Compounds formed by the joining of smaller, usually repeating, units linked by covalent bonds. These compounds often form large macromolecules... | Contact experts in Polymers to get answers
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Questions related to Polymers
I am calculating mechanical properties (Elastic modulus, adhesion and deformation) of soft polymers, I want to know either any relationship exist between elastic modulus and adhesion/deformation?...
22 December 2020 1,974 3 View
I have already tried to prepare a solution of Titanium isopropoxide 0.1 M, by diluting it with dionized water, but it causes the hydrolysis of titanium isopropoxide. I know that Titanium...
21 December 2020 663 3 View
An impurity formation observed up on storage of mPEG DBCO. Can any one suggest additives to make it stable...also best reaction conditions for preparation of DBCO mPEG from DBCO NHS and mPEG amine
08 December 2020 272 2 View
Hi, I am culturing mammalian cells and would like to measure the glucose uptake. I have tried the LC-MS method. I am also aware of the GC-MS method using derivatization. But I am wondering if...
06 December 2020 8,421 10 View
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01 December 2020 1,148 5 View
I am looking for a way to make holes, close to 500 micron in diameter, through a 4" Silicon(100) wafer (525 micron thick) for microfluidic applications and was wondering if metal-assisted chemical...
27 November 2020 1,563 5 View
Does the surface of TiO2 contain OH group that can react with isocyanate? This TiO2 pigment is dispersed in the polyester dissolved in organic solvent. I want to know if TiO2 interrupts the...
27 November 2020 7,526 5 View
I am looking for polymers/biopolymers with high hydrophobicity and high gas permeability. Can any one recommend any types of polymers/biopolymers?
26 November 2020 6,012 3 View
I am doing nanoindentation experiments on the Polymer microsphere. Each Polymer microsphere has a unique porous microstructure organization and size hence fix the value of indentation is not...
23 November 2020 3,049 3 View
I need to know if I can use GROMACS instead of LAMMPS for my undergraduate thesis wherein I will generate phase diagrams of copolymers using FTS. Thank you so much!
23 November 2020 3,858 3 View
Diffusion coefficient of filled polymers are experimentally determined by standard water immersion test (ASTM D570). This will enable us to determine percentage increase in weight with respect to...
16 November 2020 9,890 4 View
Hello, I'm biologist and currently working on MIP. I wanted to know is there any literature that mention the influence of monomer structure (for example size of molecule) on MIP selectivity and...
28 October 2020 1,677 6 View
I need to synthesis CAB/PMMA polymer blend. Please tell me how to do it.
20 October 2020 9,946 3 View
Dear colleagues! Recently I tried to dissolve commercially available samples of PAN precursors (acrylonitrile-methyl acrylate-itaconic acid terpolymers) in water solutions of sodium thiocyanate...
18 October 2020 6,229 4 View
I am planning to find out the rheology using cross model. But, firstly, I should generate a flow curve of polymers with the mentioned parameters and without any help of instruments (rheometer,...
16 October 2020 6,934 3 View
In most developing countries like Nigeria, low to medium-income earners consume packaged water coming from sachet water. Sachet water is made from LDPE. I am looking at each packaging holistically...
14 October 2020 5,157 3 View
Hi, my name is Rossana and I'm a PhD student in Bioengineering. I'm running into the topic of enzymatic PEGylation, but one of my biggest concern is: once you have designed your experiment and...
14 October 2020 5,157 4 View
For those who are experts or familiar with performing exergy analysis using Aspen Plus. Can you please explain to me the methodology or tool used by the authors in the article below to perform...
10 October 2020 5,800 7 View
I am interested to study the interactions of synthetic polymers (formed by radical polymerizations) and their interactions with various types of nanoparticles/ligands. Unfortunaley I couldnt...
27 September 2020 8,751 4 View
Hi, I am interested in non-biological recognition elements for bacterial sensors. I am aware of molecularly imprinted polymers but I do not seem to find many other alternatives. I know that many...
19 September 2020 6,012 3 View
I am doing RSM and the results gave a low R-square model (both full quadratic and reduced model) but the lack-of-fit P-value is high (>0.05) how is it that R-square says the model does not fit...
15 September 2020 1,044 3 View
Hello everyone, presently, I am working on crystalline properties of some polymers with respect to their individual treatments using X-Ray Diffraction (XRD). Is there any software which can give...
09 September 2020 1,309 5 View
Hi there. I've been having a puzzle explaining the experimental results with the citrate anions and PEG modified polyacrylamide: According to the experimental data there is a hydrogel swelling...
09 September 2020 7,442 3 View
Chlorine, a component of PVC polymers, acts like a halogen-based flame retardant agent in the event of fire.
08 September 2020 5,550 6 View