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US5501933A Toner containing pigment and surface modified pyrogenically produced aluminum oxide 失效
含色素和表面改性热解法生产的氧化铝

Toner containing pigment and surface modified pyrogenically produced aluminum oxide
摘要：
Disclosed is an electrophotographic toner comprising a resin, a pigment, and surface-modified, pyrogenically produced aluminum oxide which is has the following physico-chemical properties:______________________________________Surface (m.sup.2 /g) 50 to 100Stamping density (g/l) 50 to 90Drying loss (%)
摘要（中）：

公开了一种电子照相调色剂，其包含树脂，颜料和表面改性的热解法生产的氧化铝，其具有以下物理化学性质： - 表面（m2 / g）50至100-冲压密度（g / l）50 至90-干燥损失（％）<5-退火损失（％）5.0〜15〜C含量（％）0.5〜12〜

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