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רÀûÌâÄ¿£ºPreparation Process Of Polyhydroxycarboxylic Acid
רÀû·¢Ã÷ÈË£ºMasahiro Ohta£»Shoji Obuchi£»Yasunori Yoshida£¬all of Fukuoka£¬Japan
ÉêÇëÈË£ºMitsui Toatsu Chemicals£¬Inc.
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       Exemplary catalysts which can be used include zinc, tin, aluminum, magnesium and other metals; tin oxide, antimony oxide, zinc oxide,aluminum oxide, magnesium oxide,titanium oxide and other metal oxides; zinc chloride, stannous chloride, stannic chloride, stannous bromide,stannic bromide, antimony fluoride, magnesium chloride, aluminum chloride and other metal halogenide; sodium hydroxide, pottasium hydroxide, calcium hydroxide, ,,,,,,,,,,
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£¨1£©CaH2×÷Ϊ´ß»¯¼Á¡£¡°Synthesis, Characterization, and Hydrolytic Degradation of PLA/PEO/PLA Triblock Copolymers with Short Poly(L-lactic acid) Chains¡±. Macromolecules 1996, 29, 50-56.
£¨2£©CaH2×÷Ϊ´ß»¯¼Á¡£¡°Synthesis, Characterization, and Hydrolytic Degradation of PLA/PEO/PLA Triblock Copolymers with Long Poly(L-lactic acid) Blocks¡£Macromolecules 1996, 29, 57-62
£¨3£©¼×´¼¼Ø×÷Ϊ´ß»¯¼Á¡£Polymerization of L-dilactide and L,D-dilactide in the presence of potassium methoxide¡£Mukromol. Chem. 192, 2051-2057 (1991)
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