Description

Silsesquioxanes, Ph, Methoxy-Terminated, Polymers With Di-Me Terephthalate, Ethylene Glycol And Trimethylolpropane is a specialized hybrid organic-inorganic polymer that combines the thermal and mechanical stability of a silsesquioxane cage with the flexibility and processability of polyester components. This engineered material is valued for its ability to enhance the performance of high-temperature coatings, advanced composites, and specialty resins. It is primarily sought by formulators and material scientists in the aerospace, automotive, and electronics industries seeking to improve thermal stability, mechanical strength, and surface properties.

Application

• As a high-performance additive in heat-resistant coatings and paints for automotive and aerospace components.
• As a modifier in advanced composite materials to improve interfacial adhesion and thermal-mechanical properties.
• In the formulation of specialty engineering plastics and resins for electronic encapsulation and underfill applications.
• As a key component in high-temperature adhesives and sealants.
• For developing protective films and release coatings with enhanced durability.
• In research and development of novel hybrid materials for optoelectronic and semiconductor applications.

Basic Information

Product Name	Silsesquioxanes, Ph, Methoxy-Terminated, Polymers With Di-Me Terephthalate, Ethylene Glycol And Trimethylolpropane
CAS No.	184007-53-2
Molecular Formula	Contact for details
Molecular Weight	Variable (Polymeric)
Synonyms	Phenyl Silsesquioxane-Polyester Hybrid Polymer; Methoxy-Functionalized Phenyl POSS-Polyester Copolymer; Polyhedral Oligomeric Silsesquioxane (POSS) Polyester Hybrid; PhenylT7-Poly(ethylene glycol-co-trimethylolpropane terephthalate); Hybrid Inorganic-Organic Polymer 184007-53-2; POSS-modified Polyester Resin; Poly(POSS-co-trimethylolpropane terephthalate ethylene glycol ester)
EINECS	Contact for details

Quality Control

Our production of this advanced hybrid polymer adheres to strict quality management protocols. Each batch is characterized using advanced analytical techniques to ensure consistency in molecular weight distribution, functional group content, and thermal properties. Certificates of Analysis (COA) detailing key specifications are available upon request, supporting your R&D and quality assurance processes.

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). This material may be moisture-sensitive; keep the container tightly sealed when not in use to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	Viscous liquid to solid
Color	Colorless to pale yellow
Identification (IR)	Conforms to structure
Solid Content	Contact for details
Viscosity	Grade dependent
Methoxy Content	As per grade
Thermal Decomposition Onset (TGA)	> 300 °C

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