Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...
Reexamination Certificate
2006-02-21
2011-12-13
Gulakowski, Randy (Department: 1766)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Cellular products or processes of preparing a cellular...
C521S082000, C524S370000, C523S218000
Reexamination Certificate
active
08076380
ABSTRACT:
The present invention relates to a particulate expandable polystyrene (EPS) that can be processed into a foam with a fine cell structure and a low density and contains a material for increasing the thermal insulation value, to improve the thermal insulation value hereof. The present invention also relates to a method for the production of a particulate expandable polystyrene (EPS) and to a foam material based on polystyrene.
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Natural and Synthetic Zeolites Data Sheet. 1997. Reade Advanced Materials.
Gulakowski Randy
Negrelli Kara
Roberts & Roberts, LLP
Synbra Technology B.V.
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