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

Eastman Advantis 343-3 25X Adhesion Promoter

Eastman Advantis 343-3 25X Adhesion Promoter is a high-performance silane-based primer from Eastman’s Advantis series, designed to enhance bonding between coatings, sealants, and substrates like glass, metal, and plastics—improving durability, moisture resistance, and interfacial adhesion in demanding industrial applications.
  • eastman advantis 343 3 25x adhesion promoter_af2bfd3f
  • eastman advantis 343 3 25x adhesion promoter_af2bfd3f

Features Of Eastman Advantis 343-3 25X Adhesion Promoter

  1. Highly effective silane-based adhesion promoter for challenging substrate combinations.

  2. Designed for use in solvent-borne and water-borne coatings, inks, and adhesives.

  3. Enhances interfacial bonding between organic polymers and inorganic surfaces such as glass, metals, and mineral-filled substrates.

  4. Improves long-term durability, humidity resistance, and thermal stability of bonded interfaces.

  5. Supplied as a ready-to-use 25× concentrate, enabling precise dosing and formulation flexibility.

Typical Applications Of Eastman Advantis 343-3 25X Adhesion Promoter

  1. Automotive clearcoats and primer systems for enhanced chip resistance.

  2. Architectural and industrial metal coatings requiring superior corrosion protection.

  3. UV-curable and thermoset composites with glass fiber or mineral fillers.

  4. Plastic-to-metal bonding in electronics enclosures and appliance housings.

  5. High-performance sealants and structural adhesives for transportation and construction.

Specifications Of Eastman Advantis 343-3 25X Adhesion Promoter

Chemical TypeSilane-based adhesion promoter (aminosilane derivative)
Product FormLiquid concentrate
AppearanceClear, colorless to pale yellow liquid
Primary ApplicationsCoatings, inks, adhesives, and sealants for metal, glass, and filled plastics
Key FeaturesReactive amine functionality, hydrolytically stable, low volatility
BenefitsImproved wet adhesion, reduced delamination, extended service life under humid conditions
Dilution RatioTypically diluted 1:24 (v/v) to achieve 1× working strength
Storage Stability12 months unopened at 15–25°C; protect from moisture and direct sunlight


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