Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Cellular products or processes of preparing a cellular...
Inventor
active
Non-linear styrenic polymer compositions and articles prepared t
Polystyrene foam and a process for making the same
Polystyrene foam made with only carbon dioxide as a blowing agen
Polystyrene foam made with only carbon dioxide as a blowing agen
Process for producing thermoformable foam sheet using a...
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