Ultraviolet-curable thermochromic ink composition

Compositions: coating or plastic – Coating or plastic compositions – Metal-depositing composition or substrate-sensitizing...

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106 21R, 106 21D, C09D 1102

Patent

active

055000401

ABSTRACT:
An ultraviolet-curable thermochromic ink composition comprising thermochromic microcapsules and a photo-polymerizable composition as basic components, wherein said thermochromic microcapsule comprises at least one ultraviolet absorber having an absorption wave range of at least about 220-380 nm, and said photo-polymerizable composition comprises at least one photo-initiator having an absorption wave range of at least about 360-450 nm.

REFERENCES:
patent: 5350633 (1994-09-01), Sumii et al.
patent: 5350634 (1994-09-01), Sumii et al.

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