Titanium dioxide solution in oil

  • Thread starter SaketIndra
  • Start date
  • Tags
    Chemistry
In summary: I'm not sure what you're asking. In summary, the individual is seeking assistance in formulating a TiO2 suspension and is encountering difficulty in finding an appropriate dispersant and anti-settling agent. If you know of anyone who may be interested in assisting, please let me know.
  • #1
SaketIndra
2
1
Hello everyone,

I am seeking assistance in preparing a Titanium dioxide solution in oil. Below are the chemical compositions of the solution:

  1. Titanium Dioxide (TiO2): 20% by weight, with the product name Tronox CR828.
  2. Solvent/Oil: Isoparaffin, constituting 75% by weight, with the product name ISOPAR M.
  3. Surfactant: Sorbitan trioleate, comprising 5% by weight.
However, I am encountering an issue where the solution clumps together and settles down in the beaker after homogenization. I'm unsure of what I might be doing wrong.
 
  • Like
Likes AlexB23
Chemistry news on Phys.org
  • #2
Technically it is not a solution, but a suspension (or a colloid). Whether it is stable or not depends (between other factors) on the suspended particles size.

Are you 100% sure the recipe guarantees a stable mixture and calls for exactly these brands of components? Such things tend to be highly erratic.
 
  • #3
Borek said:
Technically it is not a solution, but a suspension (or a colloid). Whether it is stable or not depends (between other factors) on the suspended particles size.

Are you 100% sure the recipe guarantees a stable mixture and calls for exactly these brands of components? Such things tend to be highly erratic.
Hello, you're absolutely correct. This refers to a colloidal solution where TiO2 is intended to be suspended. After conducting some research, I have focused on formulating a microencapsulated suspension of TiO2 and Fe3O4 nanoparticles for use in magnetophoretic displays.
1688104579868.png

While I understand the necessity of using a suitable dispersant and anti-settling agent, I'm facing difficulties in identifying the most appropriate options. If you happen to know any interested individuals or experts, I would be grateful if you could provide their information. I am willing to create a freelancing job request on their preferred platform, and they can assist me in this matter. Please inform me if you have any leads.
 
  • #4
Isopar M is a fairly low viscosity fluid. Have you tried using something thicker?

Have you tried adding the Fe3O4 to the mixture that you have created and encapsulating it? It may have different properties in that physical configuration.

BoB
 

FAQ: Titanium dioxide solution in oil

What is titanium dioxide solution in oil used for?

Titanium dioxide solution in oil is primarily used as a pigment in various applications, including paints, coatings, cosmetics, and sunscreens. It provides excellent opacity and whiteness, enhancing the visual and functional properties of the products.

How does titanium dioxide solution in oil differ from titanium dioxide in powder form?

The main difference lies in the dispersion medium. Titanium dioxide solution in oil is pre-dispersed in an oil-based medium, making it easier to incorporate into oil-based formulations without the need for additional dispersion steps. This can improve the consistency and stability of the final product.

Is titanium dioxide solution in oil safe for use in cosmetics?

Yes, titanium dioxide solution in oil is generally considered safe for use in cosmetics. It is widely used in sunscreens and other personal care products due to its ability to protect the skin from UV radiation. However, it is important to follow regulatory guidelines and recommended usage levels.

What are the advantages of using a titanium dioxide solution in oil over other pigments?

Titanium dioxide solution in oil offers several advantages, including high opacity, brightness, and UV protection. It is also chemically stable and non-reactive, making it suitable for a wide range of applications. Additionally, being pre-dispersed in oil simplifies the formulation process for oil-based products.

How should titanium dioxide solution in oil be stored and handled?

Titanium dioxide solution in oil should be stored in a cool, dry place, away from direct sunlight and sources of heat. It is important to keep the container tightly closed to prevent contamination and evaporation of the oil medium. Proper handling procedures, including the use of personal protective equipment, should be followed to ensure safety.

Similar threads

  • Sticky
Physics Forums Global Guidelines
Replies
2
Views
497K

Hot Threads

Recent Insights

Back
Top