Synthesis and characterization of novel triptycene dianhydrides and polyimides of intrinsic microporosity based on 3,3ʹ-dimethylnaphthidine

Polymer ◽  
2016 ◽  
Vol 101 ◽  
pp. 225-232 ◽  
Author(s):  
Bader Ghanem ◽  
Fahd Alghunaimi ◽  
Xiaohua Ma ◽  
Nasser Alaslai ◽  
Ingo Pinnau
Carbon ◽  
2016 ◽  
Vol 102 ◽  
pp. 357-366 ◽  
Author(s):  
Yuyoung Shin ◽  
Eric Prestat ◽  
Kai-Ge Zhou ◽  
Patricia Gorgojo ◽  
Khalid Althumayri ◽  
...  

Polymer ◽  
2017 ◽  
Vol 122 ◽  
pp. 200-207 ◽  
Author(s):  
Bassam Alameddine ◽  
Suchetha Shetty ◽  
Noorullah Baig ◽  
Saleh Al-Mousawi ◽  
Fakhreia Al-Sagheer

RSC Advances ◽  
2016 ◽  
Vol 6 (74) ◽  
pp. 70320-70325 ◽  
Author(s):  
Kyuchul Lee ◽  
Jun Woo Jeon ◽  
Bo Mi Maeng ◽  
Kang Moo Huh ◽  
Jong Chan Won ◽  
...  

A new non-ladder-type polyethersulfone-type PIM that incorporated a linear sulfone moiety was synthesized.


1996 ◽  
Vol 61 (10) ◽  
pp. 3572-3572
Author(s):  
Lawrence T. Scott ◽  
Atena Necula

2018 ◽  
Vol 2 (1) ◽  
pp. 7
Author(s):  
S Chirino ◽  
Jaime Diaz ◽  
N Monteblanco ◽  
E Valderrama

The synthesis and characterization of Ti and TiN thin films of different thicknesses was carried out on a martensitic stainless steel AISI 410 substrate used for tool manufacturing. The mechanical parameters between the interacting surfaces such as thickness, adhesion and hardness were measured. By means of the scanning electron microscope (SEM) the superficial morphology of the Ti/TiN interface was observed, finding that the growth was of columnar grains and by means of EDAX the existence of titanium was verified.  Using X-ray diffraction (XRD) it was possible to observe the presence of residual stresses (~ -3.1 GPa) due to the different crystalline phases in the coating. Under X-ray photoemission spectroscopy (XPS) it was possible to observe the molecular chemical composition of the coating surface, being Ti-N, Ti-N-O and Ti-O the predominant ones.


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