Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
Inventor
active
Copolymers based on vinyl ethers and monoethylenically unsaturat
Copolymers of carboxylic acids and quaternary ammonium...
Preparation for oral hygiene
Preparation for oral hygiene
Preparation of copolymers of monoalkyl maleates and vinyl alkyl
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