Understanding the Background Of Optical Whitening Agent

How do you feel when you find that the favorite dress of yours has a nasty spot which has not been washed out? If you are facing such a problem and you find no solution, then this piece of writing has a lot to offer to you. There are instances when all of us find some kind of dirty spots of different substances which are accidently touched, in many of cases it becomes hard to get rid of the nasty ones.

The optical whitening agent is one of the easy and effective ways to come out of such a situation. This agent has been used for a long time now and you will find many numbers of people who use this agent to get rid of spots on their different clothing. Generally known as OBA, Optical Brightening Agents or FWA, Fluorescent Whitening Agents, this substance is very helpful in reducing the yellowness of the clothes and it also proves very effective when it comes to enhancing the brightness and it is very helpful in improving the whiteness as well.

The Optical whiteners basically function in a way that they absorb the ultraviolet radiation and also the re-emitting of the blue light. The blue light which is emitted, it helps in reducing the yellow color and it provides the white appearance as well. The optical brighteners provide more intensity to some of the other colors as well.

The best part about using this agent is that it is not only used on clothing but it is also very effective on other materials as well. It can be basically used in various substrates such as Nylon, cellulose, paper, wool, silk, detergents, plastic, soaps, printing inks, polymers, and coatings. The use of optical whitening agent is very effective on all these applications.

There are basically three different kinds of Optical whitening agents which are based on Sulfonic group:

Disulfonic: It has basically two groups of sulfonic acid and it is very effective for hydrophobic fiber, such as wool, silk, and nylon application which is in Acidic PH.

Tetrasulfonic: It has basically four sulfonic groups and along with this it also has good solubility and it is ideal for paper application, cellulosic fiber at alkaline PH or neutral.

Hexanesulfonic: It has basically six sulfonic groups and it also has an excellent solubility for the purpose of surface coating applications such as paper which is used in photography and a number of things as well.

The optical whitening agents are considered as the best choice to get rid of rigid marks which can be basically found anywhere. There are many optical whitening agent manufacturers who provide this product.