AMPHOTERIC POLYMERS AND USE IN INKJET INK COMPOSITIONS

• Main Authors: PALUMBO, Paul S, XU, Jinqi
• Format: Patent
• Language: English; French; German
• Published: 12.06.2024
• Subjects: ADHESIVES; CHEMICAL PAINT OR INK REMOVERS; CHEMISTRY; COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; CORRECTING FLUIDS; DYES; FILLING PASTES; INKS; LAKES; MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; MORDANTS; NATURAL RESINS; ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES; ORGANIC MACROMOLECULAR COMPOUNDS; PAINTS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; POLISHES; PREPARATION OF CARBON BLACK; THEIR PREPARATION OR CHEMICAL WORKING-UP; TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS,TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES; USE OF MATERIALS THEREFOR; WOODSTAINS

Disclosed herein are inkjet ink compositions comprising a polymer comprising the repeat units (A), (B), and (C), wherein: (A) is selected from -N+(R1)(R2)- and -N(R1)-; (B) is selected from C1-C10 alkylene; C3-C20 cycloalkylene; C3-C20 heterocycloalkylene; arylene; heteroarylene; C2-C20 ether; C2-C20 thioether; C2-C20 ester; C2-C20 acetal; C2-C20 amide; bisphenols; and oligomer and polymer moieties selected from polyether, polyester, polyamines, polycarbonate, polyacetal, polythioether, polyester amide, polyurethane, polyacrylate, polyolefin, and polyalkylsiloxane, and (C) comprises at least one group selected from: (i) -C(R3) (R4)-C(R5)(OH)-(C(R6)(R7))m-, (ii) -C(R3)(R4)-C(R5)(H)-C(O)-, and (iii) -C(R3)(R4)-C(R5)(H)-S(O)(O); and (A) is bonded to the -C(R3)(R4)- group of (C), and (B) is bonded to (C).