Wholesale Epoxy Material Supplier & Product

High-Performance UV Curable Resins, Epoxy Acrylates & Specialized Oligomers for Global Industrial Applications

Guangdong Ever Ray Manufacturing Facility

About Guangdong Ever Ray Environmental Material Co., Ltd.

Established in 2006, Guangdong Ever Ray Environmental Material Co., Ltd. is a premier high-tech enterprise focusing on the R&D and manufacturing of oligomers for UV curable resin. Our comprehensive product portfolio includes high-performance epoxy acrylate, polyurethane acrylate (water-borne, aliphatic urethane, and aromatic urethane), polyester acrylate, pure acrylate, and other special functional modified acrylate oligomers.

We are dedicated to providing global industrial markets with reliable, highly reactive, chemical-resistant, and high-gloss prepolymers. By leveraging advanced polymerization techniques and strict quality control, we support critical application fields such as wood coatings, consumer electronics, printing inks, functional packaging, adhesives, and rapid-prototyping 3D manufacturing systems.

Core Technical Focus: Combining environmental compatibility with cutting-edge chemical engineering. Ever Ray's materials are engineered to lower VOC footprints while maximizing crosslinking efficiency and curing speeds, keeping our global clients ahead of strict international environmental regulations.

Advanced Production Bases & QC Infrastructure

Scale, precision, and safety are the structural pillars supporting Ever Ray's position as a reliable global wholesale supplier.

Dual Production Hubs for Uninterrupted Global Supply

To ensure supply chain resilience, Ever Ray operates two state-of-the-art chemical manufacturing facilities in Guangdong, China:

  • Jiangmen Production Base: Over 10,000 square meters configured for specialized custom syntheses, pilot trials, and high-performance functional monomer configurations.
  • Yunfu Production Base: Spanning 40,000 square meters, designed to manage high-volume standard product runs. Features advanced logistics warehousing and modern storage infrastructure.
  • Combined Capacity: Supported by more than 10 highly automated production lines, delivering an annual production capacity exceeding 20,000 tons of UV curable prepolymers.

Our facilities are operated under strict compliance with the ISO9001 Quality Management System and ISO14001 Environmental Management System. The entire manufacturing environment is integrated with a DCS (Distributed Control System) computerized automation controller, ensuring batch-to-batch consistency and high safety standards.

Inside our DCS-controlled chemical synthesis reactors and testing labs.

Global Strategic Competitive Edge

Why Tier-1 industrial buyers partner with Ever Ray for raw material procurement.

China's Supply Chain Advantages

Operating from Guangdong places Ever Ray at the epicenter of the global chemical supply chain. We source high-grade raw materials directly, minimizing internal logistics lag. This operational layout, paired with optimized synthesis pathways, translates to stable pricing and reliable delivery schedules for international partners.

Intense R&D & IP Protection

With over 15 full-time technicians and 10+ utility and invention patents, we focus heavily on application testing. Our engineering team designs custom prepolymers to match client-specific metrics for curing speed, yellowing prevention, shrinkage control, and viscosity adjustment.

Global Regulatory Alignment

We ensure that global shipments conform to safety parameters, providing comprehensive Safety Data Sheets (SDS), Technical Data Sheets (TDS), and product compliance profiles (such as REACH alignment and low-VOC classifications) for seamless customs entry.

2006
Year Established
50,000㎡
Combined Facility Area
20,000+ T
Annual Production Capacity
10+
Invention & Practical Patents

High-Performance Epoxy Acrylate and UV Prepolymer Dynamics

UV curing technology relies on rapid polymerization initiated by ultraviolet light. In this chemistry, the choice of oligomer defines the core properties of the cured film. Epoxy acrylates are widely recognized for their fast cure rate, high hardness, excellent chemical resistance, and high gloss. However, unmodified bisphenol-A epoxy acrylates can sometimes exhibit high shrinkage and low flexibility. To address these characteristics, Ever Ray synthesizes modified structures—such as our low-shrinkage modifications—to optimize toughness without sacrificing adhesion.

