Zobrazeno 1 - 10
of 36
pro vyhledávání: '"Munehisa Yasuniwa"'
Autor:
Yuki Ikutake, Nao Tanizaki, Kiyoka Eda, Kouki Matsubara, Misato Dan, Yuji Koga, Munehisa Yasuniwa
Publikováno v:
Journal of Polymer Science Part A: Polymer Chemistry. 54:2536-2544
Autor:
Chihiro Terata, Yuji Koga, Hiromichi Sekine, Tatsuo Harada, Munehisa Yasuniwa, Kenji Yamatani, Misato Dan, Kouki Matsubara, Kiyoka Eda
Publikováno v:
Journal of Polymer Science Part A: Polymer Chemistry. 50:957-966
Ring-opening polymerization of D,L-lactide was stereoselectively achieved using newly designed aluminum alkoxide complexes as initiators. These half-SALEN aluminum complexes bearing tridentate nonchiral Schiff-base ligands are racemates, which provid
Publikováno v:
Polymer. 49:1943-1951
To clarify the melting behavior of poly( l -lactic acid) (PLLA), the wide-angle X-ray diffraction patterns of the isothermally crystallized PLLA samples (ICSs) were successively obtained during heating. We have already suggested the discrete change i
Publikováno v:
Polymer. 48:5398-5407
Effects of crystallization temperature and time on the melting behavior of poly( l -lactic acid) were studied with differential scanning calorimetry (DSC). The isothermal crystallization was performed at various temperatures (Tcs), and DSC melting cu
Autor:
Munehisa Yasuniwa, Yusuke Dan, Yoshinori Ono, Kazuhisa Takahashi, Koji Iura, Shinsuke Tsubakihara
Publikováno v:
Polymer. 47:7554-7563
The crystallization behavior of poly( l -lactic acid) was studied in the range of 80–160 °C. The peak crystallization time (τp) was defined and obtained from the crystallization isotherm measured with a differential scanning calorimeter (DSC). Is
Publikováno v:
Polymer. 46:8306-8312
Multiple melting behavior of poly(butylene-2,6-naphthalate) (PBN) was studied with X-ray analysis and differential scanning calorimetry (DSC). Double endothermic peaks L and H attributed to the α-form crystal modification, a small peak attributed to
Publikováno v:
Journal of Polymer Science Part B: Polymer Physics. 43:2039-2047
The multiple melting behavior of poly(butylene succinate) (PBSu) was studied with differential scanning calorimetry (DSC). Three different PBSu resins, with molecular weights (MWs) of 1.1 x 10 5 , 1.8 x 10 5 , and 2.5 x 10 5 , were isothermally cryst
Publikováno v:
Thermochimica Acta. 396:75-78
Melt-recrystallization in the heating process of poly(butylene naphthalate) (PBN) was studied with X-ray analysis and differential scanning calorimetry (DSC). DSC melting curve of an isothermally crystallized sample showed double endothermic peaks. W
Publikováno v:
Journal of Polymer Science Part B: Polymer Physics. 42:25-32
The melting and crystallization behavior of poly(L-lactic acid) (PLLA; weight-average molecular weight = 3 × 105) was studied with differential scanning calorimetry (DSC). DSC curves for PLLA samples were obtained at various cooling rates (CRs) from
Autor:
Munehisa Yasuniwa, Tadashi Satou
Publikováno v:
Journal of Polymer Science Part B: Polymer Physics. 40:2411-2420
The multiple melting behavior of poly(butylene succinate) (PBSu) was studied with differential scanning calorimetry (DSC). Three different PBSu resins, with molecular weights of 1.1 × 105, 1.8 × 105, and 2.5 × 105, were cooled from the melt (150