ARTICLES PREPARED FROM CERTAIN HYDROGENATED BLOCK COPOLYMERS
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United States of America Patent
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Issued Date -
Mar 4, 2010
app pub date -
Sep 3, 2008
filing date -
Sep 3, 2008
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Abandoned
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Abstract
is twice that of B, n is an integer between 2 and about 30, X is the residue of a coupling agent, and wherein prior to hydrogenation each A block is a mono alkenyl arene homopolymer block, each B block is a polymer block of at least one conjugated diene and each C block is a polymer block of (i) ethylene, (ii) alpha olefins of 3 to 10 carbon atoms; or (iii) monomers of 1,3-butadiene having a vinyl content less than 10 mol percent prior to hydrogenation. The block copolymer may be blended with at least one other polymer selected from the group consisting of olefin polymers, styrene polymers and amorphous resins.
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