Toluene diisocyanate manufacturer Knowledge Glory OB optical brightener

Glory OB optical brightener

Glory OB optical brightener

Chemical name :2,5-bis-(5-tert-butyl-2-benzoxazolyl)thiophene

C.I. No. : Fluorescent whitening agent 184【7128-64-5】

Appearance

Light green powder

Melting point

196-203

Decomposition temperature

220

Maximum UV absorption wavelength

369nm

Maximum emission wavelength

435nm

Color

Bright blue fluorescence

Features
It has good weather resistance and high stability. It is a commonly used fluorescent whitening agent; it has passed FDA certification.

Purpose
Mainly used in thermoplastics, polyvinyl chloride, polyethylene, polypropylene, polystyrene, acrylonitrile/butadiene/styrene copolymer, styrene/acrylonitrile copolymer Materials, styrene/butadiene copolymer, cellulose acetate, polyamide, acrylic resin, polyester fiber (polyester), paint, coating��, whitening of ink.
​​Widely used in the processing of film, injection molding and extrusion molding materials.

Recommended dosage :0.01~0.05%

This article is from the Internet, does not represent the position of Toluene diisocyanate reproduced please specify the source.https://www.chemicalchem.com/archives/15440

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