Aliphatic Isocyanates

WANNATE® HMDI by Wanhua Chemical is a liquid cycloaliphatic diisocyanate with low viscosity. It offers good mechanical strength, abrasion- and hydrolysis resistance, and retention of gloss and physical properties upon weathering.

• It forms optically clear polyurethanes in combination with suitable polyol co-reactants.
• WANNATE® HMDI is used in coatings for flooring, roofing, maintenance and textile applications.

WANNATE® HB-75MX by Wanhua Chemical is an aliphatic biuret polyisocyanate based on hexamethylene diisocyanate (HDI) and dissolved in 25% of 1-methoxy-2-propyl acetate (MPA) and xylene (1:1). It exhibits high chemical- and weathering resistance, very good gloss retention and outstanding mechanical properties. It can be mixed with aliphatic- and aromatic polyisocyanates, polyester polyols and polyacrylates.

• It can be used as the hardener component for lightfast two-component polyurethane coatings.
• WANNATE® HB-75MX is suitable for automotive refinishing, transportation, industrial finishing and plastic coatings.

WANNATE® BIO PDI by Wanhua Chemical is an aliphatic pentamethylene diisocyanate. It is a low viscosity and less irritant liquid at room temperature. It is raw material of bio-based polyurethanes. It offers lightfastness, powdering resistance, good color retention, and weathering resistance.

• It exhibits high degree of oil resistance coupled with good wear-resisting.
• It is used in PU varnish, top-grade coatings, car refinishing paint, plastic coating, top-grade wood paint, industrial coating and anti-corrosive coating.
• It is suitable for coating curing agent and collar copolymer coating.
• WANNATE® BIO PDI has a shelf life of at least 9 months when stored at temperatures between 0 and 30°C.

WANNATE® HT-100 by Wanhua Chemical is a solvent-free, aliphatic polyisocyanate based on hexamethylene diisocyanate (HDI). It can be used as the hardener component for lightfast two-component polyurethane coatings. It offers high resistance to chemicals and weathering, very good gloss retention and outstanding mechanical properties.

• WANNATE® HT-100 is suitable for automotive refinishing, transportation, industrial finishing and plastic coatings.
• It can be mixed with aliphatic- and aromatic polyisocyanates, polyester polyols and polyacrylates.

WANNATE® HB-200 by Wanhua Chemical is an aliphatic biuret polyisocyanate based on 1,6-hexamethylene diisocyanate (HDI). It can be used as a hardener component for lightfast two-component polyurethane coatings. It offers high resistance to chemicals and weathering, very good gloss retention and outstanding mechanical properties.

• It can be mixed with aliphatic and aromatic polyisocyanates, polyester polyols and polyacrylates.
• WANNATE® HB-200 is suitable for automotive refinishing, transportation, industrial finishing and plastic coatings.

WANNATE® HT-3100plus by Wanhua Chemical is a solvent-free, aliphatic polyisocyanate based on hexamethylene diisocyanate (HDI). It can be used as the hardener component for lightfast two-component polyurethane coatings. It offers high resistance to chemicals and weathering, excellent gloss retention, and outstanding mechanical properties.

• It is best used with polyacrylates or polyester polyols or alkyd resins as co-reactants.
• It shows compatibility with aliphatic and aromatic polyisocyanates.
• WANNATE® HT-3100plus is recommended for industrial finishing, automotive refinishing, transportation and plastic coatings, especially in high-solids, solvent-free and water-borne systems.

WANNATE® HT-600 by Wanhua Chemical is a low-viscosity, solvent-free, polyfunctional aliphatic polyisocyanate based on hexamethylene diisocyanate (HDI). It can be used as the hardener component for lightfast two-component polyurethane coatings. It exhibits high chemical and weathering resistance, very good gloss retention and outstanding mechanical properties.

• It shows compatibility with aliphatic- and aromatic polyisocyanates, polyester polyols and polyacrylates.
• WANNATE® HT-600 is suitable for automotive- OEM and refinishing, transportation, industrial finishing and plastics coatings.

Aquolin® 278plus by Wanhua Chemical is water dispersible polyisocyanate based on hexamethylene diisocyanate (HDI).

• It exhibits matting effect and excellent water resistance.
• It can be used for waterborne coatings in combination with waterborne polyurethane and polyacrylate.
• It can be used to prepare “solvent-free hardener” in order to produce ultralow VOC coatings because of its low viscosity and ease of hand mixing.
• Aquolin® 278plus is recommended for metal, wood, concrete and wall applications.

WANNATE® HT-600plus by Wanhua Chemical is a low-viscosity, solvent-free, aliphatic polyisocyanate based on hexamethylene diisocyanate (HDI). It can be used as a hardener component for lightfast two-component polyurethane coatings. It is designed for automotive refinishing, transportation, industrial finishing and plastic coatings.

• It offers high resistance to chemicals and weathering, very good gloss retention and outstanding mechanical properties.
• WANNATE® HT-600plus can be mixed with aliphatic- and aromatic polyisocyanates, polyester polyols and polyacrylates.

WANNATE® ITBL-460S by Wanhua Chemical is a caprolactam-blocked aliphatic polyisocyanate derived from isophorone diisocyanate (IPDI), formulated in solvent naphtha with a solids content of 60%. It is designed as a high-performance curing agent for one-component (1K) polyurethane baking coatings, including coil and industrial coatings.

• It delivers outstanding chemical resistance, durability, superior mechanical properties and good adhesion.
• It is primarily used in food-contact packaging coatings, particularly for interior can coatings, where regulatory compliance and high performance are essential.
• WANNATE® ITBL-460S complies with key global food safety regulations, including approvals from the FDA and EFSA.