POLYMER COMPOUND, POLYMER-CONTAINING COMPOSITION CONTAINING THE SAME, INK COMPOSITION, AND METHOD AND APPARATUS FOR APPLYING INK USING THE INK COMPOSITION

• Main Authors: NAKAZAWA, IKUO, YAMAGISHI, KEIKO, IKEGAMI, MASAYUKI, TSUBAKI, KEIICHIRO, HIGASHI, RYUJI, SUDA, SAKAE, SATO, KOICHI
• Format: Patent
• Language: English; French
• Published: 25.11.2004
• Edition: 7
• Subjects: ADHESIVES; CHEMICAL PAINT OR INK REMOVERS; CHEMISTRY; COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS; COLOUR PRINTING; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; CORRECTING FLUIDS; DYES; FILLING PASTES; INKS; LINING MACHINES; 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; PERFORMING OPERATIONS; POLISHES; PRINTING; PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; STAMPS; THEIR PREPARATION OR CHEMICAL WORKING-UP; TRANSPORTING; TYPEWRITERS; USE OF MATERIALS THEREFOR; WOODSTAINS

Disclosed herein are a polymer compound having at least two block segments, wherein at least one segment of the block segments contains a repeating unit structure exhibiting anionicity and a repeating unit structure exhibiting hydrophilicity, and an ink composition containing the polymer, a solvent or dispersing medium, and a coloring material. L'invention concerne un composé polymère possédant au moins deux segments blocs, dont au moins un contient une structure à motif de répétition anionique et une structure à motif de répétition hydrophile. L'invention porte également sur une préparation d'encre contenant le polymère, un solvant ou un milieu de dispersion et une matière colorante.