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

Johannes A. L. Brouwers

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Method for polymerizing pyrrolidone with preheating of catalyst

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

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Preparation of poly-2-pyrrolidone with N-(2-caprolactim)-caprola

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 the preparation of hydroxylammonium

Chemistry of inorganic compounds – Nitrogen or compound thereof – Oxygen containing
Reexamination Certificate

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Process for treating an aqueous medium containing...

Organic compounds -- part of the class 532-570 series – Organic compounds – Amino nitrogen containing
Reexamination Certificate

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Two stage procedure for the preparation of polypyrrolidone

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

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Profile ID: LFUS-PAI-P-349512

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