Description

Vinyltris(Tri-sec-Butoxysiloxanyl)Silane is a specialized organosilicon compound, specifically a vinyl-functionalized silane coupling agent. Its core value proposition lies in its ability to form durable chemical bridges between inorganic materials and organic polymer matrices, significantly enhancing adhesion, mechanical strength, and environmental resistance. This product is essential for manufacturers in the silicone rubber, advanced composites, and adhesive/sealant industries seeking to improve the performance and longevity of their formulations.

Application

• As a crosslinking agent and adhesion promoter in high-performance silicone rubber (HTV, RTV) and silicone sealants.
• Surface modification of mineral fillers (e.g., silica, clay) to improve dispersion and compatibility in polymer composites.
• Key intermediate in the synthesis of specialty silicone resins and oligomers with vinyl functionality for coatings and release liners.
• Enhancing the bond strength and moisture resistance in fiber-reinforced plastics (FRP) and composite materials.
• Improving the adhesion of paints, inks, and coatings to difficult substrates like metals and glass.
• Used in the production of moisture-curable systems where it contributes to network formation and property enhancement.

Basic Information

Product Name	Vinyltris(Tri-sec-Butoxysiloxanyl)Silane
CAS No.	60711-52-6
Molecular Formula	C26H58O12Si4
Molecular Weight	663.2 g/mol
Synonyms	Vinyltris(1-methylpropoxy)silane, oligomeric; Tris(1-methylpropoxy)vinylsilane oligomer; Vinyltris(tri-sec-butoxysiloxane); Silane, vinyltris[(tri-2-butoxy)siloxy]-; Oligomeric vinyltris(sec-butoxy)silane; sec-Butoxysilane vinyl oligomer; Coupling agent SC-100 (common trade name reference); Vinyl functional silane coupling agent
EINECS	Contact for details

Quality Control

Our Vinyltris(Tri-sec-Butoxysiloxanyl)Silane is manufactured under a stringent quality management system. Each batch undergoes rigorous analytical testing to ensure consistency and meets high-purity standards typical for silane coupling agents. A comprehensive Certificate of Analysis (COA) detailing purity, viscosity, and specific functional group content is available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C/59-77°F). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Clear to slightly hazy liquid
Identification (IR)	Conforms to structure
Assay (Vinyl Content)	≥ 95.0%
Purity (GC)	≥ 90.0%
Color (APHA)	≤ 100
Specific Gravity (25°C)	0.95 - 1.05
Refractive Index (n20D)	1.410 - 1.430
Moisture (Karl Fischer)	≤ 0.5%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.