Small cell foams containing a modified dense star polymer or dendrimer as a nucleating agent

Patent · Sun Jan 01 00:00:00 EST 1995

OSTI ID:869765

Hedstrand, David M ^[1]; Tomalia, Donald A ^[1]

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1. Midland, MI

A small cell foam having a modified dense star polymer or dendrimer is described. This modified dense star polymer or dendrimer has a highly branched interior of one monomeric composition and an exterior structure of a different monomeric composition capable of providing a hydrophobic outer shell and a particle diameter of from about 5 to about 1,000 nm with a matrix polymer.

• Research Organization: Lawrence Livermore National Laboratory (LLNL), Livermore, CA (United States)
• DOE Contract Number: W-7405-ENG-48
• Assignee: Dow Chemical Company (Midland, MI)
• Patent Number(s): US 5393797
• OSTI ID: 869765
• Country of Publication: United States
• Language: English

Related Subjects

cell
foams
containing
modified
dense
star
polymer
dendrimer
nucleating
agent
foam
described
highly
branched
interior
monomeric
composition
exterior
structure
capable
providing
hydrophobic
outer
shell
particle
diameter
000
nm
matrix
cell foam
modified dense
outer shell
dense star
cell foams
star polymer
hydrophobic outer
composition capable
particle diameter
highly branched
nucleating agent
branched interior
matrix polymer
/521/528/