Coating processes – Coating remains adhesive or is intended to be made adhesive – Pressure sensitive adhesive
Patent
1989-04-03
1990-01-23
Pianalto, Bernard
Coating processes
Coating remains adhesive or is intended to be made adhesive
Pressure sensitive adhesive
427 541, 427333, B05D 510
Patent
active
048957380
ABSTRACT:
A pressure-sensitive adhesive tape comprising a plurality of superimposed layers, at least one outer layer being a pressure-sensitive adhesive layer, contiguous layer defining an interface therebetween, each of said layers comprising a photopolymerized matrix of polymeric chains; said polymeric chains extending from the matrix of one of said layers through said interface into the matrix of a contiguous layer; said polymeric chains comprising polymerized monomers having migrated from the matrix of each contiguous layer prior to polymerization, whereby said layers cannot be delaminated.
Johnson Gordon G.
Korpela Susan L.
Vernon Caroline L.
Zimmerman Patrick G.
Kirn Walter N.
Minnesota Mining and Manufacturing Company
Neaveill Darla P.
Pianalto Bernard
Sell Donald M.
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