INK COMPOSITION AND INKJET RECORDING DEVICE

• Main Author: YAMAZAKI SOICHI
• Format: Patent
• Language: English; Japanese
• Published: 25.04.2016
• Subjects: ADHESIVES; CHEMICAL PAINT OR INK REMOVERS; CHEMISTRY; COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS; COLOUR PRINTING; CORRECTING FLUIDS; CORRECTION OF TYPOGRAPHICAL ERRORS; DYES; FILLING PASTES; i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; INKS; LINING MACHINES; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; PAINTS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; PERFORMING OPERATIONS; POLISHES; PRINTING; PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; SELECTIVE PRINTING MECHANISMS; STAMPS; TRANSPORTING; TYPEWRITERS; USE OF MATERIALS THEREFOR; WOODSTAINS

PROBLEM TO BE SOLVED: To provide an ink composition that can ensure discharge stability of an ink in an inkjet recording device for achieving high resolution and high picture quality, and an inkjet recording device.SOLUTION: One embodiment of the present invention provides an ink composition comprising a flow resistance inhibitor comprising a water-soluble polymer that is not solidified at 20°C. The content of the water-soluble polymer is 0.0001 to 0.5 mass% with respect to the ink composition.SELECTED DRAWING: None 【課題】高解像度化及び高画質化を実現するためのインクジェット記録装置において、インクの吐出安定性を確保することができるインク組成物及びインクジェット記録装置を提供する。【解決手段】本発明の一態様は、２０℃で固化しない水溶性ポリマーからなる流動抵抗抑制剤を含み、水溶性ポリマーの含有量は、インク組成物に対して０．０００１〜０．５質量％である、インク組成物である。【選択図】なし