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    • 8. 发明授权
    • Melt blown fiber
    • 熔喷纤维
    • US08999867B2
    • 2015-04-07
    • US13575469
    • 2011-01-19
    • Henk Van ParidonBert BroedersWilhelmus henricus Adolf SarsJoachim FiebigNina Ackermans
    • Henk Van ParidonBert BroedersWilhelmus henricus Adolf SarsJoachim FiebigNina Ackermans
    • D04H1/56D04H3/00D02G3/00D01D5/08D01F6/30D01D5/098D04H3/007D04H3/16C08F210/06
    • D01F6/30C08F210/06D01D5/0985D04H1/56D04H3/007D04H3/16Y10T428/298Y10T442/626Y10T442/68C08F210/16C08F2500/12
    • Melt-blown fiber having an average diameter of not more than 5.0 μm, said fiber comprises at least 85 wt.-% of a propylene copolymer, wherein •said melt blown fiber and/or said propylene copolymer has/have a melt flow rate MFR2 (230° C.) measured according to ISO 1133 of at least 200 g/10 min, •said propylene copolymer has a comonomer content of 0.5 to 5.5 wt.-%, the comonmers are ethylene and/or at least one C4 to C20 α-olefin selected from the group consisting of 1-butene, 1-pentene, 1-hexene, 1-heptene, and 1-octene, •the propylene copolymer has regiodefects of not more than 0.4 mol.-% determined by 13C-spectroscopy, and •said melt blown fiber and/or said propylene copolymer fulfill(s) the equation (1). wherein Tm [° C.] is the melting temperature [given in ° C.] of melt blown fiber said and/or of said propylene copolymer measured according to ISO 11357-3, C2 [wt %] is the amount [given in weight percentage] of comonomers within said melt blown fiber and/or within said propylene copolymer determined with Fourier transform infrared spectroscopy (FTIR). Tm ⁡ [ ° ⁢ ⁢ C . ] [ ° ⁢ ⁢ C . ] ≥ 160 - C ⁢ ⁢ 2 ⁡ [ wt ⁢ ⁢ % ] × 5.25 [ wt ⁢ ⁢ % ] ( 1 )
    • 平均直径不超过5.0μm的熔喷纤维,所述纤维包括至少85重量%的丙烯共聚物,其中所述熔喷纤维和/或所述丙烯共聚物具有/具有熔体流动速率MFR 2 (230℃)根据ISO 1133测量为至少200g / 10min,•所述丙烯共聚物的共聚单体含量为0.5-5.5wt%,共聚单体为乙烯和/或至少一个C 4至C 20 选自1-丁烯,1-戊烯,1-己烯,1-庚烯和1-辛烯的α-烯烃,•丙烯共聚物具有不超过0.4摩尔%的<2,1>区域, 通过13 C-光谱测定,和·所述熔喷纤维和/或所述丙烯共聚物满足等式(1)。 其中Tm [℃]是根据ISO 11357-3测量的熔喷纤维的所述和/或所述丙烯共聚物的熔融温度[以℃表示],[重量%]是[以重量计 所述熔喷纤维中的共聚单体和/或在用傅立叶变换红外光谱法(FTIR)测定的所述丙烯共聚物内)的共聚单体。 Tm⁡[°УC。 ] ]≥160-C⁢2⁡[wt⁢%]×5.25 [wt⁢%](1)
    • 10. 发明申请
    • MULTIPURPOSE FUNCTIONAL NONWOVEN FIBER, AND METHOD FOR MANUFACTURING SAME
    • 多用途功能非织造纤维及其制造方法
    • US20140235131A1
    • 2014-08-21
    • US14348548
    • 2011-10-25
    • Gapho YunGiho YunHakbum KimKwang Hui SoEunhak Song
    • Gapho YunGiho YunHakbum KimKwang Hui SoEunhak Song
    • D04H1/498D04H1/4242D04H1/4374D04H3/00A41D19/015D04H1/46D04H1/70
    • D04H1/498D04H1/4242D04H1/425D04H1/4374D04H1/46D04H1/70D04H1/74D04H3/00Y10T442/687
    • The present invention relates to a multipurpose functional nonwoven fabric, and more particularly, to a multipurpose functional nonwoven fabric which is manufactured by performing a pretreatment process on carbonized fiber cotton, and stacking the pretreated carbonized fiber on natural cotton, mixing the pretreated carbonized fiber cotton with the natural cotton and scutching the mixed cotton, or introducing the natural cotton and stacking the natural cotton on an intermediate layer of the pretreated carbonized fiber, and a method for manufacturing same. Web formation and stacking at a cutting machine can be easily performed by performing the pretreatment process on the carbonized fiber. Also, excellent heat resistance and conductivity can be obtained by stacking the carbonized fiber cotton on natural cotton, mixing the carbonized fiber cotton with the natural cotton, scutching the mixed carbonized fiber cotton and the natural cotton and stacking the scutched cotton, or introducing natural cotton into an intermediate layer of the carbonized fiber cotton, stacking the natural cotton on the intermediate layer of the carbonized fiber cotton, and subjecting the stacked cotton to needle punching. Since a surface temperature of the nonwoven fabric can be lowered and the loss of heat can be reduced through dissipation and dispersion of heat, thermal retention and insulation properties of the entangled natural cotton can be enhanced, and carbonization prevention and incombustiblization of the natural cotton can be achieved. Also, the multipurpose functional nonwoven fabric can be manufactured at a low production cost and exhibit environmentally friendly characteristics, and a waste material can be recycled.
    • 本发明涉及一种多用途功能无纺布,更具体地说,涉及通过对碳化纤维棉进行预处理而将预处理的碳化纤维堆叠在天然棉上的多功能无纺布,将预处理碳化纤维棉 天然棉花和混合棉花,或引入天然棉花和将天然棉花堆叠在预处理碳化纤维的中间层上,以及其制造方法。 通过对碳化纤维进行预处理,可以容易地进行切割机的卷筒纸形成和堆叠。 此外,通过将碳化纤维棉堆叠在天然棉上,将碳化纤维棉与天然棉混合,将混合碳化纤维棉和天然棉混合并堆叠刮花棉或引入天然棉,可以获得优异的耐热性和导电性 进入碳化纤维棉的中间层,将天然棉布堆叠在碳化纤维棉的中间层上,并对堆叠的棉花进行针刺。 由于可以降低无纺织物的表面温度并且可以通过散热和热分散来降低热损失,从而可以提高缠结天然棉的保温性和绝缘性能,并且天然棉的碳化防止和不燃性可以 实现。 此外,多功能无纺布可以以低生产成本制造并且显示出环境友好的特性,并且可以再循环废料。