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Acrylic Impact Modifier LS Series
1. Brief
LS series Impact Modifier is weatherability Acrylic Impact Modifier used in rigid PVC products. It is a “core – shell” structure modifier with cross-linked poly butyl acrylic as core and graft methyl methacrylate as shell. It not only can improve impact proof performance of the product, but also can increase the surface gloss of the product, especially the weatherability of the product. It is especially suitable for outdoor products and broadly used in PVC profiles, sheets, boards, pipes, pipe fitting etc.
2. Basic Physical Character
|
Item |
LS-21、LS-51、LS-22、LS-61 |
LS-12、LS-52、LS-611 |
LS-50、LS-62 |
|
Appearance |
White flowing powder |
|
Density（g/cm3) |
0.40~0.55 |
0.45~0.56 |
0.35~0.55 |
|
Volatilization content（%） |
≤1.0 |
|
granularity（40 mesh passing percentage）（%） |
≥98 |
3. Product Advantage
Compare to CPE and other impact modifiers, LS series AIM have the following advantages:
(1). Imparts excellent low-temperature impact resistance.
(2). Excellent weatherability;
(3). Improve product surface gloss greatly;
(4). Wide processing range for high speed extrusion;
(5). Improve impact strength while keep good rigidity of product.
4. Product Category and Properties
|
Product sign |
Impact proof effect under
normal temperature |
Impact proof effect under
low temperature |
Product property |
|
LS-12 |
*** |
*** |
Excellent transparence |
|
LS-21 |
**** |
**** |
Fast fusions |
|
LS-22 |
**** |
**** |
Fast fusions, good gloss |
|
LS-50 |
****** |
****** |
Imparts excellent low-temperature impact resistance |
|
LS-51 |
**** |
**** |
Excellent processing performance |
|
LS-52 |
**** |
*** |
Good clarity |
|
LS-61 |
***** |
***** |
Imparts excellent impact resistance, Fast fusions |
|
LS-62 |
***** |
***** |
Excellent impact resistance |
|
LS-611 |
*** |
*** |
Good impact resistance |
Remarks: more“*”means better performance index.
5. Application Character
|
Item |
LS-12 LS-52 |
LS-21 LS-22 |
LS-51 |
LS-50 |
LS-61 |
LS-611 |
LS-62 |
|
Character |
For transparent product |
For opaque product |
|
Use |
（Outdoor transparent）sheets, profiles |
Profiles, boards, pipes, pipe fitting, etc. |
|
Recommended dosage（phr） |
Impact Modifier |
6~9 |
5~8 |
|
4~7 |
4~7 |
6~9 |
5~7 |
|
Processing Aid |
0.5~1.0 |
0 |
|
0 |
0.5~1.0 |
1.0~1.5 |
1.0~1.5 |
Countertype |
|
|
FM-21 |
|
FM-50 |
FM-40 |
|
FM-22 |
|
|
|
D-200 W-300 |
|
D-520 |
D-300 |
|
|
|
|
|
|
|
IM-808A |
IM-808 |
|
|
|
|
W-300A |
|
|
|
W-450A |
|
|
|
|
HIA-80 |
KM-334 |
|
KM-369 |
KM-355P |
|
KM-350 |
|
|
|
|
|
|
|
|
|
|
Plastic
Acrylic Impact Modifier
