Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Allnex EBECRYL 3720-OT40 Crosslinking Agent

Allnex EBECRYL 3720-OT40 is a multifunctional acrylated urethane crosslinking agent designed for high-performance UV/EB-curable coatings. It delivers excellent hardness, chemical resistance, and flexibility while enabling fast cure speeds and low shrinkage. Widely used in industrial wood, plastic, and metal finishes requiring durability and gloss retention.
  • allnex ebecryl 3720 ot40 crosslinking agent_c948bd25
  • allnex ebecryl 3720 ot40 crosslinking agent_c948bd25

Features Of Allnex EBECRYL 3720-OT40 Crosslinking Agent

  1. Highly efficient multifunctional acrylate crosslinker for UV/EB-curable systems.

  2. Low volatility and reduced odor, supporting improved workplace safety and regulatory compliance.

  3. Excellent compatibility with common acrylate monomers and oligomers, enabling formulation flexibility.

  4. Delivers superior surface hardness, chemical resistance, and scratch resistance in cured films.

  5. Enables rapid cure kinetics under both UV and electron beam (EB) irradiation.

Typical Applications Of Allnex EBECRYL 3720-OT40 Crosslinking Agent

  1. UV-curable wood coatings for furniture and flooring.

  2. Electron beam-cured overprint varnishes for flexible packaging and labels.

  3. Hard-coat formulations for plastic substrates including PET, PC, and ABS.

  4. Industrial UV inks for digital and screen printing applications.

  5. Functional coatings requiring high crosslink density, such as anti-graffiti or optical layers.

Specifications Of Allnex EBECRYL 3720-OT40 Crosslinking Agent

Chemical TypeMultifunctional acrylate crosslinker
Product FormClear, low-viscosity liquid
AppearanceColorless to pale yellow liquid
Primary ApplicationsUV/EB-curable coatings, inks, and adhesives
Key FeaturesLow volatility, high reactivity, excellent film formation
BenefitsEnhanced cure speed, hardness, and chemical resistance
Storage ConditionsStore below 30°C in tightly sealed containers, protected from light and moisture


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