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Crosile® 69C

Chemical Name
Bis[3- (triethoxysilyl) propyl] tetrasulfide, Carbon Black

Crosile®69C it is a mixture of Si-69 silane coupling agent and carbon black with the same function as Si-69 but easier to operate. It can improve the physical and mechanical properties of rubber and greatly strengthen tensile strenth, antitearing strenth, abrasion resistance, reduce the permanent deformation and viscosity of gross rubber, improve process property. The suitable polymer include NR,IP,SBR,BR,NBR,EPDM, etc.

Properties

Physical Form
  • Granules
  • Solid

Product families

Applications

Automotive & Transportation — Automotive
  • Other Automotive Applications
  • Tires
Industrial — Chemical & Industrial Manufacturing
  • Other Industrial Applications

Product Families

Elastomers — Elastomer Additives
  • Surface Modifiers
Plastics — Polymer Additives
  • Surface Modifiers

Other characteristics

Brand
Crosile
Features

Enhanced Tear Resistant, Good Abrasion Resistance, Good Mechanical Properties, High Tensile Strength, Low Deformation Tendency, Low Odor

Functions
Coupling Agent
Markets
  • Automotive & Transportation
  • Industrial
Packing
25 kg /bag, it loads 16 MT/ 20 FCL with pallet
Storage

Kept in a low temperature, dry and ventilated place, avoid direct sunlight.

Synonyms

The mixture of Bis-[3-(triethoxysilyl)-propyl]-tetrasulfide(50%) and Carbon Black (50%); Di-(3- ethoxy silane propyl)--tetrasulfide and carbon black mixture

Appearance
Black Granule, Black Granular
Properties

It is black fine granule with slight alcohol odor.

Shelf LIfe
One year in ventilating, cool and dry area.
Technology
  • Elastomers
  • Plastics
Material Features
  • Enhanced Tear Resistant
  • Good Abrasion Resistance
  • Good Mechanical Properties
  • High Tensile Strength
  • Low Deformation Tendency
  • Low Odor
Chemical Properties

During the sulfidation, the coupling speed of S69C tetra sulfur alkyl group is nearly the same as curing behavior speed in sulfur cross-linking, which improves the heat generation of rubber and crackle extensibility. 4 S atoms can promote sulfurization; It can improve the stuffing strengtheningcharacteristics and increase abrasive resistance of rubber. As the rubber agent-curing ingredient and promoting agent.; It can increase their abrasive resistance, reduce hysteresis quality and hydroscopicity, improve their mechanical performance and splicing performance and increase their aging performance, modulus and bending life-span.

Plastics and Elastomers End Uses
Tires
Plastics and Elastomers Functions
Coupling Agent

Technical data

Table 1 of 1

3 rows
CharacteristicValueUnit
Ash Content11.5±1%
Sulfur Content12 ± 1wt. %
Heating loss in 105°Cmax. 2.0%

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