RUBBER ACCELERATOR  ZDMC


Chemical Name:  Zinc dimethyl dithiocarbamate

Molecular Formula:  C6H12N2S4Zn

Molecular Structure:  

Molecular Weight:  305.81

CAS NO.:  137-30-4

Specifications:

Item

Powder

Oiled Powder

Appearance

White powder

Assay,%≥

97.0

96.0

Initial Melting Point℃≥

240.0

240.0

Loss on Drying%≤

0.40

0.40

Zinc content%

20.0~23.0

20.0~23.0

Residue on 63μm Sieve%≤

0.30

0.30

Residue on 150μm Sieve%≤

0.10

0.10

Oil content%

—-

1.0~2.0

Physical property

Density at 20℃(kg/m³)

1660

1660

Bulk density(kg/m³)

380-420

380-420

Properties:   White powder.No taste,no poison.Soluble in lower concentration alkali,CS2,benzene,acetone and CH2Cl2,partly soluble in chloroform,insoluble in alcohol,CCl4 and ethyl acetate.

Applications:  Used for NR,IR,BR,SBR,NBR,HR,EPDM and natural&synthetic latexes.Stronger accelerating powerthan TMTD.Strong resistance to scorching.In its handling,care should be operated,because of its increase activation and strong tendency to scorch atlow temperatures (100).Often used as a secondary accelerator.In latex,better results are obtained when used in combination with other types such as thiazole accelerators.Used for rubber coated fabrics,latex products and rubber cement,etc.FDA approved in USA.

Package:  20 or 25kg plastic woven bag,paper with plastic film bag,kraft paper bag.

Storage:  The product should be stored in thedry and cooling place with good ventilation,avoiding exposure of the packaged product to direct sunlight.Since the date of production,the storage period is 24 months.

Notes:  The product could be ultrafine powder based on customer accurate requirement.