JP2009254536A5 - - Google Patents

Claims (8)

基材シートの少なくとも一方の表面上に、実質的に一方向に配向する長繊維が集合した長繊維束を少なくとも１個備える清掃用シートであって、
前記長繊維束は、前記長繊維の配向方向と交差する方向に、直線状に延びる繊維接合部により、前記長繊維同士が接合されて形成されており、該長繊維束を前記基材シートにシート接合部を介して接合し、前記繊維接合部の全て又は前記繊維接合部の少なくとも一部は基材シートと接合されていない清掃用シート。 A cleaning sheet comprising at least one long fiber bundle in which long fibers oriented substantially in one direction are gathered on at least one surface of a base sheet,
The long fiber bundle is formed by bonding the long fibers to each other in a direction intersecting with the orientation direction of the long fibers by a fiber bonding portion extending linearly. A cleaning sheet bonded via a sheet bonding portion, wherein all of the fiber bonding portions or at least a part of the fiber bonding portions are not bonded to a base sheet. 複数個の前記シート接合部は、前記長繊維の配向方向と交差する方向に間欠的に配置されている請求項１に記載の清掃用シート。   The cleaning sheet according to claim 1, wherein the plurality of sheet joining portions are intermittently disposed in a direction intersecting with the orientation direction of the long fibers. 前記シート接合部それぞれの大きさは、前記長繊維の配向方向に長い請求項１又は２に記載の清掃用シート。   The size of each said sheet | seat junction part is a sheet | seat for cleaning of Claim 1 or 2 long in the orientation direction of the said long fiber. 前記シート接合部は、前記繊維接合部上に配されている請求項１〜３の何れかに記載の清掃用シート。   The said sheet | seat junction part is a sheet | seat for cleaning in any one of Claims 1-3 distribute | arranged on the said fiber junction part. 前記繊維接合部は、１本の連続した直線状に、又は不連続部が交互に配された並行する２本の不連続線状に形成されている請求項１〜４の何れかに記載の清掃用シート。   The said fiber joined part is formed in the shape of one continuous straight line, or two parallel discontinuous line | wires by which the discontinuous part was alternately arrange | positioned. Cleaning sheet. 前記繊維接合部は、前記シート接合部と接合されており、該繊維接合部の少なくとも一部は前記基材シートと接合されていない請求項１〜５の何れかに記載の清掃用シート。   The cleaning sheet according to claim 1, wherein the fiber bonded portion is bonded to the sheet bonded portion, and at least a part of the fiber bonded portion is not bonded to the base sheet. 請求項１〜６の何れかに記載の清掃用シートの製造方法であって、
一方向に配向する前記長繊維の集合体を巻き出し、所定幅に拡幅し、前記長繊維の配向方向と交差する方向に延びる前記繊維接合部により、前記長繊維同士を接合し、一体化した長繊維束を形成する長繊維束形成工程と、
前記長繊維の配向方向と同方向に連続した帯状の前記基材シートの少なくとも一方の表面上に供給する長繊維束供給工程と、
前記長繊維束と帯状の前記基材シートとを前記シート接合部を介して接合することにより積層体を形成する積層体形成工程と、
前記積層体を所要の長さに切断して個々の清掃用シートを得る清掃用シート形成工程と
を少なくとも有する清掃用シートの製造方法。 It is a manufacturing method of the cleaning sheet in any one of Claims 1-6,
The union of the long fibers oriented in one direction is unwound, widened to a predetermined width, and the long fibers are joined and integrated by the fiber joining portion extending in a direction intersecting the orientation direction of the long fibers. A long fiber bundle forming step of forming a long fiber bundle;
A long fiber bundle supplying step of supplying the at least one surface of the strip-shaped base sheet continuous in the same direction as the orientation direction of the long fibers;
A laminate forming step of forming a laminate by joining the long fiber bundle and the belt-like base sheet through the sheet joining portion;
A cleaning sheet manufacturing method comprising at least a cleaning sheet forming step of cutting the laminate to a required length to obtain individual cleaning sheets. 一体化した前記長繊維束を所要の長さに切断する長繊維束切断工程と、
所要の長さに切断した前記長繊維束を、前記長繊維の配向方向と同方向に連続した帯状の前記基材シートの少なくとも一方の表面上に供給する長繊維束供給工程とを有する請求項７に記載の清掃用シートの製造方法。 A long fiber bundle cutting step of cutting the integrated long fiber bundle into a required length;
The long fiber bundle was cut to a required length, claim and a supplying continuous fiber bundle supplying step on at least one surface of the strip of the base sheet which is continuous in the orientation direction in the same direction of the long fibers A method for producing the cleaning sheet according to claim 7.