1,1'-Isophthaloylbiscaprolactam Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 7381-13-7 |
| Product name | 1,1'-Isophthaloylbiscaprolactam |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeIndustrial 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) |
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Documents We Provide for 1,1'-Isophthaloylbiscaprolactam
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 1,1'-Isophthaloylbiscaprolactam Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 1,1'-Isophthaloylbiscaprolactam
| Industry | Application | Process |
|---|---|---|
| Polymers | Monomer for nylon copolymer synthesis | Used as a comonomer in melt polycondensation to modify polyamides such as nylon 6 and nylon 66, enhancing heat resistance, flexibility, and processability |
| Fiber manufacturing | Specialty fiber production | Incorporated during polymerization to produce modified polyamide fibers with superior dyeability and elasticity, suitable for premium textiles |
| Coatings and adhesives | High-temperature-resistant resin component | Used in the synthesis of heat-resistant polyamide resins for crosslinking modification of coatings and structural adhesives, improving thermal stability and adhesion |
Manufacturing Quality Control of 1,1'-Isophthaloylbiscaprolactam
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantification based on peak area comparison against a certified reference standard using reversed-phase chromatography and UV detection at 220 nm. |
| Moisture Content | Karl Fischer Titration | Electrochemical titration where iodine reacts stoichiometrically with water in a methanol-based solvent system. |
| Residual Solvents | GC-FID | Separation and quantification of volatile organic solvents using capillary gas chromatography with flame ionization detection. |
| Heavy Metals | ICP-OES | Multi-element quantification after acid digestion by measuring atomic emission intensities in an inductively coupled plasma. |
| Chloride Content | Potentiometric Titration with AgNO3 | Titration using silver nitrate solution with a silver/silver chloride electrode to detect endpoint via potential change. |
| Acid Value | Acid-Base Titration with NaOH | Neutralization of acidic impurities using standardized sodium hydroxide solution with phenolphthalein indicator. |
| Melting Point | Capillary Melting Point Apparatus | Thermal determination of solid-to-liquid transition temperature using calibrated capillary tube method per USP <741>. |
| Ash Content | Gravimetric Analysis | Measurement of non-volatile residue mass after high-temperature incineration at 550-600 C in a muffle furnace. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity to calculate volume-based particle size distribution in suspension. |
| Color (APHA) | Visual Comparison or Spectrophotometric Measurement | Evaluation of yellowness index by comparing sample solution absorbance at 430 nm against APHA platinum-cobalt standards. |
| Residual Catalyst (e.g., Ti, Sn) | ICP-MS | Ultra-trace elemental quantification after microwave-assisted digestion using inductively coupled plasma mass spectrometry. |
| Related Substances | HPLC-DAD | Identification and quantification of structurally similar impurities using diode array detection and retention time matching with reference standards. |
Technical Specifications of 1,1'-Isophthaloylbiscaprolactam
| Test Item | Specification |
|---|---|
| Appearance | White crystalline solid |
| Purity | >=98.0% |
| Melting Point | 245–249 °C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
| Residue on Ignition | <=0.1% |
| Identification (NMR) | Consistent with structure |
| Identification (IR) | Consistent with structure |
Specifications vary by industry. Reach out to our technical experts for a COA tailored specifically to your application. Email:selse@GRchemical.com
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Download COA of 1,1'-Isophthaloylbiscaprolactam
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 1,1'-Isophthaloylbiscaprolactam
Packaging of 1,1'-Isophthaloylbiscaprolactam
Industrial 1,1'-Isophthaloylbiscaprolactam Procurement FAQ
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.
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