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公开(公告)号:US20160289890A1
公开(公告)日:2016-10-06
申请号:US15037892
申请日:2014-11-14
IPC分类号: D06M15/572 , C08G18/48 , C08G18/66 , C08G18/76 , C08G18/73 , B32B5/26 , D06M15/568 , D06N3/00 , D06N3/14 , D04H1/587 , B32B5/02 , C08G18/44 , C08G18/75
CPC分类号: D06M15/572 , B32B5/022 , B32B5/024 , B32B5/26 , B32B2260/023 , B32B2260/046 , B32B2262/0253 , B32B2262/12 , B32B2307/584 , B32B2307/71 , B32B2307/718 , B32B2437/00 , B32B2601/00 , B32B2605/003 , C08G18/0823 , C08G18/12 , C08G18/44 , C08G18/4854 , C08G18/6607 , C08G18/6666 , C08G18/6692 , C08G18/73 , C08G18/755 , C08G18/758 , C08G18/7621 , C08G18/7671 , D04H1/587 , D06M15/568 , D06M2101/20 , D06N3/0004 , D06N3/0011 , D06N3/146 , D06N3/147 , D06N2201/0254 , D06N2203/068 , D06N2205/20 , D06N2209/105 , D06N2211/10 , D06N2211/14 , D06N2211/263 , D06N2211/28 , D10B2321/021 , D10B2321/121 , D10B2501/00 , D10B2505/08 , D10B2505/12 , C08G18/3243 , C08G18/3228 , C08G18/3234
摘要: The invention provides a sheet-like article including: a fibrous base including ultrafine fibers; and a polyurethane resin as a binder to the fibrous base, wherein the polyurethane resin includes a polymer polyol-derived structure that includes a polycarbonate polyol-derived structure, and the polyurethane resin satisfies the following (I), (II) and (III) or (IV): (I) the polyurethane resin includes a carbonate bond, and an ether bond and/or an ester bond in the molecule; (II) the total content of urethane group and urea group in the polyurethane resin is 7 to 11% by mass; and (III) 80 to 100% by mass of a polycarbonate polyol yielding the polycarbonate polyol-derived structure is a polycarbonate polyol having a melting point of 20° C. or lower; or (IV) 80 to 100% by mass of a polycarbonate polyol yielding the polycarbonate polyol-derived structure is a polycarbonate polyol copolymerized with two or more polyhydric alcohols having different carbon skeletons.
摘要翻译: 本发明提供一种片状制品,其包括:包含超细纤维的纤维基材; 和作为粘合剂的聚氨酯树脂,其中所述聚氨酯树脂包含聚碳酸酯多元醇衍生结构的聚合物多元醇衍生结构,所述聚氨酯树脂满足下述(I),(II)和(III) 或(Ⅳ):(I)聚氨酯树脂包括分子中的碳酸酯键和醚键和/或酯键; (II)聚氨酯树脂中的氨基甲酸酯基和脲基的总含量为7〜11质量% 和(III)80至100质量%的产生聚碳酸酯多元醇衍生结构的聚碳酸酯多元醇是熔点为20℃或更低的聚碳酸酯多元醇; 或(IV)80〜100质量%的产生聚碳酸酯多元醇衍生结构的聚碳酸酯多元醇是与两种以上具有不同碳骨架的多元醇共聚的聚碳酸酯多元醇。