Polymers and Temperature – A Hot Relationship
Polymers and Temperature – A Hot Relationship
For each temperature, the polymer has a Newtonian viscosity plateau in the low shear rate range. Here, the shear rate is not high enough to lead to a ...
The Effects of Temperature | Plastics Technology
The polymers we work with follow the same principles as the body: the hotter the environment becomes, the less performance we can expect.
Thermal phase transitions of polymers - A102 - CKN Knowledge in ...
Heated beyond the melting temperature (Tm), the polymer transitions from a solid to a viscous liquid like behaviour that can flow. At this phase ...
Temperature Dependence of Plastics: The Glass Transition
As the temperature is increased, the polymer chains are further apart, there is more free volume and kinetic energy, and the molecules are more mobile and can ...
Polymer Glass Transition Temperature - Material Properties, Impact
For example, as the temperature rises, the mechanical strength of a polymer tends to decrease due to increased molecular motion. Relationship ...
Thermal Polymerization - an overview | ScienceDirect Topics
Thermal polymerization preparation process of g-C3N4 is fairly unstable, different degrees of polycondensation reaction can coexist in a wide temperature range, ...
Identification of the Temperature Dependence of the Thermal ... - MDPI
It is known that temperature changes significantly affect the thermomechanical properties of polymers [4,5]. At the same time, when thermal relaxation ...
Melting point, crystallization, and glass transition in polymers - Linseis
If the melt is cooled down quickly, the glass transition temperature is higher. With an infinitely slow cooling, there is no glass transition, since no ...
The Importance of Understanding Heat Resistance Polymers for ...
Polymers that resist heat are special materials made to stay strong and effective when it's very hot.
Cold, warm, and hot programming of shape memory polymers
The recovery process of cold-programmed materials involves two processes: a slower recovery process taking place at temperatures below the glass ...
Competing Effects of Temperature and Polymer Concentration on ...
It has been demonstrated that a rise in the temperature leads to an evolution of attraction in the system, which interestingly diminishes on increasing the ...
Effect of temperature and crystallinity on the thermal conductivity of ...
From the perspective of the user environment of thermally conductive polymers, the polymers usually need to be used within a certain temperature ...
Glass Transition Temperature (Tg) of Polymers - Protolabs
Glass transition temperature (Tg) affects polymer moldability and characteristics such as tensile strength, modulus elasticity, and transparency.
Thermal Transport in Polymers: A Review | J. Heat Transfer
In polymer fiber studies, polyethylene (PE) is the most researched material, which stands out to be one of the most promising polymers to attain ...
Pyrolysis of some polyvinyl polymers at temperatures up to 1,200 °C
In these investigations the heating of the materials has oHen been accomplished by means of an electric arc or by a stream of hot gas. However, in most of.
Relationship between Glass Transition Temperature and ...
For systems polymerized at temperatures closer to their maximum glass transition temperature, i.e., where Tcure ≥ Tgmax − Tg1/2width, the ...
Glass transition temperature prediction of polymers through the ...
These coefficients were then used to calculate the glass transition temperatures of each polymer in the test set via Equation (1). For each polymer in this test ...
Hot spot and temperature analysis of shocked hydrocarbon polymer ...
Here, we have measured the local temperature during void collapse to investigate the formation of hot spots and their relationship to polymer dissociation in ...
Strain-Frequency-Temperature Relationships in Polymers
The strain dependence of polymers has been observed to be related to the time-temperature dependence. The paper shows the analytical and empirical.
Hot spot and temperature analysis of shocked hydrocarbon polymer ...
We extended these results to include low-density polymer foams using nonequilibrium MD techniques and found good quantitative agreement with ...