What are the good solvents to dissolve Nylon-11?

I want to know the name of solvents other than Formic acid.

10 November 2019 2,477 1 View

Can anybody tell me some names of sublimation graded dielectric material which have high dielectric constant?

I want to make a thin film of dielectric material using thermal vapor deposition technique. So sublimation graded material is required for this purpose. If some one tell me it will be helpful to me.

08 September 2018 8,530 0 View

Is there any Electronegativity of a polymer material?

We know electronegativity is an atomic property. When we move to the broad context to a material (i.e. polymer) then can we calculate electronegativity of that material?

11 December 2017 6,075 5 View

What are the solvents for Hydroxypropyl cellulose to get fibre like structure by electrospinning?

I want to get a film of nano fibre by electrospinning method,I made that by using ethanol and water as solvent but failed to get. Except anhydrous ethanol/2-propanol what are suitable solvents for...

02 March 2017 1,254 0 View

Want to prepare uniform 250-300 nm PbS film on ITO, how can I get this?

I have to make a Schottky diode by using PbS as semiconductor and ITO as metal, for this purpose an uniform PbS film of thickness 250-300 nm is required. What should be the concentration of sample...

10 November 2016 998 1 View

What is multiple relaxation time?

10 November 2016 2,933 0 View

In ABO3 type materials what is the function of A cation?

07 August 2016 1,626 3 View

Is there any polarization before application of electric field in case of the materials belonging to ABX3 group?

We know after application of electric field if we remove field than a polarization remains which is remnant polarization. But is there any polarization which a material posses before application...

07 August 2016 6,458 4 View

Work function of a polymer

How can we measure work function of a polymer? As it has an important role for charge generation when the material comes in contact with metal/non-metal/polymer. So if anyone suggest me how to...

01 January 1970 5,184 3 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

What solvent can I used for Paal Knorr reaction between 6-amino hexanoic acid and 2.5 hexanedione?

I am try to make the Paal Knorr reaction between 2.5 hexnedione and 6-amino hexanoic acid, my problem is type of solvent to use, because 6-hexaminohexanoic acid is soluble in water but I am not...

02 March 2021 4,443 2 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

How can extract ciprofloxacin hydrochloride disolve in water er to organic solvent such as dichloromethan or any other solvent?

I need a procedure to extract the ciprofloxacin hydrochloride from aqueous solution by using dichloromethane in detail,. I thank you very much.

01 March 2021 4,306 1 View

How to separate water from glycerol solvent in a solvent recovery vacuum distillation column?

I am currently doing my third year design project. I have been assigned to design a glycerol recovery column in vinyl acetate monomer production. The process unit before the recovery column is an...

01 March 2021 9,525 4 View

What is the state of the drug inside solid lipid nanoparticles (SLNs)?

I am a little confuse with the mechanism of solid lipid nanoparticles (SLNs). The main point of encapsulating drugs into SLNs is because some drugs have low solubility in water. Therefore, SLNs...

01 March 2021 3,703 3 View

Why is the sum of the elements in a row in a Q matrix equal to zero?

When explaining substitution models, the substitutions are expressed as Q matrix. Why is the sum of the elements in a row zero?

28 February 2021 3,864 3 View

1 nm thick MgO thin-film to be deposited on Si wafer using thermal evaporation. What will be the optimum deposition conditions?

Favourable conditions of base pressure, rate of deposition. Also, by which characterisation technique to be used to verify the thickness of the deposited film.

28 February 2021 3,640 3 View

How to make fractions of chloroform extract of plant, using seperating funnel?

28 February 2021 8,466 2 View

Why am i not getting solid after reacting APTES with salicylaldehyde?

The reaction of APTES with salicylaldehyde in ethanol leads to the formation of imine compound yellow solid which is mention in literature, but I am not getting yellow solid I don't know why? when...

28 February 2021 2,955 2 View