Product name: Alkyl Ketene Dimer

Synonyms: 2-Oxetanone, 3-C_12-16-alkyl-4-C_13-17-alkylidene; AKD, AKD Wax, Alkyl ketene dimer wax

CAS No: 84989-41-3

EINECS: 284-932-5

Molecular Formula: C₂₈H₅₂O₂ to C₃₆H₆₈O₂

Molecuar Weight: 420 to 532     

Descriptions:

AKD WAX is pale yellow waxy flake solid, it is widely used in the paper industry as sizing agent. After sizing with AKD emulsion, it can make paper less water absorbing and controls its printing properties.

Specifications:

Appearance: Pale Yellow Waxy Solid

Assay: 90% min.

Iodine Value, g I₂/100g: 45 min.

Acid Value, mg KOH/g: 5.0 max.

Melting Point, C: 48-50 min.

Physical State: Flakes

 

Applications: AKD have become more frequently used in the papermaking industry during the last decade as neutral sizing agent which has replaced the acidic sizing agent (Gum Rosin) greatly.