rubber accelerator zdmc(pz)
chemical name:zinc dimethyl dithiocarbamate
molecular formula:c6h12n2s4zn
cas no:137-30-4
specification:
|
item |
powder |
oiled powder |
granule |
|
appearance (visual inspection) |
white powder(granule) |
||
|
initial m.p. oc≥ |
240.0 |
240.0 |
240.0 |
|
heating loss %≤ |
0.40 |
0.40 |
0.40 |
|
zinc content % |
20.5-22.0 |
20.2-21.7 |
20.2-21.7 |
|
residues on sieve(150μm), % ≤ |
0.10 |
0.10 |
\ |
|
residues on sieve(63μm), % ≤ |
0.50 |
0.50 |
\ |
|
oil content, % |
\ |
1.0-2.0 |
\ |
|
granule diameter, mm |
\ |
\ |
1.5-2.5 |
properties:white powder (granule). no taste, no poison. density is 1.66. soluble in lower concentration alkali, cs2, benzene, acetone and ch2cl2, partly soluble in chloroform, insoluble in water
application:used as primary or secondary accelerator for nr, sbr, iir, epdm; also used for natural or synthetic latex.
packing:25kg plastic woven bag, paper with plastic film bag, kraft paper bag
storage:the product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. the validity is 2 years .