Polypropylene-graft-maleic anhydride
Polypropylene-graft-maleic anhydride (CAS 25722-45-6) is a copolymer designed to enhance polymer properties. With an average molecular weight of approximately 3,900 (Mn) and 9,100 (Mw), this maleated copolymer offers a maleic anhydride content of 8-10 wt. %. It functions as a coupling additive, pigment dispersant, and processing aid, finding utility in various plastic applications and imparting slip resistance to polishes.
- IUPAC
- maleated copolymer,maleated polymer,maleic copolymer
Coupling Additive
This maleated copolymer serves as a coupling additive for filled polypropylene and polymer alloys, improving the compatibility and performance of composite materials.
Pigment Dispersant
It acts as an effective pigment dispersant in plastics, ensuring uniform distribution of pigments for consistent colour and properties.
Processing Aid
As a processing aid for plastics such as ABS, it can help to improve melt flow and reduce processing temperatures.
Surface Modification
The material imparts slip resistance to polishes, suggesting applications in surface treatment and finishing formulations.
| Density | 0.934 g/mL at 25 °C |
|---|---|
| Viscosity | 4.0 poise(190 °C, Brookfield Thermosel)(lit.) |
| Application | Imparts slip resistance to polishes, coupling additive for filled polypropylene and polymer alloys, pigment dispersant and processing aid for plastics, such as ABS. |
| Composition | maleic anhydride, 8-10 wt. % |
| Melting point | 156 °C |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Mol Wt | average Mn ~3,900 by GPCaverage Mw ~9,100 by GPC |
|---|---|
| Transition Temp | softening point 157 °C (ring and ball) |
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 Polypropylene-graft-maleic anhydride used for?
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Polypropylene-graft-maleic anhydride is used as a coupling additive for filled polypropylene and polymer alloys, a pigment dispersant, a processing aid for plastics like ABS, and to impart slip resistance to polishes.
What is the CAS number and formula for Polypropylene-graft-maleic anhydride?
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The CAS number is 25722-45-6. The chemical formula is not explicitly provided in the data.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Polypropylene-graft-maleic anhydride with a maleic anhydride content of 8-10 wt. % and average molecular weights of Mn ~3,900 and Mw ~9,100 (by GPC). TSS does not represent this product as USP, EP, or BP grade.
How should Polypropylene-graft-maleic anhydride be handled?
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Handling requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. The material has a WGK rating of 3 in Germany.
How is Polypropylene-graft-maleic anhydride shipped?
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Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals and can arrange for the shipment and export of Polypropylene-graft-maleic anhydride.
How can I request a quote or sample?
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To request a quote or sample of Polypropylene-graft-maleic anhydride, please contact our sales team through the TSS website.
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