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

Eastman CHDM-D90 1,4-Cyclohexanedimethanol

Eastman CHDM-D90 is a high-purity 1,4-cyclohexanedimethanol grade in Eastman’s CHDM product line—offering excellent hydrolytic stability thermal resistance and low color for premium polyester and polyurethane applications including coatings plasticizers and specialty resins.
  • eastman chdm d90 1 4 cyclohexanedimethanol_7ebaacd6
  • eastman chdm d90 1 4 cyclohexanedimethanol_7ebaacd6

Features Of Eastman CHDM-D90 1,4-Cyclohexanedimethanol

  1. High-purity isomer (>90% cis/trans mixture of 1,4-cyclohexanedimethanol), optimized for consistent polymer performance.

  2. Excellent hydrolytic stability and thermal resistance, enabling robust processing in high-temperature applications.

  3. Low volatility and low color formation, supporting production of optically clear, stable polyesters and polyurethanes.

  4. Enhanced flexibility and toughness when incorporated into copolymer backbones, improving impact resistance without sacrificing clarity.

  5. Compatible with standard polyester and polyurethane synthesis processes, including melt-phase and solution-phase polymerization.

Typical Applications Of Eastman CHDM-D90 1,4-Cyclohexanedimethanol

  1. Co-monomer in specialty polyesters for high-clarity, chemical-resistant packaging films and bottles.

  2. Chain extender in aliphatic polyurethane elastomers for premium automotive interior trim and soft-touch coatings.

  3. Building block for UV-curable resins used in optical adhesives and protective coatings requiring low shrinkage and high durability.

  4. Modifier in unsaturated polyester resins (UPRs) for marine composites and corrosion-resistant fiberglass laminates.

  5. Raw material for high-performance thermoplastic polyether ester elastomers (TPEEs) in medical tubing and flexible connectors.

Specifications Of Eastman CHDM-D90 1,4-Cyclohexanedimethanol

Chemical TypeAliphatic diol (cis/trans mixture of 1,4-cyclohexanedimethanol)
Product FormWhite crystalline solid (pellets or flakes)
AppearanceWhite to off-white, free-flowing crystalline solid
Melting Point85–95 °C (determined by DSC)
Assay (CHDM Content)≥ 90.0 wt% (by GC)
Moisture Content≤ 0.1 wt% (by Karl Fischer titration)
Color (APHA)≤ 30 (10% w/w solution in THF)
Acid Number≤ 0.1 mg KOH/g


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