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

Allnex EBECRYL 4666 Crosslinking Agent

Allnex EBECRYL 4666 is a multifunctional acrylated urethane crosslinking agent from the EBECRYL series, delivering rapid UV/EB cure speed, excellent flexibility, and high chemical resistance for demanding industrial coatings and inks.
  • allnex ebecryl 4666 crosslinking agent_44a8b9af
  • allnex ebecryl 4666 crosslinking agent_44a8b9af

Features Of Allnex EBECRYL 4666 Crosslinking Agent

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

  2. Delivers excellent flexibility and impact resistance in cured films without compromising hardness.

  3. Low viscosity enables easy formulation blending and improved pigment/wetting agent compatibility.

  4. Provides outstanding adhesion to diverse substrates including plastics, metals, and coated papers.

  5. Exhibits low shrinkage and minimal odor—ideal for sensitive indoor and packaging applications.

Typical Applications Of Allnex EBECRYL 4666 Crosslinking Agent

  1. UV-curable overprint varnishes for flexible packaging and folding cartons.

  2. Hard-coat formulations for plastic optical lenses and electronic displays.

  3. Industrial wood coatings requiring high scratch and chemical resistance.

  4. 3D printing resins where toughness and dimensional stability are critical.

  5. UV inkjet inks for decorative and functional printing on non-porous surfaces.

Specifications Of Allnex EBECRYL 4666 Crosslinking Agent

Chemical TypeAliphatic urethane acrylate oligomer
Product FormLiquid
AppearancePale yellow, clear liquid
Viscosity (25°C, mPa·s)8,000–12,000
Acid Value (mg KOH/g)< 5
Refractive Index (25°C)1.475–1.485
Primary ApplicationsUV/EB-curable coatings, inks, and adhesives
Key FeaturesFlexible, low-shrink, substrate-adherent, fast-curing


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