iPP...

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iPP 分子の分子内ポテンシャルエネルギーの最も低い 分子構造(コンフォメーション). trans - gauche + - trans - gauche + ・・・. 3/1 helix (R). 3/1 helix (L). trans - gauche - - trans - gauche - ・・・. C. R. CH. d. 3. L. u. R. L. u. d. iPP 分子の結晶状態での4つのコンフォメーション. b. crystal system space group a [Å] b [Å] c [Å] β [°] - PowerPoint PPT Presentation

Transcript of iPP...

  • iPPtransgauchetransgauche 3/1 helix (R)transgauche-transgauche- 3/1 helix (L)

  • iPP

  • a1a2iPPa1a2Table Crystal systems and lattice parameters of iPP in the a1 and a2 phases.

  • iPPaXa2 richa1 rich

  • iPPa1a2

  • II. iPP: iPP110C 2 h120C 2 h130C 4 h135C 24 h140C 24 h145C 24 h150C 288 h

  • XDIP220(18 kW40 kV 250 mAX Cu-K1.0/1.0mm170 mm1800 s(30 min1mm

  • iPPXMw = 58,700Mn = 14,700Mw/Mn = 4.0[mmmm]=98.4

  • XBraggBraggIII. X

  • XX

  • BraggBraggXPseudo-Voigt

  • Mw = 58,700Mn = 14,700Mw/Mn = 4.0[mmmm]=98.4

  • IobsIcorLPRI

  • or

  • Bragg2a1a2a2W a2Rietveld, etc

  • Hikosaka-SetoM. Hikosaka and T. Seto, Polymer Journal, 5, 111-127 (1973).order domain eduction modelLextinctionh + k = evenh + k = oddL-1L-1L-1l-1

  • h + k = evenh + k= odd+ superlattice ?

  • Fhkl:hkl

  • a2IV. Mw = 58,700Mn = 14,700Mw/Mn = 4.0[mmmm]=98.4