Bis-(3-triethyoxysilylpropyl)tetrasulfide

CAS# 40372-72-3

Product Description

Bis-(3-triethyoxysilylpropyl)tetrasulfide is a versatile chemical compound with numerous industrial applications, valued for its ability to impart desirable properties to various materials. 

Product:

Bis-(3-triethyoxysilylpropyl)tetrasulfide

CAS:

40372-72-3

Synonym:

3,3′-Tetrathiobis(propyl-triethoxysilane); 4,4,15,15-Tetraethoxy-3,16-dioxa-8,9,10,11-tetrathia-4,15-disilaoctadecane

Structure:

Typical Characteristics

Appearance

Yellow viscous liquid

Boiling point

250 °C

Density

1.08 g/cm3

Flash Point

91 °C

Molecular Weight

538.95

Odor

Slight alcohol odor

Purity

≥90%

Refractive index

1.49

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We Offer Bis-(3-triethyoxysilylpropyl)tetrasulfide
in various grades

A few of the grades available are listed below:

Bis-(3-triethyoxysilylpropyl)tetrasulfide used in many
industry applications

Bis-(3-triethyoxysilylpropyl)tetrasulfide is a versatile chemical compound with numerous industrial applications, valued for its ability to impart desirable properties to various materials. Here are some of its key industrial uses:

  1. Adhesion Promotion: It is widely employed as a coupling agent in the production of adhesives, sealants, and coatings to enhance adhesion to substrates such as glass, metal, and ceramics.
  2. Rubber Industry: This compound is used as a processing aid and coupling agent in the rubber industry to improve the dispersion of fillers and reinforcement materials in rubber compounds, resulting in enhanced mechanical properties of rubber products.
  3. Construction Materials: It finds application in the manufacturing of construction materials such as concrete, mortars, and composites to improve the bonding between cementitious materials and aggregates, leading to increased durability and strength of concrete structures.
  4. Surface Modification: It is utilized for surface modification of various substrates to impart water repellency, corrosion resistance, and improved mechanical properties, making it suitable for coatings and treatments in automotive, aerospace, and marine industries.
  5. Textile Treatment: The compound is used in textile finishing processes to impart water repellency, stain resistance, and anti-soiling properties to fabrics, resulting in high-performance textiles for outdoor and protective clothing.
  6. Oil and Gas Industry: It is employed in oilfield applications as a wellbore stabilizer and sealant additive to improve wellbore integrity and prevent gas and fluid migration in oil and gas wells.
  7. Polymer Modification: It serves as a crosslinking agent in the modification of polymers and elastomers to enhance their mechanical strength, chemical resistance, and thermal stability, making them suitable for various industrial and automotive applications.
  8. Electronic Packaging: It is used in electronic packaging materials to improve the adhesion between substrates and encapsulants, ensuring reliable bonding and protection of electronic components from environmental factors.
  9. Polyurethane Foams: The compound is employed as a chain extender and crosslinking agent in the production of polyurethane foams to enhance their structural integrity, thermal insulation properties, and resistance to moisture and chemicals.
  10. Waterproofing: It is utilized in the formulation of waterproofing agents and coatings for building materials, textiles, and electronic devices to provide long-lasting protection against water ingress and moisture damage.