Abrasive member
US5456734A · kind A · utility
15Cited by
21References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 6, 1994 |
| Grant date | Oct 10, 1995 |
| Priority date | — |
| Expiry date | May 6, 2014 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B5/84
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.