AQUEOUS WHITE INK FOR INKJET RECORDING, WHITE PIGMENT PASTE, AND AQUEOUS INK SET FOR INKJET RECORDING

• Main Authors: KATAYAMA YU, KAWAHARADA YUKIHIKO, SATO YOSHIHIRO, NUNOKAWA YOKO, KIMURA TOSHIHISA
• Format: Patent
• Language: English; French; Japanese
• Published: 17.01.2013
• 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

An aqueous white ink for inkjet recording, which contains a white pigment, a pigment dispersant, a binder and water, and which is characterized in that the pigment dispersant is a styrene copolymer having a hydrophilic group; an ink set; and a method for producing a laminate, which is characterized by comprising a step of forming a print layer on a non-absorbing substrate by an inkjet recording method, a step of forming an adhesive layer on the print layer, and a step of laminating a sealant film layer on the surface of the adhesive layer. La présente invention concerne une encre aqueuse blanche pour impression jet d'encre, contenant un pigment blanc, un dispersant pour pigment, un liant et de l'eau, et caractérisée en ce que le dispersant pour pigment est un copolymère de styrène comportant un groupe hydrophile ; un assortiment d'encres ; et un procédé de production d'un stratifié, comprenant les étapes consistant à déposer une couche d'impression sur un substrat non-absorbant par un procédé d'impression jet d'encre, à déposer une couche adhésive sur la couche d'impression et, enfin, à déposer une couche formée d'un film étanche à la surface de la couche adhésive.