BIS(3-ETHYL-5-METHYL-4-MALEIMIDOPHENYL)METHANE Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 105391-33-1 |
| Product name | BIS(3-ETHYL-5-METHYL-4-MALEIMIDOPHENYL)METHANE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeElectronic 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 BIS(3-ETHYL-5-METHYL-4-MALEIMIDOPHENYL)METHANE
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk BIS(3-ETHYL-5-METHYL-4-MALEIMIDOPHENYL)METHANE Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of BIS(3-ETHYL-5-METHYL-4-MALEIMIDOPHENYL)METHANE
| Industry | Application | Process |
|---|---|---|
| Polymers | Heat-resistant polymer crosslinker | Acts as a crosslinker for bismaleimide resins during high-temperature curing to enhance thermal stability and mechanical performance |
| Composites | Matrix resin component for advanced composites | Used in the preparation of composites for aerospace and electronics applications, forming high-performance network structures via thermally initiated polymerization |
| Electronics | Encapsulation material for printed circuit boards (PCBs) | Functions as a heat-resistant, low-dielectric-loss insulating material component suitable for high-frequency, high-speed circuit encapsulation processes |
| Coatings & Adhesives | High-performance heat-resistant coatings and structural adhesives | Incorporated into thermosetting resin formulations to deliver superior bond strength and oxidation resistance under elevated temperatures |
Manufacturing Quality Control of BIS(3-ETHYL-5-METHYL-4-MALEIMIDOPHENYL)METHANE
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reverse-phase HPLC with UV detection at 254 nm, comparing peak area to a certified reference standard. |
| Related Substances | HPLC-DAD | Separation and identification of impurities using HPLC coupled with diode array detection; relative retention times and spectral matching support qualification. |
| Residual Solvents | GC-FID | Headspace GC with flame ionization detection to quantify volatile organic solvents (e.g., acetone, toluene, DMF) based on calibrated external standards. |
| Moisture Content | Karl Fischer Titration | Volumetric or coulometric titration using iodine-based reagent to determine water content via stoichiometric reaction with water. |
| Heavy Metals | ICP-MS | Multi-element quantification of toxic metals (e.g., Pb, Cd, Hg, As) after acid digestion, using isotopic detection for high sensitivity and selectivity. |
| Chloride Content | Ion Chromatography | Separation and quantification of chloride anions using suppressed conductivity detection with a carbonate/bicarbonate eluent. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition observed visually or via automated optical detection as solid-to-liquid phase change under controlled heating rate. |
| Appearance | Visual Inspection | Assessment of physical state, color, and presence of visible particles or discoloration against established reference standards under controlled lighting. |
| Bulk Density | ASTM D1895 Method A | Measurement of mass per unit volume of freely settled powder using a calibrated cylinder and analytical balance. |
| Loss on Drying | Gravimetric Analysis (105 C, 2 h) | Weight loss after drying under specified temperature and time, indicating volatile matter including residual solvents and moisture. |
| pH of Aqueous Suspension | pH Meter | Measurement of hydrogen ion activity in a defined suspension (e.g., 1% w/v in water) using calibrated pH electrode. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity versus angle to determine volume-based particle size distribution in dispersed dry or wet samples. |
Technical Specifications of BIS(3-ETHYL-5-METHYL-4-MALEIMIDOPHENYL)METHANE
| Test Item | Specification |
|---|---|
| Appearance | White solid |
| Purity | >=98.0% (LC-MS) |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 148–152°C |
| 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 BIS(3-ETHYL-5-METHYL-4-MALEIMIDOPHENYL)METHANE
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of BIS(3-ETHYL-5-METHYL-4-MALEIMIDOPHENYL)METHANE
Safety Information of BIS(3-ETHYL-5-METHYL-4-MALEIMIDOPHENYL)METHANE
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of BIS(3-ETHYL-5-METHYL-4-MALEIMIDOPHENYL)METHANE
Industrial BIS(3-ETHYL-5-METHYL-4-MALEIMIDOPHENYL)METHANE 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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