INKJET INK, INK ACCOMMODATION CONTAINER, INKJET RECORDING METHOD, INKJET RECORDING DEVICE AND RECORDED MATTER

• Main Authors: KOJIMA SAYURI, FUKUOKA MASAYUKI, TOYAMA IKU, YOKOHAMA YUKI, SAITO TAKASHI, GOTO HIROSHI, NISHIMURA HIDEAKI, TAMAI TAKASHI, SAKAGUCHI YUMI
• Format: Patent
• Language: English; Japanese
• Published: 01.03.2018
• Subjects: ADHESIVES; CHEMICAL PAINT OR INK REMOVERS; CHEMISTRY; COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS; COLOUR PRINTING; CORRECTING FLUIDS; DYES; FILLING PASTES; 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; STAMPS; TRANSPORTING; TYPEWRITERS; USE OF MATERIALS THEREFOR; WOODSTAINS

PROBLEM TO BE SOLVED: To provide an inkjet ink having excellent discharge stability and storage stability, giving high image density and giving an image with good rubbing resistance and glossiness in a normal temperature and normal humidity environment and a high temperature and low humidity environment.SOLUTION: The inkjet ink comprises an organic solvent, water, a coloring material and polyethylene wax, in which a penetration degree of the polyethylene wax measured in accordance with JIS K2235 is 1.2 or less. In a preferred aspect, the polyethylene wax has a Martens hardness of 50 N/mmor more.SELECTED DRAWING: None 【課題】吐出安定性及び保存安定性に優れ、画像濃度が高く、常温常湿度環境下及び高温低湿度環境下の耐擦過性、並びに光沢性が良好な画像を得ることができるインクジェット用インクの提供。【解決手段】有機溶剤、水、色材、及びポリエチレンワックスを含むインクジェット用インクであって、ＪＩＳ Ｋ２２３５に準拠して測定した前記ポリエチレンワックスの針入度が、１．２以下であるインクジェット用インクである。前記ポリエチレンワックスのマルテンス硬度が、５０Ｎ／ｍｍ２以上である態様などが好ましい。【選択図】なし