Ink for inkjet textile printing and inkjet textile printing method

• Main Author: IKOSHI MASAO
• Format: Patent
• Language: Chinese; English
• Published: 04.11.2022
• Subjects: ADHESIVES; CHEMICAL PAINT OR INK REMOVERS; CHEMISTRY; COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS; 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; SELECTIVE PRINTING MECHANISMS; STAMPS; TRANSPORTING; TYPEWRITERS; USE OF MATERIALS THEREFOR; WOODSTAINS

An ink for inkjet textile printing, which contains: water; a colorant; a polymer X which is a water-soluble polymer having a weight average molecular weight of 6000 to 35000 and containing at least one selected from the group consisting of a structural unit derived from an alkylene glycol, a structural unit derived from vinyl alcohol, and the like; and a solvent A which is a water-soluble organic solvent having a molecular weight of 160 or less, the proportion of the solvent A in the total water-soluble organic solvent contained therein being 70% by mass or more, the content of the polymer X being more than 0.8% by mass and 7.0% by mass or less, and the content ratio (solvent A/polymer X) being 7.0-50. 一种喷墨印染用油墨，其含有：水；色料；高分子X，其为包含选自包括源自亚烷基二醇的结构单元、源自乙烯醇的结构单元等的组中的至少1种的重均分子量为6000～35000的水溶性高分子；及溶剂A，其为分子量为160以下的水溶性有机溶剂，溶剂A在所含有的所有水溶性有机溶剂中所占的比例为70质量％以上，高分子X的含量超过0.8质量％且7.0质量％以下，含有质量比〔溶剂A/高分子X〕为7.0～50。