Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymerizing in presence of inert solid masses so as to...
Inventor
active
Continuous manufacture of unsaturated polyesters
Continuous preparation of .epsilon.-caprolactam by Beckmann rear
Continuous preparation of nylon from aqueous salt solution in pr
Mixtures containing fine metallic silver particles on a neutral
Process for preparing polymers in powder form
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