Tao Su

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Nanning, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing lactic acid based polyurethane
- Patent number 5,380,813
- Issue date Jan 10, 1995
- Neste OY
- Jukka Seppala
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...