Preparation and characterization of cross-linking PEG/MDI/PE copolymer as solid–solid phase change heat storage material

2007 ◽  
Vol 91 (9) ◽  
pp. 764-768 ◽  
Author(s):  
Wei-Dong Li ◽  
En-Yong Ding
2012 ◽  
Vol 182-183 ◽  
pp. 217-221 ◽  
Author(s):  
Ji Hu ◽  
Wan Hui Wang

A novel hyperbranched polyurethane solid-solid phase change heat storage material (HB-PUPCM) using hyperbranched polyester as chain extender was synthesized via a two-step process. Differential scanning calorimetry (DSC) and polarizing optical microscopy (POM) were performed to investigate the phase transition behaviors and crystalline morphology. The results indicated that the HB-PUPCM was a good polymeric solid-solid phase change heat storage material.


Author(s):  
Tsuyoshi TOTANI ◽  
Toshifumi SATOH ◽  
Masashi WAKITA ◽  
Harunori NAGATA

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