About AlzChem

Alzchem Group AG, founded in 1908 and headquartered in Trostberg, Germany, is a vertically integrated specialty chemicals company with a strong legacy in calcium carbide chemistry. Alzchem supplies crosslinking agents, latent curing agents, and accelerators used primarily in thermoset systems such as epoxy resins. These additives enhance curing efficiency, thermal resistance, and mechanical strength in applications including adhesives, coatings, composites, and prepregs. The company’s expertise supports high-performance materials in demanding sectors like automotive, electronics, and industrial manufacturing. Alzchem’s focus on innovation and sustainability makes it a trusted supplier in the global polymer and advanced materials market.

DYHARD® Fluid 212

DYHARD® Fluid 212 by AlzChem is a latent liquid hardener & curing agent for filament winding in combination with DYHARD® RF2100 (formulated resin). It is a formulation of epoxy resin and curing agent. This additive offers extreme pot life, continuous winding operation, increased productivity, higher profitability and consistent viscosity in summer and winter. It provides reduction of cleaning time and resin waste, excellent mechanical properties and low enthalpy. It is suitable for wet fiber winding and towpreg.

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DYHARD® RF2100

DYHARD® RF2100 by AlzChem is a formulation of epoxy resin and curing agent. It is a low viscous modified BPA epoxy resin. It is a formulated resin for filament winding in combination with DYHARD® Fluid 212 (formulated latent liquid hardener). It offers extreme long pot life, continuous winding operation, increased productivity, higher profitability and consistent viscosity in summer and winter. It provides reduction of cleaning time & resin waste, excellent mechanical properties and low enthalpy. DYHARD® RF2100 is suitable for wet fiber winding and towpreg.

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DYHARD® Fluid 111

DYHARD® Fluid 111 by AlzChem is a liquid latent hardener & curing agent for thermosetting epoxy resins systems used in the composite industry, especially for vacuum infusion-, RTM-, pultrusion-, filament winding- and prepreg processes. It offers lower formulation viscosity, improved fiber wetting and excellent mechanical properties. This additive shows long latency up to several weeks. It is suitable for towpreg.

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