One of the major reasons for studying chemical kinetics is to use measurements of the macroscopic properties of a system, COA of Formula: C11H7NO4, such as the rate of change in the concentration of reactants or products with time.In a article, mentioned the application of 17057-04-4, Name is 4-(2,5-Dioxo-2,5-dihydro-pyrrol-1-yl)-benzoicacid, molecular formula is C11H7NO4
P(N-Phenylmaleimide-Alt-Styrene) introduced with 4-carboxyl and its effect on the heat deflection temperature of nylon 6
P(N-phenylmaleimide-alt-styrene) (P(NPMI-alt-St)) and P(N-(4-carboxyphenyl)maleimidealt- styrene) (P(CPMI-alt-St)) were designed and synthesized via free radical copolymerization. Fourier transform infrared spectroscopy (FT-IR), nuclear magnetic resonance spectroscopy (1H NMR and 13C NMR), gel permeation chromatography (GPC), and differential scanning calorimetry (DSC) were used to confirm the structure of P(NPMI-alt-St) and P(CPMI-alt-St). Next, the effect of P(CPMI-alt-St) on the heat deflection temperature (HDT) of nylon 6 was studied. In comparison to the PA6/P(NPMI-alt-St) blend, with the addition of 10 wt %, the HDT value of the PA6/P(CPMI-alt-St) blend increased by 15.7 C, and the glass transition temperature (Tg) by Dynamic mechanical analysis (DMA) increased 2.3 C. According to the analysis of DMA, dynamic viscosity, and the SEM of PA6 and its blends, P(CPMI-alt-St) promoted its compatibility with PA6, and promoted the storage modulus and dynamic viscosity of the blends. Thus, the introduction of 4-carboxyl can significantly improve the effect of P(CPMI-alt-St) on the heat resistance modification of nylon 6.
Sometimes chemists are able to propose two or more mechanisms that are consistent with the available data. COA of Formula: C11H7NO4, If a proposed mechanism predicts the wrong experimental rate law, however, the mechanism must be incorrect.Welcome to check out more blogs about 17057-04-4, in my other articles.
Reference£º
Pyrroline – Wikipedia,
1-Pyrroline | C4H7N – PubChem