Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Neil John Rogers0
Anthony Nicholas Jarvis0
Christopher Lamb0
Date of Patent
March 1, 2011
0Patent Application Number
123576710
Date Filed
January 22, 2009
0Patent Primary Examiner
Patent abstract
The present invention relates to thermoplastic material comprising polymer and at least one polychromic substance, wherein the polychromic substance is a functionalised diacetylene having the formula which has the general structure:X—C≡C—C≡C—Y—(CO)n-QZwherein X is H or alkyl, Y is a divalent alkylene group, Q is O, S or NR, R is H or alkyl, and Z is alkyl, and n is 0 or 1.
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