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

Eastman Advantis 343-1 25X Adhesion Promoter

Eastman Advantis 343-1 25X Adhesion Promoter is a high-performance silane-based primer from Eastman’s Advantis series, engineered to enhance bonding between substrates like plastics, metals, and coatings. It improves wetting, durability, and interfacial adhesion in demanding industrial applications including automotive and electronics assembly.
  • eastman advantis 343 1 25x adhesion promoter_a6f0f2e7
  • eastman advantis 343 1 25x adhesion promoter_a6f0f2e7

Features Of Eastman Advantis 343-1 25X Adhesion Promoter

  1. Highly effective silane-based adhesion promoter for enhanced bond strength between substrates and coatings.

  2. Designed for use in solvent-borne and water-borne systems, offering formulation flexibility.

  3. Improves resistance to humidity, thermal cycling, and chemical exposure in finished assemblies.

  4. Enables reliable bonding to low-surface-energy plastics such as polyolefins and thermoplastic elastomers.

  5. Supplied as a ready-to-use 25× concentrate, simplifying dosing and reducing handling variability.

Typical Applications Of Eastman Advantis 343-1 25X Adhesion Promoter

  1. Automotive interior trim bonding (e.g., TPE/PP overmolding to painted or coated substrates).

  2. Industrial plastic-to-metal bonding in appliance housings and electronic enclosures.

  3. Coating adhesion enhancement on polypropylene (PP) and polyethylene (PE) parts for powder and liquid coatings.

  4. Adhesive primer for structural bonding applications in transportation and consumer goods.

Specifications Of Eastman Advantis 343-1 25X Adhesion Promoter

Chemical TypeSilane-modified polymer concentrate
Product FormLiquid concentrate (25×)
AppearanceClear, colorless to pale yellow liquid
Primary ApplicationsPlastic-to-plastic, plastic-to-metal, and coating-to-substrate adhesion promotion
Key FeaturesSilane functionality, hydrolytic stability, low volatility
BenefitsImproved durability, reduced delamination risk, simplified processing
Recommended Carrier SolventsIsopropanol, ethanol, acetone, or compatible hydrocarbon solvents
Storage ConditionsStore in original container at 15–25°C; protect from moisture and direct sunlight


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