Abrasive tape
US4789590A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Mar 25, 1988 |
| Grant date | Dec 6, 1988 |
| Priority date | — |
| Expiry date | Mar 25, 2008 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31935
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An abrasive tape comprises a flexible substrate, and an abrasive layer overlaid on the flexible substrate by applying an abrasive coating composition prepared by use of abrasive grains and a binder onto the flexible substrate and drying the applied abrasive coating composition. The binder contains a vinyl chloride resin having a --SO.sub.3 M group, where M represents Li, Na or K, and an epoxy group, a resin having, at a side chain thereof, at least one polar group selected from the group consisting of PA1 --SO.sub.3 M, --OSO.sub.2 M, --OSO.sub.3 M, --COOM, and ##STR1## where M represents H, Li, Na or K, M.sub.1 represents H, Li, Na, K or an alkyl group, and M.sub.2 represents H, Li, Na, K or an alkyl group, and a polyisocyanate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.