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Questions related from Manas Sarkar
I want to prepare hydrogel from Polyacrylamide(PAAM)water solution, without adding the Photoinitiator. Is it possible?
19 June 2020 7,788 0 View
I observed that many people mentioned 1,2,4 Trichloro Benzene(TCB) to dissolve PP. I tried to make PP solution using 1,2,4-Trichlorobenzene & 0.015 % BHT(Butylated hydroxytoluene). But once...
12 June 2020 4,726 0 View
I want to know, why the air bubble mixes with a polymer. Although we thoroughly dried the PET chips, but see a lot of air-bubble at the outlet with molten PET before the spinning plate. What is...
23 December 2019 6,352 2 View
I want to use high viscosity polyester for making filament for special textile applications. Is it possible to get a high viscous PET chip for filament grade? I like to know what is the difference...
16 December 2019 2,620 1 View
I heated C14-C16 based PCM materials at 142 Degree C for a few hours, I observed that carbon formed over the PCM materials. The boiling point of the PCM materials is around 310 Deg C. Anybody can...
21 October 2019 10,041 0 View
Anybody has studied on comfort property of PCM polyester fiber jacket against the dawn jacket at sub-zero temperature?
14 August 2017 8,567 0 View
Could you suggest me how to produce conductive nano or micro silicon. It will be more helpful, if silicon can be coated with graphene or CNT.
02 December 2016 1,215 2 View
I want to make dehydrated PU solution for coating nano-silicon, which reacted with water. Is it possible to get alcohol based PU solution? Any paper or suggestion will be appreciated....
30 November 2016 9,960 2 View
Can anyone give me idea, how the silver powder remain in ion form in different antibacterial powder? Also I like to know, how much time it needs to change to silver molecule, if kept in air or...
06 September 2016 6,313 0 View
Hi I like to know, is it possible to deposit silicon on cotton fabrics using vapor deposition method? I shall be glad, if you kindly share any related paper.
20 July 2016 9,394 2 View
I'm interested to know, whether there is any formula to determine the maximum strength of a yarn for different counts, different materials and staple length...
04 November 2015 5,242 6 View
I am searching some permanent cool feel product for cotton fabrics. Could anyone suggest any such products? I shall prefer a product with zinc or Zinc oxide presence. Any branded product is ok for...
18 June 2015 5,149 6 View
How surface porosity(size and number) changes for hollow fibers against the solid one of same polymer? I'm interested to know about the water absorption property of solid and hollow...
07 May 2015 6,180 2 View
Could anyone explain how the silver ion remain in the antibacterial fiber,specially after killing bacteria. Why the ion is not neutralized after use?Exact mechanism of antibacterial action....Any...
05 May 2015 5,214 7 View
I want to apply permanent fire retardant/proof finish, for flash fire, in garment form. Could anyone suggest me for the same.
12 February 2015 7,827 2 View
We are searching for some fire-retardant chemicals, which gives permanent fire retardant property, but will NOT affect the natural hydrophilic property and permeability of cotton fabric. Could...
22 January 2015 8,038 3 View
I've Zero-shear viscosity and density of polymer at different temperatures. I would be happy if you can suggest a process for hollow fibers.
05 June 2014 4,544 0 View
I checked with standard international laboratories, and their amount is much different than the actual one.
23 May 2014 8,950 9 View
