ROTUBA H Cellulose Acetate is a classic thermoplastic cellulose organic acid ester, synthesized by acetylation with acetic anhydride and presented as powder. It has excellent toughness with 39% elongation, outstanding porous membrane performance, suitable for various molding processes such as injection molding and extrusion. It meets the comprehensive requirements of toys, packaging
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.
High Strength, Rigidity and Toughness - Tensile strength of 36.9MPa (yield), flexural strength of 57.9MPa, impact strength of 170J/M at 23℃, suitable for high - strength structural part molding.
Precise Molding Adaptability - Excellent melt fluidity, suitable for injection molding/extrusion/thermoforming, shortening production cycle and reducing processing cost.
Stable Environmental Resistance - Water absorption rate of 2.3%, load deformation of 1%-2% at 50℃, stable size after molding, suitable for various working conditions.
Safe Toy Manufacturing - High toughness and environmental protection, suitable for children's toy shells and structural parts, ensuring safety and durability in use.
High - end Eyeglass Frames - Balanced high rigidity and toughness, suitable for eyeglass frames and temples, both beautiful and structurally stable.
Precision Packaging Accessories - High gloss and easy to color, used for high - end packaging films, labels and buttons, improving the appearance texture of products.
Electronic Insulation Components - Good insulation performance, used for insulation films of electronic components and insulation layers of wires and cables, ensuring electrical safety.
| Chemical Name | Cellulose Acetate |
| CAS Number | 9004-35-7 |
| Chemical Formula | [C₆H₇O₂(OH)₃₋ₘ(OOCCH₃)ₘ] (m=0-3) |
| Physical Form | Powder |
| Specific Gravity | 1.28 g/cm³ |
| Rockwell Hardness | 93R |
| Tensile Strength | 36.9 MPa (Yield)46.2 MPa (Break, 23°C)25.2 MPa (Break) |
| Flexural Strength (Yield) | 57.9 MPa |
| Flexural Modulus | 1410 MPa |
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