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US 7,067,674 B1Granted
Two-photon absorbing chromophores containing polymerizable olefinic groups
AssigneeThe United States of America as represented by the Secretary of the Air Force
InventorsRamamurthi Kannan, Loon-Seng Tan
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Abstract
Provided are chromophores of the formula: wherein R is an alkyl group having 1 to 20 carbon atoms, and Q is —(CH2)n—Br, and wherein n has a value of 2–6.
Claims6
A chromophore of the formula:
- wherein each R is an alkyl group having 1 to 20 carbon atoms and Q is
A chromophore of the formula:
- wherein each R is an alkyl group having 1 to 20 carbon atoms and Q is
- wherein n has a value of 2–6.
Dependencies are inferred from the claim text.