细丝也具有高空心度。 连续纤维无纺布包括中空纤维，其包含Z平均分子量（Mz）与重均分子量（Mw）的比（Mz / Mw）在1.5〜1.9的范围内的丙烯聚合物，以及 在重均分子量（Mw）与数均分子量（Mn）之比（Mw / Mn）的2.0〜2.9的范围内的优选实施方式中，
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