摘要:
Disclosed is a method for forming color image, in which one of the yellow, magenta, cyan and black toners is a high water content toner, and one of the yellow, magenta, cyan and black toners is a toner low water content toner, water content of the high water content toner is 1.2 to 2.5 % by weight based on the high water content toner, and water content of the low water content toner is 0.1 to 1.2% by weight based on the low water content toner.
摘要:
A toner for electrostatic latent image development includes a coloring agent and a resin wherein the toner is formed by a polymerization method and a content of aromatic amine contained in the toner is 50 ppm or less, and a volume average particle size of the toner is 3 to 8 μm; and an image forming method employs the same toner.
摘要:
Disclosed is a toner for developing an electrostatic latent image, said toner having a BET specific surface area of not less than 5m.sup.2 /g and a particle size distribution (2SD) of not more than 5 .mu.m.
摘要:
Disclosed is a method for forming color image, in which one of the yellow, magenta, cyan and black toners is a high water content toner, and one of the yellow, magenta, cyan and black toners is a toner low water content toner,water content of the high water content toner is 1.2 to 2.5% by weight based on the high water content toner, and water content of the low water content toner is 0.1 to 1.2% by weight based on the low water content toner.
摘要:
An image forming method for forming a full color toner image by overlaying four color electrostatic image developing toners of black, yellow, magenta and cyan, wherein at least one of the four color electrostatic image developing toners is a toner containing a large diameter external additive in a larger amount and at least one is a toner containing the large diameter external additive in a smaller amount, in which the primary particle diameter of the large diameter external additive is from 150 nm to 2,000 nm, the content of the large diameter external additive in the toner containing the large diameter external additive in larger amount is from 0.06% by weight to 4.0% by weight and the content of the large diameter external additive in the toner containing the large diameter external additive in the smaller amount is not more than 0.05% by weight.
摘要:
A toner for electrostatic latent image development includes a coloring agent and a resin wherein the toner is formed by a polymerization method and a content of aromatic amine contained in the toner is 50 ppm or less, and a volume average particle size of the toner is 3 to 8 μm; and an image forming method employs the same toner.
摘要:
A toner for developing an electrostatic image is disclosed. The arithmetic average of shape coefficient SF-1 of the toner particles calculated by Equation 1 is from 125 to 170 and a ratio of that to an arithmetic average of the shape coefficient SF-2 of the toner particles calculated by Equation 2, SF-1/SF-2, is from 1.10 to 1.52 and the ratio of the toner particles having a circle corresponding diameter measured by a flow particle image analyzer of from not less than 0.60 to less than 1.00 μm is not more than 5.0% in number. The image forming methods employing the toner are also disclosed.
摘要:
An image forming method for forming a full color toner image by overlaying four color electrostatic image developing toners of black, yellow, magenta and cyan, wherein at least one of the four color electrostatic image developing toners is a toner containing a large diameter external additive in a larger amount and at least one is a toner containing the large diameter external additive in a smaller amount, in which the primary particle diameter of the large diameter external additive is from 150 nm to 2,000 nm, the content of the large diameter external additive in the toner containing the large diameter external additive in larger amount is from 0.06% by weight to 4.0% by weight and the content of the large diameter external additive in the toner containing the large diameter external additive in the smaller amount is not more than 0.05% by weight.
摘要:
A toner for electrostatic latent image development contains a toner particle having a median diameter (d50) in number standard of 2.5 μm to 7.5 μm, acrylate of less than 12 ppm and aliphatic alcohol of 4 to 12 carbons of 40 ppm to 300 ppm.
摘要:
The present invention relates to a toner for developing a static latent image, wherein a smell of the toner has a cos &thgr; of from 0.990 to 0.998 as to the smell of styrene and a cos &thgr; of from 0.986 to 0.994 as to the smell of n-butyl acrylate in the smell space formed by styrene and n-butyl acrylate, and a toner for developing a static latent image, wherein a smell of the toner has a cos &thgr; of from 0.990 to 0.998 as to the smell of styrene and a cos &thgr; of from 0.991 to 0.999 as to the smell of mercaptocarboxylic acid ester in the smell space formed by styrene and mercaptocarboxylic acid ester.