AQUEOUS INKJET INK COMPOSITIONS MADE FROM MONODISPERSE LATEXES

• Main Authors: MARCEL P BRETON, SYED MOHSIN ALI, C GEOFFREY ALLEN, MIHAELA MARIA BIRAU, CARLOS DONDON, SEPEHR M TEHRANI, BIBY ESTHER ABRAHAM
• Format: Patent
• Language: English; Japanese
• Published: 03.06.2022
• Subjects: ADHESIVES; CHEMICAL PAINT OR INK REMOVERS; CHEMISTRY; COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS; COMPOSITIONS BASED THEREON; CORRECTING FLUIDS; DYES; FILLING PASTES; INKS; MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; ORGANIC MACROMOLECULAR COMPOUNDS; PAINTS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; POLISHES; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF MATERIALS THEREFOR; WOODSTAINS

To provide aqueous inkjet ink compositions having improved stability and printing performance.SOLUTION: In an embodiment, a composition comprises: water; resin particles; and a colorant, wherein the resin particles comprise a polymerization product of reactants comprising a monomer, an acidic monomer, a multifunctional monomer, and a reactive surfactant, the resin particles having a D(z,ave) of about 150 nm or less, a D(v,90) of less than about 200 nm, and a polydispersity index (PDI) of about 0.050 or less. Methods of forming and using the aqueous inkjet ink compositions are also provided.SELECTED DRAWING: Figure 1 【課題】改善された安定性及び印刷性能を有する水性インクジェットインク組成物を提供する。【解決手段】一実施形態では、組成物は、水と、樹脂粒子と、着色剤と、を含み、樹脂粒子は、モノマー、酸性モノマー、多官能性モノマー、及び反応性界面活性剤を含む反応物質の重合生成物を含み、樹脂粒子は、約１５０ｎｍ以下のＤ（ｚ、ａｖｅ）、約２００ｎｍ未満のＤ（ｖ、９０）、及び約０．０５０以下の多分散指数（ＰＤＩ）を有する。水性インクジェットインク組成物の形成方法及び使用方法も提供される。【選択図】図１