Assertion: coloring material | /r/HasProperty | a chelating agent
Facets:
Source sentences:
text: The inventors of the present invention have conducted extensive studies in order to address the foregoing issues and, consequently, found that the issues may be addressed by a coloring material that includes a chelating agent in addition to a protein-based pigment.
text: For example, the coloring material according to an embodiment includes the protein-based pigment, the chelating agent, and one or more of the above components such that the total content of solid components in the coloring material does not exceed 100% by mass.
text: On the other hand, the inventors of the present invention found an unexpected fact that a coloring material that includes a chelating agent in addition to the protein-based pigment has excellent thermal stability.