Nima Jafari

6 Questions 5 Answers 0 Followers

Questions related from Nima Jafari

What is the reaction condition for the reaction between Aluminium hydroxide and Sulfuric acid?

Im trying to do the reaction between Al(OH)3 and H2SO4 in the lab but at room temperature up to 70°C almost nothing happens. any idea?

04 February 2025 1,640 1 View

How to synthesis sodium polyacrylate solution?

I want to synthesis sodium polyacrylate 40% solution in water in order to use it as dispersing agent for CaCO3. i have acrylic acid, NaOH and potassium persulfate as initiator. any one can help me...

19 June 2023 3,304 0 View

How to prepare spin finish oil for Polyester POY yarn?

I want to synthesize a spin finish formulation for POY polyester yarn. please give me your recommendation for lubricant (synthetic base), anti static, emulsifier and anti oxidant agent. thank you

07 October 2022 2,110 0 View

How can I determine if a powder sample which i have, has any ferrous sulfate in it?

I have a powder sample which its color is near to the color of ferrous sulfate. I want to determine qualitatively if there is any ferrous sulfate in that.

24 January 2018 1,256 2 View

What is the approximate melting temperature of nano silver?

Please tell the approximate temperature and the reason why it differs from the silver powder in micro scale

08 June 2015 1,884 8 View

How do I eliminate Silane odor from PE resin?

We want to produce PEX granule using Silane grafting method.However our final sample has an undesirable odor of silane. any idea how to reduce or totally eliminate that odor from the sample?

27 May 2015 8,229 5 View