Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

ROTUBA M Cellulose Acetate

ROTUBA M Cellulose Acetate is a classic thermoplastic cellulose organic acid ester, synthesized by acetylation with acetic anhydride and presented as powder. It has outstanding toughness, high impact strength and good selectivity of porous membrane, suitable for injection molding, extrusion and other molding processes. It meets the comprehensive requirements of toys, stationery, packaging

Features Of ROTUBA M Cellulose Acetate

  1. Efficient Separation and Permeability - The porous structure has high selectivity and large water permeability, suitable for filtration and separation scenarios, ensuring separation accuracy and efficiency.

  2. High Toughness Adaptability - Elongation rate of 47%, impact strength of 270J/M at 23℃, suitable for flexible and impact - resistant structural part molding.

  3. Efficient Molding Adaptability - Good melt fluidity, suitable for injection molding/extrusion/thermoforming, shortening production cycle and reducing processing cost.

  4. Stable Environmental Resistance - Water absorption rate of 2.3%, controllable load deformation at 50℃, stable size after molding, suitable for various working conditions.

Typical Applications Of ROTUBA M Cellulose Acetate

  1. Safe Toy Manufacturing - High toughness and environmental protection, suitable for children's toy shells and flexible parts, ensuring safety and durability in use.

  2. Stationery Manufacturing - Good flexibility and impact resistance, suitable for pen holders and stationery accessories, improving use comfort and durability.

  3. Flexible Packaging Materials - Easy to process and high gloss, used for flexible packaging films and labels, improving the appearance texture of products.

  4. Electronic Flexible Components - Good insulation and flexibility, used for flexible insulation films of electronic components, ensuring electrical safety.

Specifications Of ROTUBA M Cellulose Acetate

Chemical NameCellulose Acetate
CAS Number9004-35-7
Chemical Formula[C₆H₇O₂(OH)₃₋ₘ(OOCCH₃)ₘ] (m=0-3)
Physical FormPowder
Specific Gravity1.27 g/cm³
Rockwell Hardness55R
Tensile Strength23.4 MPa (Yield)32.4 MPa (Break)13.4 MPa (Break)
Flexural Strength (Yield)33.1 MPa



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