| 摘要 |
PROBLEM TO BE SOLVED: To provide magnetic toner can prevent an image deletion from being generated in a high temperature and high humidity environment, and can prevent a charge stripe and defective cleaning from being generated. SOLUTION: This magnetic toner contains a magnetic toner particle containing a binding resin and a magnetic substance, inorganic fine powder and organic fine powder, a compressibility of the organic fine powder is 30% or less, the organic fine powder is a resin particle having 0.05-1.00μm of number averaged particle size D1, and the resin particle has 3 mass% or less of isolation rate from the toner particle. COPYRIGHT: (C)2010,JPO&INPIT
|
