China Factory Direct
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| CAS number | 9004-36-8 |
| Product name | CELLULOSE ACETATE BUTYRATE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial GradeSpecialty GradeIndustrial GradeElectronic Grade |
| Packaging | 25KG/bag500KG/bag1000KG/bag |
| Sample | Test Samples Available (Click to Request Samples) |
| COA | View COA |
| Price | Get Quote |
| Supply Type | Bulk / Contract manufacturing / OEM |
| Shipping | FCL / LCL available |
| Payment Terms | Support FOB \ CIF \ EXW quotations, and accept Letter of Credit (L/C). |
| Manufacturer | Greenrock Chemical(China Factory) |
Based on current marketvolatility and material availability.
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
| Industry | Application | Process |
|---|---|---|
| Coatings | Film-forming agent, thickener | Used in formulating solvent-based coatings to improve leveling and gloss |
| Printing inks | Vehicle component | Enhances ink adhesion and drying speed; suitable for gravure and flexographic printing |
| Textile industry | Fiber finishing agent | Applied in fabric surface treatment to improve hand feel and wrinkle resistance |
| Paper industry | Paper coating | Improves paper abrasion resistance, water resistance, and printability |
| Plastics processing | Modification additive | Functions as a toughening agent and processing aid for thermoplastic resins |
| Medical devices | Coating material | Used in the preparation of controlled-release drug formulations and medical films |
| Electronics industry | Insulating coating | Applied as an insulating protective layer on wires and cables to provide good dielectric properties |
| Adhesives | Tackifier resin | Enhances initial tack and cohesive strength of adhesives |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Acetyl Content | Acid-Base Titration | Hydrolysis of acetyl groups followed by titration of liberated acetic acid with standardized NaOH. |
| Butyryl Content | Gas Chromatography (GC) | Quantification of butyric acid released after acid hydrolysis, detected via flame ionization detector. |
| Hydroxyl Content | Acetic Anhydride Pyridine Acetylation | Acetylation of hydroxyl groups followed by titration of unreacted anhydride with NaOH. |
| Viscosity (in specified solvent) | Capillary Viscometry | Measurement of flow time through a calibrated capillary tube under gravity to determine intrinsic or relative viscosity. |
| Moisture Content | Karl Fischer Titration | Electrochemical titration using iodine and sulfur dioxide to quantify water content based on stoichiometric reaction. |
| Ash Content | Gravimetric Analysis | Incineration at 550-600 C to oxidize organic matter, followed by weighing of residual inorganic ash. |
| Residual Solvents (e.g., acetone, methanol) | Gas Chromatography (GC) | Separation and quantification of volatile solvents using headspace injection and FID detection. |
| Heavy Metals (Pb, Cd, Cr, Hg) | ICP-OES | Atomization and excitation of metals in plasma; quantification via element-specific emission intensities. |
| pH of Aqueous Dispersion | Potentiometric Measurement | Determination of hydrogen ion activity using calibrated pH electrode in stabilized aqueous suspension. |
| Gel Time in Solvent | Visual Observation Method | Time required for solution to form a gel upon controlled heating or aging, observed under standardized conditions. |
| Particle Size Distribution | Laser Diffraction | Analysis of light scattering pattern from dispersed particles to calculate size distribution based on Mie theory. |
| Clarity and Color | UV-Vis Spectrophotometry | Measurement of absorbance at 430 nm and haze at 600 nm in standardized solution to assess yellowness and turbidity. |
| Test Item | Specification |
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| Appearance | White to off-white solid |
| Purity | Ac:13.0–14.0%, butanoyl:37.0–39.0% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Acid Value (mg KOH/g) | <=1.0 |
| Residue on Ignition | <=0.3% |
| Color (APHA/Pt-Co) | <=100 |
| Odor | Characteristic, mild ester-like |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
1. How do you ensure product quality consistency?
We rely on a mature China-based manufacturing system and implement strict batch control and quality inspection for every shipment. Our production process complies with ISO 9001 standards, and a COA is provided for each batch to ensure consistent and reliable quality.
2. Do you offer competitive pricing for bulk orders?
Yes, as a China-based manufacturer and bulk supplier, we provide tiered pricing based on order volume. We support FOB and CIF quotations, as well as L/C payment terms for large transactions to meet international trade requirements.
3. Can you support large-volume or long-term supply?
We have stable production capacity and a well-established supply chain, enabling continuous bulk supply. We support ton-level and container-level orders, as well as long-term cooperation projects.
4. What is your typical lead time?
For in-stock products, shipment can be arranged within 1–3 days. For bulk packaging or customized orders, lead time depends on the specific quantity and production schedule.
5. What documents do you provide?
We can provide complete documentation upon request, including COA, SDS, TDS, and other compliance certificates, meeting industrial procurement and export requirements.
6. Can you customize product specifications or packaging?
Yes, we support customization of parameters such as purity, impurities, residual solvents, and heavy metals. We also offer various bulk packaging options, including 25kg bags, drums, and IBC tanks, suitable for industrial applications and transportation.
7. What shipping options do you support?
We support both FCL (Full Container Load) and LCL (Less than Container Load) shipments, and can flexibly arrange logistics solutions based on order size to meet bulk chemical export needs.
8. Do you provide technical or application support?
Yes, we provide basic application guidance and technical support based on industry experience to help customers optimize product usage.
9. How do you handle compliance and export regulations?
We are familiar with international trade and export regulations, ensuring all products comply with relevant requirements. We also provide complete documentation to support smooth customs clearance and global delivery.