Transportation unit and image forming apparatus
View Patent ↗A transportation unit includes a transportation member and a cleaning member for cleaning foreign matters attached to a surface of the transportation member. The transportation member has the surface with a contact angle θ relative to n-dodecane between 10° and 45° (10°≦θ≦45°) and a mirror index M between 60 and 200 (60≦M≦200).
1. A belt to be disposed in an image forming apparatus having a cleaning member arranged to abut against the belt for removing foreign matters attached to the belt, comprising:
a surface having a contact angle θ relative to n-dodecane between 10° and 45° (10°≦θ≦45°) and a mirror index M between 60 and 95 (60≦M≦95).
2. The belt according to claim 1 , wherein said belt is formed of a polyamide-imide.
3. The belt according to claim 1 , wherein said belt contains an oil repellent component in an amount between 0.05 weight % and 0.30 weight % relative to a solid component of the belt.
4. The belt according to claim 3 , wherein said belt contains the oil repellent component having a fluoroalkyl group as a main chain.
5. The belt according to claim 1 , wherein said belt is formed of an endless belt.
6. The image forming apparatus comprising the belt according to claim 1 and the cleaning member arranged to abut against the belt for removing the foreign matters attached to the belt.
7. The image forming apparatus according to claim 6 , wherein said cleaning member includes an elastic member.
8. The image forming apparatus according to claim 7 , wherein said elastic member includes a urethane rubber.
9. The image forming apparatus according to claim 6 , wherein said foreign matters are toner.