| 摘要 |
A discoloration contact lens is provided to immediately manage the lens by changing the color of the lens by feeling the dramatic fatigue of eyeball. A thermo chromic dye(100) includes a thermo chromic color element as the main materials. The thermo chromic color element is comprised of an electronic donating organic compound, an electron accepting compound, and alcohols. The electron accepting compound comprises the propyl gallate. The alcohols comprises the N-octyl alcohol (-40°C), the N-dectylalcohol (-13°C), the N- lauryl alcohol (16°C), the N- myristyl alcohol (35°C), the N-cetyl alcohol (45°C), the N-stearyl alcohol (53°C) etc according to the variable color temperature.
|
