摘要:
A toner containing at least a binder resin and a colorant, wherein the toner has a core-shell structure composed of a core, and a shell having a thickness of 0.01 μm to 2 μm on a surface of the core, and wherein the toner satisfies the following relation: 1.1≦ST/CT≦2.0 where ST is a softening temperature of the shell, and CT is a softening temperature of the core, both measured by a SPM probe with an integrated heater.
摘要翻译:含有至少粘合剂树脂和着色剂的调色剂,其中所述调色剂具有由芯构成的核 - 壳结构和在所述芯的表面上具有0.01μm至2μm的厚度的壳,并且其中所述调色剂满足 以下关系:1.1≦̸ ST / CT≦̸ 2.0其中ST是壳的软化温度,CT是芯的软化温度,均由具有集成加热器的SPM探针测量。
摘要:
A method for forming a full color image including: forming at least yellow, magenta and cyan color toner images on a receiving material to form a full color image thereon; and fixing the full color image upon application of heat thereto while not contacting the full color image, wherein each of the yellow, magenta and cyan color toner images includes a binder resin and a pigment, wherein the yellow color toner includes a benzimidazolone pigment, the magenta color toner includes at least one of Naphthol Carmine F6B and a combination of Naphthol Carmine F6B and Naphthol Carmine FBB, and the cyan color toner includes β copper phthalocyanine, and wherein the yellow color toner image has a position closer to the receiving material than any other color toner image when two or more of the color toner images including the yellow color toner image are overlaid.
摘要:
A toner of the present invention includes at least a colorant and a resin, has crystallinity CX or 20 or greater, and has a dynamic viscoelasticity characteristic in which a logarithmic value Log G′(50) of storage elastic modulus (Pa) at 50° C. is from 6.5 to 8.0 and a logarithmic value Log G′(65) of storage elastic modulus (Pa) at 65° C. is from 4.5 to 6.0, when the dynamic viscoelasticity characteristic is measured by temperature sweep from 40° C., at a frequency of 1 Hz, at a strain amount control of 0.1%, and at a temperature elevating rate of 2° C./min.
摘要:
To provide a toner, which contains: a colorant; a resin; and a releasing agent, wherein a spin-spin relaxation time (T2s) originated from a soft component is 0.10 msec to 0.50 msec, where the soft component is obtained with a hard component from an echo signal of the toner by a solid-echo technique of pulsed NMR, and a proportion of a proton intensity of the soft component is 50.0% or lower.
摘要:
To provide a toner, which contains: a binder resin; a colorant; and wax, wherein the toner has Ta of 30° C. to 55° C., and Tb−Ta of 8° C. to 25° C., where Ta is a glass transition temperature of the toner determined from a constant heating component of a DSC curve of the toner obtained in a second heating process of temperature modulated differential scanning calorimetry, and Tb is a glass transition temperature of the toner determined from a constant heating component of a DSC curve of the toner obtained in a first heating process of temperature modulated differential scanning calorimetry.
摘要:
A toner including a colorant, a resin, and a volatile organic compound in an amount from 1 to 200 μg/g is provided. The toner has a softening index Ct within a range from 70 to 100° C.
摘要:
A toner including a binder resin and a colorant, the toner having a core-shell structure containing a core and a shell, wherein the binder resin contains a crystalline polyester resin and a non-crystalline polyester resin, wherein a ratio (A/B) of a mass (A) of the crystalline polyester resin to a mass (B) of the non-crystalline polyester resin is 5/95 to 75/25, and wherein a ratio (Ds/Dc) of a hardness (Ds) of the shell to hardness (Dc) of the core is 1.05 to 1.50 where the hardnesses (Ds) and (Dc) are measured with a scanning probe microscope.
摘要:
A toner that includes toner base particles including a binder resin and a colorant, wherein the toner base particles have a surface roughness (Ra) of 18 nm to 50 nm and a standard deviation (RMS) of the surface roughness of 0.5 nm to 9.9 nm. A developer, a developing apparatus, a process cartridge, an image forming apparatus, and an image forming method can all use a developer including the toner.
摘要:
A toner is provided that comprises a colorant and a binder resin, wherein the binder resin comprises a polyester resin that is prepared by a polycondensation reaction in the presence of at least a titanium-containing catalyst expressed by General Formula (II) or (II), the toner has a volume average particle diameter of 2.0 μm to 10.0 μm and a ratio Dv/Dn within a range of 1.00 to 1.40, in which Dv represents a volume average particle diameter and Dn represents a number average particle diameter, Ti(—X)m(—OH)n General Formula (I) O═Ti(—X)p(—OR)q General Formula (II) in General Formulas (I) and (II), X represents a residue of a mono-alkanolamine of 2 to 12 carbon atoms or a polyalkanolamine from which a hydrogen atom of one hydroxyl group is removed; other hydroxyl group(s) and still other hydroxyl group(s), within the polyalkanolamine molecule that has a directly bonding Ti atom, may polycondense to form a ring structure; other hydroxyl group(s) and still other hydroxyl group(s) may polycondense intermolecularly to form a repeating structure; and the polymerization degree is 2 to 5 in a case of forming the repeating structure; R represents one of a hydrogen atom and alkyl groups of 1 to 8 carbon atoms that may have 1 to 3 ether bonds; “m” is an integer of 1 to 4; “n” is an integer of 0 to 3; the sum of “m” and “n” is 4; “p” is an integer of 1 or 2; “q” is an integer of 0 or 1; the sum of “p” and “q” is 2; and in a case that “m” and “p” is 2 or more, the respective Xs may be identical or different each other.
摘要:
A toner including a binder resin and a colorant, wherein a pellet of the toner which is prepared by applying a pressure of 15 kg/cm2 to the toner has a tensile strength of from 900 Pa to 10,000 Pa, and wherein the toner has a methanol wettability of from 25 to 65% by volume, wherein the methanol wettability is measured by a method in which the toner is dispersed in a mixture solvent of water and methanol, and methanol is added to the toner dispersion while checking the transparency of the dispersion to determine a transparency fall starting point, wherein the methanol wettability is defined as {Vm/(Vm+Vw)}×100, wherein Vm represents a total volume (ml) of methanol in the dispersion at the transparency dropping point, and Vw represents the total volume of the pure water added.
摘要翻译:包含粘合剂树脂和着色剂的调色剂,其中通过对调色剂施加15kg / cm 2的压力制备的调色剂颗粒的拉伸强度为900Pa至10,000Pa,并且其中调色剂具有甲醇 润湿性为25〜65体积%,其中甲醇润湿性通过将调色剂分散在水和甲醇的混合溶剂中并将甲醇加入到调色剂分散体中的方法测量,同时检查分散体的透明度, 确定透明度下降起点,其中甲醇润湿性定义为{Vm /(Vm + Vw)}×100,其中Vm表示在透明度滴点处的分散体中甲醇的总体积(ml),Vw表示 加入纯水的总体积。