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Solprene® 4302
- CAS Number
- 9003-55-8
- EC Number
- 618-370-2
- Chemical Name
- Styrene/Butadiene Copolymer
- Chemical Family
- Styrene-Butadiene Copolymer
Solprene 4302 is a linear block copolymer of styrene and butadiene, having 31% of styrene content, most of it forming a polystyrene block, which gives the polymer a thermoplastic behavior.It has a non-staining antioxidant system; FDA approved for use in food contact applications and is essentially gel free with a clear color.Solprene 4302 is used as an ingredient for adhesives formulation, as an impact modifier for plastics and as elastomeric modifier for asphalt mixtures used in paving and roofing.
Properties
- Physical Form
- Crumbs
- Solid
Identification
- CASE Ingredients Functions
- AntioxidantBinder & Resin
Product families
Applications
Applications
- Adhesives & Sealants — Other Adhesives & Sealants Applications
Building & Construction — Building Envelope & Roofing
- Other Building Envelope & Roofing Applications
Industrial — Chemical & Industrial Manufacturing
- Chemical Manufacturing
Building & Construction — Infrastructure, Roads & Paving
- Pavement Highways Roads & Bridges
Product Families
Industrial Additives & Materials — Construction Chemicals
- Asphalt Additives
CASE Ingredients — Resins & Binders
- Other Resins & Binders
Elastomers — Thermoplastic Elastomers
- Styrenic Thermoplastic Elastomers (TPE-S)
Other characteristics
- Brand
- Solprene
- Functions
- Antioxidant, Binder, Binder & Resin
- Polymer Name
- Styrene Butadiene Styrene (SBS)
- Labeling Claims
- Food Contact Acceptable, Other Labeling Claims
- Food Contact Acceptable
- Other Labeling Claims
- Additives Included
- Antioxidant
- Markets
- Adhesives & Sealants
- Building & Construction
- Industrial
- PACKAGING
It is presented as free flowing porous crumb making easy its handling and dissolution.
- Appearance
- Clear or transparent
- Technology
- CASE Ingredients
- Elastomers
- Industrial Additives & Materials
- Material Features
- Anti-Oxidant
- Food Contact Acceptable
- High Clarity
- Linear Polymer Structure
- Low Gel
- Porous
- Chemical Inventories
- TSCA (USA)
- Country Availability
- Brazil
- Canada
- China (Mainland)
- Mexico
- USA
- Adhesive & Sealant Type
- Hot Melt Adhesive
- Pressure Sensitive Adhesive
- Solventborne Adhesive
- Certifications and Compliance
- FDA Compliant
- REACH (Europe)
- Industrial Additives End Use
- Asphalt
- Industrial Additives Functions
- Binder
- Plastics and Elastomers End Uses
- Asphalt Modification
- Plastics and Elastomers Processing Methods
- Compounding
Technical data
Table 1 of 1
10 rows| Characteristic | Value | Unit | Method |
|---|---|---|---|
| Volatile Matter | max. 0.75 | % | ASTM D5668 |
| Total Styrene (on polymer) | 31.0 | % | ASTM D5775 |
| Block Styrene | min. 29 | % | NM 202-07 |
| Melt Flow Index | 6.0 | g/10 | ASTM D1238 |
| Hardness | 62.0 | Shore A | DIN 53505 |
| Toluene Solution Viscosity, 25%,25°C | 890.0 | cP | ASTM D2994 |
| Toluene Solution Viscosity (at 5.23% and 25°C) | 7.0 | cSt | NM 300-11 |
| Tensile Strength | 17.0 | mPa | ASTM D412 |
| Elongation | 1275.0 | % | ASTM D412 |
| Tg | -89.0 | °C | ASTM E-1356 |
