Polymer blend containing a modified dense star polymer or dendrimer and a matrix polymer

U.S. Patent Number: 5393795

Abstract: Dense star polymers or dendrimers, modified by capping with a hydrophobic group capable of providing a hydrophobic outer shell, act as molecular nucleating agents in forming a polymer blend.

Inventors: Hedstrand; David M. (Midland, MI), Tomalia; Donald A. (Midland, MI)

Assignee: The Dow Chemical Company (Midland, MI)

Application Number: 08/259,089

Issued: 1995-02-28

Expired: 2007-02-28

Classes: 521/134 ; 521/139; 521/146; 521/149; 521/184; 521/79; 521/81

Field of search: 521/81,134,139,146,149,184

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