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Methyl Tin Mercaptide Heat Stabilizer
1． Product Name
ERC-P109
2． Product Description
Methyl tin mercaptide ERC-P109 is a high efficiency, liquid, sulfur containing, methyl tin for demanding rigid PVC processes. ERC-P109 provides excellent early color hold and long-term processing stability. ERC-P109 also provides outstanding clarity in rigid PVC clear applications.
3． Typical Physical Properties
Physical Form Clear Oily Liquid
Color (Pt-Co) ≤50
Viscosity (25º C, mPa.s) 20~80
Specific Gravity (20º C, g/cm3) 1.16~ 1.19
Refractive Index (25º C) 1.507-1.511
Sulfur content (%) 11.5~12.5
Tin content (%) 19±0.5
4. Standard Packaging
220 kg steel or 225 kg plastic drum Non-returnable plastic tote
5. Product Benefits
1) Excellent early color hold and outstanding dynamic long-term stability
2) Outstanding versatility allow it to be formulated for most of demanding PVC applications – weatherable profile extrusion, consistent density foam sheet, high shear injection molded fitting, and high output siding extrusion.
3) Perfect mercaptide for clear bottle blow molding and calender film.
6. Typical Formulations
The formulations listed below show typical use levels:
1) Weatherable Profile Extrusion
|
PVC Resin (K=68) Acrylic Impact modifier |
100.0 phr 5.0 |
|
Processing aid (Med. Mw) |
1.0 |
|
Calcium Stearate |
1.4 |
|
EBS Wax |
1.4 |
|
OPE Wax |
0.1 |
|
TiO2 |
9.0 |
|
ERC-P109 |
1.2 |
2) Injection Molding – fitting
|
PVC Resin (K=58 ~ 62) Processing aid (Med. Mw) |
100.0 phr 1.2 |
|
Impact Modifier |
2.0 |
|
Calcium Stearate |
1.2 |
|
Paraffin Wax (165º F MP) |
1.0 |
|
Calcium Carbonate (UFT eq) |
3.0 |
|
TiO2 |
As needed |
|
ERC-P109 |
1.5 |
3) Siding Capstock
|
PVC Resin (K=68) |
100.0 phr |
|
Acrylic Impact Modifier |
4.0 |
|
Processing aid (Med. Mw) |
1.0 |
|
Lub. Processing aid |
0.5 |
|
Calcium Stearate |
1.2 |
|
Paraffin Wax (165º F MP) |
1.0 |
|
TiO2 |
10.0 |
|
Pigments |
As needed |
|
ERC-P109 |
1.2 |
4) Clear Bottle
|
PVC Resin (K=58~62) Processing aid (Med. Mw) |
100.0 phr 1.5 |
|
MBS Impact Modifier |
10.0 |
|
Internal Lubricant |
1.5 |
|
External Lubricant |
1.0 |
|
Toner |
As Needed |
|
ERC-P109 |
1.5 |
Prospective clients should evaluate ERC-P109 in their own laboratories to establish optimum conditions for use in their processes and applications. Everun Chemical technical team can assist fine tuning the formulation to your application requirements.
7. Storage
Indoor storage is recommended. Use stainless steel piping, valves, pumps, fittings and storage tank.
8. Safety Information
Before handling ERC-P109, read and understand the Material Safety Data Sheet for additional information on personal protective equipment and for safety, health and environmental information.
