Thermodynamic characterization of separation phenomena at the polymer/alkyl-modified silica interface within glass-reinforced composites using thermogravimetric analysis. Part II

2001 ◽  
Vol 15 (5) ◽  
pp. 553-564 ◽  
Author(s):  
Hong Li ◽  
M. L. Myrick
1996 ◽  
Vol 8 (2) ◽  
pp. 301-305
Author(s):  
K D Patel

A novel epoxy resin, namely diglycidyl ether (DGE) of 2,4-dihydroxyacetophenone (i.e. resacetophenone, RAP) was prepared and characterized. The curing of DGE–RAP by various diamines was studied kinetically by differential scanning calorimetry (DSC). The cured neat products have been characterized by IR spectral studies and thermogravimetric analysis (TGA). The glass-reinforced composites based on such a novel epoxy resin–diamine system have also been prepared and characterized.


1993 ◽  
Vol 5 (4) ◽  
pp. 327-332
Author(s):  
J K Parekh ◽  
R G Patel

Thick films and glass-reinforced composites of the totuene 2,4-diisocyanate-based urethane derivative of the acrylated diglycidylether of bisphenol-A were prepared using various amines such as hexamethylene diamine (HMDA), 4,4'-methylene bis(2-chloroaniline) (MOCA), benzidine (Bz) and diaminodiphenylmethane (DDM) as curing agents. The characterization of these laminates and thick films included mechanical properties, dielectric properties and chemical resistance properties. It was observed that neat resin casts and laminates behaved as very good insulating materials and showed good resistance towards chemicals.


Author(s):  
Beatrix Huber ◽  
Klaus W. Richter ◽  
Hans Flandorfer ◽  
Adolf Mikula ◽  
Herbert Ipser

2020 ◽  
Vol 70 (12) ◽  
pp. 4594-4600

The purpose of this study was to characterize some types of biomass wastes resulted from different activities such as: agriculture, forestry and food industry using thermogravimetric and ICP-MS analyses. Also, it was optimized an ICP-MS method for the determination of As, Cd and Pb from biomass ash samples. The ICP-MS analysis revealed that the highest concentration of metals (As, Cd, Pb) was recorded in the wood waste ash sample, also the thermogravimetric analysis indicated that the highest amount of ash was obtained for the same sample (26.82%). The biomass wastes mentioned in this study are alternative recyclable materials, reusable as pellets and briquettes. Keywords: ash, biomass, ICP-MS, minor elements, TG


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