Thermochromic coloring color-memory composition and thermochromic coloring color-memory microcapsule pigment containing the same
First Claim
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1. A thermochromic coloring color-memory composition comprising a homogeneous solubilized mixture of (A) an electron donative coloring organic compound, (B) an electron accepting compound and (C) a compound represented by the following formula (I) or the following formula (II) as a reaction medium which controls color reactions of the components (A) and (B):
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Abstract
A thermochromic coloring color-memory composition comprising a homogeneous solubilized mixture of (A) an electron donative coloring organic compound, (B) an electron accepting compound and (C) a compound represented by the specific formula as a reaction medium which controls color reactions of the components (A) and (B).
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8 Claims
- 1. A thermochromic coloring color-memory composition comprising a homogeneous solubilized mixture of (A) an electron donative coloring organic compound, (B) an electron accepting compound and (C) a compound represented by the following formula (I) or the following formula (II) as a reaction medium which controls color reactions of the components (A) and (B):
Specification