|
HS Code |
470704 |
| Cas Number | 13025-17-7 |
| Molecular Formula | C18H18O4S |
| Molecular Weight | 330.40 |
| Appearance | Colorless to light yellow liquid |
| Boiling Point | 188°C at 3 mmHg |
| Density | 1.24 g/cm3 at 25°C |
| Refractive Index | 1.588 |
| Solubility In Water | Insoluble |
| Flash Point | ≥150°C |
| Functional Groups | Ether, Allyl, Sulfone |
As an accredited Diallyl Ether Bisphenol-S factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Diallyl Ether Bisphenol-S is packaged in a 500g amber glass bottle with a secure screw cap, labeled with hazard warnings. |
| Shipping | Diallyl Ether Bisphenol-S is shipped in tightly sealed, corrosion-resistant containers to prevent leaks and contamination. It is transported as a hazardous material according to regulatory guidelines, typically accompanied by appropriate hazard labeling and safety documentation. The shipment must be kept away from heat, sparks, and incompatible substances during transit and storage. |
| Storage | Diallyl Ether Bisphenol-S should be stored in a tightly closed container in a cool, dry, and well-ventilated area. Keep away from sources of ignition, heat, and incompatible materials such as strong oxidizers and acids. Protect from moisture and direct sunlight. Properly label the container and store in accordance with local chemical safety regulations to prevent accidents or degradation. |
Competitive Diallyl Ether Bisphenol-S prices that fit your budget—flexible terms and customized quotes for every order.
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Decades of manufacturing experience shape every batch of diallyl ether bisphenol-S leaving our site. Chemists in our plant know the value of consistent clarity and purity, whether it’s stored in drums on the warehouse floor or running through reactor lines. This molecule stands out with its unique double allyl-ether functionalization attached to a sulfone-bridged bisphenolic backbone. In practical terms, the two diallyl moieties enhance crosslinkability and reactivity compared to simpler bisphenol-derived monomers. These differences matter in real-world resin and polymer curing work—faster gel times, higher thermal durability, and solid chemical resistance profiles.
Our customers, from coatings developers to electronics material formulators, keep running into one problem: The market standard isn’t keeping up with their demand for both performance and reliability. Commodity bisphenol-based monomers might offer acceptable gloss or flexibility, but when high temperature use, dimensional stability, and hydrolytic resistance matter, the common grades don’t go far enough. Our diallyl ether bisphenol-S brings measurable differences to these metrics, delivering value that cannot be faked by resellers or repackagers.
Anyone who has spent time troubleshooting why a batch of resin cured with uneven hardness will recognize the frustration of variable raw material quality. We learned early on not to cut corners with raw phenolic sources or sulfonation conditions. The technical team monitors sulfonation at every stage, and allylation proceeds only after passing rigorous intermediate analysis. Our team has pushed the reproducibility of allyl functionalization to a fine science. Multiple in-process checks, precision temperature control, and downstream purification all come together. You wind up with diallyl ether bisphenol-S at purity levels above 99%, without byproducts lingering in the barrel.
Trace oligomer or incomplete etherification can throw off entire production runs of specialty resins. By eliminating these variables, customers achieve predictable, high-yield resin synthesis every time. They keep telling us how this consistency lets them fine-tune their processes, skip extra purification, and avoid rework. It ultimately trims weeks from commercial product development schedules.
What makes this compound different starts with the backbone. The bisphenol-S unit, with its rigid sulfonyl linkage, provides stronger resistance to oxidation and thermal breakdown. In contrast, standard bisphenol-A versions rely on isopropylidene bridges, which degrade and discolor under heat and electrical load. The sulfone group delivers higher polarity and better performance in hydrophilic environments.
Looking closer, the diallyl ether groups unlock high cure reactivity toward free radical and cationic systems. These pendant groups enable dense crosslinking, driving up glass transition temperature and making molding and encapsulation resins less prone to creep under stress. End-users notice the difference in electronic laminates, where mechanical and dielectric stability must survive long exposures at elevated temperatures. In composites, higher crosslink density translates directly to greater stiffness and lifespan under cyclic thermal shocks.
We hear every week from customers seeking alternatives for ever-tougher applications. Engineers building electrical encapsulants need polymers that withstand solder reflow cycles. Researchers designing new photoresists want resistance to aggressive etchants and long-term exposure to high-energy UV. In both cases, diallyl ether bisphenol-S delivers reliability typical monomers can’t match.
