Conductive roll for electrophotographic device
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jun 8, 2021
Grant Date -
Nov 19, 2020
app pub date -
Aug 6, 2020
filing date -
Mar 30, 2018
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A conductive roll for electrophotographic device is provided. The conductive roll for electrophotographic device 10 includes a shaft body 12 and a non-foamed elastic body layer 14 formed on an outer periphery of the shaft body 12. The elastic body layer 14 is made of a cross-linked product of a silicone rubber composition containing the following (a) to (d), and a secondary particle diameter of the following (d) in the elastic body layer 14 is within a range of 100 to 500 nm. (a) is an organopolysiloxane, (b) is a crosslinking agent, (c) is a microcapsule catalyst made of fine resin particles which encapsulate a crosslinking catalyst by a resin other than a silicone resin, and (d) is silica with a BET specific surface area of 70 to 350 m2/g.
First Claim
Other Claims data not available
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
- 0 Citation Count
- G03G Class
- 0 % this patent is cited more than
- 4 Age
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 3.5 Year Payment | $1600.00 | $800.00 | $400.00 | Dec 8, 2024 |
| 7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Dec 8, 2028 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Dec 8, 2032 |
