摘要:
In a copier which is an image-forming apparatus comprising a photoconductor 1, a developing apparatus 4, transfer apparatus 5 which transfers a toner image formed on the photoconductor 1 to a transfer material by heat and pressure using a transfer roller 52, and a fixing apparatus which fixes the toner image transferred to the transfer material, on the transfer material, a heater 56, temperature detection apparatus 57 and temperature control apparatus are provided which controls the temperature to within a range of from the glass transition temperature (Tg) to the softening temperature (Tm) of the toner, and lower than the fixing temperature of the fixing apparatus 7.
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:
An image forming apparatus includes: an image bearing member; a charger; an irradiator; a development device having an accommodation unit to accommodate toner to obtain a visible image; a transfer device; and a fixing device to fix the visible image transferred onto a recording medium. The fixing device having a fixing rotation member; and a pressure rotation member to form a nipping portion by contacting the fixing rotation member, wherein the surface pressure of the nipping portion is 1.5 kgf/cm2 or less, wherein the fixing rotation member has a Martens hardness of 1.0 N/mm2 or less at 23° C., wherein the ratio of the projected area of a single particle of the toner onto the recording medium at 120° C. to the projected area of a single particle of the toner onto the recording medium at 23° C. is 1.60 or less.
摘要翻译:图像形成装置包括:图像承载部件; 充电器 辐照器 具有容纳单元以容纳调色剂以获得可见图像的显影装置; 转移装置; 以及固定装置,用于固定转印到记录介质上的可见图像。 固定装置具有固定旋转构件; 以及压力旋转构件,其通过使所述固定旋转构件接触而形成夹持部,其中所述夹持部的表面压力为1.5kgf / cm 2以下,其中,所述固定旋转构件的马氏体硬度为1.0N / mm 2以下, 23℃,其中调色剂的单个颗粒在120℃下的投影面积与在23℃下记录介质上调色剂的单个颗粒的投影面积的比率为1.60 或更少。
摘要:
A toner, including: a crystalline resin containing a urethane bond, a urea bond, or both thereof; and a compound represented by the following General Formula (1), wherein an amount of the compound represented by the General Formula (1) is 0.01% by mass to 0.25% by mass: CnH2n+1R General Formula (1) where n is 8 to 22 and R is COOH, NH2 or OH.
摘要翻译:一种调色剂,包括:含有氨基甲酸酯键,脲键或其二者的结晶树脂; 和由通式(1)表示的化合物的量为0.01质量%至0.25质量%的化合物:C n H 2n + 1R其中n为8的通式(1) 22,R为COOH,NH 2或OH。
摘要:
To provide a toner, including: a crystalline binder resin including a urethane bond or a urea bond, or both thereof; and a colorant, wherein the colorant has a number-average particle diameter of 0.5 μm or less, and a ratio of particles having a particle diameter of 0.7 μm or greater in a number-size distribution of the colorant is 5% by number or less.
摘要:
An image forming apparatus includes: an image bearing member; a charger; an irradiator; a development device having an accommodation unit to accommodate toner to obtain a visible image; a transfer device; and a fixing device to fix the visible image transferred onto a recording medium. The fixing device having a fixing rotation member; and a pressure rotation member to form a nipping portion by contacting the fixing rotation member, wherein the surface pressure of the nipping portion is 1.5 kgf/cm2 or less, wherein the fixing rotation member has a Martens hardness of 1.0 N/mm2 or less at 23° C., wherein the ratio of the projected area of a single particle of the toner onto the recording medium at 120° C. to the projected area of a single particle of the toner onto the recording medium at 23° C. is 1.60 or less.
摘要翻译:图像形成装置包括:图像承载部件; 充电器 辐照器 具有容纳单元以容纳调色剂以获得可见图像的显影装置; 转移装置; 以及固定装置,用于固定转印到记录介质上的可见图像。 固定装置具有固定旋转构件; 以及压力旋转构件,其通过使所述固定旋转构件接触而形成夹持部,其中所述夹持部的表面压力为1.5kgf / cm 2以下,其中,所述固定旋转构件的马氏体硬度为1.0N / mm 2以下, 23℃,其中调色剂的单个颗粒在120℃下的投影面积与在23℃下记录介质上调色剂的单个颗粒的投影面积的比率为1.60 或更少。
摘要:
Provided is a method and reagent for measuring cystatin C in a human body fluid, by contacting a human body fluid with (a) first insoluble carrier particles coated with a first anti-human cystatin C monoclonal antibody and (b) second insoluble carrier particles coated with a second anti-human cystatin C monoclonal antibody, where the first anti-human cystatin C monoclonal antibody has an affinity for cystatin C that is higher than the second anti-human cystatin C monoclonal antibody, the second anti-human cystatin C monoclonal antibody recognizes an epitope of cystatin C that is different from the epitope recognized by the first anti-human cystatin C monoclonal antibody, and the first and second insoluble carrier particles are coated with from 1% to less than 4% by weight of the anti-human cystatin C monoclonal antibodies.
摘要:
A toner, wherein a binder resin contains a polyester resin (A) produced by polycondensing an alcohol component with a carboxylic acid component which contains a rosin compound in an amount of 5% by mass or more of the total amount by mass of the alcohol component and the carboxylic acid component, and a polyester resin (B) produced by polycondensing an alcohol component containing an alkylene oxide adduct of bisphenol A represented by General Formula (1) given below with a carboxylic acid component, and wherein the toner contains abietic acid in an amount of 0.01% by mass to 1% by mass: where R1 and R2 each represent C2-C4 alkylene; R3 and R4 are each any one of a hydrogen atom, C1-C6 straight-chain alkyl, and C1-C6 branched-chain alkyl; and x and y each represent a positive integer and the sum of x and y is 1 to 16.
摘要:
The present invention provides a toner which includes at least a binder resin, and a colorant, wherein the toner has a concentration of radioactive carbon isotope C-14 of 10.8 pMC or higher.
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.