The heat resistant poly(lactic acid) was studied, the structure and properties were characterized by FTIR, DSC, TG, X-ray diffraction, heat shrinkage and breakage strength.
Tanning mechanism of poly (methacrylic acid) to pigskin was studied by X-ray diffraction, its tanning results were compared with that tanned with poly (acrylic acid) tanning agents.
用x -射线衍射法研究了聚甲基丙烯酸对猪皮的鞣制机理，并对其与聚丙烯酸鞣剂的鞣制效果进行了比较。
3
The surface profiles, micro-morphologies and crystal quality of SSP ribbon and Poly-Si film were then investigated by the step profiler, XRD (X-ray Diffraction) and SEM (Scanning Electron Microscopy).