Why sulfonated poly ether ether ketone is not going to soluble in DMSO? What is the reason?

15 October 2020 1 8K Report

I have prepared sulfonated poly ether ether ketone for the polymer electrolyte membrane but it is not going to soluble in solvents like DMSO, DMF, DMAc.Please guide me where the problem is?

Muhammad Ahmad

Try heating the mixture. Prior to adding polymer, dry it completely in the oven at 50-60 C.

Badges
Science topic

More Sajid Hussain's questions See All

How to make overlapping p-h diagram in EES?

I want to draw ph diagram using Engineering equation solver EES for refrigerant R134a and R1234fy and some other. I don't know how to draw the multiple ph diagram on same dome or overlapping to...

30 July 2024 647 7 View

EWG and EDG effect on ISC and fluorescence?

Could anyone suggest me what is effect of electron donating and withdrawing group on fluorecence emission or intersystem crosssing. Thank you

22 June 2024 2,656 2 View

Feeding zebrafish larvae properly, so how many grams or milligrams of Artemia should be given to 6 dpf larvae?

According to standard guidelines, experts suggest proper feeding ratios to grow the ZF healthly.

15 June 2024 4,354 1 View

How can I begin quantum computing on my computer or laptop?

I am interested in designing, developing, and testing algorithms on my laptop or local machine. Do I require any specialized quantum hardware or an online quantum computing service? Is it possible...

10 June 2024 2,917 3 View

Maldi-TOF- (M+75) ?

Hello, does anyone knows why I am getting M+75 adduct in maldi-tof? (hints: my molecules have iodide ion, reaction media also DMF.

05 June 2024 1,920 4 View

Normality test of DV for multiple regression is violated. Can I still carry on with multiple regression? How can I report it?

I carried out a normality test on my DV and turns out it is significant hence violating the assumption. Do I carry on with multiple regression or what else can be done in this case?

30 May 2024 963 2 View

How to conduct comparative study of refrigerants with one heat pump model as they have different saturation pressure and temperature?

I have modelled a refrigeration system using finned and tube heat exchanger and adopted the tube by tube method. I chose the R134a as a baseline refrigerant and developed the model according to...

30 May 2024 8,152 12 View

What should I do if non-specific bands appear only in specific target in western blot?

I tried western blot targeting TTF-1 (Thyroid transcription factor-1) also known as Nkx2.1. I tested two primary antibodies, one is Invitrogen, Nkx2.1 Monoclonal Antibody (8G7G3/1) and the other...

29 May 2024 3,517 3 View

How are emerging technologies reshaping the financial industry on a global scale?

Emerging technologies are fundamentally changing the way the financial industry operates on a global scale. How two of the most impactful ones, artificial intelligence (AI) and blockchain are...

28 May 2024 3,009 4 View

What are the popular simulation tools currently available for IoT research?

I'm currently searching for widely used simulation tools for IoT research. As we know, the Internet of Things (IoT) paradigm is a complex and multidisciplinary concept. It is important to develop...

26 May 2024 5,435 5 View

What is saturation solubility of insulin in saliva?? I need it to know sink condition ?

05 August 2024 4,407 0 View

Which solvent is better to dissolve with secondary metabolites extracted from fungi?

I work on MCF7 cell cell for anticaner purpose and I wa to do drug preperation the drug ( secondary metabolites extracted from Aspergillus) My question which solvent is better with these secodary...

03 August 2024 4,725 2 View

I need to dissolve stigmasterol for an animal experiment, it hasn't dissolved in either DMSO or vegetable oil. Can anyone recommend the best solvent?

Hello everyone, I need to dissolve stigmasterol for an animal experiment, but it hasn't dissolved in either DMSO or vegetable oil. Can anyone recommend the best solvent for stigmasterol?

01 August 2024 7,504 2 View

What is the reason I get 400nm nanoparticles using an extruder with 200 nm membrane for cell membrane coating?

I am trying to coat my micelles and PLGA based nanoparticles with cell membrane using an Avanti mini extruder according to literature . I use 200nm membrane but my particles end up to be 400nm And...

30 July 2024 3,294 3 View

How to explain the different interaction between soluble and insoluble polymer in water?

Hello everyone, I am try to understand the differences interaction between insoluble and soluble polymers in water with metal ions and how theit charge density (of metal ions) affect the interaction.

29 July 2024 6,350 3 View

What is the solubility of Iron (+3) in Bismuth Oxide?

Dear all: I am modifying Bismuth Tungstate with Hematite (Fe2O3), so I would like to know about how much Iron(+3) can form a solid solution in a Bismuth Oxide matrix. Best wishes Marco

29 July 2024 2,163 1 View

Does it exist some special technique for cutting ceramic membranes for Cross-sectional FESEM images?

Does it exist some special technique for cutting ceramic membranes for Cross-sectional FESEM or SEM images?

25 July 2024 5,482 2 View

What does negative readings in spectrophotometer denote. Was testing TSS content of bacterial cultures?

I was performing estimation of Total Soluble Sugar content in bacterial cultures by Anthrone method. Out of 9 samples, only one sample showed positive reading while others had a negative reading...

22 July 2024 9,576 4 View

What is the suitable solvent of MIL-100 for chemotherapy?

I synthesised a nanocarrier by conjugation MOF (MIL-100) with folic acid for use in chemotherapy but the samples didn't dissolve completely in aqueous solution or DMSO. Instead, they only...

19 July 2024 8,522 0 View

Issues with Malaria Coated Nitrocellulose Membrane Releasing Moisture?

Hello, I am currently working with Malaria Pf/Pan nitrocellulose membranes coated for malaria detection. After drying the coated membranes in an Incubator (overnight at 37°C), I've noticed that...

16 July 2024 7,937 1 View