ELECTROSTATIC INK COMPOSITION

• Main Authors: EYAL, Itay, BAR-HAIM, Gil, SAVELZON, David, ROSENTHAL, Tal, GOLDSHTEIN, Keren, AVIGDOR, Reut
• Format: Patent
• Language: English; French
• Published: 01.04.2021
• Subjects: ADHESIVES; CHEMICAL PAINT OR INK REMOVERS; CHEMISTRY; CINEMATOGRAPHY; COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS; CORRECTING FLUIDS; DYES; ELECTROGRAPHY; ELECTROPHOTOGRAPHY; FILLING PASTES; HOLOGRAPHY; INKS; LAKES; MAGNETOGRAPHY; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; MORDANTS; NATURAL RESINS; ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES; PAINTS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; PHOTOGRAPHY; PHYSICS; POLISHES; USE OF MATERIALS THEREFOR; WOODSTAINS

Described herein is a yellow liquid electrophotographic ink composition comprising: a thermoplastic resin comprising a polymer having acidic side groups; and a colorant comprising a yellow pigment, wherein the yellow pigment comprises a hydrazone compound. Also described herein is a method of producing a printed substrate using the yellow liquid electrophotographic ink composition and a printed substrate produced therefrom. L'invention concerne une composition d'encre électrophotographique liquide jaune comprenant : une résine thermoplastique comprenant un polymère ayant des groupes latéraux acides ; et un colorant comprenant un pigment jaune, le pigment jaune comprenant un composé hydrazone. L'invention concerne également un procédé de production d'un substrat imprimé à l'aide de la composition d'encre électrophotographique liquide jaune et un substrat imprimé produit à partir de celle-ci.