Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
Inventor
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Blocky chlorinated polyolefins, process for making and use...
Carbon black-containing crosslinked polyethylene pipe having...
Crosslinked polyethylene pipe having a high density...
Flexible laminated plastic pipe having a chlorinated...
Halogen containing polymer compounds containing modified...
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