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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> Delivery of physiological agents with in-situ gels comprising anionic polysaccharides

> Ultra low melt toners comprised of crystalline resins

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