Fluorescent Brightener OB J4804 exhibits excellent resistance to heat exhibits exceptional high-temperature resistance
This product is specifically designed for the high-temperature molding and processing of various plastics and plastic products. Possessing excellent heat resistance, light resistance, and chlorine bleach resistance, it delivers exceptional whitening effects for polyester fibers, polyester-cotton blends, and other fiber-blended fabrics. It is also suitable for whitening polyester precursor solutions.
Appearance: Bright green crystalline powder
Melting Point: 357-360°C
Maximum Absorption Wavelength: 375nm (in ethanol)
Maximum Fluorescence Emission Wavelength: 435nm (in ethanol)
- Parameters
Appearance: Bright green crystalline powder
Melting Point: 357-360°C
Maximum Absorption Wavelength: 375nm (in ethanol)
Maximum Fluorescence Emission Wavelength: 435nm (in ethanol)
I. Product Overview:
This product is specifically designed for the high-temperature molding and processing of various plastics and plastic products. Possessing excellent heat resistance, light resistance, and chlorine bleach resistance, it delivers exceptional whitening effects for polyester fibers, polyester-cotton blends, and other fiber-blended fabrics. It is also suitable for whitening polyester precursor solutions.
II. Product Specifications:
Appearance: Bright green crystalline powder
Melting Point: 357-360°C
Maximum Absorption Wavelength: 375nm (in ethanol)
Maximum Fluorescence Emission Wavelength: 435nm (in ethanol)
III. Product Properties:
Fluorescent Brightener OB-1 is an excellent oxazole-based brightener. It is insoluble in water, possesses stable properties, and exhibits excellent resistance to heat, sunlight, chlorine bleaching, and migration.
IV. Application Scope:
Fluorescent Brightener OB-1 exhibits exceptional high-temperature resistance. It is primarily used for brightening in hot-melt roller dyeing processes, suitable for brightening polyester fibers and blends of polyester with cotton or other fibers. This product can also be used for brightening plastics such as ABS, PS, HIPS, PA, PC, PP, EVA, and rigid PVC.
V. Application Method:
Blend OB-1 at a dosage of 0.1–0.005% by weight relative to the plastic or polyester resin. Thoroughly mix the whitening agent with the material prior to molding various plastic products or spinning polyester fibers.
VI. Packaging and Storage:
Packaged in 25kg cardboard drums. Store in a dry, cool place.
REMARK |
The above information is believed to be accurate and presents the best explanation currently available to us. We assume no liability resulting from above content. The technical standards are formulated and revised by customers’ requirement and us, if there are any changes, the latest specification will be executed and confirmed in the contract. |
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Fluorescent Brightener OB J4804 exhibits excellent resistance to heat exhibits exceptional high-temperature resistance
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