4. Synthetic resins or natural rubbers -- part of the class 520 ser
  5. Synthetic resins
  6. From carboxylic acid or derivative thereof

Han L. Chen

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Polyimide composition for polyimide/copper foil laminate

Stock material or miscellaneous articles – Composite – Of metal
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Polyimide composition for polyimide/copper foil laminate

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From carboxylic acid or derivative thereof
Patent

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Process for preparing high-adhesion and high-solubility poly (am

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From reactant having at least one -n=c=x group as well as...
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