Comparative Prepolymer Performance Matrix

Selecting the correct oligomer class depends on your mechanical and environmental specifications. The table below highlights the relative performance profiles across our primary chemistry groups:

Oligomer Class Cure Rate Adhesion Profile Hardness / Wear Flexibility / Elongation Principal Applications
Modified Epoxy Acrylate (e.g., 6203F, 6106) Excellent High (Improved) Very High Moderate Paper varnishes, wood topcoats, plastic coatings, screen inks
Polyurethane Acrylate (UA) (e.g., 7296-1) High Excellent High Very High 3D shoe elastomers, vacuum metallization, scratch-resistant coatings
Polyester Acrylate (e.g., 5501, 5052B-2) Moderate to High Good Moderate Good LED-UV wood coatings, flexo packaging inks, dilution adjusters
Hyperbranched Acrylates (e.g., 4600) Ultra-Fast Good Extremely High Low (High Tg) High-hardness protective varnishes, low-viscosity optical inks

Macro-Industry Application Profiles

Our product portfolio is engineered to address key technical demands across multiple industries:

  • High-Speed Commercial Printing: Overprint varnishes require ultra-low viscosity and fast polymerization under traditional mercury or modern LED lamps to prevent offsetting. Our polyester acrylates provide optimal wetting and pigment stabilization.
  • Consumer Electronics & Vacuum Plating: Substrates like ABS and polycarbonate require excellent adhesion and scratch resistance. Oligomers like our 1730 UV resin prevent delamination on metallic vapor-deposition layers.
  • Additive Manufacturing (3D Printing): Photopolymer resins for footwear and functional prototypes require low volumetric shrinkage to maintain dimensional accuracy, combined with high tensile elasticity. Our dual-curing resins are designed to meet these requirements.

Ever Ray R&D Patent Certification

Technical Q&A: Solved by Chemistry Experts

In-depth insights into polymerization, processing, and application engineering.

Q1: What causes volumetric shrinkage in UV-curable epoxy acrylates, and how does Ever Ray minimize it?
Volumetric shrinkage occurs during polymerization when covalent bonds replace weak van der Waals interactions, pulling the monomer units closer together. In standard bisphenol-A epoxy acrylates, high crosslinking density can lead to shrinkage rates of 5% to 10%, causing warpage or loss of adhesion on non-porous substrates. Ever Ray addresses this by introducing flexible segment modifications (as seen in our 6203F prepolymer). These modifications cushion the developing crosslinked network, absorbing mechanical stress and preserving adhesion without reducing surface hardness.
Q2: How does dual-cure UV resin (such as 72017A-8) function in 3D-printed footwear applications?
Dual-cure systems utilize two distinct polymerization mechanisms to ensure uniform curing in complex geometries. In 3D printed footwear midsoles, light exposure triggers the initial UV polymerization, forming the structural shape. A secondary thermal cure (moisture or heat-activated) then proceeds in the shadowed areas where UV light cannot reach. This process ensures the elastomer achieves its full mechanical properties, including high rebound, low compression set, and reliable tear resistance.
Q3: Why are polyurethane acrylates preferred over epoxy acrylates for vacuum plating varnishes?
Vacuum metallization requires basecoats and topcoats that can handle the thermal expansion and contraction of plastic substrates. Standard epoxy acrylates are rigid and may crack under thermal stress. Aliphatic polyurethane acrylates (such as our 1730 or 7296-1) provide high elasticity, good adhesion to metal layers, and excellent resistance to yellowing. This ensures the bright metallic finish remains durable over time.
Q4: What are the main benefits of LED-UV curing systems compared to traditional mercury arc lamps?
LED-UV curing systems operate at a narrow emission wavelength (typically 385nm or 395nm), generating significantly less heat than broad-spectrum mercury lamps. This makes them ideal for heat-sensitive film and thin wood veneer applications. In addition, LED lamps consume less power, contain no mercury, and offer instant on/off operation. Prepolymers like our Polyester Acrylate 5501 are engineered to cure efficiently under these specific LED wavelengths.
Q5: How does Ever Ray control batch consistency and product quality?
We use a DCS (Distributed Control System) computerized automation system to control feed rates, temperatures, and reaction times in our synthesis vessels. Every production run undergoes quality control testing (including viscosity, acid value, color scale, and curing speed evaluation) to ensure batch-to-batch consistency. Our processes are certified under the ISO 9001 and ISO 14001 standards.