optical brightener KCB fluorescent brightener

• CAS No.: 5089-22-5
• Formula: C24H14N2O2
• Appearance: Powder
• Usage: Plastic Auxiliary Agents
• Color: Yellow crystalline powder
• Transport Package: 10kg, 15kg or 25kg Fiber Drum
• Model NO.: KCB
• Specification: 98.5% or customized
• Trademark: LEPUZ
• Origin: China

Product Description

Product Description

LeColor® KCB

CAS No.: 5089-22-5 C.I. No.: 367

Application/Uses

Synthetic fiber

PVC

Injection molding materials

EVA

Plastics

Synthetic rubber
 

Key Attributes

Universal optical brightener for plastics and synthetic fiber

Top effects on EVA

Good compatibility with all kinds of plastic

Excellent stability under all kinds of climate

Product Description

LeColor® KCB is a fluorescent whitening agent of the benzoxazole class. The product is useful in plastic films, injection molding materials, EVA foamed plastics and rubber products.

Dosage: 0.005%~0.05%.

Typical Properties

Property	Typical Value, Units
Molecular Formula	C24H14N2O2
Assay	98% min.
Molecular Weight	362g/mole
Appearance	Slight Yellowish powder
Melting Point	210-212ºC
Volatiles	<0.15%
Particle Size	Pass 200 mesh

 

Packaging & Shipping

 

Packaging and storage:
      Paper and plastic compound bags, 20 or 25kg/bag. It is suggested to be stored in a cool and dry place.

 

Application

 

main products

 

Main products
 

Optical brighteners: OB  OB-1  KCB  FP-127  KSN  MDAC(SWN)  CBS-X

Light stabilizers:     622  770  944  292  783

UV absorbers:          UV-531  UV-9(BP-3)  UV-P  UV-326  UV-327  UV-328  UV-329  UV-571  UV-284(BP-4) 

Antioxidants:          1010  168  BHT  

Slip agents:               Oleamide  Erucamide

Heat stabilizers:         DBM-83  SBM-50  SBM-55  CA ACAC  Zn ACAC

 

our services

Our Services

We have exact inventory plans to guarantee stable supply.

We have many years' experience of chemical logistics and dangerous chemical managers with specially trained, which ensure the safety and right of chemicals, timely logistics.

Our laboratory takes strictly testing on every lot of goods according to customers' requirement. Meanwhile we has good relationship with the third party company SGS.

After-sales service is the important part in our service. If there are quality problems, we will actively cooperate with the customers and solve the problems early.

We expect to become good partners with our customers for long.





Company Information 



 

FAQ

 

FAQ

 

Q: Do you have any certificate for quality?

 A: Yes, we have ISO9001:2008 quality system certificate and REACH.

 

Q: Can you customize products?

A: Yes, we can.

 

Q: Can you provide samples for quality checking before placing an order?

A: Samples are avaliable upon request, but the shipping cost should be paid by customer.

 

Q: How to get the price list?

A: Please inqire us by alibaba/email.

 

Q: What's your payment term?

A: TT/LC/DA/DP/Paypal