Neven Lang

METHOD FOR THE PRODUCTION OF CRUDE TRIOXANE

Process for preparing polyoxymethylene homopolymers or copolymers by homopolymerization or copolymerization of trioxane, starting from methanol

Method for separating tioxane from a trioxane/formaldehyde/water mixture by means of pressure change rectification

INTEGRATED METHOD FOR PRODUCING TRIOXANE FROM FORMALDEHYDE

METHOD FOR PRODUCING CYCLIC FORMALDEHYDE DERIVATIVES FROM POLYOXY DIALKYL ETHERS

METHOD FOR PRODUCING TRIOXANE FROM TRIOXYMETHYLENE GLYCOL DIMETHYL ETHER

Method for separating trioxane from a trioxane/formaldehyde/water mixture by means of pressure change rectification

Integrated method for the preparation of trioxane from formaldehyde

Process for Producing Trioxane and at Least One Comonomer

Integrated Method For the Production of Trioxane From Formaldehyde

Method for the production of dioxolane

Process for Preparing Polyoxymethtylene Homopolymers or Copolymers

Integrated Process For Preparing Trioxane From Formaldehyde

Trioxane production method wherein a side aqueous flow is deducted at a first distillation stage

Method for the Separation by Distillation of Pure Trioxane

Method for separating trioxane from a trioxane/formaldehyde/water mixture by means of pressure change rectification

Method for separating trioxane from a mixture containing trioxane, formaldehyde and water

Method for producing formaldehyde

Method for producing highly concentrated formaldehyde solution

Separation of liquid mixtures in a film evaporator

Production of high-concentration formaldehyde solutions

Method for preparing highly concentrated, gaseous formaldehydes