Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
Inventor
active
Catalyst for ethylene polymerization, preparation thereof,...
Catalyst for polymerization of ethylene, preparation thereof...
High activity solid catalyst for producing low-, medium-,...
Main catalyst component for olefin polymerization, a process...
Solid main catalyst component for ethylene polymerization, a...
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