4. Synthetic resins or natural rubbers -- part of the class 520 ser
  5. Synthetic resins
  6. From sulfur-containing reactant

Robert W. Campbell

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Amorphous, optically clear polyamide from a bis(4-aminocyclohexy

Chemistry of carbon compounds – Miscellaneous organic carbon compounds
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Aromatic sulfide/sulfone polymer production

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From sulfur-containing reactant
Patent

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Aromatic sulfide/sulfone polymer production

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From sulfur-containing reactant
Patent

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Aromatic sulfide/sulfone polymer production

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From sulfur-containing reactant
Patent

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Aromatic sulfide/sulfone polymer production

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From sulfur-containing reactant
Patent

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