INKJET PRINTING INK

• Main Authors: KUSUKAME HARUKA, SHINODA MASAYO, MASUDA TOMOKI
• Format: Patent
• Language: English; Japanese
• Published: 30.07.2020
• 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; LAYERED PRODUCTS; LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM; 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

To provide an ink jet printing ink that has a high biological safety, can stably be discharged from ink jet printer, and further produces an image with high durability.SOLUTION: The inkjet printing ink contains a pigment, acrylic particles, alcohol, and water, and in which the alcohol is made to contain at least trihydric alcohol, the contained amount of the alcohol with respect to the total mass of the inkjet printing ink is made to be 30 mass% or less, the amount of the acrylic particles with respect to 10 pts.mass of the pigment is made to be 0.5 to 10 pts.mass, and furthermore, the skin irritation is made to be negative.SELECTED DRAWING: None 【課題】生体安全性が高く、インクジェットプリンタから安定して吐出が可能であり、さらに得られる画像の耐久性が高いインクジェット印刷用インクを提供する。【解決手段】本インクジェット印刷用インクでは、顔料と、アクリル系粒子と、アルコールと、水と、を含む。このとき、前記アルコールが、少なくとも３価のアルコールを含むものとし、前記インクジェット印刷用インク全質量に対する、前記アルコールの含有量を３０質量％以下とし、前記顔料１０質量部に対する、前記アクリル系粒子の量を０．５〜１０質量部とし、さらに、皮膚刺激性を陰性とする。【選択図】なし