◆ Free of phthalates, WT98/99/108-LP plasticizer series has excellent flexibility, duriability; it is safe and environmental, thus can satisfy the mechanical property requirements.
◆ It is applicable for various leather materials, such as bag, leather shoes, high-grade handbag, cosmetic bag, furniture material, etc.
Characteristics of WT98/99/108-LP plasticizer series
Property
|
Index |
Unit
|
Test method (DIN/ASTM)
|
||
WT98-LP |
WT99-LP |
WT108-LP |
|||
Dynamic viscosity at 20℃ |
35 |
37 |
46 |
mPa•s |
DIN 51562/D445 |
Density at 20℃ |
0.999 |
0.996 |
0.986 |
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 |
Content of heavy metal and arsenic |
ND |
ND |
ND |
ppm |
ICP-MS |
Phthalate content |
ND |
ND |
ND |
% |
ASTM D3421-75,GC/MS |
WT98/108-LP plasticizer series can give PVC products excellent performance
Formulation |
PVC |
WT98/99/108-LP |
ESO |
CaSt |
ZnSt |
Foaming agent |
100 |
40-70 |
2-5 |
1-5 |
1-5 |
0-1.3 |
|
Tensile strength (MPa) |
Breaking elongation (﹪) |
Hardness(Shore A) |
||||
WT98-LP |
21.8-15.6 |
336.2-421.5 |
74-57 |
|||
WT99-LP |
21.2-14.9 | 339.3-426.9 |
73-56 |
|||
WT108-LP |
22.6-16.4. |
327.2-418.6 |
76-59 |
|||
(Remark: The above are all typical values, can not be regarded as the product standards. Test method: ASTM D2240.)