What are the manufactures of polymer containing carbon nano tubes ?

What is the best industrial method for manufacturing polymers containing carbon nano-tubes composites materials . if there is any existing companies dealing with such composites , please let me...

31 December 2018 9,817 3 View

What is the best way to deposit graphene sheets on the Cu sheet?

03 April 2016 6,848 6 View

Is there any difference between GNP and graphene ?

if there is a table shows their properties? thanks in advance

11 December 2014 3,754 4 View

Why was the melting temperature of PET in the second heating run (DSC) lower than that obtained from the first run?

Any idea please?

10 November 2014 639 5 View

What do dispersion and distribution of the filler into polymer matrix mean?

10 November 2014 5,355 9 View

What is the tensile modulus of CNTs and GNP?

10 November 2014 8,527 8 View

Why 120 c is usually used for the acid treatment of CNTs?

10 November 2014 7,320 3 View

Why two heating runs usually do in DSC , what is the difference ?

10 November 2014 7,341 5 View

What is the difference between quenching my PET or cooling it slowly?

10 November 2014 3,107 5 View

Why do carbon fillers do not affect the melting point of polymers?

Any help please?

10 November 2014 9,383 9 View

Polymer composites suddenly solidifies?

I am making polymer composite by solvent mixing method. When I am trying to add filler solution in polymer solution it quickly get solidified. How to make them then uinform? It doesn't give time...

03 March 2021 7,540 4 View

How the parameters (such as Mw, Chemical bonds, polymer bland and so on) affect the mechanic property of polymer (such as storage, loss modulus) ?

Anyone can recommend any books on such topics? Thanks in advance.

02 March 2021 8,457 2 View

How do I determine the degree of polymerization of PEG 400 based on NMR integration?

Hello, I am working on the photocatalytic degradation of PEG 400. I would like to know if it's possible to determine the degree on polymerization based on NMR integration, or by the MW of the...

02 March 2021 6,186 3 View

How to polymerize TEOS?

I want to polymerize TEOS on a surface. I know that NH4OH is a preferred catalyst and an alcoholic solvent should be used .But I can not find certain amounts of each material to use. Does any one...

02 March 2021 1,404 6 View

Why Austenite grains in steel show much more twinning than ferrite grains?

It is oftentimes said to be a distinctive metallographic trait that differentiates a fully austenitic and a fully felly ferritic steel without etching that might distinguish between two. Why...

02 March 2021 728 2 View

Can polymer concentrations be calculated based on the number average molecular weight?

Hello, I spin-cast two different polymers onto wafers and measure their height as a function of initial concentration. For polymer A, I have the weight-average molecular weight (Mw) as well as...

28 February 2021 7,882 2 View

POlymer+DMSO solution and moisture??

What could be the reason of moisture at the sides of Vial when I am preparing my polmyer+DMSO solution for membrane fabrication? What etiquettes I am possibly missing here?

28 February 2021 6,516 5 View

How to replicate the well conditions of a crystal hit with 20%(w/v) isopropanol?

I had a crystal hit in a well with 0.1M HEPEs pH 7.5, 10%(w/v) PEG 4000, and 20%(w/v) isopropanol. Why is isopropanol in w/v here if it's just solvent? How do I recreate this well condition?

25 February 2021 9,761 1 View

How to reduce residual stresses in MD simulation?

I am working on a preparation of representative polymeric structures of some popular polymers, such as polyimide or PTFE for MD simulation, during which a single nitrogen or oxygen atom will be...

24 February 2021 8,105 3 View

How to identify what type of fillers are in a polymer?

Hello everyone, I have some PHAs blended with fillers and nucleating agents, yet I don't know what kind of fillers or nucleating agents. The producer has shut down and there's no way to get in...

24 February 2021 1,356 8 View