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

Allnex EBECRYL 4740 Crosslinking Agent

Allnex EBECRYL 4740 is a multifunctional acrylated urethane crosslinking agent designed for high-performance UV/EB-curable coatings and inks. It delivers excellent hardness, chemical resistance, flexibility and rapid cure speed. Widely used in industrial wood, plastic and metal finishes where durability and low shrinkage are critical. Part of Allnex’s premium EBECRYL® reactive diluent & crosslinker series.
  • allnex ebecryl 4740 crosslinking agent_d5a58557
  • allnex ebecryl 4740 crosslinking agent_d5a58557

Features Of Allnex EBECRYL 4740 Crosslinking Agent

  1. Highly functional aliphatic urethane acrylate oligomer designed for rapid UV/EB curing.

  2. Delivers excellent flexibility, impact resistance, and adhesion to diverse substrates including plastics and metals.

  3. Low viscosity enables easy formulation blending and supports high-solids or solvent-free coating systems.

  4. Provides outstanding chemical resistance and surface hardness in final cured films.

  5. Compatible with common photoinitiators and other acrylate monomers and oligomers.

Typical Applications Of Allnex EBECRYL 4740 Crosslinking Agent

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

  2. Plastic coatings for automotive interior trim and consumer electronics.

  3. Industrial metal coatings requiring flexibility and durability.

  4. Overprint varnishes (OPVs) for flexible packaging and premium printing.

  5. 3D printing resins requiring toughness and dimensional stability.

Specifications Of Allnex EBECRYL 4740 Crosslinking Agent

Chemical TypeAliphatic urethane acrylate oligomer
Product FormLiquid
AppearancePale yellow to amber transparent liquid
Viscosity (25°C, mPa·s)1,800–2,400
Acid Number (mg KOH/g)< 5
Refractive Index (25°C)1.475–1.485
Primary ApplicationsUV/EB-curable coatings, inks, and adhesives
Key FeaturesFlexibility, adhesion, low shrinkage, fast cure response


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