Heze Great Bridge Chemical Co., Ltd.

Pre-dispersion Rubber Masterbatches MBTS-80

Pre-dispersion Rubber Masterbatches MBTS-80

Active Content(%): 80
Appearance: Beige to yellow granules
Carrier: SBR
Sulfur Content: 30.0
Density(g/Cm³): 1.27
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Description
Technical Parameters

CHEMICAL NAME: 2,2-Dibenzothiazole disulfide

MOLECULAR FORMULA: C14H₈N₂S₄

MOLECULAR WEIGHT: 332.5

CAS NO.: 102-78-5

Composition: 80% dibenzothiazole disulfide, 20% ethylene-propylene rubber carrier and surface active dispersant. Appearance: Brown particles.

Density: ~ 1.32 g/cm³ (20℃). Pre-dispersed® HiDispersion MBTS-80 is a general-purpose semi-ultra-speed accelerator with good processing safety. It can be used alone or in combination with other accelerators. When used with activated disulfiram acid salts, it can prevent scorching. Gum type, disulfiram acid salt type and aldehyde amine type accelerators all have activating effects on MBTS-80. It has a retardation effect in the processing and vulcanization of CR rubber compounds. When used in combination with ultra-speed accelerators, MBTS-80 can improve processing safety. The vulcanized rubber of MBTS-80 has good heat aging resistance.

 

Specification

 

Active Content(%)

80

Melting Point

166℃

Appearance

Beige to yellow granules

Purity

98%min

Carrier

SBR

Ash content

0.4%max

Sulfur Content

30.0

Heating loss content

0.5%max

Density(g/Cm³)

1.27

63μm sieve residue

0.5%max

Composition

A homogeneous mixture of dibenzothiazyl disulphide and polymeric binder system at 80/20 ratio

※Binder type can be customized.Except SBR,others binders,such as EPDM,NBR also can be available for.

 

Properties

 

YLSCH-RBB MBTS-80 is a semi-ultra accelerator for natural rubber and synthetic rubber,which is always used in combination with other types of accelerator.
It can act as anti-scorching agentin CR formula.
It's very suitable for foaming low hardness products.As a result of good resistance to deterioration of products by using it

 

Application

 

Heat resistant industrial products,cable jackets and insulating layers,solid rubber.Heat-resistant industrial products, cable sheaths and insulation layers, hard rubber.

 

Dosage

 

0.2-3.0 phr

 

Packing

 

25 kgs in carton box with polyethylene bag liner

 

Storage

 

Keep cool(below 25℃)and dry in original package. 24 months from production date

 

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