Products

Pigment Yellow H4G

    • Product Name: Pigment Yellow H4G
    • Alias: C.I. Pigment Yellow 13
    • Einecs: 221-110-7
    • Mininmum Order: 1 g
    • Factroy Site: Yudu County, Ganzhou, Jiangxi, China
    • Price Inquiry: admin@ascent-chem.com
    • Manufacturer: Ascent Petrochem Holdings Co., Limited
    • CONTACT NOW
    Specifications

    HS Code

    938936

    Chemical Name Pigment Yellow H4G
    Color Index Number C.I. Pigment Yellow 13
    Appearance Bright yellow powder
    Chemical Class Diarylide Yellow
    Molecular Formula C36H32Cl2N6O4
    Molecular Weight 699.58 g/mol
    Light Fastness Good
    Heat Resistance Up to 180°C
    Oil Absorption 47-57 g/100g
    Solubility Insoluble in water
    Density 1.3-1.6 g/cm³

    As an accredited Pigment Yellow H4G factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Pigment Yellow H4G is packaged in a 25 kg net weight, double-layer kraft paper bag with a plastic inner lining for moisture protection.
    Shipping Pigment Yellow H4G is typically shipped in tightly sealed 25 kg fiber drums or plastic woven bags lined with polyethylene. It is transported as non-hazardous cargo, protected from moisture and direct sunlight. All packaging is labeled according to international shipping standards with batch numbers and product information for traceability.
    Storage Pigment Yellow H4G should be stored in a cool, dry, and well-ventilated area, away from direct sunlight, heat sources, and moisture. Keep the container tightly closed when not in use to prevent contamination. Store separately from incompatible materials such as strong oxidizing agents. Ensure that storage areas are clearly labeled and comply with safety regulations to avoid accidental exposure or spills.
    Application of Pigment Yellow H4G

    Purity 98%: Pigment Yellow H4G with purity 98% is used in automotive coatings, where it ensures high color intensity and consistent shade development. Particle size 0.2 μm: Pigment Yellow H4G with particle size 0.2 μm is used in plastic films, where it delivers uniform dispersion and smooth surface appearance. Lightfastness Grade 7: Pigment Yellow H4G with lightfastness grade 7 is used in outdoor signage, where it offers prolonged color retention under UV exposure. Heat stability 200°C: Pigment Yellow H4G with heat stability 200°C is used in polymer compounding, where it maintains color integrity during high-temperature processing. Oil absorption 40 g/100g: Pigment Yellow H4G with oil absorption 40 g/100g is used in offset inks, where it enables optimal viscosity and print quality. Resistance to acids: Pigment Yellow H4G with resistance to acids is used in industrial paints, where it improves durability in harsh chemical environments. Moisture content ≤1%: Pigment Yellow H4G with moisture content ≤1% is used in powder coatings, where it reduces risk of clumping and ensures storage stability. pH value 6.5–7.5: Pigment Yellow H4G with pH value 6.5–7.5 is used in water-based paints, where it enhances compatibility and dispersion stability. Tint strength 105%: Pigment Yellow H4G with tint strength 105% is used in printing inks, where it provides strong coloration and efficient pigment utilization. Dispersibility Rating A: Pigment Yellow H4G with dispersibility rating A is used in textile printing pastes, where it ensures even application and vivid print results.

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    For samples, pricing, or more information, please contact us at +8615365186327 or mail to admin@ascent-chem.com.

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    Tel: +8615365186327

    Email: admin@ascent-chem.com

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    Certification & Compliance
    More Introduction

    Pigment Yellow H4G: Lifting Color Performance in Modern Manufacturing

    Created for Real Production Demands

    As a chemical manufacturer, we face the constant question from partners and customers—what can truly improve color consistency and lasting power across a wide range of substrates? Pigment Yellow H4G stands out from our lineup because we developed it to meet practical production pressures seen daily on the factory floor. End users rely on the performance of their materials, and we have watched how generic yellow pigments sometimes lose brightness or coverage with exposure to sunlight or chemical environments. Over years of lab testing and collaboration with paint, plastics, ink, and textile producers, we engineered this pigment with an eye on authentic results, not marketing gloss.

