Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From phenol, phenol ether, or inorganic phenolate
Inventor
active
Lignin composition, method of producing the same and dispersing
Production of novel condensates comprising bisphenols and aromat
Production of novel condensates comprising bisphenols and aromat
Slump reduction-preventing agent and method for improving applic
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