ApplicationNo. 239387 filed on 05/06/1994
US Classes:51/295, IMPREGNATING OR COATING AN ABRASIVE TOOL360/128Head accessory
ExaminersPrimary: Jones, Deborah
Attorney, Agent or Firm
Foreign Patent References
International ClassesB24D 003/24
Foreign Application Priority Data1993-05-07 JP
AbstractAn abrasive tape for polishing a magnetic head includes a substrate and an abrasive layer which is formed on the substrate. The abrasive layer is composed of abrasive grains and a binder having an acidic functional group. The abrasive layer contains basic carbon black having a pH within the range of 7 to 10 and a mean grain size of 0.01 to 0.1 μm.