Olli-Pekka Lehtinen

4 Questions 12 Answers 0 Followers

Questions related from Olli-Pekka Lehtinen

Are free fatty acids more hydrophilic than vegetable oils (triglycerides)?

I am wondering if I can use the dielectric constants to evaluate the hydrophilicity of compounds? According to below article the dielectric constants of fatty acids are lower than triglycerides,...

22 March 2016 3,840 5 View

What is the degradation temperature of phosphatidyl choline (lecithin)?

Can the molecule bear high temperatures eg. 100 degrees celcius?

16 October 2015 10,107 7 View

What is a good laboratory scale disperser to create w/o-emulsion?

I have already used a IKA ultra turrax T25 but the problem is that it creates a lot of air bubbles in the sample that may interfere with the water droplets. Second difficulty is that my sample...

12 March 2015 7,137 5 View

Does the interfacial area affect critical micelle concentration (cmc)?

Hello. I haven't found much information about the effect of interfacial area on cmc. For example, If I decrease the droplet size of the colloidal w/o-emulsion which leads to a higher interfacial...

03 March 2015 3,579 8 View