摘要:
A classification device includes: a classification channel, a particle dispersion delivery channel having an opening for introducing a particle dispersion at one end thereof with the other end connected to the classification channel via a junction, a conveying fluid feed channel having an opening for introducing a conveying fluid at one end thereof with the other end connected to the classification channel, and at least one collection channel for collecting separated particles, the collection channel having an opening at one end thereof with the other end connected to the classification channel, the junction and the classification channel having substantially equal widths, and at least one of the at least one collection channel having a bottom wall with an upwardly convex shape in the middle portion of its width.
摘要:
A classification device includes: a classification channel for classifying particles; a particle dispersion delivery channel as defined herein; a conveying fluid feed channel as defined herein; and at least one collection channel as defined herein, and the particle dispersion delivery channel satisfying relationship (1): A
摘要:
A method for transporting dispersion, includes: introducing dispersion containing particles into a liquid transporting channel from a dispersion introducing port; transporting the dispersion in a laminar flow through the liquid transporting channel; and discharging the dispersion from a downstream of the liquid transporting channel, and the liquid transporting channel has a bent portion in a vertical direction, and a Dean vortex which cancels an exchange flow that is produced by movement of the particles caused by gravitational force is generated in the bent portion.
摘要:
A microchannel device is provided, the microchannel device containing a microfluidic channel including a sub fluidic channel in which at least one filtration diaphragm is provided, wherein the microfluidic channel has at least a supply port, a first discharge port and a second discharge port, the supply port and the first discharge port are connected through the filtration diaphragm, the supply port and the second discharge port are connected without the filtration diaphragm, and the filtration diaphragm is provided parallel to a fluidic channel direction of the microfluidic channel.
摘要:
A classifying device for classifying particles using a centrifugal force contains a microchannel includes a curved portion including a first tubular channel and a second tubular channel; and a diaphragm that is provided within the curved portion, and that is located at a position between the first tubular channel and the second tubular channel; and wherein the diaphragm has at least a first apertured group formed in a central region of the diaphragm and a second apertured group formed in a first end region and a second end region of the diaphragm, the first apertured group and the second apertured group communicate the first tubular channel with the second tubular channel along a direction of the centrifugal force, the first apertured group has a mesh, and the second apertured group has a mesh that is different in size from the mesh of the first apertured group.
摘要:
A classifying apparatus includes: a classifying channel that, in an upper portion, has a channel through which a particle dispersion is transported, and that, in a lower portion, has a channel through which transporting liquid is transported; a particle dispersion introducing channel where one end has an opening into which the particle dispersion is introduced, and another end is connected to the channel through which the particle dispersion is transported; a transporting liquid introducing channel where one end has an opening into which the transporting liquid is introduced, and another end is connected to the channel through which the transporting liquid is transported; and at least one recovery channel as defined herein, a channel width of the channel through which the particle dispersion is transported being smaller than a channel width of the channel through which the transporting liquid is transported, in the classifying channel.
摘要:
A separation apparatus contains: a dispersion liquid introduction path to which a dispersion liquid containing particles is introduced; a separation path that has a inclined upper face inclined with respect to a direction of gravity and separates the particles; and a discharge path from which particles separated by the separation path are discharged.
摘要:
Colored resin particles, each includes: a resin; and a colorant, wherein a value of average equivalent circle diameter A (μm) of the colored resin particles is 3≦A≦6, an average degree of circularity B of the colored resin particles satisfies the following expression (1), and 0.990−0.0083A≦B≦1.021−0.0117A (1) a cumulative number frequency of particles which have degrees of circularity of less than 0.9 in the colored resin particles is 1% or less.
摘要:
Colored resin particles, each includes: a resin; and a colorant, wherein a value of average equivalent circle diameter A (μm) of the colored resin particles is 3≦A≦6, an average degree of circularity B of the colored resin particles satisfies the following expression (1), and 0.990−0.0083A≦B≦1.021−0.0117A (1) a cumulative number frequency of particles which have degrees of circularity of less than 0.9 in the colored resin particles is 1% or less.
摘要:
A liquid transporting apparatus includes: a microchannel; a transporting liquid supply port through which transporting liquid is supplied to the microchannel; a partition wall as defined herein, and that has an opening; a first split channel that is provided on an upper side of the partition wall; a second split channel that is provided on a lower side of the partition wall; a particle dispersion supply port through which a particle dispersion is supplied to a middle portion of a width direction of the first split channel; and at least one drain port through which the fluid is discharged from downstreams of the first and second split channels, and a pattern that generates an upward-directed flow with respect to a vertical direction in a middle portion of a section of the microchannel is formed in an inner wall of the microchannel or in the partition wall.