公开(公告)号：US20220002570A1

公开(公告)日：2022-01-06

申请号：US17475304

申请日：2021-09-14

Applicant: FUJIFILM Corporation

Inventor： Masaharu KAWAI ,  Ryuji SHINOHARA ,  Yushi HONGO ,  Taiga MIZOE

IPC: C09D11/38 ,  C09D11/322 ,  C09D11/54 ,  B41M5/00

Abstract: An ink set is an ink set including a treatment liquid having a pH of 4.5 or less or 9.5 or greater, and an ink containing a compound A which generates gas in an environment of a pH of 4.5 or less or 9.5 or greater, a resin, water, and a white pigment and having a pH of greater than 4.5 and less than 9.5, in which a ratio of a content mass of the white pigment to a content mass of the compound A in the ink is 1 or greater and 160 or less.

公开(公告)号：US20210002502A1

公开(公告)日：2021-01-07

申请号：US17024724

申请日：2020-09-18

Applicant: FUJIFILM CORPORATION

Inventor： Masaharu KAWAI ,  Ryuji SHINOHARA ,  Kazumasa HATTORI ,  Akinori SUGISHIMA

IPC: C09D11/322 ,  C09D11/38 ,  B41J11/00

Abstract: An embodiment of the present invention provides an inkjet ink composition including water, a dispersant, white inorganic pigment particles having an average primary particle diameter of 150 nm to 400 nm, and resin particles A having a glass transition temperature of higher than 120° C.; an image recording method carried out using the inkjet ink composition; and an image recorded material including a solidified material of the inkjet ink composition.