Toner containing a dimer of diarylguanidine type compound for developing electrostatic image
First Claim
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1. A dimer of a diarylguanidine type compound represented by the formula (II):
- ##STR19## wherein R1, R2, and R3 are respectively hydrogen, an alkyl group of 1 to 4 carbons, an alkoxy group of 1 to 5 carbons, or a phenyl group, which may be the same or different from each other, and adjacent groups may be linked together to form a fused phenyl ring, and Y is ##STR20## or --CH═
CH--CH2 --.
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Abstract
A toner for developing an electrostatic image comprises a binder resin and a dimer of a diarylguanidine type compound. The dimer is represented by the general formula (I) below: ##STR1## wherein R1, R2, R3, R4, R5, R6, R1 a, R2 a, R3 a, R4 a, R5 a, and R6 a are respectively a hydrogen atom, an alkyl group, an amino group, an alkoxy group, or an aryl group which may have a substituent, and may be the same or different from each other; adjacent groups may be linked together to form a ring; and A is a linking group.
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Citations
2 Claims
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1. A dimer of a diarylguanidine type compound represented by the formula (II):
- ##STR19## wherein R1, R2, and R3 are respectively hydrogen, an alkyl group of 1 to 4 carbons, an alkoxy group of 1 to 5 carbons, or a phenyl group, which may be the same or different from each other, and adjacent groups may be linked together to form a fused phenyl ring, and Y is ##STR20## or --CH═
CH--CH2 --. - View Dependent Claims (2)
- ##STR19## wherein R1, R2, and R3 are respectively hydrogen, an alkyl group of 1 to 4 carbons, an alkoxy group of 1 to 5 carbons, or a phenyl group, which may be the same or different from each other, and adjacent groups may be linked together to form a fused phenyl ring, and Y is ##STR20## or --CH═
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Current AssigneeCanon Kabushiki Kaisha (Canon Inc.)
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Original AssigneeCanon Kabushiki Kaisha (Canon Inc.)
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InventorsHagiwara, Kazuyoshi, Tanaka, Katsuhiko
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Primary Examiner(s)Raymond, Richard L.
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Assistant Examiner(s)O SULLIVAN, PETER G
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Application NumberUS07/764,781Time in Patent Office609 DaysField of Search564/236, 430/110, 430/106, 430/106.6US Class Current564/236CPC Class CodesG03G 9/09775 containing atoms other than...
