| 摘要 |
This invention includes novel 2,5-bis-¢bis¢(4-amino)phenyl! hydroxy-methyl!substituted furan, thiophene, and pyrrole color-forming compounds and the reaction of these compounds or 2-mono-¢bis¢(4-amino)phenyl! hydroxy-methyl!substituted furan, thiophene, and pyrrole color-forming compounds to form colored compounds. The invention also includes the use of these color-forming compounds in the manufacture and imaging of thermal imaging papers and pressure-sensitive imaging papers.
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