4. Chemistry of inorganic compounds
  5. Carbon or compound thereof
  6. Oxygen containing

Dairen Chemical Corporation

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Catalyst for preparing lactone and a method for preparing...

Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
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Catalytic oxacylation vapor phase process

Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters
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Method for preparing lactam

Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
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Method for preparing polyether polyol and copolymer thereof

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From heterocyclic reactant containing as ring atoms oxygen,...
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Modified polyester fiber and process for producing the same

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From carboxylic acid or derivative thereof
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Profile ID: LFUS-PAI-P-675181

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