Nafise Forghani

4 Questions 6 Answers 0 Followers

Questions related from Nafise Forghani

Why does the use of TEP in Polyurethane foam make the soft foam and less dense?

I use TEP (Triethyl phosphate ) in the flexible PU foam formulation. As the amount of TEP increases, the foam becomes softer and less dense. What is the reason?

10 May 2021 8,234 4 View

Why does the use of TEOS in polyurethane foam cause roughness and compaction of the foam?

I use TEOS (Tetraethyl orthosilicate ) in the flexible PU foam formulation. As the amount of TEOS increases, the foam becomes rougher and denser. What is the reason?

01 May 2021 9,555 2 View

How to make polyurethane polymer, including TDI and PEG, to produce hydrophilic polyurethane foam?

We are making polyurethane foam wound dressing and the amount of water absorption is very important. This foam is made of pre-polymer contains TDI and PEG.

25 August 2020 4,024 4 View

What do you suggest to increase the water absorption of flexible polyurethane foam ?

We are making polyurethane foam wound dressing and the amount of water absorption is very important. This foam is made of pre-polymer contains TDI and PEG.

25 August 2020 1,560 6 View