Description

Siloxanes And Silicones, Di-Me, 3-(4-Hydroxy-3-Methoxyphenyl)Propyl Group-Terminated, Polymers With Bisphenol A And Carbonic Dichloride is a specialized polycarbonate-polysiloxane copolymer, engineered to combine the high-performance characteristics of both silicone and polycarbonate polymers. This material is critical for applications demanding exceptional durability, thermal stability, and optical clarity under challenging conditions. It is primarily sought by formulators and manufacturers in the advanced materials, electronics, and high-performance coatings sectors.

Application

• High-Performance Optical Lenses and Films: Used as a base resin for lenses, light guides, and protective films requiring high transparency, impact resistance, and weatherability.
• Advanced Electronic Encapsulants and Potting Compounds: Provides excellent electrical insulation, moisture resistance, and thermal shock protection for sensitive electronic components.
• Specialty Release Coatings and Mold Release Agents: Offers non-stick properties and thermal stability for complex molding processes in plastics and composites manufacturing.
• Biocompatible Medical Device Components: Suitable for fabricating durable, sterilizable parts where a combination of clarity, flexibility, and biocompatibility is required.
• Automotive and Aerospace Interior/Exterior Components: Used in coatings and molded parts that must withstand extreme temperatures, UV exposure, and mechanical stress.
• Additive for Engineering Thermoplastics: Acts as a modifier to enhance the impact strength, flow properties, and surface characteristics of polycarbonate and other polymer blends.

Basic Information

Product Name	Siloxanes And Silicones, Di-Me, 3-(4-Hydroxy-3-Methoxyphenyl)Propyl Group-Terminated, Polymers With Bisphenol A And Carbonic Dichloride
CAS No.	156064-99-2
Molecular Formula	Typically complex and variable; contact for details on specific grade.
Molecular Weight	Varies by grade and polymerization degree.
Synonyms	Polycarbonate-polysiloxane copolymer; Bisphenol A, polymer with carbonic dichloride and 3-(4-hydroxy-3-methoxyphenyl)propyl-terminated polydimethylsiloxane; PC-PDMS copolymer; Silicone-modified polycarbonate; Poly(dimethylsiloxane-co-bisphenol A carbonate); Transparent silicone polycarbonate resin.
EINECS	Contact for details.

Quality Control

Our production of this advanced copolymer adheres to strict quality management systems, ensuring batch-to-batch consistency for critical performance parameters. Quality is verified through tests for molecular weight distribution, silicone content, thermal properties, and optical clarity. A comprehensive Certificate of Analysis (COA) detailing specific grade specifications is provided with each shipment 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). Keep away from strong acids, bases, and oxidizing agents. For long-term storage, consider an inert atmosphere to prevent potential oxidative degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow pellets or clear solid
Identification (IR)	Conforms to structure
Silicone Content	5% - 50% (Grade dependent)
Weight-Average Molecular Weight (Mw)	10,000 - 100,000 g/mol
Glass Transition Temperature (Tg)	80°C - 150°C
Light Transmittance	> 85% (Grade dependent)
Moisture Content	< 0.1%

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