Anhui Aiyota Silicone Oil Co., Ltd. has introduced Hydroxyl-Terminated Phenyl Polysiloxane IOTA 233, which has become an essential crosslinker in the field of addition-curing silicone rubber and phenyl silicone resins due to its outstanding performance and wide applications. As a colorless, transparent viscous liquid, IOTA 233 not only excels in crosslinking silicone rubber and silicone resins but also exhibits excellent compatibility with various organosilicon materials.

Product Features

Hydroxyl-Terminated Phenyl Polysiloxane IOTA 233 boasts the following core features:

1. Excellent Crosslinking Performance: As a crosslinker for addition-curing silicone rubber and phenyl silicone resins, it significantly enhances the mechanical properties and heat resistance of the products.
2. Good Compatibility: It exhibits excellent compatibility with methyl silicone oil, liquid silicone rubber, phenyl silicone rubber, and phenyl silicone resins, ensuring stable crosslinking processes.
3. Stable Physical Properties: With a viscosity range of 5~5000 mm²/s at 25℃ and a refractive index of 1.46-1.52, it ensures stability across various applications.

Technical Specifications

The following are the typical technical parameters of Hydroxyl-Terminated Phenyl Polysiloxane IOTA 233:

• Appearance: Colorless, transparent viscous liquid
• Specific Gravity: 1.00-1.01
• Refractive Index (20℃): 1.46-1.52
• Viscosity (25℃): 5~5000 mm²/s
• Flash Point: >110℃
• Hydrogen Content: 0.35-0.75%

Application Areas

Hydroxyl-Terminated Phenyl Polysiloxane IOTA 233 demonstrates its outstanding application performance in multiple fields:

1. Addition-Curing Silicone Rubber: As a crosslinker, it is widely used in high-temperature vulcanized silicone rubber and liquid silicone rubber, improving mechanical properties and heat resistance.
2. Phenyl Silicone Rubber and Phenyl Silicone Resins: Used for manufacturing high-performance phenyl silicone rubber and silicone resins, meeting the demands of advanced industrial and research sectors.
3. Organosilicon Composite Materials: Used for producing high-performance organosilicon composite materials, enhancing the overall performance of the products.

Expert Opinions

Chemical industry experts comment: “Hydroxyl-Terminated Phenyl Polysiloxane IOTA 233, with its excellent crosslinking performance and good compatibility, has become an ideal choice for addition-curing silicone rubber and phenyl silicone resins. It not only enhances the mechanical properties of the products but also supports the crosslinking of various organosilicon materials.”

Conclusion

Hydroxyl-Terminated Phenyl Polysiloxane IOTA 233, with its versatile properties and outstanding performance, has become a key crosslinker for addition-curing silicone rubber and phenyl silicone resins. Whether improving the mechanical properties of silicone rubber or enhancing the heat resistance of silicone resins, IOTA 233 significantly boosts product effectiveness, meeting industry demands for efficient crosslinkers.