Martin Wortmann

2 Questions 2 Answers 0 Followers

Questions related from Martin Wortmann

Why do H2O and CO2 have a special size to boiling point ratio?

I compare the diffusion coefficients of different substances in polymers. While D in glassy polymers tend to correlate better with the kinetic diameter (size dominates), rubberlike polymers tend...

07 July 2019 3,030 4 View

Is there a solution to the non-steady-state diffusion equation for a time- and distance-dependent diffusion coefficient?

Some context: A difunctional isocyanate diffuses into a solid surface of silicone rubber. Inside the silicone rubber, the isocyanate polymerizes with moisture to polyurea and changes its molecular...

02 February 2019 236 4 View