US Patent Application No: 2004/0197,545

Number of patents in Portfolio can not be more than 2000

Articles that include a polymer foam and method for preparing same

ALSO PUBLISHED AS: 7879441

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Abstract

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Polymer foam articles prepared by melt-mixing a polymer composition and a plurality of microspheres, at least one of which is an expandable polymeric microsphere, under process conditions, including temperature and shear rate, selected to form an expandable extrudable composition; and extruding the composition through a die.

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Patent Owner(s)

Patent OwnerAddressTotal Patents
3M INNOVATIVE PROPERTIES COMPANYST PAUL, MN7669

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Gehlsen, Mark D Eagan, MN 41 322
Momchilovich, Bradley S Stillwater, MN 19 187

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Patent Info (Count) # Cites Year
 
ZEPHYROS, INC. (5)
7,125,461 Activatable material for sealing, baffling or reinforcing and method of forming same 22 2003
7,199,165 Expandable material 30 2004
8,070,994 Panel structure 5 2005
7,521,093 Method of sealing an interface 12 2005
7,838,589 Sealant material 1 2007
 
BASF SE (1)
* 2012/0119,402 COMPOSITE COMPONENT COMPRISING A POLYMER PHASE AND A FOAMED PHASE, AND PROCESSES FOR PRODUCING THE SAME 1 2011
 
3M INNOVATIVE PROPERTIES COMPANY (1)
8,652,631 Polymer foams 0 2010
 
ARKEMA INC. (1)
7,514,480 Low level radiation treatment for improving polymer properties 1 2005
 
BAUER HOCKEY, INC. (1)
* 2012/0247,646 Epoxy Core With Expandable Microspheres 0 2012
* Cited By Examiner