摘要:
The present disclosure is an alkaline battery separator that includes a porous substrate and zirconia particles and satisfies at least one of (1) the half width of the peak with the highest intensity that appears when the alkaline battery separator is measured by X-ray diffraction is 0.40 degrees or more, (2) the zirconia particles contained in the alkaline battery separator has a peak in the range of 3200 to 3600 cm-1 when measured by FT-IR, and (3) the zirconia particles contained in the alkaline battery separator has a moisture content of 2.0% or more.
摘要:
The surface material according to the present disclosure is a surface material partially comprising prints on at least one main surface of a black fabric, in which brightness difference (ΔL, ΔL=Lp−Lb) between average brightness on the main surface of the black fabric (Lb) and average brightness on the print which exists on the main surface (Lp) is smaller than 0. In other words, in the surface material according to the present disclosure, the print is more darkly represented than a black fabric. In view of the above, according to the present disclosure, it is possible to provide a surface material capable of realizing an automotive interior material having a calm impression and improved design properties by representing a print on a main surface of a black fabric darker (specifically, blacker) than the black fabric.
摘要:
A filtration material of the present invention comprises a bulky fiber sheet layer having a thickness of 0.5 mm or more, and a triboelectrically-charged nonwoven fabric layer in which two or more types of fibers different in constituent resin are mixed, wherein constituent fibers of the triboelectrically-charged nonwoven fabric layer penetrate into the bulky fiber sheet layer. A three-layer filtration material of the present invention comprises bulky fiber sheet layers having a thickness of 0.5 mm or more, and a triboelectrically-charged nonwoven fabric layer, which is located between the bulky fiber sheet layers, wherein the constituent fibers of the triboelectrically-charged nonwoven fabric layer penetrate into the bulky fiber sheet layers, and both bulky fiber sheet layers contain fibers having a limiting oxygen index of 20 or more, and have a mass per unit area 0.5 times or more than that of the triboelectrically-charged nonwoven fabric layer. A filter element of the present invention comprises the filtration material in a pleated state.
摘要:
Provided are a spinning apparatus capable of stably spinning fibers having a small fiber diameter with a high productivity, an apparatus comprising the same for manufacturing a nonwoven fabric, a process for manufacturing a nonwoven fabric using the nonwoven fabric manufacturing apparatus, and a nonwoven fabric produced by the process.The spinning apparatus of the present invention comprises one or more exits for extruding liquid, which are capable of extruding a spinning liquid, and one or more exits for ejecting gas, which extend linearly and are located upstream of each of the exits for extruding liquid and which are capable of ejecting a gas, wherein a shearing force by the gas and its accompanying airstream can be single-linearly exerted on the spinning liquid extruded. The apparatus of the present invention for manufacturing a nonwoven fabric comprises a fibers collection means as well as the spinning apparatus. The process of the present invention for manufacturing a nonwoven fabric is a process using the apparatus for manufacturing a nonwoven fabric. The nonwoven fabric of the present invention is a nonwoven fabric produced by the process.
摘要:
A method of producing fibrous aggregate, comprising: a supplying and discharging step in which a fiberizable liquid is supplied from a means for storing a fiberizable liquid to a means for discharging a fiberizable liquid via a supplying pipe, and the fiberizable liquid is discharged from the discharging means; and a fibers-collecting step in which fibers drawn and fiberized by applying an electrical field to the discharged fiberizable liquid are accumulated directly on a collecting surface of a collector while the collecting surface is unidirectionally conveyed to form the fibrous aggregate; wherein the discharging means is carried on a support capable of moving along an endless track capable of rotationally travelling between a pair of rotating shafts, and the fiberizable liquid is discharged from the discharging means while the support is revolved at a constant velocity under the condition that a moving direction of a linear motion area in the endless track conforms to a width direction of the collecting surface is disclosed.
摘要:
An alkaline battery separator which enables the preparation of a battery with a good yield and workability is provided. The alkaline battery separator of the present invention comprises a fiber sheet mainly comprising hydrophilicity-imparted polyolefin fibers having a fiber diameter of 8 μm or more, and a part of the hydrophilicity-imparted polyolefin fibers is composed of high-strength fibers having a tensile strength of 5 g/d or more.
摘要:
An alkaline battery comprises an electrode. The electrode has a current collector and an active substance filled in the current collector. The current collector includes a nonwoven fabric fabricated from a plurality of fibers and a nickel-plating film formed on the plurality of fibers. A specific surface area per unit volume of the current collector is 0.13 m2/cm3-0.35 m2/cm3.
摘要翻译:碱性电池包括电极。 电极具有集电体和填充在集电体中的活性物质。 集电体包括由多根纤维制成的无纺布和形成在多根纤维上的镀镍膜。 集电体的每单位体积的比表面积为0.13m 2 / cm 3〜0.35m 2 / cm 3。
摘要:
Disclosed is a process for manufacturing a fiber having at least a surface comprised mainly of a thermoplastic resin and carrying solid particles affixed to the surface, comprising the steps of: heating the solid particles having a melting point or a decomposition point higher than a melting point of the thermoplastic resin, to a temperature higher than the melting point of the thermoplastic resin, bringing the heated solid particles into contact with the fiber while maintaining the temperature of the heated solid particles higher than the melting point of the thermoplastic resin to bond the solid particles to a fiber surface by fusing the fiber surface, and cooling the fused fiber carrying the solid particle to affix the solid particles to the fiber surface. Further, an apparatus of manufacturing the same, and a fiber having at least a surface comprised mainly of a thermoplastic resin and carrying solid particles affixed to the surface are also disclosed.
摘要:
An alkaline battery comprises an electrode. The electrode has a current collector and an active substance filled in the current collector. The current collector includes a nonwoven fabric fabricated from a plurality of fibers and a nickel-plating film formed on the plurality of fibers. A specific surface area per unit volume of the current collector is 0.13 m2/cm3-0.35 m2/cm3.
摘要翻译:碱性电池包括电极。 电极具有集电体和填充在集电体中的活性物质。 集电体包括由多根纤维制成的无纺布和形成在多根纤维上的镀镍膜。 集电体的每单位体积的比表面积为0.13μm2 / cm 3〜0.35μm2 / cm 3以上, / SUP>。
摘要:
An objective of the present invention is to provide a burnishing pad, capable of removing dirt by burnishing a place (i.e., a dirty point) onto which dirt attaches to impart sufficient luster, and being biodegraded; a burnishing machine equipped with the burnishing pad; and a burnishing method using the burnishing pad. The burnishing pad of the invention is comprised of a lock-like fiber composite in which adjacent fibers are bonded at intersection thereof, wherein said fiber is at least one selected from the group consisting of a vegetable fiber and an animal fiber. And another burnishing pad is a fiber composite comprised of thick fibers of 150 μm or more in fiber diameter. These pads can be equipped with a porous supporting layer, respectively. The porous supporting layer has a mean 5% modulus strength of 20 N/5 cm width or more at 70° C. and a unit area weight of 100 g/m2 or less.