Claims
- 1. A carrier for developing electrostatic images, the carrier comprising a core and a coating on the core, the coating being fomed from a polymer or a composition containing the polymer, the polymer comprising at least about 70% by weight of at least one monomer selected from a monomer represented by the formula ##STR43## wherein R.sub.7 is a hydrogen atom or a methyl group, R.sub.8 and R.sub.9 are the same or different and each is a hydrogen atom, a methyl group, an ethyl group or a propyl group (provided that when R.sub.8 is a hydrogen atom, R.sub.9 can not be a hydrogen atom), and k is an integer of 1 to 5, a monomer represented by the formula ##STR44## wherein R.sub.7, R.sub.8 and R.sub.9 are as defined above, and a monomer represented by the formula ##STR45## wherein R.sub.7 is as defined above, A is a hydrogen atom, a methyl group, a trifluoromethyl group, a phenyl group or a cyclohexyl group, and l is 0 or 1 (provided that when A is a trifluoromethyl group, l is 0).
Priority Claims (5)
Number |
Date |
Country |
Kind |
63-253576 |
Oct 1988 |
JPX |
|
63-258906 |
Oct 1988 |
JPX |
|
63-324486 |
Dec 1988 |
JPX |
|
1-101475 |
Apr 1989 |
JPX |
|
1-208925 |
Aug 1989 |
JPX |
|
Parent Case Info
This is a division of application Ser. No. 07/418,155 filed Oct. 6, 1989.
US Referenced Citations (2)
Number |
Name |
Date |
Kind |
4614700 |
Yamamoto et al. |
Sep 1986 |
|
4954409 |
Aoki et al. |
Sep 1990 |
|
Foreign Referenced Citations (4)
Number |
Date |
Country |
0362858 |
Apr 1990 |
EPX |
60656 |
Apr 1985 |
JPX |
120155 |
Jun 1986 |
JPX |
120170 |
Jun 1986 |
JPX |
Divisions (1)
|
Number |
Date |
Country |
Parent |
418155 |
Oct 1989 |
|