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Title of patent family (most common patent title) |
Family members |
Filing year |
---|---|---|
process for preparing a mixture of lactide derivatives | 28 | 2008 |
cleaning device for separating dilactide from substance mixtures, polymerisation device,… 🛈 | 26 | 2007 |
condensation and washing device, polymerisation device and method for cleaning process s… 🛈 | 25 | 2007 |
method for the production of polyester granules low in hydrolysis made of high-viscosity… 🛈 | 20 | 2007 |
method for producing aliphatic polyesters | 18 | 2011 |
method for separating volatile substances from material mixtures and device for producin… 🛈 | 18 | 2012 |
method for producing an aqueous solution of salts | 18 | 2011 |
process for preparing cyclic diesters, especially dilactide | 16 | 2012 |
reactor having a vertical condensation tube and method for the polymerization of polyami… 🛈 | 16 | 2013 |
quality test for polymerizable lactic acid and method for producing same | 16 | 2011 |