4,4'-(Hexafluoroisopropylidene)diphthalic anhydride Bulk Supply for Industrial Use
China Factory Direct
 |
|
| CAS number | 1107-00-2 |
| Product name | 4,4'-(Hexafluoroisopropylidene)diphthalic anhydride |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material 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) |
QUOTE TYPE
PACKAGING TYPE
TOTAL QUANTITY(KG)
PREFERRED SHIPPING METHOD
YOUR COMPANY
YOUR E-MAIL
Calculate Summary
Based on current marketvolatility and material availability.
Documents We Provide for 4,4'-(Hexafluoroisopropylidene)diphthalic anhydride
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 4,4'-(Hexafluoroisopropylidene)diphthalic anhydride Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 4,4'-(Hexafluoroisopropylidene)diphthalic anhydride
| Industry | Application | Process |
|---|---|---|
| Electronic Materials | Used to produce high-performance polyimide films for flexible printed circuit boards, liquid crystal displays, and semiconductor packaging | Polyimide synthesis via condensation polymerization, followed by film formation through casting or stretching |
| Aerospace | Manufacture of high-temperature-resistant, high-strength composite matrix resins | Thermal curing after polymerization with aromatic diamine monomers |
| Gas Separation Membranes | Gas-selective membrane material for CO₂ capture, hydrogen purification, and similar applications | Preparation of asymmetric or composite membrane structures via solution casting or interfacial polymerization |
| Optical Materials | Synthesis of highly transparent polyimides for optical lenses and flexible display substrates | Copolymerization with fluorinated or alicyclic diamines to control molecular structure and suppress charge-transfer complex formation |
| Specialty Coatings | Formulation of high-temperature-resistant, chemically resistant protective coatings | Application by spray or dip coating from polar solvents, followed by high-temperature imidization and curing |
Manufacturing Quality Control of 4,4'-(Hexafluoroisopropylidene)diphthalic anhydride
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantification by comparison of peak area against a certified reference standard using UV detection at 220 nm. |
| Moisture Content | Karl Fischer Titration | Electrochemical titration with iodine reagent to determine water content based on stoichiometric reaction. |
| Residual Solvents (e.g., DMF, THF) | GC-FID | Separation and quantification of volatile solvents using flame ionization detection after headspace or direct injection. |
| Acid Value | Acid-Base Titration | Neutralization of carboxylic acid groups with standardized KOH solution using phenolphthalein indicator. |
| Melting Point | Capillary Melting Point Apparatus | Determination of temperature range at which solid transitions to liquid under controlled heating rate. |
| Heavy Metals (Pb, Cd, Cr, Hg, As) | ICP-MS | Multi-element quantification via plasma ionization and mass spectrometric detection at trace levels. |
| Chloride Impurity | Ion Chromatography (IC) | Separation and conductivity-based detection of chloride anions in aqueous extract. |
| Sulfate Impurity | Ion Chromatography (IC) | Separation and conductivity-based detection of sulfate anions in aqueous extract. |
| Residue on Ignition | Gravimetric Analysis | Measurement of non-volatile inorganic residue after high-temperature ashing at 600 C. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity to calculate size distribution of dry or dispersed particles. |
| Color (APHA) | Visual Comparison or Spectrophotometer | Comparison of sample solution color intensity against platinum-cobalt standards or measurement at 455 nm. |
| Thermal Stability (TGA onset) | Thermogravimetric Analysis (TGA) | Monitoring mass loss as a function of temperature under nitrogen to determine decomposition onset temperature. |
Technical Specifications of 4,4'-(Hexafluoroisopropylidene)diphthalic anhydride
| Test Item | Specification |
|---|---|
| Appearance | White crystalline solid |
| Purity | >=98.0% (GC) |
| Water Content (KF) | <=0.5% |
| Melting Point | 215-220°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Identification (NMR) | Conforms to reference spectrum |
| Identification (IR) | Conforms to reference spectrum |
Specifications vary by industry. Reach out to our technical experts for a COA tailored specifically to your application. Email:selse@GRchemical.com
|
|
Download COA of 4,4'-(Hexafluoroisopropylidene)diphthalic anhydride
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 4,4'-(Hexafluoroisopropylidene)diphthalic anhydride
Safety Information of 4,4'-(Hexafluoroisopropylidene)diphthalic anhydride
| Pictograms |  |
| Signal Word | Danger |
| Safety Data Sheet | |
Packaging of 4,4'-(Hexafluoroisopropylidene)diphthalic anhydride
Industrial 4,4'-(Hexafluoroisopropylidene)diphthalic anhydride 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.
Use Bulk
Supply Factory
Direct ISO 9001
Certified Samples
Available Stable
Supply