Industrial grade PVPK series
|
|
Residual monomer %
|
Solid %
|
Ash %
|
PH 1% Aq. solution
|
K value
|
|
K15
|
<0.2
|
liquid :40 ± 1
|
<0.02
|
liquid 7-10
|
12-18
|
|
K30
|
<0.2
|
liquid :30 ± 1
|
<0.02
|
liquid 7-10
|
27-33
|
|
K90
|
<0.2
|
liquid :20 ± 1
|
<0.02
|
liquid 7-10
|
81-97
|
Pharmaceutical grade PVPK series
|
|
K value
|
Residual monomer %
|
Moisture %
|
Sulfate Ash %
|
PH 10% Aq. solution
|
|
K30
|
27-33
|
<0.1
|
≤ 5.0
|
≤ 0.1
|
3-7
|
|
K90
|
81-97
|
<0.1
|
≤ 5.0
|
≤ 0.1
|
3-7
|
Useages:
1. medicine industry: PVPK30 is the auxiliary material of drug: adhesive of tables and granule, flux , glidant, dispersant, stabilizer, coprecipitator,detoxification and lubricant, etc.
2. cosmetics industry : film former, thickener, lubricant, and dispersant .
3. K15 is used as dispersant and stabilizer of ink
4. K90 is used as film former and surfactant of paper
5. It also can be used in paint, coating, adhesive, glass fiber, auxiliary and detergent, etc.