Polymer Chemists' Network | Contact experts in Polymer Chemistry to get answers
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Questions related to Polymer Chemistry
what are the applications of Epoxy resin when used as matrix in any Fiber reinforced composites?
24 January 2022 1,145 4 View
Hello everyone, I am trying to generate charmm force field parameters of several antiviral molecules to be used with lammps, I have tried Charmm_GUI but it is not working for some reason , Is...
23 January 2022 227 3 View
I need to do an experiment to examine the heart structure of an aquatic organism, to study the flow of blood through the heart. In the meantime, I need to study whether there are structurally...
21 January 2022 7,348 4 View
We have isolated linalool and examine by UV , But UV is not satisfactory. if any body is working in the same field i need the real time spectra .....you cooperation is highly appreciated.
18 January 2022 1,337 3 View
The polymer is poorly dispersed in water
18 January 2022 6,367 3 View
Dear colleagues I have synthesized ZnO from Zn Plate using fiber laser using liquid laser ablation but it has shown no antibacterial activity could anyone suggest how to solve such a...
17 January 2022 4,996 3 View
MgFe2O4 ,ZnFe2O4
16 January 2022 9,353 3 View
High vacuum is not measured and the system shows the error "0d9f: filament in ion gauge consumed". Both filaments in ion source have been changed by new ones and the ion sorce have been cleaned....
14 January 2022 2,302 2 View
How can I prepare Trimethylolpropane trimethacrylate (TMPTMA)? I know that I have to start with Trimethylol propane (TMP) and methacrylic acid (MAA) in 1:3 but I don't know the right condition to...
12 January 2022 9,066 3 View
How can I dissolve PVP in non polar solvent like hexane or toluene?
06 January 2022 5,396 5 View
During preparation and even after the preparation of magnetite nanoparticles, the color of the prepared NPs is black. But thereafter it gradually changes to brownish even when sample is subjected...
03 January 2022 7,836 1 View
I make acrylic based copolymers and need to degas the monomers bevor polymerisation. At the moment i use low athmospheric pressure with ultrasonic.
03 January 2022 4,387 11 View
I looking for someone who can collaborate with me in Zetapotential results.
30 December 2021 4,245 3 View
I want to learn the Particle in cell (PIC) simulation method for electron acceleration via laser plasma interaction. What will the best approach/application for the same?
22 December 2021 9,867 1 View
Is anyone have an Idea to enhance the chitosan solubility in alcohol Such a 1-Propanol I tried to use propanol/butanediol (2-1), and this mixture can be used up to 70% with pH under 4, but still,...
14 December 2021 4,866 3 View
Hello fellow researchers. I want to assess the antimicrobial activity of few fungal isolates. Given that I have douzens of isolates, that cannot all be tested, and that I have not performed the...
14 December 2021 3,610 8 View
acrylic acid is stabilise with an inhibitor. I want to know if I can use it directly otherwise how do I remove it so that it doesn't interfere with the polymerisation?
03 December 2021 5,861 10 View
I am trying to determine the total flavonoids content of plant extracts using the aluminium chloride method. Protocol below. With this protocol I only get an estimate of the flavonoids with an...
02 December 2021 5,199 4 View
we don't have a UV photolithography system. But we have a 405nm direct laser writer But we are not able to pattern SU8 of thickness 20 microns, even by using multiple exposures. Is there any way...
26 November 2021 1,406 7 View
The sample was subjected to centrifugatiin at 9500 rpm for 10 min before being subjected to analysis through a UV spectro Attached is the screen shot for the same with the bottom most spectra for...
25 November 2021 3,885 6 View
I am dealing with a natural log equation. The equation is ln(1-c) where c is the concentration that varies from 0 to 1. In the transport of diluted species physics i have given the initial value...
22 November 2021 5,911 2 View
I am trying to synthesis a non-covalent, bulk molecularly imprinted polymer by using precipitation method. Organochloride pesticide was chosen as template and MAA as functional monomer along with...
19 November 2021 4,223 4 View
I want to prepare a 1M NH4H2PO4 solution with pH10. I used NH4OH solution to adjust the pH. However, when the pH is over 9.0, precipitation occurred. How can I solve this problem?
12 November 2021 8,508 1 View
I am using Cu as a current collector and Li-Metal (200um) as a counter electrode. Current collector (Cu) area is 1.326cm2. How to calculate the current value and 1mAh/cm2 @ 0.5mA/cm2?
11 November 2021 9,777 0 View