Primer coating for polyolefin-backed tapes
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United States of America Patent
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Apr 11, 2000
Issued Date -
N/A
app pub date -
Oct 31, 1997
filing date -
Oct 31, 1997
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A primer coating composition for use in polyolefin-backed pressure sensitive tape comprising a maleic anhydride modified chlorinated polyolefin covalently bonded to a maleic anhydride modified A-B-A block copolymer, where A is a thermoplastic polystyrene and B is a rubber midblock, by means of a crosslinking agent capable of reacting with the maleic anhydride functional groups in said polyolefin and said block copolymer a polyolefin-backed pressure sensitive tape employing the primer coating composition; and a method for manufacturing a polyolefin-backed pressure sensitive tape employing the primer coating composition are described.
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