High-Quality DLP Resin Product & Products

Advanced Photopolymer Oligomers & Custom UV Curable Resins for Industrial additive manufacturing, coatings, inks and precision adhesives.

The Evolution & Macro Trends of DLP Photopolymer Resins

Modern industrial additive manufacturing demands unmatched precision, mechanical fidelity, and rapid curing cycles. DLP (Digital Light Processing) 3D printing technology has emerged as a frontrunner due to its capability to project entire layers of photopolymer material simultaneously. However, the performance of DLP printed components depends highly on the molecular composition of the liquid photopolymer. As global supply chains transition from prototyping to end-use functional production, the chemical requirements for oligomers have shifted dramatically.

Key growth drivers in the DLP resin market involve mitigating volumetric shrinkage while maximizing crosslinking density. Our advanced polyurethane acrylates (PUA) and polyester acrylates address these needs by optimizing monomer reactivity and ensuring high dimensional stability post-cure. Modern systems require oligomers that combat oxygen inhibition, display excellent pigment dispersion for UV inks, and exhibit low-yellowing behaviors under continuous UV exposure.

Understanding the Mechanistic Shift in Curing

Industrial DLP applications demand specific light wavelength configurations (often 385nm or 405nm LEDs). The optimization of reactivity coefficients at these spectrums depends on molecular design. The presence of multifunctional reactive oligomers ensures rapid chain propagation without leaving high concentrations of unreacted monomer residues, which could compromise component toxicity profiles and safety metrics.

Oligomers Engineering: The Core of Chemical Integrity

The chemical landscape of UV curing is segmented into four primary categories: Epoxy Acrylates, Polyurethane Acrylates, Polyester Acrylates, and Pure Acrylic Specialty Monomers. At Ever Ray, we customize the polymer backbone to deliver distinct mechanical outcomes:

Polyurethane Acrylates (PUA)

Providing the ideal balance of high tensile strength, elasticity, and impact resistance. Our aliphatic PUA grades (like 7600 and 72027) resist weather and yellowing, making them suitable for long-term outdoor use and durable adhesive bonds.

Polyester Acrylates

Known for offering low viscosity configurations paired with rapid curing profiles. Highly utilized in offset, flexographic, and UV digital printing inks (such as 5403-2F) where fast substrate wetting and high gloss are required.

Special Modified Acrylates

Engineered for difficult substrates, offering strong adhesion, low volumetric shrinkage, and high surface hardness. Ideal for optical coatings, vacuum metalizing primers, and water transfer printing processes.

About Our Company

Guangdong Ever Ray Environmental Material Co., Ltd. established in 2006, is a high-tech enterprise focusing on the R&D and manufacturing of oligomers for UV curable resin such as epoxy acrylate, polyurethane acrylate (water-borne, aliphatic urethane, aromatic urethane), polyester acrylate, pure acrylate and other special functional modify acrylate oligomers.

We have more than 10 inventions patents and practical patents, with more than 15 technicians in our R&D department. We provide high reactivity, chemical resistance, and high gloss formulations for a wide variety of applications, including wood coatings, plastic, inks, adhesives, etc. We supply different formulations to meet our customer needs, both in terms of functional capability and cost savings. We focus on the harmony of technology and environmental protection, using science and technology to drive our future development while pursuing excellence and sustainable, green living.

Ever Ray Environmental Material Factory Facility
2006
Established Year
50,000㎡
Dual Production Bases
20,000T+
Annual Capacity
15+
R&D Chemists
Productive Capacity & Quality Control Systems

We operate two production bases: one in Jiangmen, Guangdong, with a production area of approximately 10,000 square meters, and a second facility in Yunfu, Guangdong, covering around 40,000 square meters. Both facilities feature quality control, storage, and logistics supporting equipment, bringing our annual production capacity to over 20,000 tons across more than 10 production lines.

