EXTERNAL ADDITIVE FOR TONER AND TONER
An external additive for toner comprising a particle of a silicon polymer having a siloxane bond and a Si-O-C bond, wherein in an FT-IR spectrum of the external additive obtained by an ATR method, a maximum peak is present in a range of from 1030 cm-1 to 1070 cm-1, where an average intensity in a ra...
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| Format: | Patent |
| Sprache: | eng ; fre ; ger |
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| Zusammenfassung: | An external additive for toner comprising a particle of a silicon polymer having a siloxane bond and a Si-O-C bond, wherein in an FT-IR spectrum of the external additive obtained by an ATR method, a maximum peak is present in a range of from 1030 cm-1 to 1070 cm-1, where an average intensity in a range of from 1015 cm-1 to 1025 cm-1 of the spectrum is denoted by A and an average intensity in a range of from 1085 cm-1 to 1095 cm-1 is denoted by B, the A and the B satisfy a following formula (1): 0.55≤A/B≤1.50 |
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