Retroreflective inks

Stock material or miscellaneous articles – Structurally defined web or sheet – Discontinuous or differential coating – impregnation or bond

Reexamination Certificate

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Details

C428S313300, C428S313500, C428S313700, C428S313900, C106S031130, C106S031600, C106S031850, C427S487000, C427S508000

Reexamination Certificate

active

09889282

ABSTRACT:
The combination of ingredients, especially for use in the formulation of a one or two-pack retroreflective ink, comprising retroreflective elements, microbeads additional to said retroreflective elements and/or constituting said retroreflective elements at least in part, binder chemicals for attaching the retroreflective elements and microbeads to a substrate to which the ink is to be applied, and a coupling agent for coupling the microbeads and cross-linking the binder chemicals, the coupling agent being unreactive until the printing process is carried out.

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Special Effects Projections Screens—3M Product Bulletin—Industrial Optics.
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