    What really goes into Pigment Yellow H4G

    Manufacturing Pigment Yellow H4G involves more than mixing a colorant and boxing it up. Every batch follows a standardized process to ensure precise shade, particle stability, and dispersibility. We use strictly controlled raw materials sourced for high purity. Each production step—reaction, isolation, filtration, drying—has its own set of reliability points we refuse to compromise. Lab checks at every phase help us meet our own grade for clarity, tinting strength, and freedom from oversized agglomerates. As production scales up, we continually revisit these checkpoints, identifying improvements using both automation and hands-on evaluation from experienced technicians. There is little tolerance for shortcuts, because the cost always reappears as a complaint at an end-user’s workplace. Over time, this attention to detail is what wins trust from long-term industrial buyers.

    Market Application: Meeting Color Challenges Across Industries

    Pigment Yellow H4G serves a wide base: from high-volume commercial paints and coatings, to polyvinyl chloride and polyolefin plastics, to offset and flexographic inks, to specialty textile formulations. For paint makers, the issue is often sunlight resistance and sharpness after drying—many cheaper yellows fade or shift orange under UV. H4G resists this change, and repeated exposure testing in our own facilities as well as in field trials confirms it. Plastic processors benefit from H4G’s chemical stability; this pigment does not leach or react unpredictably with plasticizers or stabilizers, so it avoids the yellowing or darkening that can appear in finished parts. In inks, pigment flow and wetting make or break production efficiency. After years working with demanding flexographic and gravure printers, we fine-tuned H4G’s particle size so that it disperses smoothly without clogging screens or jets.

    The differences show up in small but measurable gains: reduced waste during mixing, less need for costly stabilizing agents, and fewer rejections for out-of-spec color. Factories come back to H4G not only for its clean mid-tone yellow, but because it has helped them lower batch-to-batch adjustment costs and deliver on customer contracts. The pigment does not deliver a miracle, but it makes the most of process conditions where consistency and resistance to color drift matter for profit. That’s the reason seasoned production managers stick with it even when tempted by new, unproven alternatives.

    How We Pinpointed the Formula

    The journey to H4G took place in response to problems seen directly inside manufacturing lines. Our chemists noticed that a large portion of complaints from partners stemmed from unpredictable bleeding and loss of chroma under heat. Starting with a classic diarylide structure, we pushed the synthesis toward fine granularity, using new solvent systems during precipitation and state-of-the-art filtration. The aim was to get a pigment that would offer real differentiation on test panels exposed to light, strong solvents, and thermal cycling. Each modification in our process was analyzed for cost and reproducibility, since commercial users cannot afford surprises in scale-up. By firing every sample through both accelerated weathering cabinets and practical outdoor exposure, we built a dataset on how the pigment held up after six months, a year, two years.

    In the process, we learned that real-world wear seldom matches laboratory predictions unless a pigment is designed for the rigors of cleaning agents and atmospheric changes. End-users who battle with rub-off and color migration taught us that there was no substitute for extensive hands-on testing under practical application conditions. The result of that honest back-and-forth produced a pigment which behaves in the field as it does under laboratory scrutiny. Customers trust the outcome because we adjust our batches in response to what happens outside our walls, not just to internal specifications.

    Truth about Product Differences: Not All Yellows Are Created Equally

    Buyers often ask how H4G compares to legacy yellow pigments or to specialty high-chroma grades. Several yellow pigments on the market can produce eye-catching color under ideal conditions, but a true workhorse stands out under pressure. The first distinction comes from color purity: our H4G gives a bright and balanced yellow—not a muddy or greenish undertone, and not so reddish that it skews blends. Its tinting strength is controlled so manufacturers avoid over-dosing, which saves on costs and keeps finished products within shade targets.

