C - Chemistry – Metallurgy – 09 – J
Patent
C - Chemistry, Metallurgy
09
J
C09J 7/02 (2006.01) C08J 3/12 (2006.01) C09J 9/00 (2006.01) G03G 9/093 (2006.01)
Patent
CA 2157891
The present invention provides pressure-sensitive adhesive beads that comprise a tacky pressure-sensitive adhesive core and a non-tacky shell material that surrounds the core wherein the beads are capable of being positioned via magnetic means. The present invention also provides method(s) of preparing adhesive coated substrates using pressure-sensitive adhesive bead(s) that are magnetically responsive, electrostatically responsive or both by using magnetic forces, electrostatic forces or both.
Callahan Joseph P. Jr.
Enanoza Rudyard M.
Groess Michael S.
Weigel Mark D.
Minnesota Mining And Manufacturing Company
Smart & Biggar
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