Pressure-Sensitive Adhesive for an Adhesive Tape and Use thereof in an Adhesive Tape
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United States of America Patent
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Issued Date -
Jan 23, 2014
app pub date -
Jul 19, 2013
filing date -
Jul 23, 2012
priority date (Note) -
Abandoned
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Abstract
The invention relates to a pressure-sensitive adhesive comprising at least 70 wt. % of a mixture of (i) block copolymers comprising a mixture of block copolymers having the structure I and II A′-B′, A-B-A, (A-B)n, (A-B)nX and/or (A-B-A)nX, where
- X is the residue of a coupling reagent,n is an integer between 2 and 10,A and A′ are each a polymer block of a vinylaromatic,B and B′ are each a polymer block formed from butadiene, a mixture of butadiene and isoprene and/or a mixture of butadiene and styrene andA and A′, and B and B′, may each be identical or different,(ii) at least one tackifier resin.
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