Abrasive member
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Oct 10, 1995
Grant Date -
N/A
app pub date -
May 6, 1994
filing date -
May 7, 1993
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An 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 .mu.m.
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