Unhydrogenated block copolymer compositions

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United States of America Patent

PATENT NO 7858693
SERIAL NO

11388628

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Abstract

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The present invention relates to novel compositions comprising (a) anionic block copolymers having at least two blocks of a mono alkenyl arene and at least one block of a conjugated diene and mono alkenyl arene having a specific arrangement of the monomers in the copolymer block, and (b) tailored softening modifiers have a particular structure that results in a surprising improvement in properties for the composition. Also included are processes for the manufacturing such novel compositions and various end-uses and applications for such compositions.

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Patent Owner(s)

  • KRATON POLYMERS U.S. LLC

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Handlin, Dale L Jr Houston, US 20 364
Willis, Carl L Houston, US 102 3346
Wright, Kathryn J Katy, US 15 234

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