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

DOW PARALOID AU-608 Acrylic Resin

DOW Chemical AU-608 is a powdered hydroxyl acrylic resin in the PARALOID™ series, developed for high-performance two-component polyurethane coatings. Made by advanced polymerization process, its powder form enables precise metering and clean processing. When cross-linked with aliphatic isocyanates, the film has high hardness

  • dow paraloid au 608
  • dow paraloid au 608

Features Of DOW PARALOID AE-1285 Acrylic Resin

  1. Isocyanate-Free Environmental Formula - Avoid health risks and meet low VOC environmental regulation requirementsDow Inc.

  2. Room Temperature Cross-Linking Curing - No forced drying or baking required, reducing energy consumption and adapting to various construction scenariosDow Inc.

  3. Powder Form Advantages - Uniform particles, precise metering, safe storage and transportation, less processing pollution

  4. Excellent Performance Balance - The formed film has both hardness and flexibility, strong adhesion, outstanding weather resistance and chemical resistance

Typical Applications Of DOW PARALOID AE-1285 Acrylic Resin

  1. Industrial Protective Topcoats - Suitable for long-lasting protective and decorative topcoats of steel structures and construction machineryDow Inc.

  2. Building Exterior Wall Coatings - Used for high-weather-resistant and environmentally friendly topcoats of building exterior walls to improve durability and decorativeness

  3. Transportation Facilities Coating - Adaptable for high-performance protective topcoats of outdoor transportation facilities such as bridges and guardrails

  4. Metal Products Coating - Used for chemical corrosion-resistant decorative coatings of hardware, home appliances and other metal products

Specifications Of DOW PARALOID AE-1285 Acrylic Resin

BrandDOW Chemical
Chemical TypeAcrylic resin (acrylic curing agent)
Technology TypePowder form, solvent-soluble type, high-solid content type
AppearancePowder particles
Glass Transition Temperature (Tg)20 ℃


DOW PARALOID AU-608 Acrylic Resin – Frequently Asked Questions (FAQ)

Q1: What is the primary function of DOW PARALOID AU-608 in coating formulations?

A: DOW PARALOID AU-608 is a specialty acrylic resin designed primarily as a rheology modifier and matting agent. It helps control viscosity, improve sag resistance, and deliver consistent, uniform matte finishes in solvent-borne and high-solids industrial coatings without significantly compromising clarity or film integrity.


Q2: Is AU-608 compatible with common crosslinkers used in thermoset coatings?

A: Yes, AU-608 exhibits good compatibility with standard amino resins (e.g., melamine-formaldehyde) and polyisocyanates commonly employed in baked and ambient-cure systems. Its acrylic backbone supports stable dispersion and minimal interference with crosslinking kinetics under typical formulation conditions.


Q3: How should AU-608 be incorporated into a coating formulation?

A: AU-608 is typically added during the let-down stage, after pigment grinding, and dispersed using moderate shear. It can be introduced either as a dry powder or pre-dispersed in a compatible solvent or resin solution. Good wetting and uniform distribution are essential to achieve optimal matting and rheological performance.


Q4: Does AU-608 affect the gloss retention or weatherability of finished coatings?

A: As a non-film-forming acrylic additive, AU-608 does not contribute directly to the polymer network but remains inert within the cured film. It generally maintains excellent gloss retention and does not negatively impact the inherent UV stability or weather resistance of high-performance acrylic or polyester-based coating systems.



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