Back to results
US 11,537,057 B2Granted
Toner, toner accommodating unit, image forming apparatus, and image forming method
AssigneeRicoh Company, Ltd.
InventorsToyoshi Sawada, Kazumi Suzuki, Katsunori Kurose, Akihiro Kaneko
Life of this patent
Estimating the term…
Abstract
A toner is provided. The toner comprises a maleic-acid-modified polyolefin having a polypropylene block in a main chain and having a weight average molecular weight of 60,000 or more.
Claims15
An image forming method, comprising:
- forming an electrostatic latent image on an electrostatic latent image bearer;
- developing the electrostatic latent image formed on the electrostatic latent image bearer with a developer containing a toner comprising a maleic-acid-modified polyolefin having a polypropylene block in a main chain and having a weight average molecular weight of 60,000 or more and having a maleic acid modification rate of from 0.5% to 8.0% by mass and wherein the toner is colorless or white, to form a first toner image;
- transferring the first toner image formed on the electrostatic latent image onto a recording medium which comprises a plastic film;
- and
- fixing the first toner image on the recording medium,
- wherein the first toner image formed in the developing is closer to the recording medium than any other toner images that are present, and
- wherein the method further comprises forming a second toner image with any of a black toner, cyan toner, magenta toner, or yellow toner on the first toner image.
4 more elements
Dependencies are inferred from the claim text.