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Application and safety of optical brighteners/fluorescent whitening agent

It is well known that white matter tends to absorb slightly the blue light in visible light, which to some extent causes the lack of blue color, making it slightly yellow and old. Fluorescent brighteners are somehow dyed to a certain whiteness of textile, paper, plastic, detergent and other substrat......

The difference between pigments and dyes and the common properties of pigments

Pigment is a fine, powdered, colored substance that is generally insoluble in water, oil, and solvents, but can be uniformly dispersed.

The common properties of pigments

The most common inorganic compound of colour are, in fact, pigments. The dispersity, oil absorption, covering power, coloring power and light resistance of the pigment and its film have great influence on the properties of the paint and its film.

Recycling plastic waste into treasure, fluorescent whitening agent is essential

Plastic has many advantages, not only affordable and easy to use. However, with the development of science and technology, we gradually found that the harm of plastic to people and the natural environment can not be ignored, in order to avoid the development of this situation.

Plastic Recycling, Waste Plastic Products Recycling Process

The recycling of waste plastic products, according to the stage, respectively, is the crushing of plastic products, impurity removal and classification. This is a better way to recycle plastic on a macro level.

Working Of Optical Brightening Agents

The optical brightening agent or fluorescent whitening agent can absorb the invisible ultraviolet light (the wavelength range is about 60 ° 380 nm) and convert it into blue light or purple visible light with longer wavelength.

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