发明名称 |
Uintaite-derived toners and printing inks |
摘要 |
A composition useful in copying and printing is described. In one embodiment, the composition comprises a purified fraction of uintaite and a thermoplastic polymer. Preferably, the composition comprises a maltene-enriched fraction of uintaite derived by solvent extraction, a thermoplastic polymer and a colorant. In another embodiment, the present invention is an electrophotographic method comprising the steps of generating a latent electrostatic image; developing said latent image with a toner comprising a purified fraction of uintaite; and fixing said toner. The present invention is also a printing ink emulsion comprising a maltene-enriched fraction of uintaite.
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申请公布号 |
US5229441(A) |
申请公布日期 |
1993.07.20 |
申请号 |
US19900516012 |
申请日期 |
1990.04.27 |
申请人 |
AMERICAN GILSONITE COMPANY |
发明人 |
ROMAGOSA, ENRIQUE E.;COOPER, JOHN F. |
分类号 |
C09D11/02;G03G9/087;G03G9/097 |
主分类号 |
C09D11/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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