Is there a solvent where PCL can be desolved, but not PLA?

More Salima Adrar's questions See All

Research Gate is not letting me send messages, why?

Research Gate won't let me send messages to people unless we are mutually following one another. I want to thank someone for info and cannot respond to his message. Help

13 August 2023 9,711 1 View

Can the average pK value for the alpha-amino group in a given protein change significantly at different temperatures ?

Greetings, In order to determine the degree of hydrolysis of protein isolates by the pH-stat method, we take the pK of the alpha-amino group of our proteins as 8 (according to the literature)....

16 June 2022 7,759 1 View

Is there a tool for sustained release of salt ?

Hello, I am looking for a procedure to entrap a solution highly concentrated in salt (NaCl) with ability for a sustained release of the salt itself (ideally from 1 to 4 weeks), is there such...

31 December 2021 8,034 3 View

Effect of pH of dye on adsorption of LDHs?

When we adjust the pH i before injecting the materials or after injecting

06 November 2019 2,786 1 View

In adsorption experiments, For fitting experimental data, how i can use RMSE, ΔQ and χ2?

08 July 2019 3,665 1 View

Can anyone kindly provide a link to the transition temperature of LIPOID S75 or its fatty acid composition?

Thank you in advance

24 June 2019 2,737 6 View

Which statistical tests are more appropriate for liposomes studies?

Hello, In my case, I will compare the following means: *Size *PDI *Entrapment efficiency I am studying the effect of several factors, should I separate them or include them in one unique...

19 June 2019 9,401 3 View

Can we separate phosphatidylcholine molecular species by TLC?

Hello, Is there any TLC procedure to separate phosphatidylcholines by their acyl chain length? Thank you in advance

02 May 2019 1,613 3 View

Why have I failed to synthesize my 1,2‐diacyl‐sn‐glycero‐3‐phosphocholine ?

Hello, I've used the procedure proposed by Marrapu et al. (2015) --> A novel method to synthesize 1-acyl-sn-glycero-3-phosphochol... To synthesize di-C:8, di-C:12 and di-C:18...

02 April 2019 3,886 3 View

Which paper to use to make disks for antibacterial/microbial trials?

Hello, Please, which grade of Whatman paper is preferred to use for making disks for assessing antimicrobial/antibacterial activity? There literature cites many, but usually, the authors just use...

14 January 2019 8,411 7 View

How can I immobilize Glutathione on to PCL electrospun nanofiber?

Dear All, I need to deposit Glutathione on to ready made PCL nanofiber composite, how can I physically immobilize? which way of incorporation do you recommend, physical deposition or...

18 July 2024 9,725 1 View

How to write literature review?

i want to write literature review on the topic " production of 3d PLA filament"

19 June 2024 1,712 2 View

How to calculate the TPU ratio using [NCO/OH] formula ?

Greeting, I am using PCL and IPPDI to produce the Thermoplastic Polyurethane with different ratio. I would like to calculate the amount of PCL and PPDI that need to produce 0.2 and 0.4 ratio of...

23 May 2024 9,448 0 View

Dear everybody, could you advide me a procedure to recover lactic acid from PLA?

how can I obtain lactic acid from PLA-based items as form of recycling

07 May 2024 293 1 View

Proximity ligation assay to analyze protein interaction between endogenous and overexpressed proteins?

Hi All, I am analying the protein-protein interaction in an heterologous system by proximity ligation assay. I over-express one of the proteins, which is a cytosolic protein, and I am trying to...

29 April 2024 2,653 1 View

In which green solvents does PLA dissolve easily and efficiently?

Dear researchers, I tried and understood that PLA dissolves well in the solvent mixture of DCM and Ethanol. It also dissolves well in DMF, Acetone, THF and Chloroform efficiently. But does anyone...

23 April 2024 6,622 4 View

How can I prepare electrospun webs for BET analysis?

How should I prepare electrospun fibers for BET analysis? How much (cm x cm) should I cut to obtain reliable results? What about degassing? I have PLA sample, 40 C will be enough? Thank you

23 April 2024 7,364 2 View

Is stannous octoate necessary when making polyurethane?

When making medical TPU using PCL, some papers use stannous octoate, while others do not. Is stannous octoate really necessary?

18 March 2024 8,587 3 View

Do Schrödinger's equations include the principle of least action?

Do Schrödinger's equations include the principle of least action? Any time-dependent physical process must conform to the principle of least action which is a universal law. We assume that the...

12 February 2024 7,645 11 View

What is the recommended solvent and solvent ration for PCL electrospinning to get bead free fiber?

I tried DMF( 100%), and DCM:DMF, in different rations, for DCM:DMF(4:1) I found elastin fiber mate with so many beads.

24 January 2024 9,245 3 View

Abdelkader BOUAZIZ

Dear Salima Adrar, in the attached file, acetone is used as a selective extractant for such a blend (page 7). My Regards

Aref Wazwaz

Dear Dr Salima Adrar . See please the following useful link: https://core.ac.uk/download/pdf/288376157.pdf

Kindly check also the following useful RG link: Article Effect of Different Good Solvents in Flash Nano-Precipitatio...

Salima Adrar

Thank you a lot for your responses and suggestions. It has worked. @