Plasticizer WT98/99/108-MP series
◆ Free of phthalates, WT98/99/108-MP plasticizer series has excellent toxicology characteristic, it is safe and environmental and has favorable processability thus can ensure the product safety.
◆ It is applicable for various medical treatment products, such as intravenous injection tube, intravenous injection blood bag, artificial kidney connective tissue catheter, bubble oxygenator, enema drainage bag, etc.
Characteristics of WT98/99/108-MP plasticizer series
Property |
Index |
Unit |
Test method (DIN/ASTM) |
||
WT98-MP |
WT99-MP |
WT108-MP |
|||
Dynamic viscosity at 20℃ |
34 |
37 |
43 |
mPa•s |
DIN 51562/D445 |
Density at 20℃ |
1.008 |
0.985 |
0.982 |
g/cm3 |
DIN 51757/D4042 |
Pt-Co method chroma |
<30 |
<30 |
<30 |
# |
DIN EN ISO 6271-2/D5386 |
Acid value |
<0.2 |
<0.2 |
<0.2 |
mg KOH/g |
DIN EN ISO 2114/D1045 |
Ester content |
≥99.5 |
≥99.5 |
≥99.5 |
% |
Gas chromatography, calculated by area |
Moisture content |
<0.1 |
<0.1 |
<0.1 |
% |
DIN 51777 part1/E203 |
Phthalate content |
ND |
ND |
ND |
% |
ASTM D3421-75,GC/MS |
Content of heavy metal and arsenic |
ND |
ND |
ND |
ppm |
ICP-MS |
Comparison table of WT98/99/108-MP plasticizer series dosage and product performance
| Plasticizer dosage (dosage of every 100 PVC resin) | Unit | Test method | |||
| WT98-MP | WT99-MP | WT108-MP | |||
| 20-60 | 20-60 | 20-60 | |||
| Tensile strength | 42.3-21.6 | 41.3-20.4 | 40.7-20.9 | M Pa | ASTM D412 |
| Breaking elongation | 90.4-368.4 | 93.5-370.2 | 89.2-359.6 | % | ASTM D412 |
| Hardness | 68D-71A | 65D-72A | 70D-74A | Shore A/D | ASTM D2240 |
| Hygienic property | Non-toxic | — 0 | GB/T 16886 | ||
(Remark: The above are all typical values, can not be regarded as the product standards.)