Most commodity-grade diallyl monomers leave gaps—shelf-life issues, variable reaction rates, unwanted coloration, and off-gassing during cure. Materials scientists running comparative studies with our product see cleaner polymerization, brighter final colors, and minimal odor in the production area. At scale, this means easier compliance with workplace requirements and less lost material to off-spec batches. Some partners operate continuous reactors, clocking batch-to-batch reproducibility over months, not just isolated pilot runs.
A common challenge among epoxy and cyanate ester formulators arises when heat cycles push legacy materials past their softening points. Bisphenol-S brings higher resistance to hydrolysis and thermal decay compared to bisphenol-A or bisphenol-F, and the diallyl ether groups bond into resin matrices in ways other monomers simply don’t achieve. Feedback from end-users in aerospace and automotive sectors repeatedly highlights the value in extending operational temperature windows without relying on exotic additives.
Environmental regulations continue to pressure manufacturers to reduce volatile organic content and minimize persistent, toxic byproducts. Our diallyl ether bisphenol-S contains no halogens and demonstrates negligible leaching under standard storage conditions. Plants can adapt it into existing polymerization lines without major process changes or concerns about hazardous waste. Chemists running pilot batches often mention minimal foaming and predictable reaction profiles.
Older bisphenol-based intermediates often carried baggage—trace metal contaminants, phenolic odors, and susceptibility to thermal yellowing that threatened stability and device performance. We designed our production methods around targeted removal of ionic contaminants and eliminated the typical causes of batch variability. Testing in third-party labs and among our largest resin buyers confirms this: Cured resins using our diallyl ether bisphenol-S score consistently higher in thermal endurance, water resistance, and color stability tests. That helps companies shorten their product qualification cycles and gain more freedom in final formulation choices.
Every chemical sheet lists molecular weight, melting point, and reactivity profile for diallyl ether bisphenol-S. On production floors, success depends on more. We've seen operators get better pouring and mixing behavior thanks to carefully controlled crystal habits. Our crystalline product flows easily, resists agglomeration, and dissolves rapidly in typical resin precursors. Formulators using it in pilot-scale extruders and blend tanks often note reduced dusting compared to brittle powders from suppliers using outdated isolation procedures.
With a melting range stabilized between 105°C and 115°C, process engineers configure feeders and melt kettles for quick charging—there’s no waiting on uneven melting or worrying about scorching. This reduces run-up times and waste. Low residual solvents eliminate chemical interference in downstream polymerizations and cut down on occupational exposure risks for line workers. User experience matters. Teams working line shifts rely on predictable feed behavior and minimal cleanup, which translates into higher plant uptime.
Customers approach us with samples of diallyl biphenyl compounds and commodity bisphenol-A derivatives. These alternatives typically lack dual allyl functionalization or substitute the sulfonyl bridge for a weaker connector. Market-available diallyl bisphenol-A often depolymerizes or triggers uncontrolled gelation under alkaline or acidic conditions. Testing confirms diallyl ether bisphenol-S resists these issues, providing a stable path to controlled-cure thermosets.
The sulfone bridge does more than increase polarity. It delivers measurable improvements in dielectric properties, which shows up in the kind of high-reliability encapsulation necessary for LEDs, sensor packaging, or microswitch protection in harsh environments. Resins built from this base hold up under immersion testing, salt spray, and repeated temperature swings. Customers running polymeric blends for coatings work have reported more predictable viscosity development and reduced risk of phase separation—a persistent headache with bisphenol-F-based diallyl ethers sourced on the open market.
Some process managers like to experiment with including typical plasticizers or flexibilizers to push glass transition temperatures even higher. Diallyl ether bisphenol-S shows excellent compatibility with common resin modifiers like phthalate esters, aliphatic glycidyl compounds, or tetrafunctional epoxy resins. The product integrates without cloud points—an ongoing pain point for many halogenated monomers still in use today.
As a chemical producer, plant safety and full traceability are unavoidable priorities. Our batch records reach back to every raw input, validated through barcoded handling and QA technician signoffs. Staff work closely with local regulatory inspectors and maintain third-party audited waste management. The diallyl ether bisphenol-S outflow is monitored at the molecular level and physically, using real-time spectroscopic control and regular compliance pull samples. That’s how we maintain high product purity without compromise.
