Louxiang Wang

4 Questions 4 Answers 0 Followers

Questions related from Louxiang Wang

How do you get the HLB value of polyvinyl alcohol (PVA1788) and Polyvinylpyrrolidone (PVPK30)?

Is there any form to get the HLB value of polymer? Thanks in advance.

09 September 2014 4,585 4 View

How does one increase the noise-signal ratio of SXRD results of lamellar liquid crystal?

Please find our SXRD results of five lamellar liquid crystal. The sample was placed on the glass stage. A very strong peak happens at around 0.5 degree which makes our signal from sample (around...

08 August 2014 4,955 4 View

How can you control the size of graphene?

Graphene was Hydrothermally synthesized in our lab, a size of a micron was obtained. How can we get graphene in nano size?

06 June 2014 4,167 0 View

How to get the purity of a compound synthesized in lab?

We have got beautiful NMR spectrum, and no unexpected peak was found, but we need to know the quantitative purity

09 September 2013 7,823 2 View