    In terms of resistance, many diarylide yellows fall short on heat stability, especially during extrusion or molding in plastics. We formulated H4G for higher temperature tolerance, based on repeated feedback from plastics processors requesting less yellowing during compounding and end-use. Ink users similarly demand resistance to solvent attack and rapid setting. H4G answers this by undergoing surface treatment during manufacturing, which delivers compatibility with both aqueous and solvent ink systems. Our own quality teams drew practical comparisons between this pigment and well-known alternatives, observing fewer issues with filter blockages, color drift, or flocculation after prolonged storage.

    Performance through Practical Testing

    No pigment earns a place in our catalog without earning its reputation through head-to-head testing on the shop floor. On real jobs, painters, printers, and compounders need to know how a colorant stands up to extended UV, detergents, and material stresses. Our development crew pulls samples of each batch and places them through repeated, standardized exposure cycles: heat, weather, humidity, and chemical baths. Color metrics, gloss retention, and clarity are all tracked, but we also chase the issues that turn into troubleshooting calls from our customers. Does the pigment pack out evenly, or clump under pressure? Does it interact with resins to cause hardening, or maintain flow through a line? These often-overlooked details make or break a pigment’s suitability for industrial use.

    Building from this feedback loop, we’ve changed particle treatment protocols, altered drying schedules, and tweaked our finishing process to head off known pain points. Every lesson comes directly from live production—not theoretical optimization. When a global plastics supplier could not hit their yellow shade on certain regrind lots, our team traced it to under-dispersed agglomerates and re-tooled our filtration system for finer control. Over time, these direct improvements have shaped H4G into a pigment both we and our customers rely on for high-volume, predictable performance.

    Safety, Regulations, and Our Own Quality Benchmarks

    Handling chemicals always pulls forward discussion about safety, health, and compliance. Pigment Yellow H4G is produced with that in mind, not as an afterthought. We source inputs from certified suppliers who provide full documentation on purity and contaminants. The finished product leaves our facility only after a battery of standard regulatory tests, covering heavy metal content, migration resistance, and ecological safety. Every region we supply brings its own regulatory demands, so our compliance crew tracks updates from organizations inside Europe, North America, and Asia. Adjusting production to these rules can slow down output occasionally, but it means our pigment never faces shipment rejections or recall events, which cost everyone in the supply chain.

    Every pallet delivered carries full batch traceability records. If a rare problem does occur, we conduct root-cause analysis on our own systems, not finger-pointing toward external partners. Customer feedback forms the basis for ongoing safety workshops—one slip in contamination or handling protocols can undo years of quality work. This mindset has allowed us to adopt stricter in-house testing before most external agencies demand it, minimizing risks for everyone from processors to final product users.

    Sustainability Through Real Choices, Not Greenwashing

    Many manufacturers now face scrutiny on environmental footprint, recyclability, and cradle-to-grave impacts. Rather than chase surface-level certifications, we’ve chosen to invest quietly but substantially in process improvements that cut both raw chemical use and energy draw during production of H4G. Several plant upgrades came from direct feedback on how wastewater and off-gassing affected local communities. For example, we shifted to closed-loop water recovery and solvent recycling at significant cost. Over the past three years, these changes have dropped both emissions and non-recoverable waste, benefitting everyone living near our operations.

    The pigment itself contains no intentionally added heavy metals or persistent organic pollutants, which allows safer disposal and less risk from trace contamination. Working alongside customers, we also provide tailored recommendations for pigment loading which balance visual impact with minimalist resource use, extending the life of every kilogram produced. We see sustainability as a combination of steady housekeeping and continuous internal review, not PR-friendly initiatives disconnected from the shop floor.

    Listening to Customer Needs: Communication Drives Improvement

    Key differences in pigment performance often show up only after scale-up. That’s where our technical support crew steps out of the lab and onto production lines with our clients. Production bottlenecks, unexpected batch failures, or color drift prompt an immediate response: hands-on troubleshooting, not platitudes or delayed call-backs. Some of our longest business relationships have grown from frank conversations about what worked, what failed, and what required a rethink.

