Polystyrene-block-poly(ethylene-ran-butylene)-block-polystyrene-graft-maleic anhydride
Polystyrene-block-poly(ethylene-ran-butylene)-block-polystyrene-graft-maleic anhydride (CAS: 124578-11-6) is a functionalised triblock copolymer. This grafted SEBS derivative offers enhanced compatibility and reactivity due to the incorporated maleic anhydride groups. It serves as a valuable component in hot melt adhesives, sealants, and as a polymer modifier, improving the properties of various materials.
- IUPAC
- maleated copolymer,maleated polymer,maleic copolymer
Adhesives and Sealants
Utilised as a key component in the formulation of hot melt adhesives and sealants, providing desirable rheological and adhesive properties.
Polymer Modification
Acts as a compatibiliser and impact modifier for various polymers, thermosets, and rubber compounds, enhancing mechanical performance and processability.
Material Compounding
Incorporated into asphalt and oil gels to modify their physical properties and performance characteristics.
Component Manufacturing
Used in the direct moulding or extrusion of automotive parts, sporting goods, footwear components, and films, leveraging its thermoplastic elastomer properties.
| Density | 0.91 g/mL at 25 °C(lit.) |
|---|---|
| Solubility | solvents with solubility parameters between 7.7 and 9.4: soluble |
| Viscosity | 12.5 poise, 15 wt. % in toluene(25 °C, Brookfield)(lit.) |
| Application | Component of hot melt adhesives, sealants, asphalt and oil gels. Modifier for polymers, thermosets and general rubber compounding. Direct molded or extruded auto parts, sporting goods, footware and film. |
| Composition | maleic anhydride, ~2 wt. % |
Hazard statements
- H302Harmful if swallowed
- H315Causes skin irritation
- H317May cause an allergic skin reaction
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/21/22-36/37/38-43 |
| Safety statements (S) | 26-36/37 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Hardness | 75 (Shore A) |
|---|
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Polystyrene-block-poly(ethylene-ran-butylene)-block-polystyrene-graft-maleic anhydride used for?
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This compound is used as a component in hot melt adhesives and sealants, as a modifier for polymers, thermosets, and rubber compounding, and in direct molded or extruded auto parts, sporting goods, footwear, and film.
What are the CAS number and formula for this chemical?
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The CAS number is 124578-11-6. The formula is not specified in the provided data.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product based on its standard technical/research specifications. It is not represented as USP, BP, EP, or any pharmacopoeia grade.
What are the safety considerations when handling this material?
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This material carries a Warning signal word and has hazard statements including H302 + H312 + H332 (Harmful if swallowed, in contact with skin or if inhaled), H315 (Causes skin irritation), H317 (May cause an allergic skin reaction), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation). Appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, face shields, and gloves, should be used.
How is this chemical packed and shipped?
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Tech Serve Solutions exports fine chemicals globally. Specific packaging details are confirmed upon order inquiry.
How can I request a quote or sample?
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Please contact Tech Serve Solutions directly through our website or sales channels to request a quote or a sample of Polystyrene-block-poly(ethylene-ran-butylene)-block-polystyrene-graft-maleic anhydride.
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