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

Allnex ADDITOL XL 186 BOND Adhesion Promoter

Allnex ADDITOL XL 186 BOND Adhesion Promoter is a reactive liquid silane-based additive designed to enhance interfacial bonding between organic coatings and inorganic substrates like glass, metals, or minerals. It improves wet adhesion, corrosion resistance, and durability in automotive, industrial, and protective coating systems without compromising formulation stability.
  • allnex additol xl 186 bond adhesion promoter_faa860d7
  • allnex additol xl 186 bond adhesion promoter_faa860d7

Features Of Allnex ADDITOL XL 186 BOND Adhesion Promoter

  1. Enhances interfacial adhesion between coatings and low-surface-energy substrates such as polyolefins, polypropylene, and PET.

  2. Compatible with a broad range of resin systems including acrylics, polyurethanes, and epoxy-based formulations.

  3. Enables improved wetting and substrate anchoring without compromising film flexibility or chemical resistance.

  4. Designed for ambient-cure and low-bake applications, supporting energy-efficient manufacturing processes.

  5. Non-volatile, solvent-free liquid formulation offering handling safety and regulatory compliance advantages.

Typical Applications Of Allnex ADDITOL XL 186 BOND Adhesion Promoter

  1. Automotive interior trim coatings on PP/TPP substrates.

  2. Industrial metal pretreatment primers for plastic–metal hybrid assemblies.

  3. Flexible packaging inks and overprint varnishes on polyester and polyolefin films.

  4. Architectural coil coatings requiring adhesion to laminated composite panels.

  5. Electronics enclosures and housings where durable coating adhesion to engineered plastics is critical.

Specifications Of Allnex ADDITOL XL 186 BOND Adhesion Promoter

Chemical TypeFunctional silane-modified polymer
Product FormClear, viscous liquid
AppearanceColorless to pale yellow, homogeneous liquid
Primary ApplicationsAdhesion promoter for coatings, inks, and sealants on plastics and metals
Key FeaturesSubstrate-wetting enhancer, co-reactive functionality, low VOC
BenefitsImproved bond durability, reduced delamination risk, extended service life
Storage ConditionsStore in original sealed container at 5–30 °C; protect from moisture
Shelf Life12 months from date of manufacture under recommended conditions


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