Optical Brightening Agent Optical Brightener 4bk for Cotton Polyester Fiber Fabric

• CAS No.: 12768-92-2
• EINECS: 224-073-5
• Color: Yellow
• Kind: Fluorescernt Brighening Agent
• Appearance: Powder
• Purity: 99%
• Model NO.: 4bk
• Color Tone: Bluish / Reddish / White
• Melting Point: 280 Degree
• Feature: High Temperature Resistance
• Transport Package: 25kg/Carton
• Trademark: LDCHEM
• Origin: China
• HS Code: 32042000
• Production Capacity: 8000mt/Year

Product Description

Optical brightening agent optical brightener 4BK for cotton polyester fiber fabric
  

Product Name	Optical brightener 4BK
CAS No.	12768-92-2
MF:	C40H42N12Na2O10S
EINECS	224-073-5
Other name	Disodium 4,4'-bis[6-anilino-[4-[bis(2-hydroxyethyl)amino]-1,3,5-triazin-2-yl]amino]stilbene-2,2'-disulphonate
Appearance	Slight reddish Powder
Color Tone	4BK-1112 Light Blue Tone 4BK-DG  Heavy Blue Tone 4BK-F  Red Tone 4BK-DBT White Tone
Melting point	280-292°C
Package	20kg per carton, 25/30kg per fiber drum with PE liner, or as per the customers' requirements.
Properties: The product has an ideal whitening effect on polyester fiber as well as polyester fiber-containing fabrics including polyester-cotton blend fabric.
Application: Mainly be used in whitening of cotton fabric and polyester /cotton blends.T/C whitening in one bath.
Dosage:The recommended quality: 0.1~0.6% (compared to the weight of  raw material).

Optical Brightener product range:

I.OPTICAL BRIGHTENER FOR PLASTICS/RUBBER/INK/COATING
Optical Brightener OB-1	C.I. 393	CAS NO.1533-45-5
Optical Brightener OB	C.I. 184	CAS NO.7128-64-5
Optical Brightener FP-127	C.I. 378	CAS NO.40470-68-6
Optical Brightener KCB	C.I. 367	CAS NO.5089-22-5
Optical Brightener KSN	C.I. 368	CAS NO.5242-49-9
Optical Brightener EBF	C.I. 185	CAS NO.12224-41-8
Optical Brightener ER-I	C.I. 199	CAS NO.13001-39-3
Optical Brightener ER-II	C.I. 199:1	CAS NO.13001-38-2
Optical Brightener ER-III	C.I. 199:2	CAS NO.13001-40-6
II.OPTICAL BRIGHTENER FOR DETERGENT
Optical Brightener CBS-X	C.I. 351	CAS NO.27344-41-8
Optical Brightener CXT	C.I. 71	CAS NO.16090-02-1
III.OPTICAL BRIGHTENER FOR TEXTILE
Optical Brightener ER-330	C.I. 199	CAS NO.13001-39-3
Optical Brightener BA	C.I. 113	CAS NO.12768-92-2
Optical Brightener BBU	C.I. 113	CAS NO.16470-24-9
Optical Brightener CXT	C.I. 71	CAS NO.16090-02-1
IV.OPTICAL BRIGHTENER FOR PAPER/PULP MAKING
Optical Brightener BA	C.I. 113	CAS NO.12768-92-2
Optical Brightener BBU	C.I. 220	CAS NO.16470-24-9
V.OPTICAL BRIGHTENER FOR WOOL/ACRYLIC
Optical Brightener SWN	C.I. 140	CAS NO.91-44-1
Optical Brightener BAC	C.I. 363	CAS NO.95078-19-6

For more details, please contact Niki