Poly(styrene-co-maleic anhydride), partial cyclohexyl/isopropyl ester, cumene terminated
Poly(styrene-co-maleic anhydride), partial cyclohexyl/isopropyl ester, cumene terminated (CAS: 160611-51-8) is a functionalised copolymer with an average molecular weight of approximately 1,700 g/mol. This polymer features esterified acid groups from maleic anhydride, providing hydrophobic properties. It serves as a versatile agent in various industrial applications, including surface modification and formulation enhancement.
- IUPAC
- maleated copolymer,maleated polymer,maleic copolymer
- Synonyms
- 160611-51-8

Film Levelling Aid
This copolymer functions as an effective levelling aid in film applications, promoting a smooth and uniform surface finish.
Shampoo Additive
It is utilised in shampoo formulations as an embrittling agent and an anti-resoil agent, contributing to product performance and feel.
Pigment Dispersion
The material acts as a pigment dispersant, aiding in the uniform distribution of pigments within various matrices.
Paper Sizing
It finds application in paper manufacturing as a sizing agent, influencing the paper's resistance to liquid penetration.
Grinding Fluid Component
This polymer serves as a component in aqueous grinding fluids, facilitating efficient grinding processes.
| Solubility | ketones, ethers and alkali: soluble |
|---|---|
| Application | Leveling aids in films, embrittling/anti-resoil agents in shampoos, pigment dispersants, paper sizing and aqueous grinding fluids. |
| Composition | acid groups converted to cyclohexyl ester, 50%acid groups converted to isopropylester, 17% |
| Melting point | 160-170 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Mol Wt | average Mn ~1,700 by GPC |
|---|---|
| Transition Temp | Tg 124 °C |
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 Poly(styrene-co-maleic anhydride), partial cyclohexyl/isopropyl ester, cumene terminated used for?
+
This compound is used as a levelling aid in films, an embrittling/anti-resoil agent in shampoos, a pigment dispersant, and in paper sizing and aqueous grinding fluids.
What are the CAS number and formula for this chemical?
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The CAS number is 160611-51-8. The formula is not provided in the available data.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product with an average Mn of ~1,700 by GPC. TSS does not represent it as USP, BP, EP, or other pharmacopoeial grades.
How should this chemical be handled safely?
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This chemical is a warning substance that causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). It is advised to wear a dust mask type N95 (US), eyeshields, and gloves. Avoid breathing dust.
How is this chemical packed, shipped, and exported?
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Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals. Specific packing and shipping details are available upon request.
How can I request a sample or quote for this product?
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To request a sample or quote, please contact the Tech Serve Solutions sales team through our official channels.
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