China Factory Direct
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| CAS number | 68410-23-1 |
| Product name | Fatty acids, C18-unsatd., dimers, reaction products with polyethylenepolyamines |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial GradeMaterial GradeElectronic GradeSpecialty 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 & Inks | Used as ink binder and film-former for flexible coatings | Solution blending, solvent-based coating |
| Adhesives | Provides high adhesion and flexibility to substrates such as metals and plastics | Hot-melt adhesive formulation, solvent-based adhesive formulation |
| Packaging Materials | Used as bonding layer in food packaging laminates | Co-extrusion, dry lamination |
| Textiles | Applied as fiber treatment agent to improve hand feel and abrasion resistance | Impregnation, coating finishing |
| Electronics & Electrical | Used as protective coating for flexible printed circuit boards | Coating, film formation via curing |
| Automotive | Manufactured into heat- and chemical-resistant interior components and structural adhesives | Injection molding, adhesive assembly |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Acid Number | Acid-Base Titration | Measures free carboxylic acid groups by titration with standardized KOH solution in alcoholic medium. |
| Amine Number | Acid-Base Titration | Quantifies free amine groups via titration with standardized HCl solution using bromocresol green indicator. |
| Viscosity (Solution) | Capillary Viscometry | Determines relative or intrinsic viscosity of polymer solution in specified solvent at controlled temperature. |
| Moisture Content | Karl Fischer Titration | Electrochemical titration method that quantifies water based on iodine-sulfur dioxide reaction stoichiometry. |
| Ash Content | Gravimetric Analysis (Ignition) | Measures inorganic residue remaining after high-temperature combustion of sample in muffle furnace. |
| Melting Point | Differential Scanning Calorimetry (DSC) | Detects thermal transition temperature by measuring heat flow difference between sample and reference during heating. |
| Intrinsic Viscosity | Capillary Viscometry | Calculates intrinsic viscosity from concentration-dependent relative viscosity measurements in dilute solution. |
| Residual Solvent | Gas Chromatography (GC) | Separates and quantifies volatile organic solvents using capillary column and flame ionization detection. |
| Heavy Metals (Pb, Cd, Hg, Cr) | ICP-OES | Simultaneously quantifies trace metal elements after acid digestion by measuring element-specific atomic emission intensities. |
| Particle Size Distribution | Laser Diffraction | Determines size distribution of solid resin particles by analyzing angular dependence of scattered laser light. |
| Color (APHA) | UV-Vis Spectrophotometry | Measures yellowness index or APHA color value by absorbance at 430 nm in solution relative to platinum-cobalt standards. |
| Gel Content | Soxhlet Extraction | Quantifies crosslinked fraction as insoluble residue after reflux extraction with specified solvent (e.g., formic acid). |
| Test Item | Specification |
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| Appearance | White to off-white granular solid |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 210–225°C |
| Acid Value (mg KOH/g) | <15.0 mg KOH/g |
| Total Impurities | <=1.5% |
| Heavy Metals | <=20 ppm |
| Solubility | Soluble in m-cresol and concentrated sulfuric acid; insoluble in water and common organic solvents |
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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.