Yüksek LisansAçık Erişim

The effect of ultrasound in water soluble polymeric materials

2013
0 görüntülenme
0 i̇ndirme
Danışman: Prof. Dr. Mevlüt Doğan

Özet (EN)

In this research, water-soluble Polidially dimethyl ammonium hydrochloride (poly-DADMAC) polymer solution is applied ultrasound, degradation of polymers in solution was investigated. A long chain polymer molecules of numerous monomers to resemble, referred to as polymer chain. Still subject of discussion is how to break the polymer chain scission, ultrasound cavitation caused by hydrodynamic forces the resulting due to the application is accepted. Ideally result of breaking the bonds between polymers or monomers does not occur in the side chain reactions. During the molecular weight is reduced breakage of chemical bonds, this reduction will not last forever. A molecular weight approaches and thereby limit polymer molecular weights are reduced. The change in molecular weight of the polymer solution viscosity changes. Polymer molecular weight and viscosity can be reduced in this way, so can be controlled. During the molecular weight of the chain breaking Ultrasonic theoretical models have been proposed to account for the change. Investigating measurement of molecular weight, molecular weight change over time due to its long-time experiments has been difficult to use sequential sampling technique. Researchers have developed the method of continuous monitoring due to difficulties in this change in molecular weight and viscosity in solution followed without any loss of volume. In this study, continuous tracking method by applying ultrasound to polymers in solution polymer molecular weights, thereby monitoring changes in viscosity compared with other known methods.

Yazar

Şahin Altan Gür

Bu Yayına Nasıl Atıf Yapılır

Şahin Altan Gür (Master Thesis). The effect of ultrasound in water soluble polymeric materials, 2013, Afyon Kocatepe University.

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