Blocked Leuco

Some articles on leuco, blocked:

Flexplay - Chemistry
... The reactive layer contains a polymer resin that acts as a carrier for a suitable leuco dye, which, upon contact with atmospheric oxygen, oxidizes to form an opaque or semi-o ... The leuco dye is prepared by chemical reduction using a suitable reducing agent ... to avoid the need for operating in inert atmosphere, the leuco dyes are further chemically modified to their blocked forms ...

Famous quotes containing the word blocked:

    And then—a Day as huge
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