Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From carboxylic acid or derivative thereof
Inventor
active
Poly(trimethylene-ethylene ether) glycols
Processes for reducing color in polytrimethylene ether...
Processes for removal of color bodies from polytrimethylene...
Removal of color bodies from polytrimethylene ether glycol...
Titanium-containing catalyst composition and processes therefor
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