To maintain consistent product quality, our factories run under the ISO9001 quality management system and the ISO14001 environmental management system, managed by a fully computerized DCS control system. Additionally, we select high-quality domestic and foreign raw materials, employ advanced scientific management methods, and consult with domestic UV material experts to support production safety and product stability.

Innovative Patents & Green Manufacturing

Ever Ray's R&D team continuously designs oligomer backbones to meet shifting market demands. Our development targets products that combine high reactivity with low VOC emissions, supporting green production standards. By focusing on both performance and environmental sustainability, we deliver solutions that match regulatory requirements for global markets.

Ever Ray Patents and Quality Certifications

Global Procurement & Industry-wide Custom Solutions

Industrial procurement departments require suppliers that provide consistent raw material quality and transparent technical documentation. Our customized solutions support diverse industrial sectors:

1. High-Performance SLA & DLP 3D Printing

Our 3D printing resins, like the 70250 UV-resin and ABS-Like 71209A-1 engineering resin, are designed for applications requiring high detail, low shrinkage, and high impact resistance.

2. Precision Adhesives & Electronic Bonding

For applications demanding reliable thermal and mechanical bonds, our resins (like 1762 and the 7253A-5 heat-resistant adhesive) provide stable adhesion under high-stress conditions.

3. Low-Emission Wood & Plastic Coatings

We produce low-odor, low-shrinkage oligomers designed for wood, PVC flooring, and plastic coatings, offering scratch resistance, chemical durability, and high surface gloss.

Through our fully computerized DCS operations, we manage polymerization reactions to ensure consistent performance from batch to batch. For bulk chemical distributors and global OEMs, this consistency reduces processing variation and supports reliable line operations.

Localization Compliance & International Supply Chain Security

Importing chemical materials requires compliance with diverse regional standards. Ever Ray designs its product lines to meet major international environmental frameworks, including EU REACH, RoHS, and TSCA regulations. Our logistics system manages shipping conditions, including temperature-controlled freight options, to prevent premature gelation of highly reactive acrylates during long-distance transit.

By offering detailed technical documentation, SDS (Safety Data Sheets), and Certificate of Analysis (COA) records for each batch, we assist international procurement departments with regional customs compliance and quality verification.

Technology Roadmap & Future Development Directions

The radiation curing industry is shifting toward more sustainable and high-performance material systems. Ever Ray's development roadmap focuses on:

  • Bio-Based Acrylates: Incorporating plant-derived carbon sources to reduce reliance on petroleum-based raw materials without losing mechanical properties.
  • Waterborne UV Oligomers: Developing dispersion systems that eliminate the need for organic solvent diluents, improving safety and reducing volatile emissions in wood and paper coatings.
  • Low-Skin-Irritation Monomers: Modifying the molecular weight and structure of reactive monomers to lower skin sensitizing risks, creating a safer handling profile for manufacturing operators.

Technical Q&A & Formulation Guidelines

Q1: How does Ever Ray control shrinkage in SLA/DLP 3D printing applications?
A: Volumetric shrinkage is caused by the close packing of monomer molecules during crosslinking. We address this by incorporating high-molecular-weight polyurethane acrylate oligomers with balanced functional density. This molecular structure minimizes the reduction in volume during curing while retaining high reactive efficiency.
Q2: Which oligomers are recommended for applications requiring low-yellowing under sunlight?
A: Aliphatic polyurethane acrylate oligomers, such as our 72027 and 7600 grades, are recommended. Unlike aromatic acrylates, aliphatic structures do not contain benzene rings, which degrade and yellow under continuous UV exposure.
Q3: How do the Jiangmen and Yunfu production plants ensure batch-to-batch stability?
A: Both facilities utilize centralized DCS computerized control systems to regulate reaction temperature, raw material feed rates, and vacuum pressure. Combined with strict raw material selection and ISO9001 procedures, this automated process keeps viscosity and curing speed within tight tolerances.
Q4: Can Ever Ray provide custom formulations for specific processing demands?
A: Yes. Our R&D department, with over 15 technicians, develops custom formulations to match specific performance specifications, processing parameters, and cost targets.