TY - SER AU - Tsujimoto, Takashi AU - Haza, Yoshimi AU - Yin, Yinan AU - Uyama, Hiroshi TI - Synthesis of Branched Poly(Lactic Acid) Bearing a Castor Oil Core and its Plasticization Effect on Poly(Lactic Acid) KW - Biomass Plastic KW - Branched Polymer KW - Castor Oil ER -