Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Processes of preparing a desired or intentional composition...
Inventor
active
Benzoxazine polymer composition
Binders for cores and molds
Bisphenol-containing resin coating articles and methods of using
Bisphenol-containing resin coating articles and methods of using
Compositions for foundry molding processes utilizing reclaimed s
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