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china latest news about optical brightener

optical brightener

[2013-03-13 21:02:03]
Optical brighteners, also known as optical brightening agents have the capacity to absorb light in the violet and ultraviolet region of the electromagnetic spectrum. Subsequently they re-emit light in the blue region. The coloring matter, whether it is natural or present as a contaminant in the ... Read More
china latest news about optical brightening agent

optical brightening agent

[2013-03-13 20:59:33]
Optical brightening agent is additives that give brighten color appearance or mask yellowing the coating. Its effect happens because optical brightening agent absorbs light in ultraviolet and violet region (340-370 nm) with fluorescent mechanism. Optical brightening agent that we recommended is from ... Read More
china latest news about optical brightening agent

optical brightening agent

[2013-03-13 20:47:32]
Optical brightening agents (OBAs), fluorescent brightening agents (FBAs) or fluorescent whitening agents (FWAs) are dyes that absorb light in the ultraviolet and violet region (usually 340-370nm) of the electromagnetic spectrum, and re-emit light in the blue region (typically 420-470nm). Fluorescent ... Read More
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