home- products- Polyvinyl Alcohol
Polyvinyl Alcohol

Product name :Polyvinyl Alcohol
CAS NO.:9002-89-5
H.S.Code:39053000
MF:[C2H4O]n
EINECS No.:209-183-3
Appearance:white powder

Technical Parameters

Standard Grades
Hydrolyzed
Item
Viscosity
(mpa.s)
Alcoholysis
(mol)

Volatile

(%)
Sodium Acetate(%)

Ash

(%)
PH
Fully
04-99(L)
3.0-4.5
98.0-100.0
7.0
2.5
0.7
5-7
05-99(L)
4.0-6.0
98.0-100.0
7.0
2.5
0.7
5-7
10-99(L)
9.0-14.0
98.0-100.0
7.0
2.5
0.7
5-7
15-99(L)
20.0-26.0
98.0-100.0
7.0
2.5
0.7
5-7
17-98(L)
20.0-26.0
97.0-99.0
7.0
2.5
0.7
5-7
17-99(L)
20.0-26.0
98.0-100.0
7.0
2.5
0.7
5-7
17-99(H)
20.0-26.0
98.5-100.0
9.0
2.5
3.0
5-7
19-99(L)
26.0-32.0
98.0-100.0
7.0
2.5
0.7
5-7
19-99(H)
26.0-34.0
98.5-100.0
9.0
2.5
0.7
5-7
20-99(L)
32.0-40.0
98.0-100.0
7.0
2.5
0.7
5-7
20-99(H)
34.0-42.0
98.5-100.0
9.0
2.5
0.7
5-7
22-99(L)
40.0-48.0
98.0-100.0
7.0
2.5
0.7
5-7
23-99(H)
42.0-55.0
98.5-100.0
9.0
2.5
3.0
5-7
24-99(L)
48.0-60
98.0-100.0
7.0
2.5
0.7
5-7
26-99(L)
60.0-75.0
98.0-100.0
7.0
2.5
3.0
5-7
28-99(L)
75.0-90.0
98.0-100.0
7.0
2.5
0.7
5-7
Partially
04-88(L)
3.0-4.5
86.0-90.0
7.0
2.5
0.7
5-7
05-88(L)
4.0-6.0
86.0-90.0
7.0
2.5
0.7
5-7
17-80(L)
18.0-24.0
86.0-90.0
7.0
2.5
0.7
5-7
17-88(L)
20.0-28.0
86.0-90.0
7.0
2.5
0.7
5-7
20-88(L)
28.0-40.0
86.0-90.0
7.0
2.5
3.0
5-7
24-88(L)
40.0-55.0
86.0-90.0
7.0
2.5
0.7
5-7
Intermediate
10-92(L)
8.0-13.0
90.0-94.0
7.0
2.5
0.7
5-7
14-92(L)
13.0-18.0
90.0-94.0
7.0
3.5
0.7
5-7
17-92(L)
20.0-30.0
90.0-94.0
7.0
4.5
0.7
5-7
17-95(L)
20.0-30.0
94.0-96.0
7.0
5.5
0.7
5-7
17-96(L)
20.0-30.0
94.0-98.0
7.0
6.5
0.7
5-7
17-97(L)
21.0-31.0
96.0-98.0
7.0
7.5
0.7
5-7
Fine Particle Grades(S-Grade)
Item
Mesh size
Viscosity
(mpa.s)
Alcoholysis
(mol)
Volatile(%)
Sodium Acetate
(%)
Ash(%)
PH
04-88 S80
80
3.0-4.5
86.0-90.0
7.0
2.5
0.7
5-7
17-99 S120
120
20.0-26.0
98.0-100.0
7.0
2.5
0.7
5-7
17-99 S80
80
20.0-26.0
98.0-100.0
7.0
2.5
0.7
5-7
17-99 S50
50
20.0-26.0
98.0-100.0
7.0
2.5
0.7
5-7
05-88 S80
80
4.0-6.0
86.0-90.0
7.0
2.5
0.7
5-7
17-80 S80
80
18.0-24.0
86.0-90.0
7.0
2.5
0.7
5-7
20-88 S80
80
28.0-40.0
86.0-90.0
7.0
2.5
3.0
5-7
24-88 S80
80
40.0-55.0
86.0-90.0
7.0
2.5
0.7
5-7
Fiber Grade
specification
17-99F(H)
17-99F(L)
26-99F(L)
Alcoholysis %(mol)
99.8-100
99.8-100
99.8-100
Viscosity % ≤
9.0
7.0
7.0
Sodium Hydroxide % ≤
0.30
0.30
0.30
Residual Acetic Acid % ≤
0.20
0.20
0.20
Sodium HAcetate % ≤
7
2.5
2.5
Purity % ≥
84.7
92.0
92.0
Transparency % ≥
90.0
90.0
90.0
Coloring Degree % ≥
84.0
86.0
86.0
Swelling Capacity %
190±15
145±15
145±15
Average Degree of Polumerization
1750-1900
1750-1900
2450-2650
Molecular Weight
77000-83600
77000-83600
107800-116600
Appearance
White flocculent
White flake
White flake
Customized Grade
(Products are customized to meet special requirements for companies that have special applicationor that require to reach special performance. )
The following speciation item can be improved or modified .
Viscosity
(mpa.s)
Alcoholysis
(mol)
Volatile(%)
Sodium Acetate
(%)
Ash(%)
PH
PVA Process Flow

PVA Process Flow