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2021 New Style Fluorescent Brightener CBS-X - Optical Brightener KSB – Subang

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  • 2021 New Style Fluorescent Brightener CBS-X - Optical Brightener KSB – Subang

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We thinks what clients think, the urgency of urgency to act from the interests of a purchaser position of principle, allowing for greater top quality, decrease processing costs, price ranges are much more reasonable, won the new and aged prospects the support and affirmation for C.I. 378, Subang, Optical Brightener 393, We are sincerely looking forward to establishing good cooperative relationships with customers from at home and abroad for creating a bright future together.
2021 New Style Fluorescent Brightener CBS-X - Optical Brightener KSB – Subang Detail:

Structural formula

2

Chemical name: 1,4-bis(5-methyl-2-benzoxazolyl)naphthalene

C.I.:390

Molecular formula: C26H18N2O2

Molecular weight: 390

Technical Data

Appearance: Light yellow crystalline powder

Melting point: 237-239℃

Purity: ≥99.0%

Fineness: more than 200 items

Performance and Characteristics

1. This product is light yellow powder

2. It is insoluble in water, does not react with foaming agent, cross-linking agent, etc., has no exudation and extraction, and the maximum absorption wavelength of the spectrum is 370nm. 

3. Low dosage, good fluorescence intensity and high whiteness.

4. It has good compatibility with plastics, good light resistance and heat resistance.

Application

Optical brightener KSB is mainly used for the whitening of synthetic fibers and plastic products. It also has a significant brightening effect on colored plastic products. It is widely used in plastic films, laminated molding materials, injection molding materials, etc., for polyolefin, PVC, Foamed PVC, TPR, EVA, PU foam, synthetic rubber, etc. have excellent whitening effects. It can also be used for whitening coatings, natural paints, etc., and has special effects on foaming plastics, especially EVA and PE foaming. 

Reference Dosage

0.005%~0.05% (weight ratio to plastic raw materials)

Packing

25kg cardboard drum lined with plastic bag or packed according to customer requirements

Product detail pictures:

2021 New Style Fluorescent Brightener CBS-X - Optical Brightener KSB – Subang detail pictures

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We believe in: Innovation is our soul and spirit. Top quality is our life. Purchaser need is our God for 2021 New Style Fluorescent Brightener CBS-X - Optical Brightener KSB – Subang , The product will supply to all over the world, such as: Bolivia, Libya, Oman, With the aim of "compete with good quality and develop with creativity" and the service principle of "take customers' demand as orientation", we will earnestly provide qualified products and good service for domestic and international customers.
    • The sales manager has a good English level and skilled professional knowledge, we have a good communication. He is a warm and cheerful man, we have a pleasant cooperation and we became very good friends in private.
    5 Stars By Carol from Melbourne - 2017.08.18 11:04
    The customer service staff's answer is very meticulous, the most important is that the product quality is very good, and packaged carefully, shipped quickly!
    5 Stars By Dawn from Milan - 2017.08.18 18:38
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