Description

Pss-Isooctyl Substituted Cage Mixture is a specialized organosilicon compound characterized by its unique cage-like polyhedral oligomeric silsesquioxane (POSS) structure. This material is valued for its ability to impart enhanced thermal stability, mechanical reinforcement, and improved processability when incorporated into polymer matrices. It serves as a critical performance additive for advanced material scientists and formulation chemists seeking to develop next-generation composites, coatings, and high-performance elastomers with superior properties.

Application

• As a nanoscale reinforcing filler in epoxy, silicone, polyurethane, and other thermoset resin systems to improve modulus and heat resistance.
• Used in the formulation of high-temperature resistant coatings and paints for aerospace, automotive, and industrial applications.
• As a key modifier in specialty adhesives and sealants to enhance durability and environmental stability.
• Employed in the development of advanced polymer nanocomposites for electronic encapsulation and underfill materials.
• As an additive to improve the thermal and oxidative stability of engineering plastics and elastomers.
• Used in research and development for creating hybrid organic-inorganic materials with tailored dielectric or optical properties.

Basic Information

Product Name	Pss-Isooctyl Substituted Cage Mixture
CAS No.	190732-67-3
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Isooctyl POSS; Isooctyl-substituted Polyhedral Oligomeric Silsesquioxane; Isooctylsilsesquioxane; POSS-Isooctyl; Octaisooctyl POSS; T8-Isooctyl POSS; Cage-structured Isooctyl Silsesquioxane; Hybrid Isooctyl Siloxane
EINECS	Contact for details

Quality Control

Our Pss-Isooctyl Substituted Cage Mixture is manufactured under controlled conditions to ensure batch-to-batch consistency and high purity. Quality is assured through a combination of advanced analytical techniques including NMR, FT-IR, and GPC/SEC. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, substituent content, and residual solvent levels. Our quality management system is designed to meet the stringent requirements of industrial and R&D customers.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive). Keep the container tightly sealed under an inert atmosphere (e.g., nitrogen or argon) to prevent moisture uptake and potential degradation. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white powder or viscous liquid
Identification (IR)	Conforms to structure
Assay (NMR)	≥ 95%
Isooctyl Substitution Degree	≥ 90%
Residual Solvent (GC)	< 0.5%
Moisture Content (KF)	< 0.2%

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