Patent application number | Description | Published |
20100050298 | MUTANTS OF PHA SYNTHASE FROM PSEUDOMONAS SP. 6-19 AND METHOD FOR PREPARING LACTATE HOMOPOLYMER OR COPOLYMER USING THE SAME - The present invention relates to polyhydroxyalkanoate synthase (PHA synthase) mutant originated from | 02-25-2010 |
20100136637 | RECOMBINANT MICROORGANISM HAVING A PRODUCING ABILITY OF POLYLACTATE OR ITS COPOLYMERS AND METHOD FOR PREPARING POLYACTATE OR ITS COPOLYMERS USING THE SAME - Provided are a recombinant microorganism capable of producing polylactate (PLA) or hydroxyalkanoate-lactate copolymers and a method of preparing PLA or hydroxyalkanoate-lactate copolymers using the same. The recombinant microorganism has both a gene encoding a propionyl-CoA transferase from | 06-03-2010 |
20100222545 | COPOLYMER COMPRISING 4-HYDROXYBUTYRATE UNIT AND LACTATE UNIT AND ITS MANUFACTURING METHOD - The present invention relates to a copolymer comprising 4-hydroxybutyrate monomer unit and lactate monomer unit, a copolymer 4-hydroxybutyrate monomer unit, lactate monomer unit and 3-hydroxyalkanoate, or their preparing method. More specifically, the present invention relates to a method for preparing a copolymer comprising lactate monomer; 4-hydroxybutyrate monomer; and optionally 3-hydroxyalkanoate, wherein the method comprises culturing a cell or plant comprising the gene of enzyme converting lactate and 3-hydroxyalkanoate into lactyl-CoA and 3-hydroxyalkanoyl-CoA, respectively, phosphotransbutylase gene, butyrate kinase gene and polyhydroxyalkanoate synthase gene together, and the copolymer made by the method. The copolymer of the present invention is a biodegradable polymer being able to be usefully used instead of conventional synthetic plastic, and the copolymer can be used for medical use. | 09-02-2010 |
20110008855 | Recombinant Microorganism Capable Of Producing Polylactate Or Polylactate Copolymer From Sucrose And Method For Producing Polylactate Or Polylactate Copolymer From Sucrose Using The Same - Provided are a microorganism capable of producing a polylactate (PLA) or PLA copolymer from sucrose and a method of producing the PLA or PLA copolymer from sucrose using the same. A gene of an enzyme converting lactate into lactyl-CoA and a gene of a polyhydroxyalkanoate (PHA) synthase using lactyl-CoA as a substrate are introduced into a microorganism capable of using sucrose as a substrate, and the microorganism is cultured using sucrose as the substrate, thereby allowing efficient production of a PLA or PLA copolymer. | 01-13-2011 |
20110046339 | COPOLYMER CONTAINING 3-HYDROXYALKANOATE UNIT AND LACTATE UNIT, AND ITS MANUFACTURING METHOD - The present invention relates to a copolymer comprising 3-hydroxyalkanoate monomer unit and lactate monomer unit, or their preparing method. More specifically, the present invention relates to a method for preparing a copolymer comprising lactate monomer and 3-hydroxyalkanoate monomer, wherein the method comprises culturing a cell or plant comprising the gene of enzyme converting lactate and 3-hydroxyalkanoate into lactyl-CoA and 3-hydroxyalkanoyl-CoA, respectively, and polyhydroxyalkanoate synthase gene together, and the copolymer made by the method. The copolymer of the present invention is a biodegradable polymer being able to be usefully used instead of conventional synthetic plastic, and the copolymer can be used also for medical use. | 02-24-2011 |
20110177569 | MUTANT OF PROPIONYL-COA TRANSFERASE FROM CLOSTRIDIUM PROPIONICUM AND PREPARING METHOD FOR PLA OR PLA COPOLYMER USING THE SAME - Provided is a mutant of propionyl-CoA transferase from | 07-21-2011 |
20120045801 | RECOMBINANT RALSTONIA EUTROPHA CAPABLE OF PRODUCING POLYLACTIC ACID OR POLYLATIC ACID COMPOLYMER, AND METHOD FOR PRODUCING POLYLACTIC ACID OR POLYLATIC ACID COPOLYMER USING SAME - Provided are a recombinant | 02-23-2012 |
20140030774 | MUTANT OF PROPIONYL-COA TRANSFERASE FROM CLOSTRIDIUM PROPIONICUM AND PREPARING METHOD FOR PLA OR PLA COPOLYMER USING THE SAME - Provided is a mutant of propionyl-CoA transferase from | 01-30-2014 |
20140242650 | Recominant Ralstonia Eutropha Capable of Producing Polyactic and Acid or Polylatic Acid Polymer, and Method for Producing Polyactic Acid or Polylatic Acid Copolymer Using the Same - Provided are a recombinant | 08-28-2014 |
20150031098 | MUTANT OF PROPIONYL-COA TRANSFERASE FROM CLOSTRIDIUM PROPIONICUM AND PREPARING METHOD FOR PLA OR PLA COPOLYMER USING THE SAME - Provided is a mutant of propionyl-CoA transferase from | 01-29-2015 |