Poly(vinyl alcohol-co-ethylene)
Poly(vinyl alcohol-co-ethylene) (CAS: 25067-34-9), a copolymer with ethylene content of 27 mol %, offers unique hydrophilic properties. This material is characterized by its high transition temperatures, with a melting point (Tm) of 191 °C and a glass transition temperature (Tg) of 72 °C. It exhibits good solubility in DMSO and specific solvent mixtures. Ideal for applications requiring water solubility and film-forming capabilities, this polymer is supplied by Tech Serve Solutions for various material science research and industrial purposes.
![Poly(vinyl alcohol-co-ethylene) ((CH2CH2)x[CH2CH(OH)]y) — chemical structure, CAS 25067-34-9; Materials Science, fine chemical supplied by Tech Serve Solutions](/_next/image?url=https%3A%2F%2Fpub-f4d920c906024441a773a96f7098e551.r2.dev%2Fimages%2Fproducts%2F25067-34-9.png&w=3840&q=75)
Hydrophilic Material Science
Utilised in research and development for novel hydrophilic materials due to its water-soluble nature and film-forming characteristics.
Polymer Blends and Composites
Can be incorporated into polymer blends and composites to modify properties such as hydrophilicity, barrier performance, or mechanical strength.
Adhesives and Coatings
Its adhesive properties and ability to form films make it suitable for certain adhesive formulations and specialised coatings.
Textile Sizing Agent
Potentially employed as a sizing agent in the textile industry for warp yarns, offering film formation and adhesion.
| Linear formula | (CH2CH2)x[CH2CH(OH)]y |
|---|---|
| Density | 1.2 g/mL at 25 °C |
| Solubility | DMSO, water/n-propanol (1:1), and phenol: soluble |
| Impurities tested | <0.7% polymerized vinyl acetate |
| Composition | ethylene, 27 mol % |
| 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.
| Transition Temp | Tm 191 °C (DSC peak)Tg 72 °C |
|---|---|
| Hardness | 104 (Rockwell M, ASTM D 785) |
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(vinyl alcohol-co-ethylene) used for?
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Poly(vinyl alcohol-co-ethylene) is used in material science applications, polymer blends, coatings, and as a potential textile sizing agent.
What are the CAS number and formula for Poly(vinyl alcohol-co-ethylene)?
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The CAS number is 25067-34-9. Its linear formula is (CH2CH2)x[CH2CH(OH)]y.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product with a composition of 27 mol % ethylene and less than 0.7% residual vinyl acetate. It is not supplied as USP, BP, or EP grade; TSS does not represent it as such.
What are the safety and handling precautions for this chemical?
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Appropriate personal protective equipment, including eyeshields, gloves, and a P1 (EN143) or N95 (US) respirator filter, should be used. The WGK (Germany) classification is 3.
How is Poly(vinyl alcohol-co-ethylene) packed and shipped?
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Tech Serve Solutions packs and ships this chemical according to international regulations for chemical exporters.
How can I request a sample or quote?
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To request a sample or a quote, please contact our sales department through the website or by phone.
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