Removable pressure sensitive adhesives with plasticizer resistance properties
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United States of America Patent
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app pub date -
Mar 30, 2004
filing date -
Mar 31, 2003
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Abandoned
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Abstract
A removable, plasticizer resistant pressure sensitive composition that is particularly useful for PSA applications on plasticizer containing vinyl films is provided. The pressure sensitive adhesive comprises: (a) at least one hydrophobic monomer, (b) about 0.2 to about 10 wt. % of at least one hydrophilic monomer; (c) about 1 to about 40 wt. % of one partially hydrophilic monomer (d) an effective amount of a crosslinker selected from diallyl maleate or a compound represented by the formula (I): (I), wherein R is selected from hydrogen, methyl, or ethyl, and R' is selected from vinyl, allyl, or methallyl; wherein the pressure sensitive adhesive does not contain a plasticizer.
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