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Flyadd® OB is used for whitening thermoplastic plastics, PVC, PS, PE, PP, ABS, acetate fiber, paint, coating, printing ink, etc. It can be added at any stage during the polymer whitening process to give the finished products a bright bluish-white glaze.

Functions: Optical Brightener, Whitening Agent

Dye Type: Fluorescent Dyes

Technical Data Sheet

Knowde Enhanced TDS

Identification & Functionality

CASE Ingredients Functions
Plastics & Elastomers Functions
CAS No.
7128-64-5
EC No.
230-426-4
Structural Formula

Flyadd® OB - Structural Formula

Features & Benefits

Applications & Uses

Applications

With appearance of light yellow or milk white powder, as a compound of benzoxazole type and melting point 196-203°C. It is hardly soluble in water, but soluble in paraffin, mineral oils and ordinary organic solvents. OB can be used for whitening thermoplastic plastics, PVC, PS, PE, PP, ABS, Acetate fiber, paint, coating, printing ink, etc. It can be added at any stage in process of whitening the polymers and can give the finished products a bright bluish white glaze.

Properties

Color
Physical Form
Appearance
Yellowish powder
Specifications
ValueUnitsTest Method / Conditions
Melting Point201.6 - 201.8°C—
Puritymin. 99.1%—
Ash Content0.03%—
Loss of Drying0.05%—
Transmittance (450 nm)min. 95%—
Transmittance (500 nm)min. 98.5%—

Packaging & Availability

Packaging Type
Packaging Information

Net 25kg/ carton drum