。Product description
Di(4-tert-butylcyclohexyl) peroxydicarbonate
Molecular weight : 398.5
Theoretical active Oxygen content : 4.01%
CAS No. : 15520-11-3
。Specification
Appearance : white to off-white powder
Assay : 94.0% min.
Inorganic + organic hydrolyzable chloride : 400 mg/kg max.
。Physical properties
Bulk-Density, 20℃ : 450-480 kg/m3
。Half life data
The reactivity of an organic peroxide is usually given by its half life (t1/2) at various
temperatures. For LQ-BCHPC in chlorobenzene:
t 0.1 hr 1 hr 10 hr
at 82℃ 64℃ 48℃
。Storage
LQ-BCHPC Ts max.= 20℃ and
Ts min. = 0℃ to prevent freezing
。Major decomposition products
Carbon dioxide, 4-tert-Butyl-cyclohexanol
。Packaging and transport
Standard packaging cartons size for LQ-BCHPC is 20 kg(4X5kg peroxide) net.
Smaller packaging size is available on request.
Perkadox 16-W40 is classified as Organic peroxide type C; solid temperature controlled
Division 5.2; UN 3114; PG II.
Rail (RID) and air (ICAO-TI/IATA-DGR) transport are forbidden.
。Application
Polymerization of vinylchloride
LQ-BCHPC is applied as an initiator for the suspension polymerization of vinylchloride in the
temperature range between 40℃ and 65℃.