Photochromic Polymer and Composition Comprising Photochromic Polymer

Richard Evans (Inventor), Nino Malic (Inventor), Mark York (Inventor), Ali Abdelselam (Inventor), Jonathan Campbell (Inventor)

    Research output: Patent


    A photochromic polymer comprising at least one siloxane oligomer and at least two photochromic groups covalently linked to one or both terminuses of the siloxane oligomer and compositions containing photochromic siloxane polymers with narrow polydispersity. The photochromic polymer enhances switching speed in rigid host polymers.
    Original languageEnglish
    Patent numberUS8865029B2
    Filing date5/06/09
    Publication statusPublished - 2009


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