Poly-α-pinene
Poly-α-pinene (CAS: 70750-57-1), a hydrophobic polymer derived from α-pinene, offers unique properties for material science applications. Its chemical formula is (C10H16)n. With a glass transition temperature of -25 °C and a softening point of 25 °C, it functions effectively as a co-tackifier in adhesives and as an additive, particularly for enhancing low-temperature performance in adhesive formulations, including tapes.

Adhesive Co-Tackifier
Poly-α-pinene serves as a co-tackifier in various adhesive formulations. It contributes to the overall tack properties and can be particularly beneficial in hot melt adhesives.
Low-Temperature Adhesive Enhancement
This polymer is an effective additive for adhesives, especially when improved performance at low temperatures is required. It is commonly used in the formulation of tapes designed for cold environments.
Materials Science Research
As a hydrophobic polymer with specific thermal properties, Poly-α-pinene finds use in materials science research for developing novel polymeric materials and understanding polymer behaviour.
| Linear formula | (C10H16)n |
|---|---|
| Density | 0.96 g/mL at 25 °C(lit.) |
| Solubility | aliphatic and aromatic solvents: soluble |
| Application | Co-tackifier in adhesives. Additive to adhesives, especially tapes for low temperature applications. |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Flash point | >113 °C / >235.4 °F |
| 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.
| Transition Temp | Tg (DSC) −25 °C (onset)softening point 25 °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-α-pinene used for?
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Poly-α-pinene is primarily used as a co-tackifier in adhesives and as an additive to enhance the low-temperature performance of adhesives, particularly in tapes. It also finds applications in materials science research.
What is the CAS number and formula for Poly-α-pinene?
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The CAS number for Poly-α-pinene is 70750-57-1. Its linear formula is (C10H16)n.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Poly-α-pinene. While specific assay details may vary, it is suitable for research and industrial applications. We do not represent this product as USP, BP, or EP grade.
What are the safety and handling precautions for Poly-α-pinene?
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Handling Poly-α-pinene requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. The flash point is above 113 °C (235.4 °F), indicating a high flash point, and it has a WGK Germany rating of 3.
How is Poly-α-pinene packed, shipped, and exported?
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Tech Serve Solutions expertly packs, ships, and exports Poly-α-pinene globally, adhering to all necessary regulations for chemical transport to ensure safe and timely delivery to your laboratory or facility.
How can I request a quote or sample of Poly-α-pinene?
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To request a quote or a sample of Poly-α-pinene, please contact our sales department through the website or by phone. Our team will be pleased to assist you with your specific requirements.
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