StructureDiphenoxyethane (DPE)
CAS No. 104-66-5
EC No. 203-224-9
Synonyms 1,2-Diphenoxyethane; Benzene, 1,1'-[1,2-ethanediylbis(oxy)]bis-; Ethane 1,2-diphenoxy-; 2-(phenoxy) ethoxybenzene; 2-Phenoxyethyl phenyl ether

Diphenoxyethane (DPE)

​Diphenoxyethane (DPE) is a sensitizer for direct thermal paper. DPE is suitable for use as a sensitizer in most thermal paper grades.


  • DPE can be applied in the conventional way as a sensitizer by the application of an aqueous coating composition to a pre-coated base paper followed by drying and calendaring. The coating composition will also contain appropriate amounts of various additives including for example color former and color developer.
  • It is most commonly used in combination with WinCon-2.


  • Low sublimation tendency
  • Can be used with most color former / color developer combinations

Shelf Life

Under proper storage conditions, the shelf life is 36 months

Health & Safety

Detailed information on the product described can be found in our relevant Health and Safety Information (Material Safety Data Sheet)