OB-1(Yellow)
Purpose:
This product applies to the whiteness of polyester fibre and other fibre mixed fabrics, can also be used for the whiteness of plastic products and Polyester concentrates. This product has good whitening effects, heat resistance, light resistance, chroline bleach resistance, belongs to high quality fluorescent whitening agent for plastic chemical fiber.
Usage:
This product can be used alone, or used in combination with BC-106, BC-108 and BC-109, the combination can not only achieve ideal effects, but also lower the cost. Reference quantities are as follows.
1.Rigid polyvinyl chloride(PVC):
Whitening: 0.01-0.06% (10-60g/100kg material)
Transparency: 0.0001-0.001% (0.1-1g/100kg material)
2.PS:
Whitening: 0.01-0.05% (10-50g/100kg material)
Transparency: 0.0001-0.001% (0.1-1g/100kg material)
3.PVC:
Whitening: 10-50g/100kg material
Transparency: 0.1-1g/100kg material
Appearance: yellowish powder
Molecular weight: 414
Melting point: 359℃±2
The maximum absorption wavelength: 374nm
The maximum emission wavelength: 434nm
20kg cardboard bucket (lined with plastic bag) packaging.
The shelf life is not more than 24 months in the room temperature.