    Adjustments might range from modifying recommended dispersant systems in a specific resin, to increasing pigment drying temperature for better integration in high-speed printing. We never hesitate to send our technical team directly to customer sites. This approach builds genuine understanding of application environments, so guidance reflects actual line speeds, cleaner types, and end-use demands. When customers share problems, we bring them back to our own process engineers for direct response. Small tweaks made alongside a customer often lead to bigger changes in our own plant, closing the learning loop.

    Reliability Under Production Pressure

    It’s easy to talk about pigment grades in terms of theoretical performance, but reliability means standing up to the realities of daily manufacturing. Factory environments rarely match textbook conditions. H4G shows its value when bulk orders run through high-shear mixers, or when converters need to blend small lots for a tight delivery window. During production rush seasons, paint and ink plants handle massive volumes, and deviations in pigment can slow down the whole line or cause expensive scrap. H4G’s batch-to-batch reproducibility comes from our in-process controls and careful attention to documentation; plant operators have learned to trust that a fresh shipment will match the last, both in shade and grind.

    We build relationships with our partners on results seen in their own data—lower rework rates, fewer complaints, and steadier production costs. These aren’t abstract benefits; they show up on the expense sheet and customer scorecards. Pigment buyers can check their own QC logs and see the trend over many quarters. That cumulative experience keeps the product a staple in both large-scale and niche formulations, well beyond what on-paper specifications can guarantee.

    Case Stories: Performance in the Field

    One global packaging company had struggled with ink rejecting on treated plastic film. Their internal tests showed variable color density—some rolls clear and bright, others cloudy after drying. When we brought H4G into their trials, our application chemists worked together with their ink technicians to match formulation pH and dispersant ratios, achieving a step-change in print coverage. The difference lay not just in pigment selection, but in direct line support and openness to customer process data.

    A regional extrusion molder producing garden tools required a yellow which would survive both aggressive outdoor service and intermittent exposure to cleaning chemicals. Initial attempts with common yellow pigments left tool housings dull and streaked after several months outdoors. By switching to H4G, the processor cut field failures and warranty returns, thanks to improved fastness and better stability during compounding. These improvements helped convince their own buyers to approve the switch for an entire line of colored SKUs, saving on returned merchandise and service costs.

    Continuous Improvement: H4G as an Ongoing Project

    Pigments rarely stand still, because market demands and manufacturing technology never stop moving. Each year brings new developments in resin chemistry, end-use standards, and application machinery. We review H4G’s performance continually against these shifts. Incoming suggestions from ink manufacturers have prompted us to test finer grind versions of the pigment for digital jetting systems. Plastics compounders’ requests for better heat resistance led us to reinforce our particle coating process, reducing yellowing in ever-thinner extrusion products.

    Learning from mistakes as much as from successes means being honest about where a pigment can be improved. If an unexpected challenge arises—such as a new regulation on trace ingredients, or changes in customer process speeds—we update our technical recommendations and, if needed, adjust our batch protocols. This openness to feedback benefits every buyer, since improvements made for one user often help others downstream.

    Looking Ahead: Committing to Real Value

    Our experience with Pigment Yellow H4G confirms that value comes from process reliability, not headline claims. In today’s competitive world, buyers have more choices and more aggressive price pressures than ever before. Actual savings come from fewer lost batches, tighter shade control, and reduced after-sale trouble calls. By listening to real practitioners, adapting our production, and never backing away from a technical challenge, we help our partners unlock more value in every run.

    Pigment Yellow H4G is not a catch-all answer; it stands as a tool built by and for those with genuine production needs. Its ongoing development springs from direct engagement with those who handle the mixing, molding, printing, and finishing of products that end up on store shelves or in industrial settings. For us as manufacturers, every success story—and every flagged trouble ticket—drives our next round of improvements. That’s the real source of excellence, and it shapes every batch that leaves our plant.

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