4,4'-Cyclohexylidenebisphenol Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 843-55-0 |
| Product name | 4,4'-Cyclohexylidenebisphenol |
| 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) |
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Documents We Provide for 4,4'-Cyclohexylidenebisphenol
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 4,4'-Cyclohexylidenebisphenol Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 4,4'-Cyclohexylidenebisphenol
| Industry | Application | Process |
|---|---|---|
| Plastics Industry | Polycarbonate manufacturing | Reacted with phosgene to form polycarbonate prepolymers, followed by polymerization to yield the final product. |
| Rubber Industry | Synthetic rubber modifier | Used as a crosslinking agent in rubber vulcanization to enhance heat resistance and mechanical properties of rubber products. |
| Resin Manufacturing | Epoxy resin production | Reacted with epichlorohydrin to produce bisphenol Z-based epoxy resins for coatings and adhesives. |
| Coatings Industry | High-performance coating additive | Incorporated into coating formulations to improve film adhesion, hardness, and chemical resistance. |
| Electronic Materials | PCB substrate material | Used as a raw material to synthesize copper-clad laminate substrates exhibiting excellent electrical insulation and dimensional stability. |
Manufacturing Quality Control of 4,4'-Cyclohexylidenebisphenol
| Test Item | Common Testing Method | Method Overview |
|---|---|---|
| Assay | High-Performance Liquid Chromatography (HPLC) | Uses a C18 reversed-phase column with gradient elution employing methanol-water or acetonitrile-water as the mobile phase. Detection is performed using a UV detector at 275–280 nm, and quantification is achieved via an external standard method. Suitable for accurate quantification of bisphenol Z in high-purity samples. |
| Purity and Impurity Analysis | Gas Chromatography-Mass Spectrometry (GC-MS) | After derivatization (e.g., silylation), the sample is separated by GC and analyzed by a mass spectrometer for qualitative and semi-quantitative determination of bisphenol Z and its organic impurities. Applicable for detecting volatile and semi-volatile impurities. |
| Structural Confirmation | Fourier Transform Infrared Spectroscopy (FTIR) | Confirms structure based on characteristic functional group absorption peaks (e.g., phenolic hydroxyl at 3300 cm⁻¹, aromatic ring at 1600–1500 cm⁻¹). Used for preliminary identification of raw materials and batch-to-batch consistency comparison. |
| Residual Solvent Testing | Headspace Gas Chromatography (HS-GC) | Determines residual organic solvents (e.g., toluene, acetone) potentially remaining from manufacturing processes according to pharmacopeial or relevant standards. Flame Ionization Detector (FID) is used to ensure product compliance with safety limits. |
| Moisture Content | Karl Fischer Titration | Accurately measures moisture content in the sample using volumetric or coulometric methods. A critical parameter for controlling the stability of raw materials. |
| Melting Point Determination | Melting Point Apparatus | Determines the melting temperature range of bisphenol Z (literature value approximately 160–163°C) using an automatic melting point instrument, used to assess purity and crystalline form consistency. |
| Heavy Metal Residue | Inductively Coupled Plasma Mass Spectrometry (ICP-MS) | After sample digestion, detects trace residues of heavy metals such as lead, cadmium, mercury, and arsenic, ensuring compliance with safety standards for pharmaceuticals or food contact materials. |
Technical Specifications of 4,4'-Cyclohexylidenebisphenol
| Test Item | Specification |
|---|---|
| Appearance | White crystalline solid |
| Purity | >=98.0% (GC-MS) |
| Melting Point | 162–166°C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
| Residue on Ignition | <=0.1% |
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 4,4'-Cyclohexylidenebisphenol
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 4,4'-Cyclohexylidenebisphenol
Safety Information of 4,4'-Cyclohexylidenebisphenol
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of 4,4'-Cyclohexylidenebisphenol
Industrial 4,4'-Cyclohexylidenebisphenol 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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