Pentaerythritol propoxylate triacrylate
Pentaerythritol propoxylate triacrylate (CAS: 145611-81-0) is a polyfunctional acrylate monomer with an average molecular weight of approximately 530 g/mol. This compound, characterised by its propoxylated pentaerythritol core and acrylate functional groups, is primarily employed in applications requiring crosslinking and rapid curing. It serves as a key component in the formulation of various polymer systems, contributing to enhanced performance characteristics in coatings, inks, and adhesives.
![Pentaerythritol propoxylate triacrylate ([H2C=CHCO2(C3H6O)nCH2]3CCH2(OC3H6)nOH) — chemical structure, CAS 145611-81-0; Chemistry, fine chemical supplied by Tech Serve Solutions](/_next/image?url=https%3A%2F%2Fpub-f4d920c906024441a773a96f7098e551.r2.dev%2Fimages%2Fproducts%2F145611-81-0.png&w=3840&q=75)
UV Curable Coatings
This monomer is utilised in radiation-curable coatings, where its multiple acrylate groups enable fast polymerisation under UV light. It contributes to hard, scratch-resistant finishes for substrates like wood, plastic, and metal.
Printing Inks
Its rapid curing properties make it suitable for UV-curable printing inks, offering excellent adhesion and durability on various printing surfaces. It is a component in formulations for packaging and graphic arts.
Adhesives
Pentaerythritol propoxylate triacrylate finds application in the formulation of radiation-curable adhesives, providing strong bonding capabilities and fast setting times for industrial assembly.
Polymer Synthesis
As a polyfunctional monomer, it can be used in the synthesis of specialty polymers and resins, where its structure imparts specific crosslinking densities and material properties.
| Molecular weight | 282.29 |
|---|---|
| Linear formula | [H2C=CHCO2(C3H6O)nCH2]3CCH2(OC3H6)nOH |
| Density | 1.08 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.464(lit.) |
| Contains / stabiliser | 300 ppm monomethyl ether hydroquinone as stabilizer |
Hazard statements
- H317May cause an allergic skin reaction
- H318Causes serious eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 41-43 |
| Safety statements (S) | 26-36/37/39 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Mol Wt | average Mn ~530 |
|---|
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 Pentaerythritol propoxylate triacrylate used for?
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Pentaerythritol propoxylate triacrylate is primarily used in UV-curable coatings, inks, and adhesives due to its polyfunctional acrylate nature which allows for rapid polymerisation and crosslinking. It is also used in polymer synthesis.
What is the CAS number and formula for Pentaerythritol propoxylate triacrylate?
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The CAS number is 145611-81-0. The linear formula provided is [H₂C=CHCO₂(C₃H₆O)n]₃CCH₂ (OC₃H₆)nOH, with an average Mn of approximately 530.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Pentaerythritol propoxylate triacrylate typically as a technical or research grade material. We do not represent this product as USP, BP, or EP grade unless explicitly stated otherwise in the product specifications.
What are the safety and handling considerations?
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This compound carries a Danger signal word and is classified with hazards H317 (May cause an allergic skin reaction) and H318 (Causes serious eye damage). Appropriate personal protective equipment, including eye protection, gloves, and respiratory protection, is essential. Handle in a well-ventilated area.
How is Pentaerythritol propoxylate triacrylate packed, shipped, and exported?
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Pentaerythritol propoxylate triacrylate is carefully packed in suitable containers to ensure product integrity during transit. We adhere to all relevant regulations for the global shipment and export of chemical products.
How can I request a sample or quote?
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To request a sample or a quote for Pentaerythritol propoxylate triacrylate, please contact our sales team through the website or by phone. Provide your specific requirements and shipping details.
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