Polymer blends
AssigneeMassachusetts Institute of Technology
InventorsAlonso R. Ramos, Robert E. Cohen
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Abstract
Homogeneous blends are provided comprising a diblock copolymer of isoprene and butadiene and a homopolymer constituent which is polyisoprene, polybutadiene or mixtures of polyisoprene and polybutadiene.
Claims4
A homogeneous composition comprising a diblock copolymer of isoprene and butadiene, and a homopolymer constituent selected from the group consisting of polyisoprene, polybutadiene and mixtures thereof wherein the average molecular weight of the homopolymer constituent is within the range of about 50 to 1000% of the average molecular weight of the corresponding polyisoprene or polybutadiene chain of the diblock copolymer.
Dependencies are inferred from the claim text.