Eastman

 
Eastman™ 1,4-CHDA-HP
Eastman™ 1,4-CHDA-HP

CAS Number: 1076-97-7

Chemical Synonym: Cyclohexanedicarboxylic Acid

Applications/Uses
  • Chemical and pharmaceutical intermediate
  • Coil coating resins
  • High-solids polyester-melamine baking enamels
  • Polyester polyols for polyurethane coatings
  • Powder coating resins
  • Unsaturated polyester resins for gel coats
  • Waterborne polyester resins
Key Attributes
  • An excellent combination of hardness and flexibility in one monomer
  • Better gloss retention and yellowing resistance
  • Better hydrolytic stability
  • Excellent thermal stability for low resin color
  • High solubility in molten glycols
  • Improved corrosion, stain, chemical, and detergent resistance
  • Reduced “orange peel” in powder coatings
Product Description

Eastman™ 1,4-CHDA-HP (1,4-cyclohexanedicarboxylic acid high purity) is a cycloaliphatic diacid offering many unique performance properties to polyester resins for coatings and fiberglass-reinforced plastics. It is also ideally suited improving performance of waterborne, high solids, powder coatings and coil coating applications. Its symmetrical, 1,4-substituted cycloaliphatic ring brings properties ideally suited for high-performance applications in automotive, transportation, industrial maintenance, aerospace, architectural, appliance, and general metal coatings, and gel coats. CHDA is a mixture of cis and trans isomers. It is supplied as white to off-white powder in various package sizes. Eastman also manufactures DMCD, which is the dimethyl ester of CHDA.


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Literature
 
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