Nikita Fateev

3 Questions 3 Answers 0 Followers

Questions related from Nikita Fateev

Why the most of commercial ultrafiltration hollow fiber membranes for water treatment are based on polyethersulfone, not polysulfone?

Hello! Are there any scientific explanation that most of hollow fiber membrane manufacturers for water treatment prefers PES to PSU as main material? Are thee any important physical-chemical PES...

13 May 2021 9,303 8 View

What are the easiest ways to determine sieving coefficients of hemodialysis membrane?

Hello! I’d like to test the hollow fiber hemodialysis membrane (PSF/PVP) we’ve made in our lab. What are its main characteristics we should follow (like sieving coefficients of urea, albumin,...

05 June 2020 7,163 0 View

PEOT/PBT multi-block copolymer Polyactive solubility

Hello! What is the best solvent for Polyactivetm polymer (77 wt % of PEO (1500 g/mol) and 23 wt % of PBT)? I should make at least 3 wt.% solution to cover PSF support. So the solvents shouldn't...

29 June 2017 2,339 1 View