Cleaning sheet and its production method as well as transporting member having such cleaning sheet
US7712177B2 · kind B2 · utility
6Cited by
2References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 18, 2004 |
| Grant date | May 11, 2010 |
| Priority date | — |
| Expiry date | Mar 18, 2024 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24843
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
To provide a cleaning sheet that can remove foreign matter adhering on a probe needle without wearing the probe needle and that does not allow the foreign matter to re-adhere on the probe needle, the cleaning sheet has a cleaning layer on at least one surface thereof, the cleaning layer containing a urethane polymer and a vinyl monomer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.