Cellulose acetate
Cellulose acetate (CAS: 9004-35-7) is a versatile cellulose derivative widely employed in various industrial applications. It is a thermoplastic polymer known for its toughness, clarity, and resistance to degradation. Primarily used in the manufacture of films, fibers, and plastics, cellulose acetate offers a biodegradable and renewable alternative to petroleum-based polymers. Its unique properties make it suitable for diverse material science applications.
- IUPAC
- Acetylcellulose
- Synonyms
- Acetylcellulose

Film and Sheet Production
Cellulose acetate is extruded into clear, tough films used for packaging, photographic film bases, and graphic arts applications. It provides excellent dimensional stability and clarity.
Fiber Manufacturing
It is spun into acetate fibers, commonly known as rayon acetate or simply acetate. These fibers are used in textiles for clothing linings, draperies, and upholstery due to their silky feel and lustrous appearance.
Plastic Components
The polymer is molded into various plastic articles, including eyeglass frames, tool handles, and decorative items. Its good moldability and aesthetic qualities are highly valued.
Coatings and Adhesives
Cellulose acetate serves as a base for lacquers, varnishes, and coatings, offering good adhesion and protective properties. It is also used in some adhesive formulations.
| Density | 1.3 g/mL at 25 °C(lit.) |
|---|---|
| Refractive index | n20/D 1.475(lit.) |
| Impurities tested | ≤3.0% water |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | nwg |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
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 Cellulose acetate used for?
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Cellulose acetate is used in the production of films, fibers for textiles, plastic components like eyeglass frames, and as a base for coatings and adhesives.
What is the CAS number and formula for Cellulose acetate?
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The CAS number for Cellulose acetate is 9004-35-7. Its chemical formula is not explicitly defined due to its polymeric nature and variable substitution.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Cellulose acetate with a water content of ≤3.0%. This product is typically considered a technical or research grade, and we do not represent it as USP, BP, EP, or food grade.
How should Cellulose acetate be handled safely?
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When handling Cellulose acetate, it is recommended to use safety measures such as eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter should be used if dust is generated. The substance is not classified as hazardous according to WGK German classification.
Is Cellulose acetate a controlled substance?
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No, Cellulose acetate is not listed as a controlled or scheduled substance.
How is Cellulose acetate packed and shipped?
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Cellulose acetate is carefully packed to ensure integrity during transport and is available for export globally by Tech Serve Solutions.
How can I request a sample or quote for Cellulose acetate?
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To request a sample or quote for Cellulose acetate, please contact our sales team through the website or by phone.
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