Accelerators / DPTU

Characteristics

DPTU functions as a medium speed vulcanization accelerator. This product synergizes with a sulphur donor to boost vulcanization when used in NR and SBR. DPTU needs zinc oxide to be effective.

Properties:		Limits:
	Powder	Oil powder	Method:
Appearance:	White powder	White oil powder
Specific Gravity kg/m3:	1.32 @ 20°C	1.32 @ 20°C
Melting Point ▫C min:	148.0	148.0	D1519
Heat Loss, % max:	0.40	0.30	D5460
Ash, % max:	0.40	0.30	D5474
Residue on sieve (63 μm):	0.50	0.50	D5461
Residue on sieve (150 μm):	0.10	0.10	D5461
Oil content, %:	0.0-2.0	-	QB2007-09