US 2019/0317418 A1 · TONER, TWO-COMPONENT DEVELOPER, AND METHOD FOR PRODUCING TONER

Abstract

A toner contains at least a crystalline polyester resin and an amorphous linear polyester resin that uses diethylene glycol as an alcohol component, and a monoester wax and a montan ester wax as release agent components, wherein 6≤α≤8 and 14≤mw/α<30 are satisfied, where α represents an amount of the crystalline polyester resin added relative to 100 parts by weight of the amorphous linear polyester resin and mw represents an amount of the montan ester wax added.

Claims5

Dependent claims

A toner comprising:

at least a crystalline polyester resin and an amorphous linear polyester resin that uses diethylene glycol as an alcohol component;
and
a monoester wax and a montan ester wax as release agent components,
wherein 6≤α8 and 14<mw/α<30 are satisfied, where α represents an amount of the crystalline polyester resin added relative to 100 parts by weight of the amorphous linear polyester resin and mw represents an amount of the montan ester wax added.

1 more element

Dependencies are inferred from the claim text.

Facts

Application

16/368,303Filed 28 Mar 2019

Priority

JP 2018-07658312 Apr 2018

Published

17 Oct 2019

Term ends

Not estimatedThe source records don’t support an estimate.

Classification7 codes

G03G 9/08755
Comprising macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds: polyesters
G03G 9/081
Preparation methods: by mixing the toner components in a liquefied state; melt kneading; reactive mixing
G03G 9/08782
Natural macromolecular compounds or derivatives thereof: waxes
G03G 9/08795
Macromolecular material not specially provided for in a single one of groups G03G9/08702 - G03G9/08775: characterised by their chemical…

Toner, two-component developer, and method for producing toner

Life of this patent

Toner, two-component developer, and method for producing toner

Life of this patent

Abstract

Claims5