Optical Brightener Cxt/ CAS 4404-43-7/ Einecs 224-548-7

• CAS No.: 4404-43-7
• Formula: C40h44n12o10s2
• EINECS: 224-548-7
• Color: Slight Yellowish
• Kind: Detergent
• Appearance: Powder
• Application: Textile Printing Auxiliary, Post-Processing Auxiliary
• Storing: at Room Temperature, Storage for One Year.
• Transport Package: 50kgs in One Fiber Drum.
• Trademark: DEBORN
• Origin: China
• HS Code: 3204200000

Product Description

Optical Brightener CXT

Chemical Name: Optical Brightener CXT
Synonym: Optical brightening agent CXT
Molecular Formula:C40H44N12O10S2
Molecular Weight:916.98
CAS Number:4404-43-7


Specification:

Appearance	Slight yellowish powder
Ion	Anionic
PH value	7.0~9.0

Characteristics:
1.Can dissolve in the hot water.
2.High whiteness increasing power.
3.Excellent washing fastness.
4.Minimum yellowing after high temperature drying.

Method of use:
1.Dosage: CXT: 0.15 ~ 0.45 %(o.w.f.) 
2.Procedure: Fabric: water 1:10-20
           90-100ºC for 30-40 minutes

Application  
Optical Brightener CXT are organic substances that can improve the whiteness of fiber fabrics and paper. After the whitening treatment, because a part of the ultraviolet light is also converted into visible light reflected out, the total amount of reflection is increased than without treatment, so the brightness of the treated fabric is also increased, making the white fabric more white, and the colored fabric increases the vividness. CXT is different from chemical bleaching, which will not damage the color and strength of the fabric, but for fabrics, paper, etc. with dark background colors, if they are not bleached and directly treated with a whitening agent, better results cannot be obtained.
Suitable for brightening cotton or nylon fabric with exhaust dyeing process under room temperature, has powerful strength of whiteness increasing, can achieve extra high whiteness.

Packing and storage:
1. 50kgs in one fiber drum.
2. At room temperature, storage for one year.