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Products

Name

C.I. Code

Application

 

 

 

Optical
Brightening
Agents
series

C. I . 199

Outstanding brightener for polyester fiber and T/C, T/S, and T/W blends.

C.I. 199: 1

Outstanding brightener for
polyester fiber and T/C,
T/S, and T/W blends.

 

Outstanding brightener
for polyester fiber and
T/C, T/S, and T/W blends.

 

Outstanding brightener
for polyester fiber and T/C.

Optical Brightening Agent
4BK

 

Whitening agent for cotton fabric.

C.I.71

Mainly used for whitening
of detergent and soap.

Optical Brightening Agent CL

C.I. 191

Outstanding whitener of nylon.

Optical Brightening Agent
BAC

C.I. 363

Outstanding whitener of acrylic  fibers.

Optical Brightening Agent
XMF

C.I.179

Appearance:yellow power
Melting point:198-200°C

C.I.351

Mainly used for whitening of  detergent and soap.

C.I.152
 

 

 

Anti-yellowing agents series

Anti-yellowing agents

 

 

Anti-yellowing agent
HFJ-1

 

Mainly used for anti-yellow of alloy fiber.

Anti-yellowing agent
HFJ-2

 

Mainly used for anti-yellow of PU expanding plastic.

Anti-yellowing agent
HFJ-3

 

Mainly used for anti-yellow of  TPU sole of a shoe.

85098-61-0

Mainly used for anti-yellow of PU fibre spinning.

69938-76-7

Mainly used for anti-yellow of PU fibre spinning.

 

Coumarins
Series

Coumarins and Organic intermediate

CAS NO

 

4-methyl-7-diethylamino Coumarin

91-44-1

Appearance:white power
Melting Point: 72 -74°C
 Purity: 99% min (HPLC)
 VolatileContent: 0.3%max
  Ash Content: 0.1%max

4-methyl-7-hydroxyl Coumarin

90-33-5

Appearance:white power
Melting Point: 186-191°C
 Purity: >97% min (HPLC)
 water Content: <2.5%

7-diethylamino 3-carboxylic Coumarin

 

 

 

 

 

Organic intermediate

 

619-66-9

Appearance:white power
Melting point:247-250°C
Purity:>98%(HPLC)
Ash content:<0.2%

 

66-99-8

Appearance:white power Melting
point:142-145°C
purity:>97%(GC)
Ash content:<0.2%

787-70-2

Appearance: white power
Melting point:>300°C
purity:>98%(HPLC)
Ash content:<0.2%

105-07-7

Appearance: light yellow power
Melting point:98-103°C
purity:>98%(HPLC)
Ash content:<0.2%

24964-64-5

Appearance: light yellow power
Melting point:76-80°C
purity:>98%(GC)
Ash content:<0.2%

 

 

   

Beijing FLY Science & Technology Co., Ltd.
ADD:Rm D-1205, 12/F JingLong International Plaza, No.9 FuLin Road ChaoYang District Beijing 100107, P. R. China
Tel: 86-10-84937025    Fax: 86-10-84937129