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

Allnex EBECRYL 4491 Crosslinking Agent

Allnex EBECRYL 4491 is a trifunctional acrylate crosslinking agent from the EBECRYL® series, offering rapid UV/EB curing, low viscosity, and excellent compatibility with acrylic resins—ideal for high-gloss coatings, inks, and adhesives requiring superior hardness and chemical resistance.
  • allnex ebecryl 4491 crosslinking agent_3c6cdc7d
  • allnex ebecryl 4491 crosslinking agent_3c6cdc7d

Features Of Allnex EBECRYL 4491 Crosslinking Agent

  1. Highly functional aliphatic urethane acrylate oligomer offering excellent flexibility and impact resistance.

  2. Low viscosity enables easy formulation handling and improved pigment/wetting dispersion in UV-curable systems.

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

  4. Delivers rapid cure speed under standard UV LED and mercury lamp sources with minimal oxygen inhibition.

  5. Non-yellowing performance ensures long-term clarity and color stability in demanding optical and decorative applications.

Typical Applications Of Allnex EBECRYL 4491 Crosslinking Agent

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

  2. Hard-coat formulations for plastic lenses, displays, and touchscreens.

  3. Industrial wood and metal coatings requiring abrasion resistance and gloss retention.

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

  5. Decorative nail coatings and specialty cosmetic finishes.

Specifications Of Allnex EBECRYL 4491 Crosslinking Agent

Chemical TypeAliphatic urethane acrylate oligomer
Product FormLiquid
AppearanceClear, pale yellow liquid
Viscosity (25 °C, mPa·s)800–1,200
Acid Value (mg KOH/g)< 5
Refractive Index (25 °C)1.475–1.485
VOC Content< 1 g/L (non-volatile)
Primary ApplicationsUV/LED-curable coatings, inks, and adhesives


Get in Touch with ERICW
Let competitive chemical materials go global.

Your Name *

Your Email *

Your Phone

Country

Your Message *