On the logistics side, drum and tote packaging avoids paint-lining additives that can project odors or contaminate sensitive batches. Tight control over outbound conditions ensures that downstream formulators start with product in the same state as it left our reactor. Customer audits verify each step. We document and retain sample splits for years and run additional foreign body controls for all food-contact or pharma-adjacent polymers.
It’s one thing to meet a spec on a datasheet. It’s another to help a partner solve technical problems in the real world. Over years of customer visits and site collaborations, we found that formulators sometimes needed adjustment to curing schedules, solvent blends, or filler loading. Our technical support staff carry experience not just from our own plant, but from troubleshooting dozens of field implementations worldwide. They’ve spent time in end-user pilot plants, adapting our diallyl ether bisphenol-S to new mixing protocols, or serving as liaisons for process redesigns when end-users want to kick out existing bisphenol-A resins.
Some new users struggle with stability or want advice on integrating into UV-cured or dual-cure resin systems. Our chemists share proven in-house protocols for formulation trials and scale-up. Customers have leveraged this know-how, optimizing cure shrinkage or after-cure color, often getting to commercialization faster and at lower technical risk. When hiccups arrive—unexpected color drift, unusual gel curves, raw material incompatibility—our team troubleshoots both remotely and onsite. No guesswork. Results show up not only in product quality but also in lower cost-of-lost batches.
Many available monomers are passed through trader networks and come with questionable batch history. Variance in impurity loads, batch yield swings, and process remnants often lead to costly surprises. Here, every lot receives full lot-to-lot characterization—NMR, GC-MS impurity scans, and off-gas testing. Our in-house testing tells us more than what’s listed on a generic COA. Repeat buyers see the difference: No surprises in spectral analyses, easier process validation, no forced downtime.
A focus on crystalline habit, melting range, and residual moisture keeps downstream processing reliable. Those who trial the product against standard diallyl ether bisphenol-A catch swift improvements in demolding time and a noticeable absence of sticky residues. This reliability means more on-time completions and fewer process interruptions. We listen to feedback from plant chemists and adjust, whether it’s tightening up pack-out weights, cutting delivery turnaround, or tweaking packaging for reduced operator handling stress.
The landscape for specialty polymers shifts constantly. Markets drive demand for lighter, longer-lasting materials able to function in more hostile environments without leaching, breaking down, or emitting forbidden substances. Diallyl ether bisphenol-S isn’t just an ingredient but a launch point for new technology platforms—from microelectronics encapsulants to corrosion-resistant coatings for bridges and EV components.
We are investing in enhanced QA equipment, better solvent recovery, and new analytical capabilities to keep advancing the process. Ongoing R&D aims to cut waste, shorten synthetic cycles, and open up finer control of molecular weight and functional group distribution. We share trial lots with university labs and partner with research institutes to expand the compound’s range into novel thermosetting systems.
In our position as the manufacturer, every inquiry is an opportunity to build two-way relationships. Plant managers and polymer chemists want more than a standard grade—they demand insight, reliability, and quick response times. We offer all that, starting from precise, repeatable synthesis through to packaging, logistics, and troubleshooting. No repackaged warehouse lots, no “gray market” intermediates. Experience on the production floor has shown time and again that quality upstream raw material pays back tenfold in downstream yield, smooth operation, and fewer recalls. Sourcing directly from us means fewer unknowns, a shorter supply chain, and a knowledge base that spans from molecule to market-ready product.
The best process ideas come from operators and chemists on the ground. We have always encouraged and acted on feedback—improving product lot tracking, simplifying empty package return, and sharing new handling protocols to save time and avoid injury. Collaboration has delivered improvements in particle sizing, slower dust-off, and better pallet stability. No suggestion is too minor. Our site managers and formulation chemists stay accessible for plant walk-throughs, sample trials, or urgent troubleshooting.
Every batch of diallyl ether bisphenol-S from our facility reflects years of technical learning and real-world problem-solving. This specialty monomer reshapes expectations in electronics, coatings, adhesives, and more, bringing measurable progress in physical and chemical reliability. Partners trust our product in their most sensitive and demanding work, not because of marketing promises, but because of proven outcomes—cycle after cycle, year after year. Our team is dedicated to pushing boundaries, responding to market needs, and sustaining the highest standards of safety and quality.
