Nucleating agents for polyhydroxyalkanoates
作者： Michael Matthew Satkowski , James Terry Knapmeyer , David Patrick Kreuzer
DOI:
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摘要: The present invention provides a process for crystallizing polymer having at least 20 mole percent of hydroxyalkanoate repeat units, comprising admixing the and compound formula R1-C(O)N(R2)2, R1-C(O)NH-(R3)-NHC(O)-R1, R1-NHC(O)NH-(R3)-NHC(O)NH-R1, R1-NHC(O)-R2, R1-NHC(O)-(R3)-C(O)NH-R1, R1-C(O)NH-(R3)-C(O)NH-R1, R1-NHC(O)NH-(R3)-C(O)NH-R1, R1-NHC(O)NH-(R3)-NHC(O)-R1, or combination thereof, first temperature, which is from about 5°C to 15°C above melting point polymer; cooling second glass transition temperature compound. also composition thereof.
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