Polymer

RadonPy PI554, polythioether amorphous MD model

Open RadonPy computational screening card for a polythioether repeat unit with available amorphous-state physical, thermal, mechanical, dielectric, and optical predictions.

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Properties
Physical
Property Value Unit
Density 1238.118081 kg/m^3
Thermal
Property Value Unit
Specific heat capacity, cp 2505.332066 J/kg/K
Specific heat capacity, cv 2288.514699 J/kg/K
Volumetric thermal expansion coefficient 0.000564512 1/K
Linear thermal expansion coefficient 0.000188171 1/K
Thermal conductivity 0.150655425 W/m/K
Thermal diffusivity 4.86e-08 m^2/s
Mechanical
Property Value Unit
Bulk modulus 2.734301393 GPa
Isentropic bulk modulus 2.989984895 GPa
Electrical
Property Value Unit
Static dielectric constant, dipole-fluctuation term 2.122762359 -
Static dielectric constant, electronic-corrected 3.650513952 -
Identity
Property Value Unit
Repeat-unit SMILES *CCCSS* -
RadonPy polymer class 8: polythioether -
Model
Property Value Unit
Number-average molecular mass 9589.42 g/mol
Degree of polymerization 90 -
Optical
Property Value Unit
Refractive index 1.589890127 -
Units
Condition
Condition
amorphous homopolymer computational model
Product form
periodic molecular-dynamics cell
Thickness / diameter range
Not applicable to the computational cell.
Test direction
Bulk isotropic modeled response.
Processing route
RadonPy automated all-atom classical molecular-dynamics workflow.
Temperature range
300 ... 300 K
Notes
Classical MD screening result, not a measured grade datasheet. The method paper reports property-dependent bias/correlation limitations; additives, crystallinity, cure, aging, processing, and commercial-grade variation are not represented.
Standards

No material standards linked.

Record status
Category
Polymer
Unit system
Common SI