公开(公告)号：US20040138434A1

公开(公告)日：2004-07-15

申请号：US10721402

申请日：2003-11-25

申请人： SANYO COLOR WORKS, LTD.

发明人： Koichi Takahara ,  Kensuke Misono ,  Hidehiro Tamatome ,  Junichiro Sato ,  Kunji Kitamura

IPC分类号： C09B062/026 ,  C09B062/347

CPC分类号： C09B67/0046

摘要： Monoazo based yellow pigment compositions for image recording that are suitable as a well-balanced yellow coloring agent for image recording with favorable reproducibility of images and image retaining capacity, which is inexpensive and excellent in safety are provided. Provided is a yellow pigment composition for image recording which includes a monoazo yellow base pigment represented by the general formula (1): 1 and a particular disazo yellow pigment having a sulfonic acid group and/or a particular monoazo yellow pigment.

摘要翻译： 提供了适用于图像记录的良好平衡的黄色着色剂的单偶氮基黄色颜料组合物，其具有良好的图像再现性和图像保留能力，其便宜且安全性优异。 本发明提供一种用于图像记录的黄色颜料组合物，其包含由通式（1）表示的单偶氮黄基色素和具有磺酸基的特定双偶氮黄色颜料和/或特定的单偶氮颜料。