H
A
P
- O
  - O
  - O
  - O
  - O
- D
N
H
Ü
- U
- Z
- A
- F
K

Optical Brighteners For Plastic, Resin

E
O

O

UB, B, 2,1<

V

荧光增白剂KCB新 — O
W

荧光增白剂OB新 — O

荧光增白剂4bk新 — O

BA 1 — O

cof — O

荧光增白剂OB新 — O

荧光增白剂4bk新 — O

Intermediate

M

1
1
P
F
O
2
O
2
O
4
O
P

V
Ä
B

W

R
G

E
W

H
K

.
E

D
T

<

O

K2
D
Q2
P
A2
D
S2
W
S2
D
J2
D

v

F
U
E
F
J
B
F
C
O
O
A

3
T
s

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